./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/unroll-cond-4.wvr.c --full-output --architecture 32bit


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


Checking for ERROR reachability
Using default analysis
Version 7e70badd
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/config/GemCutterReach.xml -i ../../sv-benchmarks/c/weaver/unroll-cond-4.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw --witnessprinter.witness.filename witness.graphml --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 4755329f7559a8be1422f8772c1ed30abe185c2742a237de140cc196ec4e9010
--- Real Ultimate output ---
This is Ultimate 0.2.1-dev-7e70bad
[2021-11-23 14:20:49,382 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2021-11-23 14:20:49,385 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2021-11-23 14:20:49,448 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2021-11-23 14:20:49,448 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2021-11-23 14:20:49,455 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2021-11-23 14:20:49,457 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2021-11-23 14:20:49,460 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2021-11-23 14:20:49,463 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2021-11-23 14:20:49,464 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2021-11-23 14:20:49,466 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2021-11-23 14:20:49,468 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2021-11-23 14:20:49,469 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2021-11-23 14:20:49,471 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2021-11-23 14:20:49,473 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2021-11-23 14:20:49,475 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2021-11-23 14:20:49,476 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2021-11-23 14:20:49,478 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2021-11-23 14:20:49,481 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2021-11-23 14:20:49,484 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2021-11-23 14:20:49,487 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2021-11-23 14:20:49,489 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2021-11-23 14:20:49,491 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2021-11-23 14:20:49,492 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2021-11-23 14:20:49,497 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2021-11-23 14:20:49,498 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2021-11-23 14:20:49,498 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2021-11-23 14:20:49,500 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2021-11-23 14:20:49,501 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2021-11-23 14:20:49,503 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2021-11-23 14:20:49,503 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2021-11-23 14:20:49,505 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2021-11-23 14:20:49,506 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2021-11-23 14:20:49,507 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2021-11-23 14:20:49,509 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2021-11-23 14:20:49,510 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2021-11-23 14:20:49,511 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2021-11-23 14:20:49,512 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2021-11-23 14:20:49,512 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2021-11-23 14:20:49,514 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2021-11-23 14:20:49,515 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2021-11-23 14:20:49,516 INFO  L101        SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/config/svcomp-Reach-32bit-GemCutter_Default.epf
[2021-11-23 14:20:49,549 INFO  L113        SettingsManager]: Loading preferences was successful
[2021-11-23 14:20:49,549 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2021-11-23 14:20:49,550 INFO  L136        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2021-11-23 14:20:49,550 INFO  L138        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2021-11-23 14:20:49,551 INFO  L136        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2021-11-23 14:20:49,551 INFO  L138        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2021-11-23 14:20:49,552 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2021-11-23 14:20:49,553 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2021-11-23 14:20:49,553 INFO  L138        SettingsManager]:  * Use SBE=true
[2021-11-23 14:20:49,553 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2021-11-23 14:20:49,554 INFO  L138        SettingsManager]:  * sizeof long=4
[2021-11-23 14:20:49,554 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2021-11-23 14:20:49,554 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2021-11-23 14:20:49,555 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2021-11-23 14:20:49,555 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2021-11-23 14:20:49,555 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2021-11-23 14:20:49,555 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2021-11-23 14:20:49,556 INFO  L138        SettingsManager]:  * sizeof long double=12
[2021-11-23 14:20:49,556 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2021-11-23 14:20:49,556 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2021-11-23 14:20:49,557 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2021-11-23 14:20:49,557 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2021-11-23 14:20:49,557 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2021-11-23 14:20:49,558 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2021-11-23 14:20:49,558 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2021-11-23 14:20:49,558 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-11-23 14:20:49,558 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2021-11-23 14:20:49,559 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2021-11-23 14:20:49,559 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2021-11-23 14:20:49,559 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2021-11-23 14:20:49,559 INFO  L138        SettingsManager]:  * DFS Order used in POR=LOOP_LOCKSTEP
[2021-11-23 14:20:49,560 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2021-11-23 14:20:49,560 INFO  L138        SettingsManager]:  * Large block encoding in concurrent analysis=OFF
[2021-11-23 14:20:49,560 INFO  L138        SettingsManager]:  * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA
[2021-11-23 14:20:49,560 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2021-11-23 14:20:49,561 INFO  L138        SettingsManager]:  * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE
[2021-11-23 14:20:49,561 INFO  L138        SettingsManager]:  * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER
[2021-11-23 14:20:49,561 INFO  L138        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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/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 -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml
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 -> 4755329f7559a8be1422f8772c1ed30abe185c2742a237de140cc196ec4e9010
[2021-11-23 14:20:49,893 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2021-11-23 14:20:49,924 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2021-11-23 14:20:49,929 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2021-11-23 14:20:49,930 INFO  L271        PluginConnector]: Initializing CDTParser...
[2021-11-23 14:20:49,931 INFO  L275        PluginConnector]: CDTParser initialized
[2021-11-23 14:20:49,933 INFO  L432   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/../../sv-benchmarks/c/weaver/unroll-cond-4.wvr.c
[2021-11-23 14:20:50,042 INFO  L220              CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/data/e72c72e2f/23b5a1815b234f7d821fb03e333b3a2e/FLAG20bb8e886
[2021-11-23 14:20:50,672 INFO  L306              CDTParser]: Found 1 translation units.
[2021-11-23 14:20:50,673 INFO  L160              CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/sv-benchmarks/c/weaver/unroll-cond-4.wvr.c
[2021-11-23 14:20:50,682 INFO  L349              CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/data/e72c72e2f/23b5a1815b234f7d821fb03e333b3a2e/FLAG20bb8e886
[2021-11-23 14:20:51,024 INFO  L357              CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/data/e72c72e2f/23b5a1815b234f7d821fb03e333b3a2e
[2021-11-23 14:20:51,027 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2021-11-23 14:20:51,035 INFO  L131        ToolchainWalker]: Walking toolchain with 6 elements.
[2021-11-23 14:20:51,038 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2021-11-23 14:20:51,040 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2021-11-23 14:20:51,044 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2021-11-23 14:20:51,045 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:20:51" (1/1) ...
[2021-11-23 14:20:51,047 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c1a4160 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:20:51, skipping insertion in model container
[2021-11-23 14:20:51,047 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:20:51" (1/1) ...
[2021-11-23 14:20:51,056 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2021-11-23 14:20:51,084 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2021-11-23 14:20:51,317 WARN  L230   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/sv-benchmarks/c/weaver/unroll-cond-4.wvr.c[2808,2821]
[2021-11-23 14:20:51,326 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2021-11-23 14:20:51,336 INFO  L203         MainTranslator]: Completed pre-run
[2021-11-23 14:20:51,374 WARN  L230   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/sv-benchmarks/c/weaver/unroll-cond-4.wvr.c[2808,2821]
[2021-11-23 14:20:51,378 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2021-11-23 14:20:51,402 INFO  L208         MainTranslator]: Completed translation
[2021-11-23 14:20:51,403 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:20:51 WrapperNode
[2021-11-23 14:20:51,403 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2021-11-23 14:20:51,405 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2021-11-23 14:20:51,405 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2021-11-23 14:20:51,405 INFO  L275        PluginConnector]: Boogie Procedure Inliner initialized
[2021-11-23 14:20:51,414 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:20:51" (1/1) ...
[2021-11-23 14:20:51,447 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:20:51" (1/1) ...
[2021-11-23 14:20:51,500 INFO  L137                Inliner]: procedures = 24, calls = 41, calls flagged for inlining = 15, calls inlined = 15, statements flattened = 183
[2021-11-23 14:20:51,501 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2021-11-23 14:20:51,501 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2021-11-23 14:20:51,502 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2021-11-23 14:20:51,502 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2021-11-23 14:20:51,513 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:20:51" (1/1) ...
[2021-11-23 14:20:51,513 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:20:51" (1/1) ...
[2021-11-23 14:20:51,529 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:20:51" (1/1) ...
[2021-11-23 14:20:51,529 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:20:51" (1/1) ...
[2021-11-23 14:20:51,537 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:20:51" (1/1) ...
[2021-11-23 14:20:51,555 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:20:51" (1/1) ...
[2021-11-23 14:20:51,557 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:20:51" (1/1) ...
[2021-11-23 14:20:51,572 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2021-11-23 14:20:51,573 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2021-11-23 14:20:51,574 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2021-11-23 14:20:51,574 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2021-11-23 14:20:51,579 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:20:51" (1/1) ...
[2021-11-23 14:20:51,589 INFO  L168          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-11-23 14:20:51,602 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3
[2021-11-23 14:20:51,619 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2021-11-23 14:20:51,653 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2021-11-23 14:20:51,674 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2021-11-23 14:20:51,674 INFO  L130     BoogieDeclarations]: Found specification of procedure thread1
[2021-11-23 14:20:51,674 INFO  L138     BoogieDeclarations]: Found implementation of procedure thread1
[2021-11-23 14:20:51,674 INFO  L130     BoogieDeclarations]: Found specification of procedure thread2
[2021-11-23 14:20:51,676 INFO  L138     BoogieDeclarations]: Found implementation of procedure thread2
[2021-11-23 14:20:51,676 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2021-11-23 14:20:51,677 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2021-11-23 14:20:51,677 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2021-11-23 14:20:51,678 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2021-11-23 14:20:51,678 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2021-11-23 14:20:51,678 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2021-11-23 14:20:51,678 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2021-11-23 14:20:51,678 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2021-11-23 14:20:51,680 WARN  L209             CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement
[2021-11-23 14:20:51,825 INFO  L236             CfgBuilder]: Building ICFG
[2021-11-23 14:20:51,827 INFO  L262             CfgBuilder]: Building CFG for each procedure with an implementation
[2021-11-23 14:20:52,247 INFO  L277             CfgBuilder]: Performing block encoding
[2021-11-23 14:20:52,264 INFO  L296             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2021-11-23 14:20:52,264 INFO  L301             CfgBuilder]: Removed 3 assume(true) statements.
[2021-11-23 14:20:52,267 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:20:52 BoogieIcfgContainer
[2021-11-23 14:20:52,268 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2021-11-23 14:20:52,270 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2021-11-23 14:20:52,271 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2021-11-23 14:20:52,275 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2021-11-23 14:20:52,275 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:20:51" (1/3) ...
[2021-11-23 14:20:52,276 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44ee4eed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:20:52, skipping insertion in model container
[2021-11-23 14:20:52,277 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:20:51" (2/3) ...
[2021-11-23 14:20:52,277 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44ee4eed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:20:52, skipping insertion in model container
[2021-11-23 14:20:52,278 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:20:52" (3/3) ...
[2021-11-23 14:20:52,279 INFO  L111   eAbstractionObserver]: Analyzing ICFG unroll-cond-4.wvr.c
[2021-11-23 14:20:52,287 WARN  L149   ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program
[2021-11-23 14:20:52,287 INFO  L204   ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2021-11-23 14:20:52,288 INFO  L163   ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2021-11-23 14:20:52,288 INFO  L513   ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2021-11-23 14:20:52,365 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,366 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,367 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,367 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,367 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,368 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,368 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,368 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,369 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,369 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,369 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,370 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,370 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,370 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,371 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,371 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,371 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,372 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,372 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,372 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,373 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,373 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,373 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,374 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,374 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,374 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,375 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,375 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,375 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,375 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post2#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,376 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,376 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post2#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,376 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post2#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,376 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,377 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post2#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,377 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,379 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post2#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,387 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post2#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,390 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,391 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,391 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,392 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,392 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,392 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,393 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,393 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,393 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,394 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,394 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,394 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,395 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,395 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,395 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,396 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,396 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,396 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,397 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,397 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,397 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,397 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,398 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,398 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,398 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,399 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,399 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,399 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,400 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,400 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,400 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,400 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,401 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,401 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,401 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,408 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,409 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,409 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,409 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,410 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,410 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,410 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,411 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,411 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,411 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,412 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,412 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,412 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,424 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,424 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,424 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,425 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,425 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,425 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,425 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,426 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,426 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,426 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,427 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,427 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,427 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,428 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,428 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,428 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,428 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,429 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,429 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,429 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,429 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,430 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,430 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,430 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,430 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,431 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,431 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,431 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,431 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,432 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,432 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,432 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,432 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,433 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,433 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,433 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,433 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,434 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,434 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,434 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,434 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,435 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,435 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,435 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,435 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,435 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post12#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,436 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,436 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post12#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,436 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,436 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,437 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,437 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,437 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,437 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,445 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,446 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,446 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post12#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,446 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,447 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post12#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,447 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,448 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,448 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,449 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,449 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,450 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,450 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,450 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,450 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,450 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post12#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,451 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post12#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,451 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,451 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,451 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,451 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,452 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,452 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post16#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,452 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,452 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post16#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,452 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,453 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,454 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post16#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,454 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,454 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post16#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,454 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,455 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,455 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,456 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post16#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,456 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post16#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,457 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,457 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,457 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,457 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,457 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,458 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,459 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,459 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,459 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,459 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,461 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,465 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,465 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,466 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,466 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,466 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,466 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,467 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,467 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,467 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,468 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,468 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,468 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,468 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,468 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,469 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,469 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,469 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,469 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,470 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,471 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,471 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,472 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,475 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,475 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,475 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,476 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,477 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,477 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,477 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,477 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,478 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,483 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,484 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,484 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,484 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,484 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,485 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,485 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,485 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,485 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,485 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,485 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,486 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,486 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,486 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,486 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,487 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,487 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,487 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,487 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,487 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,487 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,488 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,488 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,488 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,488 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,489 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,489 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,489 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,489 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,489 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,489 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,490 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,490 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,490 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,490 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,490 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,491 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,491 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,491 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,491 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,497 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post2#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,498 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,498 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,498 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,499 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,499 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,499 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,509 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,509 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,510 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,510 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post12#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,510 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,513 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,513 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,513 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,513 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,514 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post16#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,514 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,514 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,515 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,515 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,516 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,516 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,516 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,516 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,516 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:20:52,534 INFO  L148    ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions.
[2021-11-23 14:20:52,622 INFO  L168          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000
[2021-11-23 14:20:52,622 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3
[2021-11-23 14:20:52,634 INFO  L229       MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null)
[2021-11-23 14:20:52,661 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process
[2021-11-23 14:20:52,694 INFO  L338      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ========
[2021-11-23 14:20:52,702 INFO  L339      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, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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, mLoopAccelerationTechnique=FAST_UPR
[2021-11-23 14:20:52,702 INFO  L340      AbstractCegarLoop]: Starting to check reachability of 3 error locations.
[2021-11-23 14:20:52,977 INFO  L402      AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] ===
[2021-11-23 14:20:52,988 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-11-23 14:20:52,989 INFO  L85        PathProgramCache]: Analyzing trace with hash 1245846160, now seen corresponding path program 1 times
[2021-11-23 14:20:53,006 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-23 14:20:53,007 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [591586030]
[2021-11-23 14:20:53,007 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-23 14:20:53,008 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-23 14:20:53,130 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-23 14:20:53,297 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-11-23 14:20:53,298 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-11-23 14:20:53,298 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [591586030]
[2021-11-23 14:20:53,299 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [591586030] provided 1 perfect and 0 imperfect interpolant sequences
[2021-11-23 14:20:53,299 INFO  L186   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2021-11-23 14:20:53,300 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2021-11-23 14:20:53,305 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [489207015]
[2021-11-23 14:20:53,307 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2021-11-23 14:20:53,337 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2021-11-23 14:20:53,338 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-11-23 14:20:53,395 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2021-11-23 14:20:53,397 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2021-11-23 14:20:53,399 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:20:53,402 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-11-23 14:20:53,404 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 2 states, 2 states have (on average 68.0) internal successors, (136), 2 states have internal predecessors, (136), 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)
[2021-11-23 14:20:53,404 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:20:53,476 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:20:53,477 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2021-11-23 14:20:53,477 INFO  L402      AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] ===
[2021-11-23 14:20:53,478 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-11-23 14:20:53,478 INFO  L85        PathProgramCache]: Analyzing trace with hash -1101546496, now seen corresponding path program 1 times
[2021-11-23 14:20:53,479 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-23 14:20:53,479 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [584138735]
[2021-11-23 14:20:53,479 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-23 14:20:53,479 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-23 14:20:53,659 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-23 14:20:54,191 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-11-23 14:20:54,192 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-11-23 14:20:54,192 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [584138735]
[2021-11-23 14:20:54,192 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [584138735] provided 1 perfect and 0 imperfect interpolant sequences
[2021-11-23 14:20:54,192 INFO  L186   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2021-11-23 14:20:54,193 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9
[2021-11-23 14:20:54,193 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1780617777]
[2021-11-23 14:20:54,193 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2021-11-23 14:20:54,195 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 9 states
[2021-11-23 14:20:54,195 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-11-23 14:20:54,196 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants.
[2021-11-23 14:20:54,197 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72
[2021-11-23 14:20:54,197 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:20:54,197 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-11-23 14:20:54,198 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 9 states, 9 states have (on average 14.333333333333334) internal successors, (129), 9 states have internal predecessors, (129), 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)
[2021-11-23 14:20:54,198 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:20:54,198 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:20:54,697 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:20:54,698 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2021-11-23 14:20:54,700 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2021-11-23 14:20:54,702 INFO  L402      AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] ===
[2021-11-23 14:20:54,703 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-11-23 14:20:54,703 INFO  L85        PathProgramCache]: Analyzing trace with hash 550087955, now seen corresponding path program 1 times
[2021-11-23 14:20:54,703 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-23 14:20:54,704 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1827507436]
[2021-11-23 14:20:54,704 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-23 14:20:54,704 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-23 14:20:54,877 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-23 14:20:55,577 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-11-23 14:20:55,577 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-11-23 14:20:55,577 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1827507436]
[2021-11-23 14:20:55,578 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1827507436] provided 0 perfect and 1 imperfect interpolant sequences
[2021-11-23 14:20:55,578 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [301497919]
[2021-11-23 14:20:55,578 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-23 14:20:55,578 INFO  L168          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-11-23 14:20:55,578 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3
[2021-11-23 14:20:55,580 INFO  L229       MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2021-11-23 14:20:55,585 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process
[2021-11-23 14:20:55,691 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-23 14:20:55,694 INFO  L263         TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 9 conjunts are in the unsatisfiable core
[2021-11-23 14:20:55,705 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-11-23 14:20:56,607 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2021-11-23 14:20:56,608 INFO  L324         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2021-11-23 14:20:56,608 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleZ3 [301497919] provided 1 perfect and 0 imperfect interpolant sequences
[2021-11-23 14:20:56,608 INFO  L186   FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2021-11-23 14:20:56,608 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [17] total 23
[2021-11-23 14:20:56,609 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1837828707]
[2021-11-23 14:20:56,609 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2021-11-23 14:20:56,610 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 8 states
[2021-11-23 14:20:56,610 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-11-23 14:20:56,610 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2021-11-23 14:20:56,612 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=461, Unknown=0, NotChecked=0, Total=506
[2021-11-23 14:20:56,612 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:20:56,612 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-11-23 14:20:56,612 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 8 states, 8 states have (on average 22.25) internal successors, (178), 8 states have internal predecessors, (178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-11-23 14:20:56,613 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:20:56,613 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2021-11-23 14:20:56,613 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:20:56,979 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:20:56,979 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2021-11-23 14:20:56,979 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-11-23 14:20:57,014 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0
[2021-11-23 14:20:57,194 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-11-23 14:20:57,194 INFO  L402      AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] ===
[2021-11-23 14:20:57,195 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-11-23 14:20:57,195 INFO  L85        PathProgramCache]: Analyzing trace with hash -116043155, now seen corresponding path program 1 times
[2021-11-23 14:20:57,195 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-23 14:20:57,195 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [127993495]
[2021-11-23 14:20:57,195 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-23 14:20:57,195 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-23 14:20:57,246 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-23 14:20:57,335 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-11-23 14:20:57,335 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-11-23 14:20:57,335 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [127993495]
[2021-11-23 14:20:57,336 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [127993495] provided 1 perfect and 0 imperfect interpolant sequences
[2021-11-23 14:20:57,336 INFO  L186   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2021-11-23 14:20:57,336 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2021-11-23 14:20:57,337 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1328937761]
[2021-11-23 14:20:57,337 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2021-11-23 14:20:57,337 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2021-11-23 14:20:57,337 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-11-23 14:20:57,338 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2021-11-23 14:20:57,338 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2021-11-23 14:20:57,338 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:20:57,338 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-11-23 14:20:57,339 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 4 states have (on average 26.5) internal successors, (106), 4 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-11-23 14:20:57,339 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:20:57,339 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2021-11-23 14:20:57,339 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2021-11-23 14:20:57,339 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:20:57,538 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:20:57,538 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2021-11-23 14:20:57,538 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2021-11-23 14:20:57,539 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-11-23 14:20:57,539 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2021-11-23 14:20:57,539 INFO  L402      AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] ===
[2021-11-23 14:20:57,540 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-11-23 14:20:57,540 INFO  L85        PathProgramCache]: Analyzing trace with hash 1765011788, now seen corresponding path program 1 times
[2021-11-23 14:20:57,541 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-23 14:20:57,541 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1606508421]
[2021-11-23 14:20:57,541 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-23 14:20:57,541 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-23 14:20:57,611 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-23 14:20:58,172 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2021-11-23 14:20:58,172 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-11-23 14:20:58,173 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1606508421]
[2021-11-23 14:20:58,173 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1606508421] provided 0 perfect and 1 imperfect interpolant sequences
[2021-11-23 14:20:58,173 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [864945450]
[2021-11-23 14:20:58,173 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-23 14:20:58,173 INFO  L168          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-11-23 14:20:58,174 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3
[2021-11-23 14:20:58,177 INFO  L229       MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2021-11-23 14:20:58,213 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process
[2021-11-23 14:20:58,334 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-23 14:20:58,337 INFO  L263         TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 44 conjunts are in the unsatisfiable core
[2021-11-23 14:20:58,348 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-11-23 14:21:02,094 INFO  L354             Elim1Store]: treesize reduction 7, result has 30.0 percent of original size
[2021-11-23 14:21:02,096 INFO  L388             Elim1Store]: Elim1 did not use preprocessing 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 30 treesize of output 19
[2021-11-23 14:21:02,356 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-11-23 14:21:02,357 INFO  L328         TraceCheckSpWp]: Computing backward predicates...
[2021-11-23 14:21:04,390 INFO  L354             Elim1Store]: treesize reduction 0, result has 100.0 percent of original size
[2021-11-23 14:21:04,390 INFO  L388             Elim1Store]: Elim1 did not use preprocessing 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 40 treesize of output 32
[2021-11-23 14:21:07,002 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-11-23 14:21:07,002 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleZ3 [864945450] provided 0 perfect and 2 imperfect interpolant sequences
[2021-11-23 14:21:07,003 INFO  L186   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2021-11-23 14:21:07,003 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 26, 22] total 57
[2021-11-23 14:21:07,003 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [857925235]
[2021-11-23 14:21:07,003 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2021-11-23 14:21:07,005 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 57 states
[2021-11-23 14:21:07,005 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-11-23 14:21:07,006 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 57 interpolants.
[2021-11-23 14:21:07,008 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=229, Invalid=2963, Unknown=0, NotChecked=0, Total=3192
[2021-11-23 14:21:07,008 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:21:07,008 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-11-23 14:21:07,009 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 57 states, 57 states have (on average 8.912280701754385) internal successors, (508), 57 states have internal predecessors, (508), 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)
[2021-11-23 14:21:07,010 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:21:07,010 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2021-11-23 14:21:07,011 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. 
[2021-11-23 14:21:07,015 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-11-23 14:21:07,015 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:21:14,658 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:21:14,658 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2021-11-23 14:21:14,658 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2021-11-23 14:21:14,658 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-11-23 14:21:14,659 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. 
[2021-11-23 14:21:14,698 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0
[2021-11-23 14:21:14,859 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-11-23 14:21:14,860 INFO  L402      AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] ===
[2021-11-23 14:21:14,860 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-11-23 14:21:14,861 INFO  L85        PathProgramCache]: Analyzing trace with hash 525927393, now seen corresponding path program 1 times
[2021-11-23 14:21:14,861 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-23 14:21:14,861 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1337772580]
[2021-11-23 14:21:14,861 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-23 14:21:14,861 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-23 14:21:14,950 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-23 14:21:15,796 INFO  L134       CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2021-11-23 14:21:15,796 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-11-23 14:21:15,797 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1337772580]
[2021-11-23 14:21:15,797 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1337772580] provided 0 perfect and 1 imperfect interpolant sequences
[2021-11-23 14:21:15,797 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [216880048]
[2021-11-23 14:21:15,797 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-23 14:21:15,797 INFO  L168          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-11-23 14:21:15,797 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3
[2021-11-23 14:21:15,802 INFO  L229       MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2021-11-23 14:21:15,819 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process
[2021-11-23 14:21:15,920 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-23 14:21:15,923 INFO  L263         TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 45 conjunts are in the unsatisfiable core
[2021-11-23 14:21:15,929 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-11-23 14:21:20,197 INFO  L354             Elim1Store]: treesize reduction 13, result has 18.8 percent of original size
[2021-11-23 14:21:20,197 INFO  L388             Elim1Store]: Elim1 did not use preprocessing 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 46 treesize of output 25
[2021-11-23 14:21:20,480 INFO  L134       CoverageAnalysis]: Checked inductivity of 52 backedges. 28 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked.
[2021-11-23 14:21:20,480 INFO  L328         TraceCheckSpWp]: Computing backward predicates...
[2021-11-23 14:21:22,142 INFO  L354             Elim1Store]: treesize reduction 0, result has 100.0 percent of original size
[2021-11-23 14:21:22,143 INFO  L388             Elim1Store]: Elim1 did not use preprocessing 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 40 treesize of output 32
[2021-11-23 14:21:24,097 INFO  L134       CoverageAnalysis]: Checked inductivity of 52 backedges. 10 proven. 34 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked.
[2021-11-23 14:21:24,097 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleZ3 [216880048] provided 0 perfect and 2 imperfect interpolant sequences
[2021-11-23 14:21:24,097 INFO  L186   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2021-11-23 14:21:24,098 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 24, 24] total 63
[2021-11-23 14:21:24,098 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1040459994]
[2021-11-23 14:21:24,098 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2021-11-23 14:21:24,099 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 63 states
[2021-11-23 14:21:24,099 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-11-23 14:21:24,100 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 63 interpolants.
[2021-11-23 14:21:24,103 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=272, Invalid=3634, Unknown=0, NotChecked=0, Total=3906
[2021-11-23 14:21:24,103 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:21:24,103 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-11-23 14:21:24,104 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 63 states, 63 states have (on average 9.603174603174603) internal successors, (605), 63 states have internal predecessors, (605), 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)
[2021-11-23 14:21:24,104 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:21:24,104 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2021-11-23 14:21:24,104 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. 
[2021-11-23 14:21:24,104 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-11-23 14:21:24,104 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. 
[2021-11-23 14:21:24,104 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:21:30,761 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:21:30,762 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2021-11-23 14:21:30,762 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2021-11-23 14:21:30,762 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-11-23 14:21:30,762 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. 
[2021-11-23 14:21:30,762 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. 
[2021-11-23 14:21:30,805 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0
[2021-11-23 14:21:30,970 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-11-23 14:21:30,970 INFO  L402      AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] ===
[2021-11-23 14:21:30,970 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-11-23 14:21:30,971 INFO  L85        PathProgramCache]: Analyzing trace with hash 894426602, now seen corresponding path program 1 times
[2021-11-23 14:21:30,971 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-23 14:21:30,971 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [721590531]
[2021-11-23 14:21:30,971 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-23 14:21:30,971 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-23 14:21:31,060 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-23 14:21:32,184 INFO  L134       CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 150 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2021-11-23 14:21:32,185 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-11-23 14:21:32,185 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [721590531]
[2021-11-23 14:21:32,185 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [721590531] provided 0 perfect and 1 imperfect interpolant sequences
[2021-11-23 14:21:32,185 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [974915768]
[2021-11-23 14:21:32,186 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-23 14:21:32,186 INFO  L168          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-11-23 14:21:32,186 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3
[2021-11-23 14:21:32,188 INFO  L229       MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2021-11-23 14:21:32,188 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process
[2021-11-23 14:21:32,296 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-23 14:21:32,299 INFO  L263         TraceCheckSpWp]: Trace formula consists of 438 conjuncts, 40 conjunts are in the unsatisfiable core
[2021-11-23 14:21:32,312 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-11-23 14:21:35,274 INFO  L354             Elim1Store]: treesize reduction 9, result has 25.0 percent of original size
[2021-11-23 14:21:35,275 INFO  L388             Elim1Store]: Elim1 did not use preprocessing 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 32 treesize of output 19
[2021-11-23 14:21:35,492 INFO  L134       CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked.
[2021-11-23 14:21:35,492 INFO  L328         TraceCheckSpWp]: Computing backward predicates...
[2021-11-23 14:21:37,714 INFO  L354             Elim1Store]: treesize reduction 0, result has 100.0 percent of original size
[2021-11-23 14:21:37,715 INFO  L388             Elim1Store]: Elim1 did not use preprocessing 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 40 treesize of output 32
[2021-11-23 14:21:39,653 INFO  L134       CoverageAnalysis]: Checked inductivity of 151 backedges. 20 proven. 18 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked.
[2021-11-23 14:21:39,654 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleZ3 [974915768] provided 0 perfect and 2 imperfect interpolant sequences
[2021-11-23 14:21:39,654 INFO  L186   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2021-11-23 14:21:39,654 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 21, 22] total 65
[2021-11-23 14:21:39,654 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1973347103]
[2021-11-23 14:21:39,655 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2021-11-23 14:21:39,656 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 65 states
[2021-11-23 14:21:39,656 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-11-23 14:21:39,657 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants.
[2021-11-23 14:21:39,660 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=218, Invalid=3942, Unknown=0, NotChecked=0, Total=4160
[2021-11-23 14:21:39,660 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:21:39,660 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-11-23 14:21:39,661 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 65 states, 65 states have (on average 8.76923076923077) internal successors, (570), 65 states have internal predecessors, (570), 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)
[2021-11-23 14:21:39,661 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:21:39,661 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2021-11-23 14:21:39,661 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. 
[2021-11-23 14:21:39,661 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-11-23 14:21:39,662 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. 
[2021-11-23 14:21:39,662 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. 
[2021-11-23 14:21:39,662 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:21:52,991 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:21:52,991 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2021-11-23 14:21:52,991 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2021-11-23 14:21:52,991 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-11-23 14:21:52,991 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. 
[2021-11-23 14:21:52,991 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. 
[2021-11-23 14:21:52,991 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. 
[2021-11-23 14:21:53,017 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0
[2021-11-23 14:21:53,192 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-11-23 14:21:53,192 INFO  L402      AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] ===
[2021-11-23 14:21:53,192 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-11-23 14:21:53,193 INFO  L85        PathProgramCache]: Analyzing trace with hash -551225087, now seen corresponding path program 1 times
[2021-11-23 14:21:53,193 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-23 14:21:53,193 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1588704904]
[2021-11-23 14:21:53,194 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-23 14:21:53,194 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-23 14:21:53,246 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-23 14:21:54,865 INFO  L134       CoverageAnalysis]: Checked inductivity of 299 backedges. 0 proven. 298 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2021-11-23 14:21:54,866 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-11-23 14:21:54,866 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1588704904]
[2021-11-23 14:21:54,866 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1588704904] provided 0 perfect and 1 imperfect interpolant sequences
[2021-11-23 14:21:54,866 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1069714593]
[2021-11-23 14:21:54,866 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-23 14:21:54,866 INFO  L168          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-11-23 14:21:54,866 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3
[2021-11-23 14:21:54,867 INFO  L229       MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2021-11-23 14:21:54,868 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process
[2021-11-23 14:21:54,976 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-23 14:21:54,979 INFO  L263         TraceCheckSpWp]: Trace formula consists of 493 conjuncts, 45 conjunts are in the unsatisfiable core
[2021-11-23 14:21:54,984 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-11-23 14:21:58,999 INFO  L354             Elim1Store]: treesize reduction 13, result has 18.8 percent of original size
[2021-11-23 14:21:58,999 INFO  L388             Elim1Store]: Elim1 did not use preprocessing 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 46 treesize of output 25
[2021-11-23 14:21:59,372 INFO  L134       CoverageAnalysis]: Checked inductivity of 299 backedges. 149 proven. 47 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked.
[2021-11-23 14:21:59,372 INFO  L328         TraceCheckSpWp]: Computing backward predicates...
[2021-11-23 14:22:00,660 INFO  L354             Elim1Store]: treesize reduction 0, result has 100.0 percent of original size
[2021-11-23 14:22:00,660 INFO  L388             Elim1Store]: Elim1 did not use preprocessing 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 40 treesize of output 32
[2021-11-23 14:22:03,292 INFO  L134       CoverageAnalysis]: Checked inductivity of 299 backedges. 11 proven. 185 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked.
[2021-11-23 14:22:03,292 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1069714593] provided 0 perfect and 2 imperfect interpolant sequences
[2021-11-23 14:22:03,292 INFO  L186   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2021-11-23 14:22:03,292 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37, 24, 24] total 78
[2021-11-23 14:22:03,293 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1375217636]
[2021-11-23 14:22:03,293 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2021-11-23 14:22:03,294 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 78 states
[2021-11-23 14:22:03,294 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-11-23 14:22:03,295 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 78 interpolants.
[2021-11-23 14:22:03,299 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=309, Invalid=5697, Unknown=0, NotChecked=0, Total=6006
[2021-11-23 14:22:03,299 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:22:03,299 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-11-23 14:22:03,300 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 78 states, 78 states have (on average 8.85897435897436) internal successors, (691), 78 states have internal predecessors, (691), 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)
[2021-11-23 14:22:03,300 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:22:03,300 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2021-11-23 14:22:03,300 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. 
[2021-11-23 14:22:03,301 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-11-23 14:22:03,301 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. 
[2021-11-23 14:22:03,301 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. 
[2021-11-23 14:22:03,301 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. 
[2021-11-23 14:22:03,301 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:22:16,226 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:22:16,226 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2021-11-23 14:22:16,226 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2021-11-23 14:22:16,226 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-11-23 14:22:16,226 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. 
[2021-11-23 14:22:16,226 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. 
[2021-11-23 14:22:16,226 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. 
[2021-11-23 14:22:16,227 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. 
[2021-11-23 14:22:16,256 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0
[2021-11-23 14:22:16,445 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-11-23 14:22:16,446 INFO  L402      AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] ===
[2021-11-23 14:22:16,446 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-11-23 14:22:16,446 INFO  L85        PathProgramCache]: Analyzing trace with hash -984979572, now seen corresponding path program 1 times
[2021-11-23 14:22:16,446 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-23 14:22:16,447 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1459714013]
[2021-11-23 14:22:16,447 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-23 14:22:16,447 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-23 14:22:16,479 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-23 14:22:16,744 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2021-11-23 14:22:16,744 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-11-23 14:22:16,744 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1459714013]
[2021-11-23 14:22:16,744 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1459714013] provided 0 perfect and 1 imperfect interpolant sequences
[2021-11-23 14:22:16,745 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1805160353]
[2021-11-23 14:22:16,745 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-23 14:22:16,745 INFO  L168          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-11-23 14:22:16,745 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3
[2021-11-23 14:22:16,747 INFO  L229       MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2021-11-23 14:22:16,769 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process
[2021-11-23 14:22:16,835 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-23 14:22:16,837 INFO  L263         TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 33 conjunts are in the unsatisfiable core
[2021-11-23 14:22:16,840 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-11-23 14:22:17,665 INFO  L354             Elim1Store]: treesize reduction 9, result has 25.0 percent of original size
[2021-11-23 14:22:17,666 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 16
[2021-11-23 14:22:17,769 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-11-23 14:22:17,769 INFO  L328         TraceCheckSpWp]: Computing backward predicates...
[2021-11-23 14:22:18,297 INFO  L354             Elim1Store]: treesize reduction 9, result has 43.8 percent of original size
[2021-11-23 14:22:18,297 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 17
[2021-11-23 14:22:19,093 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-11-23 14:22:19,093 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1805160353] provided 0 perfect and 2 imperfect interpolant sequences
[2021-11-23 14:22:19,094 INFO  L186   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2021-11-23 14:22:19,094 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 18, 18] total 36
[2021-11-23 14:22:19,094 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [724906729]
[2021-11-23 14:22:19,094 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2021-11-23 14:22:19,095 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 36 states
[2021-11-23 14:22:19,096 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-11-23 14:22:19,096 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants.
[2021-11-23 14:22:19,097 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=114, Invalid=1146, Unknown=0, NotChecked=0, Total=1260
[2021-11-23 14:22:19,097 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:22:19,097 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-11-23 14:22:19,098 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 36 states, 36 states have (on average 10.63888888888889) internal successors, (383), 36 states have internal predecessors, (383), 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)
[2021-11-23 14:22:19,098 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:22:19,098 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2021-11-23 14:22:19,098 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. 
[2021-11-23 14:22:19,099 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-11-23 14:22:19,099 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. 
[2021-11-23 14:22:19,099 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. 
[2021-11-23 14:22:19,099 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. 
[2021-11-23 14:22:19,123 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. 
[2021-11-23 14:22:19,123 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:22:21,075 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:22:21,075 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2021-11-23 14:22:21,075 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2021-11-23 14:22:21,075 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-11-23 14:22:21,075 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. 
[2021-11-23 14:22:21,075 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. 
[2021-11-23 14:22:21,076 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. 
[2021-11-23 14:22:21,076 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. 
[2021-11-23 14:22:21,076 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. 
[2021-11-23 14:22:21,100 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0
[2021-11-23 14:22:21,277 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-11-23 14:22:21,277 INFO  L402      AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] ===
[2021-11-23 14:22:21,277 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-11-23 14:22:21,278 INFO  L85        PathProgramCache]: Analyzing trace with hash -2006158731, now seen corresponding path program 2 times
[2021-11-23 14:22:21,278 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-23 14:22:21,278 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1526043012]
[2021-11-23 14:22:21,278 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-23 14:22:21,278 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-23 14:22:21,307 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-23 14:22:21,595 INFO  L134       CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2021-11-23 14:22:21,596 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-11-23 14:22:21,596 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1526043012]
[2021-11-23 14:22:21,596 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1526043012] provided 0 perfect and 1 imperfect interpolant sequences
[2021-11-23 14:22:21,596 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [757429273]
[2021-11-23 14:22:21,597 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1
[2021-11-23 14:22:21,597 INFO  L168          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-11-23 14:22:21,597 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3
[2021-11-23 14:22:21,600 INFO  L229       MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2021-11-23 14:22:21,601 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process
[2021-11-23 14:22:21,677 INFO  L228   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s)
[2021-11-23 14:22:21,677 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2021-11-23 14:22:21,679 INFO  L263         TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 22 conjunts are in the unsatisfiable core
[2021-11-23 14:22:21,682 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-11-23 14:22:22,258 INFO  L134       CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2021-11-23 14:22:22,258 INFO  L328         TraceCheckSpWp]: Computing backward predicates...
[2021-11-23 14:22:23,080 INFO  L134       CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2021-11-23 14:22:23,081 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleZ3 [757429273] provided 0 perfect and 2 imperfect interpolant sequences
[2021-11-23 14:22:23,081 INFO  L186   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2021-11-23 14:22:23,081 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 13, 13] total 29
[2021-11-23 14:22:23,081 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [855399977]
[2021-11-23 14:22:23,081 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2021-11-23 14:22:23,082 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 29 states
[2021-11-23 14:22:23,082 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-11-23 14:22:23,083 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants.
[2021-11-23 14:22:23,083 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=726, Unknown=0, NotChecked=0, Total=812
[2021-11-23 14:22:23,083 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:22:23,084 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-11-23 14:22:23,084 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 29 states, 29 states have (on average 10.275862068965518) internal successors, (298), 29 states have internal predecessors, (298), 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)
[2021-11-23 14:22:23,084 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:22:23,084 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2021-11-23 14:22:23,085 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. 
[2021-11-23 14:22:23,085 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-11-23 14:22:23,085 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. 
[2021-11-23 14:22:23,085 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. 
[2021-11-23 14:22:23,085 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. 
[2021-11-23 14:22:23,085 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. 
[2021-11-23 14:22:23,085 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. 
[2021-11-23 14:22:23,085 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:22:23,966 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:22:23,966 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2021-11-23 14:22:23,966 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2021-11-23 14:22:23,966 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-11-23 14:22:23,966 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. 
[2021-11-23 14:22:23,966 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. 
[2021-11-23 14:22:23,966 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. 
[2021-11-23 14:22:23,967 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. 
[2021-11-23 14:22:23,967 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. 
[2021-11-23 14:22:23,967 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. 
[2021-11-23 14:22:24,008 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0
[2021-11-23 14:22:24,168 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9
[2021-11-23 14:22:24,168 INFO  L402      AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] ===
[2021-11-23 14:22:24,168 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-11-23 14:22:24,169 INFO  L85        PathProgramCache]: Analyzing trace with hash -1454953940, now seen corresponding path program 3 times
[2021-11-23 14:22:24,169 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-23 14:22:24,169 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [50419142]
[2021-11-23 14:22:24,169 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-23 14:22:24,169 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-23 14:22:24,240 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-23 14:22:24,951 INFO  L134       CoverageAnalysis]: Checked inductivity of 43 backedges. 9 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-11-23 14:22:24,952 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-11-23 14:22:24,952 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [50419142]
[2021-11-23 14:22:24,952 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [50419142] provided 0 perfect and 1 imperfect interpolant sequences
[2021-11-23 14:22:24,952 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [74505110]
[2021-11-23 14:22:24,952 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2
[2021-11-23 14:22:24,953 INFO  L168          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-11-23 14:22:24,953 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3
[2021-11-23 14:22:24,954 INFO  L229       MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2021-11-23 14:22:25,025 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process
[2021-11-23 14:22:25,253 INFO  L228   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s)
[2021-11-23 14:22:25,254 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2021-11-23 14:22:25,256 INFO  L263         TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 42 conjunts are in the unsatisfiable core
[2021-11-23 14:22:25,261 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-11-23 14:22:27,012 INFO  L388             Elim1Store]: Elim1 did not use preprocessing 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 15 treesize of output 7
[2021-11-23 14:22:27,060 INFO  L134       CoverageAnalysis]: Checked inductivity of 43 backedges. 16 proven. 24 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2021-11-23 14:22:27,060 INFO  L328         TraceCheckSpWp]: Computing backward predicates...
[2021-11-23 14:22:27,570 INFO  L354             Elim1Store]: treesize reduction 9, result has 43.8 percent of original size
[2021-11-23 14:22:27,571 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 17
[2021-11-23 14:22:28,307 INFO  L134       CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2021-11-23 14:22:28,307 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleZ3 [74505110] provided 0 perfect and 2 imperfect interpolant sequences
[2021-11-23 14:22:28,307 INFO  L186   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2021-11-23 14:22:28,308 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 25, 20] total 49
[2021-11-23 14:22:28,308 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [799013030]
[2021-11-23 14:22:28,308 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2021-11-23 14:22:28,308 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 49 states
[2021-11-23 14:22:28,309 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-11-23 14:22:28,309 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants.
[2021-11-23 14:22:28,310 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=256, Invalid=2096, Unknown=0, NotChecked=0, Total=2352
[2021-11-23 14:22:28,310 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:22:28,310 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-11-23 14:22:28,311 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 49 states, 49 states have (on average 6.755102040816326) internal successors, (331), 49 states have internal predecessors, (331), 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)
[2021-11-23 14:22:28,311 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:22:28,311 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2021-11-23 14:22:28,311 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. 
[2021-11-23 14:22:28,311 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-11-23 14:22:28,312 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. 
[2021-11-23 14:22:28,312 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. 
[2021-11-23 14:22:28,312 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. 
[2021-11-23 14:22:28,312 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. 
[2021-11-23 14:22:28,312 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. 
[2021-11-23 14:22:28,312 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. 
[2021-11-23 14:22:28,312 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:22:31,323 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:22:31,323 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2021-11-23 14:22:31,323 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2021-11-23 14:22:31,323 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-11-23 14:22:31,323 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. 
[2021-11-23 14:22:31,323 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. 
[2021-11-23 14:22:31,323 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. 
[2021-11-23 14:22:31,323 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. 
[2021-11-23 14:22:31,324 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. 
[2021-11-23 14:22:31,324 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. 
[2021-11-23 14:22:31,324 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. 
[2021-11-23 14:22:31,346 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0
[2021-11-23 14:22:31,524 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10
[2021-11-23 14:22:31,525 INFO  L402      AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] ===
[2021-11-23 14:22:31,527 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-11-23 14:22:31,527 INFO  L85        PathProgramCache]: Analyzing trace with hash -1918486271, now seen corresponding path program 1 times
[2021-11-23 14:22:31,527 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-23 14:22:31,527 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1140841434]
[2021-11-23 14:22:31,528 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-23 14:22:31,528 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-23 14:22:31,558 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-23 14:22:32,132 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2021-11-23 14:22:32,133 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-11-23 14:22:32,133 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1140841434]
[2021-11-23 14:22:32,133 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1140841434] provided 0 perfect and 1 imperfect interpolant sequences
[2021-11-23 14:22:32,133 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [445135186]
[2021-11-23 14:22:32,133 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-23 14:22:32,133 INFO  L168          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-11-23 14:22:32,134 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3
[2021-11-23 14:22:32,138 INFO  L229       MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2021-11-23 14:22:32,163 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process
[2021-11-23 14:22:32,255 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-23 14:22:32,258 INFO  L263         TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 33 conjunts are in the unsatisfiable core
[2021-11-23 14:22:32,262 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-11-23 14:22:33,394 INFO  L354             Elim1Store]: treesize reduction 9, result has 25.0 percent of original size
[2021-11-23 14:22:33,394 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 16
[2021-11-23 14:22:33,515 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2021-11-23 14:22:33,515 INFO  L328         TraceCheckSpWp]: Computing backward predicates...
[2021-11-23 14:22:34,466 INFO  L354             Elim1Store]: treesize reduction 9, result has 43.8 percent of original size
[2021-11-23 14:22:34,466 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 17
[2021-11-23 14:22:35,383 INFO  L134       CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2021-11-23 14:22:35,383 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleZ3 [445135186] provided 0 perfect and 2 imperfect interpolant sequences
[2021-11-23 14:22:35,384 INFO  L186   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2021-11-23 14:22:35,384 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18, 18] total 45
[2021-11-23 14:22:35,384 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [147800005]
[2021-11-23 14:22:35,384 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2021-11-23 14:22:35,385 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 45 states
[2021-11-23 14:22:35,385 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-11-23 14:22:35,385 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants.
[2021-11-23 14:22:35,386 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=132, Invalid=1848, Unknown=0, NotChecked=0, Total=1980
[2021-11-23 14:22:35,386 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:22:35,386 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-11-23 14:22:35,387 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 45 states, 45 states have (on average 11.088888888888889) internal successors, (499), 45 states have internal predecessors, (499), 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)
[2021-11-23 14:22:35,387 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:22:35,387 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2021-11-23 14:22:35,387 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. 
[2021-11-23 14:22:35,387 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-11-23 14:22:35,387 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. 
[2021-11-23 14:22:35,388 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. 
[2021-11-23 14:22:35,388 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. 
[2021-11-23 14:22:35,388 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. 
[2021-11-23 14:22:35,388 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. 
[2021-11-23 14:22:35,388 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. 
[2021-11-23 14:22:35,388 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. 
[2021-11-23 14:22:35,388 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:22:39,714 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:22:39,714 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2021-11-23 14:22:39,715 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2021-11-23 14:22:39,715 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-11-23 14:22:39,715 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. 
[2021-11-23 14:22:39,715 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. 
[2021-11-23 14:22:39,715 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. 
[2021-11-23 14:22:39,715 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. 
[2021-11-23 14:22:39,715 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. 
[2021-11-23 14:22:39,715 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. 
[2021-11-23 14:22:39,715 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. 
[2021-11-23 14:22:39,715 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. 
[2021-11-23 14:22:39,737 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0
[2021-11-23 14:22:39,916 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11
[2021-11-23 14:22:39,916 INFO  L402      AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] ===
[2021-11-23 14:22:39,916 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-11-23 14:22:39,923 INFO  L85        PathProgramCache]: Analyzing trace with hash -404529974, now seen corresponding path program 1 times
[2021-11-23 14:22:39,923 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-23 14:22:39,923 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1187792470]
[2021-11-23 14:22:39,923 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-23 14:22:39,923 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-23 14:22:39,960 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-23 14:22:42,827 INFO  L134       CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2021-11-23 14:22:42,827 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-11-23 14:22:42,827 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1187792470]
[2021-11-23 14:22:42,828 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1187792470] provided 0 perfect and 1 imperfect interpolant sequences
[2021-11-23 14:22:42,828 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1175109268]
[2021-11-23 14:22:42,828 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-23 14:22:42,828 INFO  L168          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-11-23 14:22:42,828 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3
[2021-11-23 14:22:42,829 INFO  L229       MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2021-11-23 14:22:42,830 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process
[2021-11-23 14:22:42,922 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-23 14:22:42,923 INFO  L263         TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 33 conjunts are in the unsatisfiable core
[2021-11-23 14:22:42,928 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-11-23 14:22:44,403 INFO  L354             Elim1Store]: treesize reduction 9, result has 25.0 percent of original size
[2021-11-23 14:22:44,404 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 16
[2021-11-23 14:22:44,698 INFO  L134       CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked.
[2021-11-23 14:22:44,698 INFO  L328         TraceCheckSpWp]: Computing backward predicates...
[2021-11-23 14:22:46,245 INFO  L354             Elim1Store]: treesize reduction 9, result has 43.8 percent of original size
[2021-11-23 14:22:46,246 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 17
[2021-11-23 14:22:47,355 INFO  L134       CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked.
[2021-11-23 14:22:47,355 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1175109268] provided 0 perfect and 2 imperfect interpolant sequences
[2021-11-23 14:22:47,355 INFO  L186   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2021-11-23 14:22:47,356 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 18, 18] total 54
[2021-11-23 14:22:47,356 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1490792412]
[2021-11-23 14:22:47,356 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2021-11-23 14:22:47,357 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 54 states
[2021-11-23 14:22:47,357 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-11-23 14:22:47,357 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants.
[2021-11-23 14:22:47,358 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=154, Invalid=2708, Unknown=0, NotChecked=0, Total=2862
[2021-11-23 14:22:47,358 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:22:47,358 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-11-23 14:22:47,359 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 54 states, 54 states have (on average 9.462962962962964) internal successors, (511), 54 states have internal predecessors, (511), 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)
[2021-11-23 14:22:47,359 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:22:47,359 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2021-11-23 14:22:47,359 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. 
[2021-11-23 14:22:47,359 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-11-23 14:22:47,359 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. 
[2021-11-23 14:22:47,359 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. 
[2021-11-23 14:22:47,359 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. 
[2021-11-23 14:22:47,359 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. 
[2021-11-23 14:22:47,359 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. 
[2021-11-23 14:22:47,359 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. 
[2021-11-23 14:22:47,359 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. 
[2021-11-23 14:22:47,360 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. 
[2021-11-23 14:22:47,360 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:23:50,439 WARN  L534   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []
[2021-11-23 14:24:05,294 WARN  L534   Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []
[2021-11-23 14:24:22,764 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:24:22,764 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2021-11-23 14:24:22,764 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2021-11-23 14:24:22,764 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-11-23 14:24:22,764 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. 
[2021-11-23 14:24:22,764 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. 
[2021-11-23 14:24:22,764 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. 
[2021-11-23 14:24:22,764 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. 
[2021-11-23 14:24:22,764 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. 
[2021-11-23 14:24:22,765 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. 
[2021-11-23 14:24:22,765 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. 
[2021-11-23 14:24:22,765 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. 
[2021-11-23 14:24:22,765 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. 
[2021-11-23 14:24:22,789 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0
[2021-11-23 14:24:22,966 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-11-23 14:24:22,966 INFO  L402      AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] ===
[2021-11-23 14:24:22,966 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-11-23 14:24:22,966 INFO  L85        PathProgramCache]: Analyzing trace with hash 233563430, now seen corresponding path program 1 times
[2021-11-23 14:24:22,967 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-23 14:24:22,967 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [490111437]
[2021-11-23 14:24:22,967 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-23 14:24:22,967 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-23 14:24:22,994 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-23 14:24:23,782 INFO  L134       CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2021-11-23 14:24:23,783 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-11-23 14:24:23,783 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [490111437]
[2021-11-23 14:24:23,783 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [490111437] provided 0 perfect and 1 imperfect interpolant sequences
[2021-11-23 14:24:23,783 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1921047761]
[2021-11-23 14:24:23,783 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-23 14:24:23,783 INFO  L168          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-11-23 14:24:23,783 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3
[2021-11-23 14:24:23,784 INFO  L229       MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2021-11-23 14:24:23,785 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process
[2021-11-23 14:24:23,874 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-23 14:24:23,875 INFO  L263         TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 42 conjunts are in the unsatisfiable core
[2021-11-23 14:24:23,894 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-11-23 14:24:25,713 INFO  L354             Elim1Store]: treesize reduction 7, result has 30.0 percent of original size
[2021-11-23 14:24:25,714 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 16
[2021-11-23 14:24:25,928 INFO  L134       CoverageAnalysis]: Checked inductivity of 53 backedges. 12 proven. 14 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked.
[2021-11-23 14:24:25,928 INFO  L328         TraceCheckSpWp]: Computing backward predicates...
[2021-11-23 14:24:27,244 INFO  L354             Elim1Store]: treesize reduction 9, result has 43.8 percent of original size
[2021-11-23 14:24:27,245 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 17
[2021-11-23 14:24:28,255 INFO  L134       CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked.
[2021-11-23 14:24:28,255 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1921047761] provided 0 perfect and 2 imperfect interpolant sequences
[2021-11-23 14:24:28,255 INFO  L186   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2021-11-23 14:24:28,255 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 26, 20] total 62
[2021-11-23 14:24:28,256 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1067690149]
[2021-11-23 14:24:28,256 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2021-11-23 14:24:28,256 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 62 states
[2021-11-23 14:24:28,256 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-11-23 14:24:28,257 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 62 interpolants.
[2021-11-23 14:24:28,258 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=214, Invalid=3568, Unknown=0, NotChecked=0, Total=3782
[2021-11-23 14:24:28,262 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:24:28,262 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-11-23 14:24:28,262 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 62 states, 62 states have (on average 8.241935483870968) internal successors, (511), 62 states have internal predecessors, (511), 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)
[2021-11-23 14:24:28,262 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:24:28,263 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2021-11-23 14:24:28,263 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. 
[2021-11-23 14:24:28,263 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-11-23 14:24:28,263 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. 
[2021-11-23 14:24:28,263 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. 
[2021-11-23 14:24:28,263 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. 
[2021-11-23 14:24:28,263 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. 
[2021-11-23 14:24:28,263 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. 
[2021-11-23 14:24:28,264 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. 
[2021-11-23 14:24:28,264 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. 
[2021-11-23 14:24:28,264 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. 
[2021-11-23 14:24:28,264 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. 
[2021-11-23 14:24:28,264 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:24:50,730 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:24:50,733 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2021-11-23 14:24:50,734 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2021-11-23 14:24:50,734 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-11-23 14:24:50,734 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. 
[2021-11-23 14:24:50,734 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. 
[2021-11-23 14:24:50,734 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. 
[2021-11-23 14:24:50,734 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. 
[2021-11-23 14:24:50,734 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. 
[2021-11-23 14:24:50,735 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. 
[2021-11-23 14:24:50,735 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. 
[2021-11-23 14:24:50,735 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. 
[2021-11-23 14:24:50,735 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. 
[2021-11-23 14:24:50,738 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 152 states. 
[2021-11-23 14:24:50,759 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0
[2021-11-23 14:24:50,941 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-11-23 14:24:50,944 INFO  L402      AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] ===
[2021-11-23 14:24:50,944 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-11-23 14:24:50,944 INFO  L85        PathProgramCache]: Analyzing trace with hash -127850548, now seen corresponding path program 1 times
[2021-11-23 14:24:50,944 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-23 14:24:50,944 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1748604441]
[2021-11-23 14:24:50,944 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-23 14:24:50,944 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-23 14:24:50,979 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-23 14:24:51,725 INFO  L134       CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2021-11-23 14:24:51,726 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-11-23 14:24:51,726 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1748604441]
[2021-11-23 14:24:51,726 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1748604441] provided 0 perfect and 1 imperfect interpolant sequences
[2021-11-23 14:24:51,726 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [286992019]
[2021-11-23 14:24:51,726 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-23 14:24:51,726 INFO  L168          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-11-23 14:24:51,726 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3
[2021-11-23 14:24:51,727 INFO  L229       MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2021-11-23 14:24:51,728 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process
[2021-11-23 14:24:51,805 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-23 14:24:51,807 INFO  L263         TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 52 conjunts are in the unsatisfiable core
[2021-11-23 14:24:51,810 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-11-23 14:24:54,448 INFO  L354             Elim1Store]: treesize reduction 7, result has 30.0 percent of original size
[2021-11-23 14:24:54,448 INFO  L388             Elim1Store]: Elim1 did not use preprocessing 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 37 treesize of output 22
[2021-11-23 14:24:54,651 INFO  L134       CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-11-23 14:24:54,651 INFO  L328         TraceCheckSpWp]: Computing backward predicates...
[2021-11-23 14:24:56,478 INFO  L354             Elim1Store]: treesize reduction 17, result has 80.0 percent of original size
[2021-11-23 14:24:56,479 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 56 treesize of output 91
[2021-11-23 14:24:57,632 INFO  L134       CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-11-23 14:24:57,632 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleZ3 [286992019] provided 0 perfect and 2 imperfect interpolant sequences
[2021-11-23 14:24:57,632 INFO  L186   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2021-11-23 14:24:57,632 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 29, 25] total 66
[2021-11-23 14:24:57,632 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [373216179]
[2021-11-23 14:24:57,633 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2021-11-23 14:24:57,634 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 66 states
[2021-11-23 14:24:57,634 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-11-23 14:24:57,634 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 66 interpolants.
[2021-11-23 14:24:57,636 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=304, Invalid=3986, Unknown=0, NotChecked=0, Total=4290
[2021-11-23 14:24:57,636 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:24:57,636 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-11-23 14:24:57,636 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 66 states, 66 states have (on average 9.196969696969697) internal successors, (607), 66 states have internal predecessors, (607), 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)
[2021-11-23 14:24:57,636 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:24:57,637 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2021-11-23 14:24:57,637 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. 
[2021-11-23 14:24:57,637 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-11-23 14:24:57,637 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. 
[2021-11-23 14:24:57,637 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. 
[2021-11-23 14:24:57,637 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. 
[2021-11-23 14:24:57,637 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. 
[2021-11-23 14:24:57,637 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. 
[2021-11-23 14:24:57,637 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. 
[2021-11-23 14:24:57,637 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. 
[2021-11-23 14:24:57,637 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. 
[2021-11-23 14:24:57,637 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. 
[2021-11-23 14:24:57,637 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 152 states. 
[2021-11-23 14:24:57,637 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:25:14,861 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:25:14,861 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2021-11-23 14:25:14,861 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2021-11-23 14:25:14,862 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-11-23 14:25:14,862 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. 
[2021-11-23 14:25:14,862 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. 
[2021-11-23 14:25:14,862 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. 
[2021-11-23 14:25:14,862 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. 
[2021-11-23 14:25:14,862 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. 
[2021-11-23 14:25:14,862 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. 
[2021-11-23 14:25:14,862 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. 
[2021-11-23 14:25:14,862 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. 
[2021-11-23 14:25:14,863 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. 
[2021-11-23 14:25:14,863 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 152 states. 
[2021-11-23 14:25:14,863 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. 
[2021-11-23 14:25:14,883 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0
[2021-11-23 14:25:15,063 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-11-23 14:25:15,064 INFO  L402      AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] ===
[2021-11-23 14:25:15,064 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-11-23 14:25:15,064 INFO  L85        PathProgramCache]: Analyzing trace with hash -1542795813, now seen corresponding path program 2 times
[2021-11-23 14:25:15,064 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-23 14:25:15,064 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1568970007]
[2021-11-23 14:25:15,064 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-23 14:25:15,065 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-23 14:25:15,095 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-23 14:25:17,573 INFO  L134       CoverageAnalysis]: Checked inductivity of 44 backedges. 28 proven. 14 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2021-11-23 14:25:17,573 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-11-23 14:25:17,573 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1568970007]
[2021-11-23 14:25:17,573 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1568970007] provided 0 perfect and 1 imperfect interpolant sequences
[2021-11-23 14:25:17,574 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [431290947]
[2021-11-23 14:25:17,574 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1
[2021-11-23 14:25:17,574 INFO  L168          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-11-23 14:25:17,574 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3
[2021-11-23 14:25:17,588 INFO  L229       MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2021-11-23 14:25:17,589 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process
[2021-11-23 14:25:17,686 INFO  L228   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s)
[2021-11-23 14:25:17,686 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2021-11-23 14:25:17,688 INFO  L263         TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 52 conjunts are in the unsatisfiable core
[2021-11-23 14:25:17,692 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-11-23 14:25:18,355 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11
[2021-11-23 14:25:19,298 INFO  L388             Elim1Store]: Elim1 did not use preprocessing 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 17 treesize of output 13
[2021-11-23 14:25:19,378 INFO  L388             Elim1Store]: Elim1 did not use preprocessing 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 17 treesize of output 13
[2021-11-23 14:25:21,030 INFO  L354             Elim1Store]: treesize reduction 13, result has 18.8 percent of original size
[2021-11-23 14:25:21,031 INFO  L388             Elim1Store]: Elim1 did not use preprocessing 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 35 treesize of output 22
[2021-11-23 14:25:21,663 INFO  L134       CoverageAnalysis]: Checked inductivity of 44 backedges. 6 proven. 24 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked.
[2021-11-23 14:25:21,663 INFO  L328         TraceCheckSpWp]: Computing backward predicates...
[2021-11-23 14:26:01,766 INFO  L354             Elim1Store]: treesize reduction 9, result has 43.8 percent of original size
[2021-11-23 14:26:01,766 INFO  L388             Elim1Store]: Elim1 did not use preprocessing 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 7214 treesize of output 6709
[2021-11-23 14:26:02,030 WARN  L320   FreeRefinementEngine]: Global settings require throwing the following exception
[2021-11-23 14:26:02,049 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0
[2021-11-23 14:26:02,230 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15
[2021-11-23 14:26:02,231 FATAL L?                        ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception:
java.lang.ArithmeticException: BigInteger out of long range
	at java.base/java.math.BigInteger.longValueExact(BigInteger.java:4765)
	at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.computeDerApplicabilityScore(QuantifierPusher.java:685)
	at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.selectBestEliminatee(QuantifierPusher.java:668)
	at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.doit(QuantifierPusher.java:604)
	at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective2(QuantifierPusher.java:446)
	at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:355)
	at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:162)
	at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:1)
	at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine$ApplicationTermTask.doStep(TermContextTransformationEngine.java:169)
	at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:77)
	at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:61)
	at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:243)
	at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:233)
	at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.eliminate(PartialQuantifierElimination.java:92)
	at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer$QuantifierEliminationPostprocessor.postprocess(IterativePredicateTransformer.java:238)
	at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:420)
	at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeBackwardSequence(IterativePredicateTransformer.java:399)
	at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeWeakestPreconditionSequence(IterativePredicateTransformer.java:271)
	at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:342)
	at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:185)
	at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.<init>(TraceCheckSpWp.java:163)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:76)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:268)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:150)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:140)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.<init>(AutomatonFreeRefinementEngine.java:88)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.<init>(TraceAbstractionRefinementEngine.java:76)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:226)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.<init>(TraceAbstractionStarter.java:155)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145)
	at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63)
[2021-11-23 14:26:02,233 INFO  L158              Benchmark]: Toolchain (without parser) took 311198.47ms. Allocated memory was 100.7MB in the beginning and 520.1MB in the end (delta: 419.4MB). Free memory was 66.7MB in the beginning and 164.6MB in the end (delta: -97.9MB). Peak memory consumption was 344.7MB. Max. memory is 16.1GB.
[2021-11-23 14:26:02,234 INFO  L158              Benchmark]: CDTParser took 0.39ms. Allocated memory is still 100.7MB. Free memory is still 54.8MB. There was no memory consumed. Max. memory is 16.1GB.
[2021-11-23 14:26:02,234 INFO  L158              Benchmark]: CACSL2BoogieTranslator took 366.03ms. Allocated memory was 100.7MB in the beginning and 136.3MB in the end (delta: 35.7MB). Free memory was 66.5MB in the beginning and 108.8MB in the end (delta: -42.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2021-11-23 14:26:02,234 INFO  L158              Benchmark]: Boogie Procedure Inliner took 96.06ms. Allocated memory is still 136.3MB. Free memory was 108.8MB in the beginning and 106.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2021-11-23 14:26:02,235 INFO  L158              Benchmark]: Boogie Preprocessor took 71.23ms. Allocated memory is still 136.3MB. Free memory was 106.7MB in the beginning and 105.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2021-11-23 14:26:02,235 INFO  L158              Benchmark]: RCFGBuilder took 694.81ms. Allocated memory is still 136.3MB. Free memory was 105.2MB in the beginning and 88.4MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2021-11-23 14:26:02,236 INFO  L158              Benchmark]: TraceAbstraction took 309962.57ms. Allocated memory was 136.3MB in the beginning and 520.1MB in the end (delta: 383.8MB). Free memory was 87.8MB in the beginning and 164.6MB in the end (delta: -76.8MB). Peak memory consumption was 333.2MB. Max. memory is 16.1GB.
[2021-11-23 14:26:02,238 INFO  L339   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.39ms. Allocated memory is still 100.7MB. Free memory is still 54.8MB. There was no memory consumed. Max. memory is 16.1GB.
 * CACSL2BoogieTranslator took 366.03ms. Allocated memory was 100.7MB in the beginning and 136.3MB in the end (delta: 35.7MB). Free memory was 66.5MB in the beginning and 108.8MB in the end (delta: -42.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
 * Boogie Procedure Inliner took 96.06ms. Allocated memory is still 136.3MB. Free memory was 108.8MB in the beginning and 106.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
 * Boogie Preprocessor took 71.23ms. Allocated memory is still 136.3MB. Free memory was 106.7MB in the beginning and 105.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
 * RCFGBuilder took 694.81ms. Allocated memory is still 136.3MB. Free memory was 105.2MB in the beginning and 88.4MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
 * TraceAbstraction took 309962.57ms. Allocated memory was 136.3MB in the beginning and 520.1MB in the end (delta: 383.8MB). Free memory was 87.8MB in the beginning and 164.6MB in the end (delta: -76.8MB). Peak memory consumption was 333.2MB. Max. memory is 16.1GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - ExceptionOrErrorResult: ArithmeticException: BigInteger out of long range
    de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: ArithmeticException: BigInteger out of long range: java.base/java.math.BigInteger.longValueExact(BigInteger.java:4765)
RESULT: Ultimate could not prove your program: Toolchain returned no result.
[2021-11-23 14:26:02,272 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0
[2021-11-23 14:26:02,525 INFO  L552       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0
Received shutdown request...
--- End real Ultimate output ---

Execution finished normally
Using bit-precise analysis
Retrying with bit-precise analysis

### Bit-precise run ###
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/config/GemCutterReach.xml -i ../../sv-benchmarks/c/weaver/unroll-cond-4.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw --witnessprinter.witness.filename witness.graphml --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 4755329f7559a8be1422f8772c1ed30abe185c2742a237de140cc196ec4e9010
--- Real Ultimate output ---
This is Ultimate 0.2.1-dev-7e70bad
[2021-11-23 14:26:04,753 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2021-11-23 14:26:04,756 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2021-11-23 14:26:04,811 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2021-11-23 14:26:04,812 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2021-11-23 14:26:04,816 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2021-11-23 14:26:04,818 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2021-11-23 14:26:04,820 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2021-11-23 14:26:04,822 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2021-11-23 14:26:04,823 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2021-11-23 14:26:04,824 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2021-11-23 14:26:04,825 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2021-11-23 14:26:04,825 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2021-11-23 14:26:04,827 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2021-11-23 14:26:04,828 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2021-11-23 14:26:04,829 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2021-11-23 14:26:04,830 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2021-11-23 14:26:04,831 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2021-11-23 14:26:04,833 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2021-11-23 14:26:04,847 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2021-11-23 14:26:04,849 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2021-11-23 14:26:04,850 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2021-11-23 14:26:04,853 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2021-11-23 14:26:04,855 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2021-11-23 14:26:04,863 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2021-11-23 14:26:04,864 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2021-11-23 14:26:04,864 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2021-11-23 14:26:04,866 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2021-11-23 14:26:04,867 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2021-11-23 14:26:04,868 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2021-11-23 14:26:04,868 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2021-11-23 14:26:04,869 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2021-11-23 14:26:04,871 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2021-11-23 14:26:04,871 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2021-11-23 14:26:04,882 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2021-11-23 14:26:04,883 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2021-11-23 14:26:04,883 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2021-11-23 14:26:04,884 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2021-11-23 14:26:04,884 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2021-11-23 14:26:04,886 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2021-11-23 14:26:04,886 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2021-11-23 14:26:04,891 INFO  L101        SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf
[2021-11-23 14:26:04,935 INFO  L113        SettingsManager]: Loading preferences was successful
[2021-11-23 14:26:04,935 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2021-11-23 14:26:04,936 INFO  L136        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2021-11-23 14:26:04,936 INFO  L138        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2021-11-23 14:26:04,937 INFO  L136        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2021-11-23 14:26:04,937 INFO  L138        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2021-11-23 14:26:04,939 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2021-11-23 14:26:04,939 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2021-11-23 14:26:04,939 INFO  L138        SettingsManager]:  * Use SBE=true
[2021-11-23 14:26:04,939 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2021-11-23 14:26:04,940 INFO  L138        SettingsManager]:  * sizeof long=4
[2021-11-23 14:26:04,941 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2021-11-23 14:26:04,941 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2021-11-23 14:26:04,941 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2021-11-23 14:26:04,941 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2021-11-23 14:26:04,942 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2021-11-23 14:26:04,942 INFO  L138        SettingsManager]:  * Use bitvectors instead of ints=true
[2021-11-23 14:26:04,942 INFO  L138        SettingsManager]:  * Memory model=HoenickeLindenmann_4ByteResolution
[2021-11-23 14:26:04,942 INFO  L138        SettingsManager]:  * sizeof long double=12
[2021-11-23 14:26:04,942 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2021-11-23 14:26:04,943 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2021-11-23 14:26:04,943 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2021-11-23 14:26:04,943 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2021-11-23 14:26:04,943 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2021-11-23 14:26:04,944 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2021-11-23 14:26:04,944 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-11-23 14:26:04,944 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2021-11-23 14:26:04,945 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2021-11-23 14:26:04,945 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2021-11-23 14:26:04,945 INFO  L138        SettingsManager]:  * Trace refinement strategy=WOLF
[2021-11-23 14:26:04,945 INFO  L138        SettingsManager]:  * DFS Order used in POR=LOOP_LOCKSTEP
[2021-11-23 14:26:04,945 INFO  L138        SettingsManager]:  * Command for external solver=cvc4 --incremental --print-success --lang smt
[2021-11-23 14:26:04,946 INFO  L138        SettingsManager]:  * Large block encoding in concurrent analysis=OFF
[2021-11-23 14:26:04,946 INFO  L138        SettingsManager]:  * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA
[2021-11-23 14:26:04,946 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2021-11-23 14:26:04,947 INFO  L138        SettingsManager]:  * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE
[2021-11-23 14:26:04,947 INFO  L138        SettingsManager]:  * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER
[2021-11-23 14:26:04,947 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2021-11-23 14:26:04,947 INFO  L138        SettingsManager]:  * Logic for external solver=AUFBV
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/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 -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml
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 -> 4755329f7559a8be1422f8772c1ed30abe185c2742a237de140cc196ec4e9010
[2021-11-23 14:26:05,314 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2021-11-23 14:26:05,341 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2021-11-23 14:26:05,345 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2021-11-23 14:26:05,346 INFO  L271        PluginConnector]: Initializing CDTParser...
[2021-11-23 14:26:05,347 INFO  L275        PluginConnector]: CDTParser initialized
[2021-11-23 14:26:05,348 INFO  L432   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/../../sv-benchmarks/c/weaver/unroll-cond-4.wvr.c
[2021-11-23 14:26:05,421 INFO  L220              CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/data/689c8361f/d994fcbe30ca4e7ca3afd61a0c71d963/FLAGe008bd6a9
[2021-11-23 14:26:05,958 INFO  L306              CDTParser]: Found 1 translation units.
[2021-11-23 14:26:05,959 INFO  L160              CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/sv-benchmarks/c/weaver/unroll-cond-4.wvr.c
[2021-11-23 14:26:05,967 INFO  L349              CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/data/689c8361f/d994fcbe30ca4e7ca3afd61a0c71d963/FLAGe008bd6a9
[2021-11-23 14:26:06,285 INFO  L357              CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/data/689c8361f/d994fcbe30ca4e7ca3afd61a0c71d963
[2021-11-23 14:26:06,288 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2021-11-23 14:26:06,292 INFO  L131        ToolchainWalker]: Walking toolchain with 6 elements.
[2021-11-23 14:26:06,302 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2021-11-23 14:26:06,302 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2021-11-23 14:26:06,306 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2021-11-23 14:26:06,307 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:26:06" (1/1) ...
[2021-11-23 14:26:06,308 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@484f3498 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:26:06, skipping insertion in model container
[2021-11-23 14:26:06,308 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:26:06" (1/1) ...
[2021-11-23 14:26:06,315 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2021-11-23 14:26:06,335 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2021-11-23 14:26:06,550 WARN  L230   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/sv-benchmarks/c/weaver/unroll-cond-4.wvr.c[2808,2821]
[2021-11-23 14:26:06,558 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2021-11-23 14:26:06,568 INFO  L203         MainTranslator]: Completed pre-run
[2021-11-23 14:26:06,597 WARN  L230   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/sv-benchmarks/c/weaver/unroll-cond-4.wvr.c[2808,2821]
[2021-11-23 14:26:06,601 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2021-11-23 14:26:06,616 INFO  L208         MainTranslator]: Completed translation
[2021-11-23 14:26:06,617 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:26:06 WrapperNode
[2021-11-23 14:26:06,617 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2021-11-23 14:26:06,618 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2021-11-23 14:26:06,618 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2021-11-23 14:26:06,618 INFO  L275        PluginConnector]: Boogie Procedure Inliner initialized
[2021-11-23 14:26:06,625 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:26:06" (1/1) ...
[2021-11-23 14:26:06,636 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:26:06" (1/1) ...
[2021-11-23 14:26:06,665 INFO  L137                Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 15, calls inlined = 15, statements flattened = 181
[2021-11-23 14:26:06,666 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2021-11-23 14:26:06,667 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2021-11-23 14:26:06,667 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2021-11-23 14:26:06,667 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2021-11-23 14:26:06,681 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:26:06" (1/1) ...
[2021-11-23 14:26:06,681 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:26:06" (1/1) ...
[2021-11-23 14:26:06,696 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:26:06" (1/1) ...
[2021-11-23 14:26:06,703 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:26:06" (1/1) ...
[2021-11-23 14:26:06,713 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:26:06" (1/1) ...
[2021-11-23 14:26:06,730 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:26:06" (1/1) ...
[2021-11-23 14:26:06,733 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:26:06" (1/1) ...
[2021-11-23 14:26:06,737 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2021-11-23 14:26:06,746 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2021-11-23 14:26:06,746 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2021-11-23 14:26:06,747 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2021-11-23 14:26:06,748 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:26:06" (1/1) ...
[2021-11-23 14:26:06,760 INFO  L168          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-11-23 14:26:06,776 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3
[2021-11-23 14:26:06,790 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2021-11-23 14:26:06,821 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2021-11-23 14:26:06,839 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2021-11-23 14:26:06,839 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1
[2021-11-23 14:26:06,840 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2021-11-23 14:26:06,840 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE4
[2021-11-23 14:26:06,840 INFO  L130     BoogieDeclarations]: Found specification of procedure thread1
[2021-11-23 14:26:06,840 INFO  L138     BoogieDeclarations]: Found implementation of procedure thread1
[2021-11-23 14:26:06,840 INFO  L130     BoogieDeclarations]: Found specification of procedure thread2
[2021-11-23 14:26:06,840 INFO  L138     BoogieDeclarations]: Found implementation of procedure thread2
[2021-11-23 14:26:06,841 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2021-11-23 14:26:06,841 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2021-11-23 14:26:06,841 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2021-11-23 14:26:06,841 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2021-11-23 14:26:06,841 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE4
[2021-11-23 14:26:06,843 WARN  L209             CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement
[2021-11-23 14:26:06,966 INFO  L236             CfgBuilder]: Building ICFG
[2021-11-23 14:26:06,968 INFO  L262             CfgBuilder]: Building CFG for each procedure with an implementation
[2021-11-23 14:26:07,315 INFO  L277             CfgBuilder]: Performing block encoding
[2021-11-23 14:26:07,340 INFO  L296             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2021-11-23 14:26:07,340 INFO  L301             CfgBuilder]: Removed 3 assume(true) statements.
[2021-11-23 14:26:07,342 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:26:07 BoogieIcfgContainer
[2021-11-23 14:26:07,342 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2021-11-23 14:26:07,344 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2021-11-23 14:26:07,344 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2021-11-23 14:26:07,347 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2021-11-23 14:26:07,347 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:26:06" (1/3) ...
[2021-11-23 14:26:07,348 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1dc51c78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:26:07, skipping insertion in model container
[2021-11-23 14:26:07,348 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:26:06" (2/3) ...
[2021-11-23 14:26:07,349 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1dc51c78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:26:07, skipping insertion in model container
[2021-11-23 14:26:07,349 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:26:07" (3/3) ...
[2021-11-23 14:26:07,350 INFO  L111   eAbstractionObserver]: Analyzing ICFG unroll-cond-4.wvr.c
[2021-11-23 14:26:07,382 WARN  L149   ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program
[2021-11-23 14:26:07,382 INFO  L204   ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2021-11-23 14:26:07,382 INFO  L163   ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2021-11-23 14:26:07,383 INFO  L513   ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2021-11-23 14:26:07,458 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,459 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,459 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,459 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,461 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,461 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,461 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,461 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,462 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,462 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,462 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,462 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,463 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,463 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,463 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,463 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,464 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,464 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,465 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,465 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,466 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,467 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,467 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,467 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,468 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,468 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,468 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,468 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,469 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,469 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post2#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,469 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,469 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post2#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,469 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post2#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,470 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,470 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post2#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,470 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,470 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post2#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,471 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post2#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,479 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,479 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,480 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,481 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,483 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,484 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,484 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,485 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,485 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,486 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,486 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,486 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,488 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,488 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,489 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,489 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,489 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,490 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,490 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,491 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,491 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,492 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,492 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,492 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,492 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,493 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,493 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,493 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,494 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,494 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,494 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,494 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,494 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,495 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,495 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,495 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,496 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,496 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,497 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,497 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,498 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,498 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,498 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,499 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,499 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,499 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,500 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,500 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,500 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,501 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,501 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,502 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,502 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,503 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,503 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,503 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,503 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,503 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,504 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,504 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,504 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,504 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,504 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,505 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,505 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,505 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,505 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,505 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,506 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,506 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,506 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,506 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,507 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,508 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,508 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,508 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,509 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,509 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,510 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,510 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,510 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,510 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,511 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,511 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,511 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,511 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,511 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,512 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,512 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,512 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,512 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,512 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,513 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,513 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post12#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,513 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,514 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post12#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,514 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,514 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,514 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,514 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,515 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,515 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,515 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,515 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,515 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post12#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,516 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,516 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post12#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,516 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,517 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,517 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,517 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,517 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,517 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,519 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,519 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,519 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,520 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post12#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,520 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post12#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,520 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,520 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,520 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,520 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,521 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,521 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post16#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,521 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,521 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post16#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,521 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,522 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,522 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post16#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,522 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,522 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post16#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,523 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,523 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,523 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,523 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post16#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,523 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post16#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,524 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,524 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,524 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,524 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,524 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,524 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,525 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,525 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,525 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,525 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,526 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,526 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,526 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,527 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,527 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,527 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,527 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,527 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,527 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,528 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,528 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,528 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,528 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,528 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,529 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,529 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,529 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,529 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,529 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,530 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,530 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,530 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,533 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,534 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,534 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,534 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,534 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,534 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,535 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,535 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,535 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,540 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,540 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,541 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,541 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,541 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,541 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,541 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,541 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,542 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,542 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,542 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,542 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,542 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,543 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,543 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,543 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,543 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,543 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,543 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,544 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,544 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,544 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,544 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,544 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,545 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,545 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,545 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,545 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,545 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,546 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,546 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,546 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,546 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,551 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,551 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,552 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,552 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,552 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,553 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,553 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,553 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,557 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,557 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,558 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,558 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post12#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,558 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,558 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,558 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,559 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,559 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,559 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post16#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,559 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,559 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,560 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,560 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,560 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,560 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,560 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,561 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,561 WARN  L322   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,564 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post2#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,564 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,565 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,565 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,565 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,565 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,565 WARN  L322   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-11-23 14:26:07,569 INFO  L148    ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions.
[2021-11-23 14:26:07,638 INFO  L168          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000
[2021-11-23 14:26:07,638 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3
[2021-11-23 14:26:07,640 INFO  L229       MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null)
[2021-11-23 14:26:07,649 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process
[2021-11-23 14:26:07,687 INFO  L338      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ========
[2021-11-23 14:26:07,701 INFO  L339      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, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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, mLoopAccelerationTechnique=FAST_UPR
[2021-11-23 14:26:07,701 INFO  L340      AbstractCegarLoop]: Starting to check reachability of 3 error locations.
[2021-11-23 14:26:07,981 INFO  L402      AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] ===
[2021-11-23 14:26:07,986 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-11-23 14:26:07,987 INFO  L85        PathProgramCache]: Analyzing trace with hash -1167404442, now seen corresponding path program 1 times
[2021-11-23 14:26:07,998 INFO  L121   FreeRefinementEngine]: Executing refinement strategy WOLF
[2021-11-23 14:26:07,998 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1342422439]
[2021-11-23 14:26:07,999 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-23 14:26:07,999 INFO  L168          SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3
[2021-11-23 14:26:07,999 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/mathsat
[2021-11-23 14:26:08,002 INFO  L229       MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2021-11-23 14:26:08,035 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process
[2021-11-23 14:26:08,134 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-23 14:26:08,141 INFO  L263         TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 1 conjunts are in the unsatisfiable core
[2021-11-23 14:26:08,150 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-11-23 14:26:08,548 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-11-23 14:26:08,549 INFO  L328         TraceCheckSpWp]: Computing backward predicates...
[2021-11-23 14:26:08,849 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-11-23 14:26:08,850 INFO  L139   FreeRefinementEngine]: Strategy WOLF found an infeasible trace
[2021-11-23 14:26:08,850 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1342422439]
[2021-11-23 14:26:08,851 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleMathsat [1342422439] provided 2 perfect and 0 imperfect interpolant sequences
[2021-11-23 14:26:08,852 INFO  L186   FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences.
[2021-11-23 14:26:08,852 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2
[2021-11-23 14:26:08,853 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1644601028]
[2021-11-23 14:26:08,854 INFO  L85    oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton
[2021-11-23 14:26:08,864 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2021-11-23 14:26:08,864 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF
[2021-11-23 14:26:08,891 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2021-11-23 14:26:08,894 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2021-11-23 14:26:08,895 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:26:08,896 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-11-23 14:26:08,899 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 2 states, 2 states have (on average 67.5) internal successors, (135), 2 states have internal predecessors, (135), 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)
[2021-11-23 14:26:08,899 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:26:08,971 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:26:08,990 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0
[2021-11-23 14:26:09,193 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/mathsat -unsat_core_generation=3
[2021-11-23 14:26:09,194 INFO  L402      AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] ===
[2021-11-23 14:26:09,194 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-11-23 14:26:09,195 INFO  L85        PathProgramCache]: Analyzing trace with hash -566573328, now seen corresponding path program 1 times
[2021-11-23 14:26:09,195 INFO  L121   FreeRefinementEngine]: Executing refinement strategy WOLF
[2021-11-23 14:26:09,196 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [304172129]
[2021-11-23 14:26:09,196 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-23 14:26:09,196 INFO  L168          SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3
[2021-11-23 14:26:09,197 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/mathsat
[2021-11-23 14:26:09,198 INFO  L229       MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2021-11-23 14:26:09,201 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process
[2021-11-23 14:26:09,327 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-23 14:26:09,335 INFO  L263         TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 8 conjunts are in the unsatisfiable core
[2021-11-23 14:26:09,340 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-11-23 14:26:09,873 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-11-23 14:26:09,873 INFO  L328         TraceCheckSpWp]: Computing backward predicates...
[2021-11-23 14:26:10,354 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-11-23 14:26:10,355 INFO  L139   FreeRefinementEngine]: Strategy WOLF found an infeasible trace
[2021-11-23 14:26:10,355 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [304172129]
[2021-11-23 14:26:10,355 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleMathsat [304172129] provided 2 perfect and 0 imperfect interpolant sequences
[2021-11-23 14:26:10,355 INFO  L186   FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences.
[2021-11-23 14:26:10,355 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [9, 9] imperfect sequences [] total 16
[2021-11-23 14:26:10,355 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1662190231]
[2021-11-23 14:26:10,356 INFO  L85    oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton
[2021-11-23 14:26:10,357 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 16 states
[2021-11-23 14:26:10,357 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF
[2021-11-23 14:26:10,358 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants.
[2021-11-23 14:26:10,358 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=181, Unknown=0, NotChecked=0, Total=240
[2021-11-23 14:26:10,359 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:26:10,359 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-11-23 14:26:10,359 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 16 states, 16 states have (on average 10.8125) internal successors, (173), 16 states have internal predecessors, (173), 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)
[2021-11-23 14:26:10,359 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:26:10,359 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:26:11,137 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:26:11,137 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2021-11-23 14:26:11,151 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0
[2021-11-23 14:26:11,338 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/mathsat -unsat_core_generation=3
[2021-11-23 14:26:11,338 INFO  L402      AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] ===
[2021-11-23 14:26:11,339 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-11-23 14:26:11,339 INFO  L85        PathProgramCache]: Analyzing trace with hash -2142507195, now seen corresponding path program 1 times
[2021-11-23 14:26:11,339 INFO  L121   FreeRefinementEngine]: Executing refinement strategy WOLF
[2021-11-23 14:26:11,339 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1591032121]
[2021-11-23 14:26:11,340 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-23 14:26:11,340 INFO  L168          SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3
[2021-11-23 14:26:11,340 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/mathsat
[2021-11-23 14:26:11,343 INFO  L229       MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2021-11-23 14:26:11,344 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process
[2021-11-23 14:26:11,511 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-23 14:26:11,519 INFO  L263         TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 16 conjunts are in the unsatisfiable core
[2021-11-23 14:26:11,524 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-11-23 14:26:12,450 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-11-23 14:26:12,451 INFO  L328         TraceCheckSpWp]: Computing backward predicates...
[2021-11-23 14:26:13,614 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-11-23 14:26:13,615 INFO  L139   FreeRefinementEngine]: Strategy WOLF found an infeasible trace
[2021-11-23 14:26:13,615 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1591032121]
[2021-11-23 14:26:13,615 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleMathsat [1591032121] provided 0 perfect and 2 imperfect interpolant sequences
[2021-11-23 14:26:13,615 INFO  L186   FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences.
[2021-11-23 14:26:13,616 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 32
[2021-11-23 14:26:13,616 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1587786552]
[2021-11-23 14:26:13,616 INFO  L85    oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton
[2021-11-23 14:26:13,617 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 32 states
[2021-11-23 14:26:13,617 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF
[2021-11-23 14:26:13,618 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants.
[2021-11-23 14:26:13,620 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=235, Invalid=757, Unknown=0, NotChecked=0, Total=992
[2021-11-23 14:26:13,620 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:26:13,620 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-11-23 14:26:13,621 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 32 states, 32 states have (on average 8.46875) internal successors, (271), 32 states have internal predecessors, (271), 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)
[2021-11-23 14:26:13,621 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:26:13,621 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. 
[2021-11-23 14:26:13,621 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:26:18,096 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:26:18,096 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2021-11-23 14:26:18,097 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. 
[2021-11-23 14:26:18,109 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0
[2021-11-23 14:26:18,298 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/mathsat -unsat_core_generation=3
[2021-11-23 14:26:18,298 INFO  L402      AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] ===
[2021-11-23 14:26:18,299 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-11-23 14:26:18,299 INFO  L85        PathProgramCache]: Analyzing trace with hash 1976878634, now seen corresponding path program 1 times
[2021-11-23 14:26:18,299 INFO  L121   FreeRefinementEngine]: Executing refinement strategy WOLF
[2021-11-23 14:26:18,300 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1437631614]
[2021-11-23 14:26:18,300 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-23 14:26:18,300 INFO  L168          SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3
[2021-11-23 14:26:18,300 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/mathsat
[2021-11-23 14:26:18,301 INFO  L229       MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2021-11-23 14:26:18,303 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process
[2021-11-23 14:26:18,462 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-23 14:26:18,471 INFO  L263         TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 20 conjunts are in the unsatisfiable core
[2021-11-23 14:26:18,476 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-11-23 14:26:19,600 INFO  L134       CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-11-23 14:26:19,601 INFO  L328         TraceCheckSpWp]: Computing backward predicates...
[2021-11-23 14:26:22,159 INFO  L134       CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-11-23 14:26:22,159 INFO  L139   FreeRefinementEngine]: Strategy WOLF found an infeasible trace
[2021-11-23 14:26:22,160 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1437631614]
[2021-11-23 14:26:22,160 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleMathsat [1437631614] provided 0 perfect and 2 imperfect interpolant sequences
[2021-11-23 14:26:22,160 INFO  L186   FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences.
[2021-11-23 14:26:22,160 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 40
[2021-11-23 14:26:22,160 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1316485319]
[2021-11-23 14:26:22,161 INFO  L85    oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton
[2021-11-23 14:26:22,161 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 40 states
[2021-11-23 14:26:22,162 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF
[2021-11-23 14:26:22,162 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants.
[2021-11-23 14:26:22,163 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=179, Invalid=1381, Unknown=0, NotChecked=0, Total=1560
[2021-11-23 14:26:22,163 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:26:22,163 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-11-23 14:26:22,164 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 40 states, 40 states have (on average 8.25) internal successors, (330), 40 states have internal predecessors, (330), 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)
[2021-11-23 14:26:22,164 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:26:22,164 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. 
[2021-11-23 14:26:22,164 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. 
[2021-11-23 14:26:22,164 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:26:28,202 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:26:28,203 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2021-11-23 14:26:28,203 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. 
[2021-11-23 14:26:28,203 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. 
[2021-11-23 14:26:28,214 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0
[2021-11-23 14:26:28,404 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/mathsat -unsat_core_generation=3
[2021-11-23 14:26:28,404 INFO  L402      AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] ===
[2021-11-23 14:26:28,404 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-11-23 14:26:28,405 INFO  L85        PathProgramCache]: Analyzing trace with hash -1274712571, now seen corresponding path program 2 times
[2021-11-23 14:26:28,406 INFO  L121   FreeRefinementEngine]: Executing refinement strategy WOLF
[2021-11-23 14:26:28,406 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [833126372]
[2021-11-23 14:26:28,406 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1
[2021-11-23 14:26:28,406 INFO  L168          SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3
[2021-11-23 14:26:28,406 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/mathsat
[2021-11-23 14:26:28,407 INFO  L229       MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2021-11-23 14:26:28,408 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process
[2021-11-23 14:26:28,508 INFO  L228   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s)
[2021-11-23 14:26:28,508 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2021-11-23 14:26:28,512 INFO  L263         TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 3 conjunts are in the unsatisfiable core
[2021-11-23 14:26:28,517 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-11-23 14:26:29,215 INFO  L134       CoverageAnalysis]: Checked inductivity of 495 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 495 trivial. 0 not checked.
[2021-11-23 14:26:29,215 INFO  L328         TraceCheckSpWp]: Computing backward predicates...
[2021-11-23 14:26:29,908 INFO  L134       CoverageAnalysis]: Checked inductivity of 495 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 495 trivial. 0 not checked.
[2021-11-23 14:26:29,909 INFO  L139   FreeRefinementEngine]: Strategy WOLF found an infeasible trace
[2021-11-23 14:26:29,909 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [833126372]
[2021-11-23 14:26:29,910 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleMathsat [833126372] provided 2 perfect and 0 imperfect interpolant sequences
[2021-11-23 14:26:29,910 INFO  L186   FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences.
[2021-11-23 14:26:29,911 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4
[2021-11-23 14:26:29,911 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1899430942]
[2021-11-23 14:26:29,911 INFO  L85    oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton
[2021-11-23 14:26:29,913 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2021-11-23 14:26:29,913 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF
[2021-11-23 14:26:29,914 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2021-11-23 14:26:29,914 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2021-11-23 14:26:29,915 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:26:29,915 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-11-23 14:26:29,915 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 4 states have (on average 44.25) internal successors, (177), 4 states have internal predecessors, (177), 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)
[2021-11-23 14:26:29,915 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:26:29,916 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. 
[2021-11-23 14:26:29,916 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. 
[2021-11-23 14:26:29,916 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. 
[2021-11-23 14:26:29,916 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:26:29,986 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:26:29,986 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2021-11-23 14:26:29,986 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. 
[2021-11-23 14:26:29,986 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. 
[2021-11-23 14:26:29,987 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2021-11-23 14:26:29,997 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0
[2021-11-23 14:26:30,187 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/mathsat -unsat_core_generation=3
[2021-11-23 14:26:30,187 INFO  L402      AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] ===
[2021-11-23 14:26:30,188 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-11-23 14:26:30,188 INFO  L85        PathProgramCache]: Analyzing trace with hash -1924101089, now seen corresponding path program 2 times
[2021-11-23 14:26:30,189 INFO  L121   FreeRefinementEngine]: Executing refinement strategy WOLF
[2021-11-23 14:26:30,189 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [625062156]
[2021-11-23 14:26:30,189 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1
[2021-11-23 14:26:30,189 INFO  L168          SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3
[2021-11-23 14:26:30,190 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/mathsat
[2021-11-23 14:26:30,191 INFO  L229       MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2021-11-23 14:26:30,200 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process
[2021-11-23 14:26:30,310 INFO  L228   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s)
[2021-11-23 14:26:30,310 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2021-11-23 14:26:30,315 INFO  L263         TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 10 conjunts are in the unsatisfiable core
[2021-11-23 14:26:30,321 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-11-23 14:26:31,057 INFO  L134       CoverageAnalysis]: Checked inductivity of 495 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 495 trivial. 0 not checked.
[2021-11-23 14:26:31,058 INFO  L328         TraceCheckSpWp]: Computing backward predicates...
[2021-11-23 14:26:31,926 INFO  L134       CoverageAnalysis]: Checked inductivity of 495 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 495 trivial. 0 not checked.
[2021-11-23 14:26:31,926 INFO  L139   FreeRefinementEngine]: Strategy WOLF found an infeasible trace
[2021-11-23 14:26:31,927 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [625062156]
[2021-11-23 14:26:31,933 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleMathsat [625062156] provided 2 perfect and 0 imperfect interpolant sequences
[2021-11-23 14:26:31,933 INFO  L186   FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences.
[2021-11-23 14:26:31,933 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [11, 11] imperfect sequences [] total 19
[2021-11-23 14:26:31,934 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [879565262]
[2021-11-23 14:26:31,934 INFO  L85    oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton
[2021-11-23 14:26:31,935 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 19 states
[2021-11-23 14:26:31,935 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF
[2021-11-23 14:26:31,936 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants.
[2021-11-23 14:26:31,937 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=278, Unknown=0, NotChecked=0, Total=342
[2021-11-23 14:26:31,938 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:26:31,938 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-11-23 14:26:31,938 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 19 states, 19 states have (on average 10.105263157894736) internal successors, (192), 19 states have internal predecessors, (192), 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)
[2021-11-23 14:26:31,938 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:26:31,939 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. 
[2021-11-23 14:26:31,939 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. 
[2021-11-23 14:26:31,939 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. 
[2021-11-23 14:26:31,939 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2021-11-23 14:26:31,939 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:26:32,738 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:26:32,738 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2021-11-23 14:26:32,738 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. 
[2021-11-23 14:26:32,738 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. 
[2021-11-23 14:26:32,738 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2021-11-23 14:26:32,739 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. 
[2021-11-23 14:26:32,754 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0
[2021-11-23 14:26:32,939 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/mathsat -unsat_core_generation=3
[2021-11-23 14:26:32,940 INFO  L402      AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] ===
[2021-11-23 14:26:32,940 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-11-23 14:26:32,940 INFO  L85        PathProgramCache]: Analyzing trace with hash 1904817776, now seen corresponding path program 1 times
[2021-11-23 14:26:32,941 INFO  L121   FreeRefinementEngine]: Executing refinement strategy WOLF
[2021-11-23 14:26:32,941 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [680261922]
[2021-11-23 14:26:32,941 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-23 14:26:32,941 INFO  L168          SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3
[2021-11-23 14:26:32,941 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/mathsat
[2021-11-23 14:26:32,942 INFO  L229       MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2021-11-23 14:26:32,974 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process
[2021-11-23 14:26:33,139 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-23 14:26:33,154 INFO  L263         TraceCheckSpWp]: Trace formula consists of 400 conjuncts, 45 conjunts are in the unsatisfiable core
[2021-11-23 14:26:33,160 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-11-23 14:26:35,828 INFO  L134       CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 495 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2021-11-23 14:26:35,828 INFO  L328         TraceCheckSpWp]: Computing backward predicates...
[2021-11-23 14:26:46,408 INFO  L134       CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 495 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2021-11-23 14:26:46,408 INFO  L139   FreeRefinementEngine]: Strategy WOLF found an infeasible trace
[2021-11-23 14:26:46,408 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [680261922]
[2021-11-23 14:26:46,408 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleMathsat [680261922] provided 0 perfect and 2 imperfect interpolant sequences
[2021-11-23 14:26:46,409 INFO  L186   FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences.
[2021-11-23 14:26:46,409 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [45, 46] total 89
[2021-11-23 14:26:46,409 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1874181275]
[2021-11-23 14:26:46,409 INFO  L85    oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton
[2021-11-23 14:26:46,410 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 89 states
[2021-11-23 14:26:46,410 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF
[2021-11-23 14:26:46,411 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 89 interpolants.
[2021-11-23 14:26:46,416 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=742, Invalid=7090, Unknown=0, NotChecked=0, Total=7832
[2021-11-23 14:26:46,416 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:26:46,416 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-11-23 14:26:46,417 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 89 states, 89 states have (on average 7.078651685393258) internal successors, (630), 89 states have internal predecessors, (630), 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)
[2021-11-23 14:26:46,417 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:26:46,417 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. 
[2021-11-23 14:26:46,417 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. 
[2021-11-23 14:26:46,418 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. 
[2021-11-23 14:26:46,418 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2021-11-23 14:26:46,418 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. 
[2021-11-23 14:26:46,418 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:27:27,858 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:27:27,858 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2021-11-23 14:27:27,858 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. 
[2021-11-23 14:27:27,858 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. 
[2021-11-23 14:27:27,858 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2021-11-23 14:27:27,858 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. 
[2021-11-23 14:27:27,859 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. 
[2021-11-23 14:27:27,874 INFO  L552       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/mathsat -unsat_core_generation=3 (9)] Ended with exit code 0
[2021-11-23 14:27:28,069 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/mathsat -unsat_core_generation=3
[2021-11-23 14:27:28,070 INFO  L402      AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] ===
[2021-11-23 14:27:28,070 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-11-23 14:27:28,071 INFO  L85        PathProgramCache]: Analyzing trace with hash 671378384, now seen corresponding path program 2 times
[2021-11-23 14:27:28,071 INFO  L121   FreeRefinementEngine]: Executing refinement strategy WOLF
[2021-11-23 14:27:28,072 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1919081117]
[2021-11-23 14:27:28,072 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1
[2021-11-23 14:27:28,072 INFO  L168          SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3
[2021-11-23 14:27:28,072 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/mathsat
[2021-11-23 14:27:28,073 INFO  L229       MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2021-11-23 14:27:28,080 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process
[2021-11-23 14:27:28,341 INFO  L228   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s)
[2021-11-23 14:27:28,341 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2021-11-23 14:27:28,361 INFO  L263         TraceCheckSpWp]: Trace formula consists of 694 conjuncts, 93 conjunts are in the unsatisfiable core
[2021-11-23 14:27:28,371 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-11-23 14:27:35,828 INFO  L134       CoverageAnalysis]: Checked inductivity of 2707 backedges. 0 proven. 2706 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2021-11-23 14:27:35,828 INFO  L328         TraceCheckSpWp]: Computing backward predicates...
[2021-11-23 14:28:15,846 INFO  L134       CoverageAnalysis]: Checked inductivity of 2707 backedges. 0 proven. 2706 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2021-11-23 14:28:15,847 INFO  L139   FreeRefinementEngine]: Strategy WOLF found an infeasible trace
[2021-11-23 14:28:15,847 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1919081117]
[2021-11-23 14:28:15,847 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleMathsat [1919081117] provided 0 perfect and 2 imperfect interpolant sequences
[2021-11-23 14:28:15,848 INFO  L186   FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences.
[2021-11-23 14:28:15,848 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [93, 94] total 185
[2021-11-23 14:28:15,848 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [113986498]
[2021-11-23 14:28:15,848 INFO  L85    oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton
[2021-11-23 14:28:15,850 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 185 states
[2021-11-23 14:28:15,851 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF
[2021-11-23 14:28:15,852 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 185 interpolants.
[2021-11-23 14:28:15,863 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=2926, Invalid=31114, Unknown=0, NotChecked=0, Total=34040
[2021-11-23 14:28:15,863 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:28:15,863 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-11-23 14:28:15,865 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 185 states, 185 states have (on average 6.583783783783784) internal successors, (1218), 185 states have internal predecessors, (1218), 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)
[2021-11-23 14:28:15,865 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:28:15,865 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. 
[2021-11-23 14:28:15,866 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. 
[2021-11-23 14:28:15,866 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. 
[2021-11-23 14:28:15,866 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2021-11-23 14:28:15,866 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. 
[2021-11-23 14:28:15,866 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. 
[2021-11-23 14:28:15,866 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:28:28,816 WARN  L227               SmtUtils]: Spent 8.36s on a formula simplification. DAG size of input: 364 DAG size of output: 238 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)
[2021-11-23 14:32:47,902 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-11-23 14:32:47,902 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2021-11-23 14:32:47,902 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. 
[2021-11-23 14:32:47,902 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. 
[2021-11-23 14:32:47,902 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2021-11-23 14:32:47,902 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. 
[2021-11-23 14:32:47,903 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. 
[2021-11-23 14:32:47,904 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 272 states. 
[2021-11-23 14:32:47,919 INFO  L552       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/mathsat -unsat_core_generation=3 (10)] Ended with exit code 0
[2021-11-23 14:32:48,118 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/mathsat -unsat_core_generation=3
[2021-11-23 14:32:48,119 INFO  L402      AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] ===
[2021-11-23 14:32:48,120 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-11-23 14:32:48,122 INFO  L85        PathProgramCache]: Analyzing trace with hash 438550160, now seen corresponding path program 3 times
[2021-11-23 14:32:48,126 INFO  L121   FreeRefinementEngine]: Executing refinement strategy WOLF
[2021-11-23 14:32:48,127 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1102222705]
[2021-11-23 14:32:48,128 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2
[2021-11-23 14:32:48,129 INFO  L168          SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3
[2021-11-23 14:32:48,130 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/mathsat
[2021-11-23 14:32:48,147 INFO  L229       MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2021-11-23 14:32:48,183 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7d4285-6606-49f9-ad2e-0f47307ca9f6/bin/ugemcutter-aZbSL5k0Dw/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process
[2021-11-23 14:32:48,323 INFO  L228   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s)
[2021-11-23 14:32:48,323 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2021-11-23 14:32:48,329 INFO  L263         TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 31 conjunts are in the unsatisfiable core
[2021-11-23 14:32:48,365 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-11-23 14:33:02,659 INFO  L354             Elim1Store]: treesize reduction 7, result has 30.0 percent of original size
[2021-11-23 14:33:02,660 INFO  L388             Elim1Store]: Elim1 did not use preprocessing 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 24
[2021-11-23 14:33:02,945 INFO  L134       CoverageAnalysis]: Checked inductivity of 12421 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 12420 trivial. 0 not checked.
[2021-11-23 14:33:02,945 INFO  L328         TraceCheckSpWp]: Computing backward predicates...
[2021-11-23 14:33:03,627 INFO  L354             Elim1Store]: treesize reduction 0, result has 100.0 percent of original size
[2021-11-23 14:33:03,628 INFO  L388             Elim1Store]: Elim1 did not use preprocessing 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 44 treesize of output 32