./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0870b.c --full-output --architecture 32bit


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


Checking for ERROR reachability
Using default analysis
Version 4e77c044
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d2196c6-1b3e-4004-ad80-eb31e6aaeda7/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d2196c6-1b3e-4004-ad80-eb31e6aaeda7/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d2196c6-1b3e-4004-ad80-eb31e6aaeda7/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d2196c6-1b3e-4004-ad80-eb31e6aaeda7/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0870b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d2196c6-1b3e-4004-ad80-eb31e6aaeda7/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d2196c6-1b3e-4004-ad80-eb31e6aaeda7/bin/utaipan-q2qaUkNPG8 --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 37fec5d7ed29dab502f1e360b2a11cf626d52ce7
..............................................................................................................................................................................
Execution finished normally
Using bit-precise analysis
Retrying with bit-precise analysis
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d2196c6-1b3e-4004-ad80-eb31e6aaeda7/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d2196c6-1b3e-4004-ad80-eb31e6aaeda7/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d2196c6-1b3e-4004-ad80-eb31e6aaeda7/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d2196c6-1b3e-4004-ad80-eb31e6aaeda7/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0870b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d2196c6-1b3e-4004-ad80-eb31e6aaeda7/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d2196c6-1b3e-4004-ad80-eb31e6aaeda7/bin/utaipan-q2qaUkNPG8 --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 37fec5d7ed29dab502f1e360b2a11cf626d52ce7
.......................................................................................................................................................................................................................................................................
Execution finished normally
Writing output log to file Ultimate.log
Result:
ERROR: ExceptionOrErrorResult: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Cannot name open terms

--- Real Ultimate output ---
This is Ultimate 0.2.1-dev-4e77c04
[2021-10-13 08:06:37,449 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2021-10-13 08:06:37,451 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2021-10-13 08:06:37,501 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2021-10-13 08:06:37,502 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2021-10-13 08:06:37,507 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2021-10-13 08:06:37,510 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2021-10-13 08:06:37,515 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2021-10-13 08:06:37,518 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2021-10-13 08:06:37,526 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2021-10-13 08:06:37,527 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2021-10-13 08:06:37,529 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2021-10-13 08:06:37,529 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2021-10-13 08:06:37,532 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2021-10-13 08:06:37,534 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2021-10-13 08:06:37,540 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2021-10-13 08:06:37,542 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2021-10-13 08:06:37,543 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2021-10-13 08:06:37,546 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2021-10-13 08:06:37,555 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2021-10-13 08:06:37,557 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2021-10-13 08:06:37,559 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2021-10-13 08:06:37,562 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2021-10-13 08:06:37,563 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2021-10-13 08:06:37,568 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2021-10-13 08:06:37,568 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2021-10-13 08:06:37,569 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2021-10-13 08:06:37,571 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2021-10-13 08:06:37,571 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2021-10-13 08:06:37,573 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2021-10-13 08:06:37,573 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2021-10-13 08:06:37,574 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2021-10-13 08:06:37,576 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2021-10-13 08:06:37,577 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2021-10-13 08:06:37,579 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2021-10-13 08:06:37,579 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2021-10-13 08:06:37,580 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2021-10-13 08:06:37,580 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2021-10-13 08:06:37,580 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2021-10-13 08:06:37,581 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2021-10-13 08:06:37,582 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2021-10-13 08:06:37,583 INFO  L101        SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d2196c6-1b3e-4004-ad80-eb31e6aaeda7/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf
[2021-10-13 08:06:37,628 INFO  L113        SettingsManager]: Loading preferences was successful
[2021-10-13 08:06:37,629 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2021-10-13 08:06:37,631 INFO  L136        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2021-10-13 08:06:37,631 INFO  L138        SettingsManager]:  * User list type=DISABLED
[2021-10-13 08:06:37,631 INFO  L136        SettingsManager]: Preferences of Abstract Interpretation differ from their defaults:
[2021-10-13 08:06:37,631 INFO  L138        SettingsManager]:  * Explicit value domain=true
[2021-10-13 08:06:37,632 INFO  L138        SettingsManager]:  * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain
[2021-10-13 08:06:37,632 INFO  L138        SettingsManager]:  * Octagon Domain=false
[2021-10-13 08:06:37,638 INFO  L138        SettingsManager]:  * Abstract domain=CompoundDomain
[2021-10-13 08:06:37,639 INFO  L138        SettingsManager]:  * Check feasibility of abstract posts with an SMT solver=true
[2021-10-13 08:06:37,640 INFO  L138        SettingsManager]:  * Use the RCFG-of-the-future interface=true
[2021-10-13 08:06:37,640 INFO  L138        SettingsManager]:  * Interval Domain=false
[2021-10-13 08:06:37,641 INFO  L136        SettingsManager]: Preferences of Sifa differ from their defaults:
[2021-10-13 08:06:37,641 INFO  L138        SettingsManager]:  * Call Summarizer=TopInputCallSummarizer
[2021-10-13 08:06:37,641 INFO  L138        SettingsManager]:  * Simplification Technique=SIMPLIFY_QUICK
[2021-10-13 08:06:37,642 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2021-10-13 08:06:37,642 INFO  L138        SettingsManager]:  * sizeof long=4
[2021-10-13 08:06:37,642 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2021-10-13 08:06:37,643 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2021-10-13 08:06:37,643 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2021-10-13 08:06:37,643 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2021-10-13 08:06:37,643 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2021-10-13 08:06:37,644 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2021-10-13 08:06:37,644 INFO  L138        SettingsManager]:  * Adapt memory model on pointer casts if necessary=true
[2021-10-13 08:06:37,644 INFO  L138        SettingsManager]:  * sizeof long double=12
[2021-10-13 08:06:37,644 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2021-10-13 08:06:37,645 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2021-10-13 08:06:37,645 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2021-10-13 08:06:37,645 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2021-10-13 08:06:37,647 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2021-10-13 08:06:37,648 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-10-13 08:06:37,648 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2021-10-13 08:06:37,648 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2021-10-13 08:06:37,649 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2021-10-13 08:06:37,649 INFO  L138        SettingsManager]:  * Trace refinement strategy=SIFA_TAIPAN
[2021-10-13 08:06:37,649 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2021-10-13 08:06:37,649 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2021-10-13 08:06:37,650 INFO  L138        SettingsManager]:  * Trace refinement exception blacklist=NONE
[2021-10-13 08:06:37,650 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2021-10-13 08:06:37,650 INFO  L138        SettingsManager]:  * Abstract interpretation Mode=USE_PREDICATES
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_1d2196c6-1b3e-4004-ad80-eb31e6aaeda7/bin/utaipan-q2qaUkNPG8/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_1d2196c6-1b3e-4004-ad80-eb31e6aaeda7/bin/utaipan-q2qaUkNPG8
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 -> Taipan
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 -> 37fec5d7ed29dab502f1e360b2a11cf626d52ce7
[2021-10-13 08:06:37,903 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2021-10-13 08:06:37,930 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2021-10-13 08:06:37,934 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2021-10-13 08:06:37,936 INFO  L271        PluginConnector]: Initializing CDTParser...
[2021-10-13 08:06:37,936 INFO  L275        PluginConnector]: CDTParser initialized
[2021-10-13 08:06:37,938 INFO  L432   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d2196c6-1b3e-4004-ad80-eb31e6aaeda7/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/float-newlib/double_req_bl_0870b.c
[2021-10-13 08:06:38,031 INFO  L220              CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d2196c6-1b3e-4004-ad80-eb31e6aaeda7/bin/utaipan-q2qaUkNPG8/data/dba456eed/25e6f4e128e943f0a5b811365aeeec3d/FLAG1dc83dfcd
[2021-10-13 08:06:38,575 INFO  L306              CDTParser]: Found 1 translation units.
[2021-10-13 08:06:38,575 INFO  L160              CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d2196c6-1b3e-4004-ad80-eb31e6aaeda7/sv-benchmarks/c/float-newlib/double_req_bl_0870b.c
[2021-10-13 08:06:38,592 INFO  L349              CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d2196c6-1b3e-4004-ad80-eb31e6aaeda7/bin/utaipan-q2qaUkNPG8/data/dba456eed/25e6f4e128e943f0a5b811365aeeec3d/FLAG1dc83dfcd
[2021-10-13 08:06:38,880 INFO  L357              CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d2196c6-1b3e-4004-ad80-eb31e6aaeda7/bin/utaipan-q2qaUkNPG8/data/dba456eed/25e6f4e128e943f0a5b811365aeeec3d
[2021-10-13 08:06:38,884 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2021-10-13 08:06:38,885 INFO  L131        ToolchainWalker]: Walking toolchain with 6 elements.
[2021-10-13 08:06:38,887 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2021-10-13 08:06:38,887 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2021-10-13 08:06:38,891 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2021-10-13 08:06:38,892 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:06:38" (1/1) ...
[2021-10-13 08:06:38,893 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d6d581f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:38, skipping insertion in model container
[2021-10-13 08:06:38,893 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:06:38" (1/1) ...
[2021-10-13 08:06:38,900 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2021-10-13 08:06:38,964 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2021-10-13 08:06:39,234 FATAL L?                        ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception:
java.lang.UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:835)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleNaNOrInfinity(StandardFunctionHandler.java:1686)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.lambda$41(StandardFunctionHandler.java:360)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:236)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1408)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleReturnStatement(FunctionHandler.java:540)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1978)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:193)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1607)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1052)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1584)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1052)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1430)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3218)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2299)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:580)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.<init>(MainTranslator.java:93)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128)
	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)
[2021-10-13 08:06:39,241 INFO  L168              Benchmark]: Toolchain (without parser) took 353.99 ms. Allocated memory was 92.3 MB in the beginning and 132.1 MB in the end (delta: 39.8 MB). Free memory was 57.6 MB in the beginning and 107.9 MB in the end (delta: -50.3 MB). Peak memory consumption was 9.9 MB. Max. memory is 16.1 GB.
[2021-10-13 08:06:39,242 INFO  L168              Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 92.3 MB. Free memory was 62.4 MB in the beginning and 62.4 MB in the end (delta: 28.6 kB). There was no memory consumed. Max. memory is 16.1 GB.
[2021-10-13 08:06:39,243 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 351.54 ms. Allocated memory was 92.3 MB in the beginning and 132.1 MB in the end (delta: 39.8 MB). Free memory was 57.3 MB in the beginning and 107.9 MB in the end (delta: -50.6 MB). Peak memory consumption was 9.9 MB. Max. memory is 16.1 GB.
[2021-10-13 08:06:39,245 INFO  L339   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.27 ms. Allocated memory is still 92.3 MB. Free memory was 62.4 MB in the beginning and 62.4 MB in the end (delta: 28.6 kB). There was no memory consumed. Max. memory is 16.1 GB.
 * CACSL2BoogieTranslator took 351.54 ms. Allocated memory was 92.3 MB in the beginning and 132.1 MB in the end (delta: 39.8 MB). Free memory was 57.3 MB in the beginning and 107.9 MB in the end (delta: -50.6 MB). Peak memory consumption was 9.9 MB. Max. memory is 16.1 GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator:
  - ExceptionOrErrorResult: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation
    de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:835)
RESULT: Ultimate could not prove your program: Toolchain returned no result.
Received shutdown request...

### Bit-precise run ###
This is Ultimate 0.2.1-dev-4e77c04
[2021-10-13 08:06:41,529 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2021-10-13 08:06:41,536 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2021-10-13 08:06:41,590 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2021-10-13 08:06:41,591 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2021-10-13 08:06:41,596 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2021-10-13 08:06:41,598 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2021-10-13 08:06:41,607 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2021-10-13 08:06:41,610 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2021-10-13 08:06:41,621 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2021-10-13 08:06:41,622 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2021-10-13 08:06:41,624 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2021-10-13 08:06:41,625 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2021-10-13 08:06:41,628 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2021-10-13 08:06:41,629 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2021-10-13 08:06:41,631 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2021-10-13 08:06:41,636 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2021-10-13 08:06:41,638 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2021-10-13 08:06:41,640 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2021-10-13 08:06:41,642 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2021-10-13 08:06:41,649 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2021-10-13 08:06:41,651 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2021-10-13 08:06:41,653 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2021-10-13 08:06:41,656 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2021-10-13 08:06:41,662 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2021-10-13 08:06:41,662 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2021-10-13 08:06:41,663 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2021-10-13 08:06:41,665 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2021-10-13 08:06:41,665 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2021-10-13 08:06:41,666 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2021-10-13 08:06:41,667 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2021-10-13 08:06:41,668 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2021-10-13 08:06:41,670 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2021-10-13 08:06:41,670 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2021-10-13 08:06:41,672 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2021-10-13 08:06:41,672 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2021-10-13 08:06:41,673 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2021-10-13 08:06:41,673 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2021-10-13 08:06:41,673 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2021-10-13 08:06:41,675 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2021-10-13 08:06:41,676 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2021-10-13 08:06:41,681 INFO  L101        SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d2196c6-1b3e-4004-ad80-eb31e6aaeda7/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf
[2021-10-13 08:06:41,729 INFO  L113        SettingsManager]: Loading preferences was successful
[2021-10-13 08:06:41,729 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2021-10-13 08:06:41,731 INFO  L136        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2021-10-13 08:06:41,731 INFO  L138        SettingsManager]:  * User list type=DISABLED
[2021-10-13 08:06:41,731 INFO  L136        SettingsManager]: Preferences of Abstract Interpretation differ from their defaults:
[2021-10-13 08:06:41,732 INFO  L138        SettingsManager]:  * Explicit value domain=true
[2021-10-13 08:06:41,732 INFO  L138        SettingsManager]:  * Octagon Domain=false
[2021-10-13 08:06:41,732 INFO  L138        SettingsManager]:  * Abstract domain=CompoundDomain
[2021-10-13 08:06:41,732 INFO  L138        SettingsManager]:  * Interval Domain=false
[2021-10-13 08:06:41,734 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2021-10-13 08:06:41,735 INFO  L138        SettingsManager]:  * sizeof long=4
[2021-10-13 08:06:41,735 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2021-10-13 08:06:41,736 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2021-10-13 08:06:41,736 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2021-10-13 08:06:41,736 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2021-10-13 08:06:41,736 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2021-10-13 08:06:41,737 INFO  L138        SettingsManager]:  * Adapt memory model on pointer casts if necessary=true
[2021-10-13 08:06:41,737 INFO  L138        SettingsManager]:  * Use bitvectors instead of ints=true
[2021-10-13 08:06:41,737 INFO  L138        SettingsManager]:  * Memory model=HoenickeLindenmann_4ByteResolution
[2021-10-13 08:06:41,737 INFO  L138        SettingsManager]:  * sizeof long double=12
[2021-10-13 08:06:41,738 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2021-10-13 08:06:41,738 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2021-10-13 08:06:41,738 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2021-10-13 08:06:41,738 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2021-10-13 08:06:41,739 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2021-10-13 08:06:41,739 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2021-10-13 08:06:41,739 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-10-13 08:06:41,739 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2021-10-13 08:06:41,740 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2021-10-13 08:06:41,740 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2021-10-13 08:06:41,740 INFO  L138        SettingsManager]:  * Trace refinement strategy=WALRUS
[2021-10-13 08:06:41,740 INFO  L138        SettingsManager]:  * Command for external solver=cvc4 --incremental --print-success --lang smt 
[2021-10-13 08:06:41,741 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2021-10-13 08:06:41,741 INFO  L138        SettingsManager]:  * Trace refinement exception blacklist=NONE
[2021-10-13 08:06:41,741 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2021-10-13 08:06:41,741 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_1d2196c6-1b3e-4004-ad80-eb31e6aaeda7/bin/utaipan-q2qaUkNPG8/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_1d2196c6-1b3e-4004-ad80-eb31e6aaeda7/bin/utaipan-q2qaUkNPG8
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 -> Taipan
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 -> 37fec5d7ed29dab502f1e360b2a11cf626d52ce7
[2021-10-13 08:06:42,166 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2021-10-13 08:06:42,192 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2021-10-13 08:06:42,195 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2021-10-13 08:06:42,196 INFO  L271        PluginConnector]: Initializing CDTParser...
[2021-10-13 08:06:42,197 INFO  L275        PluginConnector]: CDTParser initialized
[2021-10-13 08:06:42,200 INFO  L432   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d2196c6-1b3e-4004-ad80-eb31e6aaeda7/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/float-newlib/double_req_bl_0870b.c
[2021-10-13 08:06:42,286 INFO  L220              CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d2196c6-1b3e-4004-ad80-eb31e6aaeda7/bin/utaipan-q2qaUkNPG8/data/0b3be77b8/a2398e269ba54495a2b3613c3488f309/FLAG18ebca8a4
[2021-10-13 08:06:42,948 INFO  L306              CDTParser]: Found 1 translation units.
[2021-10-13 08:06:42,948 INFO  L160              CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d2196c6-1b3e-4004-ad80-eb31e6aaeda7/sv-benchmarks/c/float-newlib/double_req_bl_0870b.c
[2021-10-13 08:06:42,959 INFO  L349              CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d2196c6-1b3e-4004-ad80-eb31e6aaeda7/bin/utaipan-q2qaUkNPG8/data/0b3be77b8/a2398e269ba54495a2b3613c3488f309/FLAG18ebca8a4
[2021-10-13 08:06:43,257 INFO  L357              CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d2196c6-1b3e-4004-ad80-eb31e6aaeda7/bin/utaipan-q2qaUkNPG8/data/0b3be77b8/a2398e269ba54495a2b3613c3488f309
[2021-10-13 08:06:43,259 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2021-10-13 08:06:43,260 INFO  L131        ToolchainWalker]: Walking toolchain with 6 elements.
[2021-10-13 08:06:43,261 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2021-10-13 08:06:43,261 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2021-10-13 08:06:43,267 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2021-10-13 08:06:43,268 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:06:43" (1/1) ...
[2021-10-13 08:06:43,269 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@719627fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:43, skipping insertion in model container
[2021-10-13 08:06:43,270 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:06:43" (1/1) ...
[2021-10-13 08:06:43,278 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2021-10-13 08:06:43,318 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2021-10-13 08:06:43,695 WARN  L228   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_1d2196c6-1b3e-4004-ad80-eb31e6aaeda7/sv-benchmarks/c/float-newlib/double_req_bl_0870b.c[14187,14200]
[2021-10-13 08:06:43,698 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2021-10-13 08:06:43,711 INFO  L203         MainTranslator]: Completed pre-run
[2021-10-13 08:06:43,878 WARN  L228   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_1d2196c6-1b3e-4004-ad80-eb31e6aaeda7/sv-benchmarks/c/float-newlib/double_req_bl_0870b.c[14187,14200]
[2021-10-13 08:06:43,878 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2021-10-13 08:06:43,902 INFO  L208         MainTranslator]: Completed translation
[2021-10-13 08:06:43,903 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:43 WrapperNode
[2021-10-13 08:06:43,903 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2021-10-13 08:06:43,904 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2021-10-13 08:06:43,905 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2021-10-13 08:06:43,905 INFO  L275        PluginConnector]: Boogie Procedure Inliner initialized
[2021-10-13 08:06:43,912 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:43" (1/1) ...
[2021-10-13 08:06:43,937 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:43" (1/1) ...
[2021-10-13 08:06:44,013 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2021-10-13 08:06:44,014 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2021-10-13 08:06:44,014 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2021-10-13 08:06:44,014 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2021-10-13 08:06:44,022 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:43" (1/1) ...
[2021-10-13 08:06:44,023 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:43" (1/1) ...
[2021-10-13 08:06:44,032 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:43" (1/1) ...
[2021-10-13 08:06:44,032 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:43" (1/1) ...
[2021-10-13 08:06:44,083 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:43" (1/1) ...
[2021-10-13 08:06:44,137 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:43" (1/1) ...
[2021-10-13 08:06:44,141 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:43" (1/1) ...
[2021-10-13 08:06:44,154 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2021-10-13 08:06:44,163 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2021-10-13 08:06:44,163 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2021-10-13 08:06:44,164 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2021-10-13 08:06:44,164 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:43" (1/1) ...
[2021-10-13 08:06:44,171 INFO  L170          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-10-13 08:06:44,182 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d2196c6-1b3e-4004-ad80-eb31e6aaeda7/bin/utaipan-q2qaUkNPG8/z3
[2021-10-13 08:06:44,196 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d2196c6-1b3e-4004-ad80-eb31e6aaeda7/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2021-10-13 08:06:44,229 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d2196c6-1b3e-4004-ad80-eb31e6aaeda7/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2021-10-13 08:06:44,247 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8
[2021-10-13 08:06:44,247 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8
[2021-10-13 08:06:44,248 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1
[2021-10-13 08:06:44,248 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2021-10-13 08:06:44,248 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8
[2021-10-13 08:06:44,248 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE4
[2021-10-13 08:06:44,250 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2021-10-13 08:06:44,250 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2021-10-13 08:06:44,251 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE4
[2021-10-13 08:06:44,251 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2021-10-13 08:07:42,328 INFO  L294             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2021-10-13 08:07:42,328 INFO  L299             CfgBuilder]: Removed 90 assume(true) statements.
[2021-10-13 08:07:42,331 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:07:42 BoogieIcfgContainer
[2021-10-13 08:07:42,331 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2021-10-13 08:07:42,334 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2021-10-13 08:07:42,334 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2021-10-13 08:07:42,337 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2021-10-13 08:07:42,338 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 08:06:43" (1/3) ...
[2021-10-13 08:07:42,339 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a556087 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 08:07:42, skipping insertion in model container
[2021-10-13 08:07:42,339 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:43" (2/3) ...
[2021-10-13 08:07:42,340 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a556087 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 08:07:42, skipping insertion in model container
[2021-10-13 08:07:42,340 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:07:42" (3/3) ...
[2021-10-13 08:07:42,341 INFO  L111   eAbstractionObserver]: Analyzing ICFG double_req_bl_0870b.c
[2021-10-13 08:07:42,348 INFO  L204   ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2021-10-13 08:07:42,348 INFO  L163   ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2021-10-13 08:07:42,405 INFO  L338      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2021-10-13 08:07:42,412 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, mConcurrency=FINITE_AUTOMATA, 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
[2021-10-13 08:07:42,413 INFO  L340      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2021-10-13 08:07:42,442 INFO  L276                IsEmpty]: Start isEmpty. Operand  has 213 states, 211 states have (on average 1.7203791469194314) internal successors, (363), 212 states have internal predecessors, (363), 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)
[2021-10-13 08:07:42,448 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2021-10-13 08:07:42,448 INFO  L504         BasicCegarLoop]: Found error trace
[2021-10-13 08:07:42,449 INFO  L512         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-10-13 08:07:42,450 INFO  L402      AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2021-10-13 08:07:42,455 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-10-13 08:07:42,456 INFO  L82        PathProgramCache]: Analyzing trace with hash 484704243, now seen corresponding path program 1 times
[2021-10-13 08:07:42,470 INFO  L121   FreeRefinementEngine]: Executing refinement strategy WALRUS
[2021-10-13 08:07:42,470 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1095861642]
[2021-10-13 08:07:42,471 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-10-13 08:07:42,472 INFO  L170          SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3
[2021-10-13 08:07:42,472 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d2196c6-1b3e-4004-ad80-eb31e6aaeda7/bin/utaipan-q2qaUkNPG8/mathsat
[2021-10-13 08:07:42,477 INFO  L229       MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d2196c6-1b3e-4004-ad80-eb31e6aaeda7/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2021-10-13 08:07:42,494 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d2196c6-1b3e-4004-ad80-eb31e6aaeda7/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process
[2021-10-13 08:07:42,676 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d2196c6-1b3e-4004-ad80-eb31e6aaeda7/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0
[2021-10-13 08:07:42,869 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d2196c6-1b3e-4004-ad80-eb31e6aaeda7/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3
[2021-10-13 08:07:42,870 FATAL L?                        ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception:
java.lang.AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Cannot name open terms
	at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.<init>(TraceCheck.java:232)
	at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.<init>(InterpolatingTraceCheck.java:90)
	at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.<init>(TraceCheckSpWp.java:132)
	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.isCorrect(IpTcStrategyModuleBase.java:56)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:211)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:124)
	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:608)
	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:53)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:392)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176)
	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)
Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Cannot name open terms
	at de.uni_freiburg.informatik.ultimate.logic.NoopScript.annotate(NoopScript.java:577)
	at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.annotate(WrapperScript.java:282)
	at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.annotate(WrapperScript.java:282)
	at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.AnnotateAndAssertCodeBlocks.annotateAndAssertTerm(AnnotateAndAssertCodeBlocks.java:192)
	at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.AnnotateAndAssertConjunctsOfCodeBlocks.annotateAndAssertTerm(AnnotateAndAssertConjunctsOfCodeBlocks.java:238)
	at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.AnnotateAndAssertConjunctsOfCodeBlocks.annotateAndAssertConjuncts(AnnotateAndAssertConjunctsOfCodeBlocks.java:135)
	at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.AnnotateAndAssertConjunctsOfCodeBlocks.annotateAndAssertNonCall(AnnotateAndAssertConjunctsOfCodeBlocks.java:184)
	at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.AnnotateAndAsserter.buildAnnotatedSsaAndAssertTerms(AnnotateAndAsserter.java:101)
	at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.checkTrace(TraceCheck.java:312)
	at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.<init>(TraceCheck.java:211)
	... 31 more
[2021-10-13 08:07:42,878 INFO  L168              Benchmark]: Toolchain (without parser) took 59616.31 ms. Allocated memory was 58.7 MB in the beginning and 71.3 MB in the end (delta: 12.6 MB). Free memory was 35.6 MB in the beginning and 39.6 MB in the end (delta: -4.1 MB). Peak memory consumption was 6.7 MB. Max. memory is 16.1 GB.
[2021-10-13 08:07:42,879 INFO  L168              Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 58.7 MB. Free memory is still 39.5 MB. There was no memory consumed. Max. memory is 16.1 GB.
[2021-10-13 08:07:42,880 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 642.24 ms. Allocated memory was 58.7 MB in the beginning and 71.3 MB in the end (delta: 12.6 MB). Free memory was 35.4 MB in the beginning and 44.1 MB in the end (delta: -8.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB.
[2021-10-13 08:07:42,881 INFO  L168              Benchmark]: Boogie Procedure Inliner took 108.98 ms. Allocated memory is still 71.3 MB. Free memory was 44.1 MB in the beginning and 39.2 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB.
[2021-10-13 08:07:42,882 INFO  L168              Benchmark]: Boogie Preprocessor took 148.35 ms. Allocated memory is still 71.3 MB. Free memory was 39.2 MB in the beginning and 50.5 MB in the end (delta: -11.2 MB). Peak memory consumption was 9.0 MB. Max. memory is 16.1 GB.
[2021-10-13 08:07:42,883 INFO  L168              Benchmark]: RCFGBuilder took 58168.49 ms. Allocated memory is still 71.3 MB. Free memory was 50.5 MB in the beginning and 33.5 MB in the end (delta: 16.9 MB). Peak memory consumption was 25.0 MB. Max. memory is 16.1 GB.
[2021-10-13 08:07:42,884 INFO  L168              Benchmark]: TraceAbstraction took 542.46 ms. Allocated memory is still 71.3 MB. Free memory was 33.2 MB in the beginning and 39.6 MB in the end (delta: -6.5 MB). There was no memory consumed. Max. memory is 16.1 GB.
[2021-10-13 08:07:42,889 INFO  L339   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.31 ms. Allocated memory is still 58.7 MB. Free memory is still 39.5 MB. There was no memory consumed. Max. memory is 16.1 GB.
 * CACSL2BoogieTranslator took 642.24 ms. Allocated memory was 58.7 MB in the beginning and 71.3 MB in the end (delta: 12.6 MB). Free memory was 35.4 MB in the beginning and 44.1 MB in the end (delta: -8.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB.
 * Boogie Procedure Inliner took 108.98 ms. Allocated memory is still 71.3 MB. Free memory was 44.1 MB in the beginning and 39.2 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB.
 * Boogie Preprocessor took 148.35 ms. Allocated memory is still 71.3 MB. Free memory was 39.2 MB in the beginning and 50.5 MB in the end (delta: -11.2 MB). Peak memory consumption was 9.0 MB. Max. memory is 16.1 GB.
 * RCFGBuilder took 58168.49 ms. Allocated memory is still 71.3 MB. Free memory was 50.5 MB in the beginning and 33.5 MB in the end (delta: 16.9 MB). Peak memory consumption was 25.0 MB. Max. memory is 16.1 GB.
 * TraceAbstraction took 542.46 ms. Allocated memory is still 71.3 MB. Free memory was 33.2 MB in the beginning and 39.6 MB in the end (delta: -6.5 MB). There was no memory consumed. Max. memory is 16.1 GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - ExceptionOrErrorResult: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Cannot name open terms
    de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Cannot name open terms: de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.<init>(TraceCheck.java:232)
RESULT: Ultimate could not prove your program: Toolchain returned no result.
[2021-10-13 08:07:43,128 WARN  L435       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d2196c6-1b3e-4004-ad80-eb31e6aaeda7/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process
[2021-10-13 08:07:43,223 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d2196c6-1b3e-4004-ad80-eb31e6aaeda7/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 137
Received shutdown request...