./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_1_safe.c-amalgamation.i --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for ERROR reachability
Using default analysis
Version d790fecc
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46172086-6371-458e-97c8-00df53fc221f/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46172086-6371-458e-97c8-00df53fc221f/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46172086-6371-458e-97c8-00df53fc221f/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46172086-6371-458e-97c8-00df53fc221f/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_1_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46172086-6371-458e-97c8-00df53fc221f/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46172086-6371-458e-97c8-00df53fc221f/bin/uautomizer-verify-84ZbGMXZE1 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) )
--witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 56b3b057d69ffeefa81ad42b23dbc12e5bea8785623db51b330d3338140f8778
--- Real Ultimate output ---
This is Ultimate 0.3.0-dev-d790fec
[2024-12-02 12:34:42,188 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-12-02 12:34:42,245 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46172086-6371-458e-97c8-00df53fc221f/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf
[2024-12-02 12:34:42,250 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-12-02 12:34:42,250 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-12-02 12:34:42,272 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-12-02 12:34:42,272 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-12-02 12:34:42,273 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-12-02 12:34:42,273 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-12-02 12:34:42,273 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-12-02 12:34:42,273 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-12-02 12:34:42,273 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-12-02 12:34:42,273 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-12-02 12:34:42,274 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-12-02 12:34:42,274 INFO L153 SettingsManager]: * Use SBE=true
[2024-12-02 12:34:42,274 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-12-02 12:34:42,274 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-12-02 12:34:42,274 INFO L153 SettingsManager]: * sizeof long=4
[2024-12-02 12:34:42,274 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-12-02 12:34:42,274 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-12-02 12:34:42,274 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-12-02 12:34:42,274 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-12-02 12:34:42,274 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-12-02 12:34:42,275 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-12-02 12:34:42,275 INFO L153 SettingsManager]: * sizeof long double=12
[2024-12-02 12:34:42,275 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-12-02 12:34:42,275 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR
[2024-12-02 12:34:42,275 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-12-02 12:34:42,275 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults:
[2024-12-02 12:34:42,275 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-12-02 12:34:42,275 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-12-02 12:34:42,275 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-12-02 12:34:42,275 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 12:34:42,275 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-12-02 12:34:42,276 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-12-02 12:34:42,276 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-12-02 12:34:42,276 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-12-02 12:34:42,276 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 12:34:42,276 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-12-02 12:34:42,276 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-12-02 12:34:42,276 INFO L153 SettingsManager]: * Compute procedure contracts=false
[2024-12-02 12:34:42,276 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-12-02 12:34:42,276 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-12-02 12:34:42,276 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-12-02 12:34:42,276 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-12-02 12:34:42,277 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-12-02 12:34:42,277 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-12-02 12:34:42,277 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-12-02 12:34:42,277 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC
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_46172086-6371-458e-97c8-00df53fc221f/bin/uautomizer-verify-84ZbGMXZE1
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
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 -> 56b3b057d69ffeefa81ad42b23dbc12e5bea8785623db51b330d3338140f8778
[2024-12-02 12:34:42,507 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-12-02 12:34:42,515 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-12-02 12:34:42,517 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-12-02 12:34:42,519 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-12-02 12:34:42,519 INFO L274 PluginConnector]: CDTParser initialized
[2024-12-02 12:34:42,520 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46172086-6371-458e-97c8-00df53fc221f/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_1_safe.c-amalgamation.i
[2024-12-02 12:34:45,184 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46172086-6371-458e-97c8-00df53fc221f/bin/uautomizer-verify-84ZbGMXZE1/data/03671f855/1e3aae8f011148e5b7d813e1f640a7dd/FLAGa69a3b46a
[2024-12-02 12:34:45,508 INFO L384 CDTParser]: Found 1 translation units.
[2024-12-02 12:34:45,509 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46172086-6371-458e-97c8-00df53fc221f/sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_1_safe.c-amalgamation.i
[2024-12-02 12:34:45,532 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46172086-6371-458e-97c8-00df53fc221f/bin/uautomizer-verify-84ZbGMXZE1/data/03671f855/1e3aae8f011148e5b7d813e1f640a7dd/FLAGa69a3b46a
[2024-12-02 12:34:45,546 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46172086-6371-458e-97c8-00df53fc221f/bin/uautomizer-verify-84ZbGMXZE1/data/03671f855/1e3aae8f011148e5b7d813e1f640a7dd
[2024-12-02 12:34:45,548 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-12-02 12:34:45,549 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-12-02 12:34:45,551 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-12-02 12:34:45,551 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-12-02 12:34:45,555 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-12-02 12:34:45,556 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:34:45" (1/1) ...
[2024-12-02 12:34:45,556 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e98d22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:34:45, skipping insertion in model container
[2024-12-02 12:34:45,557 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:34:45" (1/1) ...
[2024-12-02 12:34:45,598 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-12-02 12:34:46,396 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception:
java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:629)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:3128)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:255)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1602)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:271)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1494)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:253)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.translateInitializer(CHandler.java:3184)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleIASTDeclarator(CHandler.java:3028)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2273)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:144)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1228)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:215)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1158)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1141)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:236)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:393)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1629)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:159)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3507)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2500)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:641)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:135)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:189)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:116)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.<init>(MainTranslator.java:94)
at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:145)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145)
at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63)
[2024-12-02 12:34:46,401 INFO L158 Benchmark]: Toolchain (without parser) took 851.01ms. Allocated memory is still 142.6MB. Free memory was 113.1MB in the beginning and 93.5MB in the end (delta: 19.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB.
[2024-12-02 12:34:46,401 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-12-02 12:34:46,402 INFO L158 Benchmark]: CACSL2BoogieTranslator took 848.78ms. Allocated memory is still 142.6MB. Free memory was 113.1MB in the beginning and 93.5MB in the end (delta: 19.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB.
[2024-12-02 12:34:46,403 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 848.78ms. Allocated memory is still 142.6MB. Free memory was 113.1MB in the beginning and 93.5MB in the end (delta: 19.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator:
- ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs
de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:629)
RESULT: Ultimate could not prove your program: Toolchain returned no result.
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_46172086-6371-458e-97c8-00df53fc221f/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46172086-6371-458e-97c8-00df53fc221f/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46172086-6371-458e-97c8-00df53fc221f/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46172086-6371-458e-97c8-00df53fc221f/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_1_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46172086-6371-458e-97c8-00df53fc221f/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46172086-6371-458e-97c8-00df53fc221f/bin/uautomizer-verify-84ZbGMXZE1 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) )
--witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 56b3b057d69ffeefa81ad42b23dbc12e5bea8785623db51b330d3338140f8778
--- Real Ultimate output ---
This is Ultimate 0.3.0-dev-d790fec
[2024-12-02 12:34:48,111 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-12-02 12:34:48,184 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46172086-6371-458e-97c8-00df53fc221f/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf
[2024-12-02 12:34:48,190 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-12-02 12:34:48,190 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-12-02 12:34:48,210 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-12-02 12:34:48,210 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-12-02 12:34:48,210 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-12-02 12:34:48,211 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-12-02 12:34:48,211 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-12-02 12:34:48,211 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-12-02 12:34:48,211 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-12-02 12:34:48,211 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-12-02 12:34:48,211 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-12-02 12:34:48,211 INFO L153 SettingsManager]: * Use SBE=true
[2024-12-02 12:34:48,212 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-12-02 12:34:48,212 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-12-02 12:34:48,212 INFO L153 SettingsManager]: * sizeof long=4
[2024-12-02 12:34:48,212 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-12-02 12:34:48,212 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-12-02 12:34:48,212 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-12-02 12:34:48,212 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-12-02 12:34:48,212 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-12-02 12:34:48,212 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true
[2024-12-02 12:34:48,212 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true
[2024-12-02 12:34:48,212 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution
[2024-12-02 12:34:48,213 INFO L153 SettingsManager]: * sizeof long double=12
[2024-12-02 12:34:48,213 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-12-02 12:34:48,213 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR
[2024-12-02 12:34:48,213 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-12-02 12:34:48,213 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults:
[2024-12-02 12:34:48,213 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-12-02 12:34:48,213 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-12-02 12:34:48,213 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-12-02 12:34:48,214 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 12:34:48,214 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-12-02 12:34:48,214 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-12-02 12:34:48,214 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-12-02 12:34:48,214 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-12-02 12:34:48,214 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 12:34:48,214 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-12-02 12:34:48,214 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-12-02 12:34:48,214 INFO L153 SettingsManager]: * Compute procedure contracts=false
[2024-12-02 12:34:48,215 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-12-02 12:34:48,215 INFO L153 SettingsManager]: * Trace refinement strategy=FOX
[2024-12-02 12:34:48,215 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt
[2024-12-02 12:34:48,215 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-12-02 12:34:48,215 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-12-02 12:34:48,215 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-12-02 12:34:48,215 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-12-02 12:34:48,215 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC
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_46172086-6371-458e-97c8-00df53fc221f/bin/uautomizer-verify-84ZbGMXZE1
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
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 -> 56b3b057d69ffeefa81ad42b23dbc12e5bea8785623db51b330d3338140f8778
[2024-12-02 12:34:48,449 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-12-02 12:34:48,457 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-12-02 12:34:48,460 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-12-02 12:34:48,461 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-12-02 12:34:48,461 INFO L274 PluginConnector]: CDTParser initialized
[2024-12-02 12:34:48,462 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46172086-6371-458e-97c8-00df53fc221f/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_1_safe.c-amalgamation.i
[2024-12-02 12:34:51,155 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46172086-6371-458e-97c8-00df53fc221f/bin/uautomizer-verify-84ZbGMXZE1/data/68e1f1ac0/8fd87f571bdc4f2a9a0145ddcff5163d/FLAG68c5fd9a5
[2024-12-02 12:34:51,447 INFO L384 CDTParser]: Found 1 translation units.
[2024-12-02 12:34:51,448 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46172086-6371-458e-97c8-00df53fc221f/sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_1_safe.c-amalgamation.i
[2024-12-02 12:34:51,469 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46172086-6371-458e-97c8-00df53fc221f/bin/uautomizer-verify-84ZbGMXZE1/data/68e1f1ac0/8fd87f571bdc4f2a9a0145ddcff5163d/FLAG68c5fd9a5
[2024-12-02 12:34:51,711 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46172086-6371-458e-97c8-00df53fc221f/bin/uautomizer-verify-84ZbGMXZE1/data/68e1f1ac0/8fd87f571bdc4f2a9a0145ddcff5163d
[2024-12-02 12:34:51,712 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-12-02 12:34:51,713 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-12-02 12:34:51,714 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-12-02 12:34:51,715 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-12-02 12:34:51,717 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-12-02 12:34:51,718 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:34:51" (1/1) ...
[2024-12-02 12:34:51,718 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e3bc14c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:34:51, skipping insertion in model container
[2024-12-02 12:34:51,719 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:34:51" (1/1) ...
[2024-12-02 12:34:51,756 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-12-02 12:34:52,470 WARN L250 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_46172086-6371-458e-97c8-00df53fc221f/sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_1_safe.c-amalgamation.i[71467,71480]
[2024-12-02 12:34:52,720 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model
[2024-12-02 12:34:52,723 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-12-02 12:34:52,737 INFO L200 MainTranslator]: Completed pre-run
[2024-12-02 12:34:52,782 WARN L250 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_46172086-6371-458e-97c8-00df53fc221f/sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_1_safe.c-amalgamation.i[71467,71480]
[2024-12-02 12:34:52,877 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-12-02 12:34:53,042 INFO L204 MainTranslator]: Completed translation
[2024-12-02 12:34:53,043 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:34:53 WrapperNode
[2024-12-02 12:34:53,043 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-12-02 12:34:53,044 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-12-02 12:34:53,044 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-12-02 12:34:53,044 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-12-02 12:34:53,050 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:34:53" (1/1) ...
[2024-12-02 12:34:53,104 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:34:53" (1/1) ...
[2024-12-02 12:34:53,172 INFO L138 Inliner]: procedures = 779, calls = 784, calls flagged for inlining = 16, calls inlined = 16, statements flattened = 1348
[2024-12-02 12:34:53,173 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-12-02 12:34:53,173 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-12-02 12:34:53,173 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-12-02 12:34:53,173 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-12-02 12:34:53,180 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:34:53" (1/1) ...
[2024-12-02 12:34:53,180 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:34:53" (1/1) ...
[2024-12-02 12:34:53,191 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:34:53" (1/1) ...
[2024-12-02 12:34:53,236 INFO L175 MemorySlicer]: Split 598 memory accesses to 16 slices as follows [4, 2, 7, 36, 2, 2, 4, 4, 102, 181, 3, 6, 212, 27, 2, 4]. 35 percent of accesses are in the largest equivalence class. The 353 initializations are split as follows [0, 2, 7, 32, 2, 0, 0, 1, 72, 169, 0, 0, 42, 25, 0, 1]. The 163 writes are split as follows [2, 0, 0, 0, 0, 1, 2, 0, 0, 4, 2, 3, 148, 0, 1, 0].
[2024-12-02 12:34:53,236 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:34:53" (1/1) ...
[2024-12-02 12:34:53,237 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:34:53" (1/1) ...
[2024-12-02 12:34:53,287 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:34:53" (1/1) ...
[2024-12-02 12:34:53,290 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:34:53" (1/1) ...
[2024-12-02 12:34:53,300 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:34:53" (1/1) ...
[2024-12-02 12:34:53,311 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:34:53" (1/1) ...
[2024-12-02 12:34:53,318 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:34:53" (1/1) ...
[2024-12-02 12:34:53,330 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-12-02 12:34:53,330 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-12-02 12:34:53,331 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-12-02 12:34:53,331 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-12-02 12:34:53,332 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:34:53" (1/1) ...
[2024-12-02 12:34:53,337 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 12:34:53,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46172086-6371-458e-97c8-00df53fc221f/bin/uautomizer-verify-84ZbGMXZE1/z3
[2024-12-02 12:34:53,357 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46172086-6371-458e-97c8-00df53fc221f/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-12-02 12:34:53,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46172086-6371-458e-97c8-00df53fc221f/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-12-02 12:34:53,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#0
[2024-12-02 12:34:53,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#1
[2024-12-02 12:34:53,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#2
[2024-12-02 12:34:53,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#3
[2024-12-02 12:34:53,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#4
[2024-12-02 12:34:53,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#5
[2024-12-02 12:34:53,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#6
[2024-12-02 12:34:53,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#7
[2024-12-02 12:34:53,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#8
[2024-12-02 12:34:53,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#9
[2024-12-02 12:34:53,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#10
[2024-12-02 12:34:53,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#11
[2024-12-02 12:34:53,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#12
[2024-12-02 12:34:53,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#13
[2024-12-02 12:34:53,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#14
[2024-12-02 12:34:53,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#15
[2024-12-02 12:34:53,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#0
[2024-12-02 12:34:53,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#1
[2024-12-02 12:34:53,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#2
[2024-12-02 12:34:53,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#3
[2024-12-02 12:34:53,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#4
[2024-12-02 12:34:53,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#5
[2024-12-02 12:34:53,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#6
[2024-12-02 12:34:53,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#7
[2024-12-02 12:34:53,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#8
[2024-12-02 12:34:53,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#9
[2024-12-02 12:34:53,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#10
[2024-12-02 12:34:53,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#11
[2024-12-02 12:34:53,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#12
[2024-12-02 12:34:53,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#13
[2024-12-02 12:34:53,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#14
[2024-12-02 12:34:53,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#15
[2024-12-02 12:34:53,383 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-12-02 12:34:53,383 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-12-02 12:34:53,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-12-02 12:34:53,383 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0
[2024-12-02 12:34:53,383 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1
[2024-12-02 12:34:53,383 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2
[2024-12-02 12:34:53,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3
[2024-12-02 12:34:53,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4
[2024-12-02 12:34:53,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5
[2024-12-02 12:34:53,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6
[2024-12-02 12:34:53,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7
[2024-12-02 12:34:53,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8
[2024-12-02 12:34:53,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9
[2024-12-02 12:34:53,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10
[2024-12-02 12:34:53,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11
[2024-12-02 12:34:53,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12
[2024-12-02 12:34:53,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13
[2024-12-02 12:34:53,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14
[2024-12-02 12:34:53,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15
[2024-12-02 12:34:53,384 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0
[2024-12-02 12:34:53,384 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1
[2024-12-02 12:34:53,385 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2
[2024-12-02 12:34:53,385 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3
[2024-12-02 12:34:53,385 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4
[2024-12-02 12:34:53,385 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5
[2024-12-02 12:34:53,385 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6
[2024-12-02 12:34:53,385 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7
[2024-12-02 12:34:53,385 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8
[2024-12-02 12:34:53,385 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9
[2024-12-02 12:34:53,385 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10
[2024-12-02 12:34:53,385 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11
[2024-12-02 12:34:53,385 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12
[2024-12-02 12:34:53,385 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13
[2024-12-02 12:34:53,385 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14
[2024-12-02 12:34:53,385 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15
[2024-12-02 12:34:53,386 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2024-12-02 12:34:53,386 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0
[2024-12-02 12:34:53,386 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1
[2024-12-02 12:34:53,386 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2
[2024-12-02 12:34:53,386 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3
[2024-12-02 12:34:53,386 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4
[2024-12-02 12:34:53,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5
[2024-12-02 12:34:53,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6
[2024-12-02 12:34:53,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7
[2024-12-02 12:34:53,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8
[2024-12-02 12:34:53,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9
[2024-12-02 12:34:53,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10
[2024-12-02 12:34:53,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11
[2024-12-02 12:34:53,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12
[2024-12-02 12:34:53,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13
[2024-12-02 12:34:53,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14
[2024-12-02 12:34:53,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15
[2024-12-02 12:34:53,387 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_idx2sub
[2024-12-02 12:34:53,388 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_idx2sub
[2024-12-02 12:34:53,388 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID
[2024-12-02 12:34:53,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID
[2024-12-02 12:34:53,388 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2024-12-02 12:34:53,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0
[2024-12-02 12:34:53,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1
[2024-12-02 12:34:53,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2
[2024-12-02 12:34:53,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3
[2024-12-02 12:34:53,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4
[2024-12-02 12:34:53,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5
[2024-12-02 12:34:53,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6
[2024-12-02 12:34:53,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7
[2024-12-02 12:34:53,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8
[2024-12-02 12:34:53,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9
[2024-12-02 12:34:53,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10
[2024-12-02 12:34:53,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11
[2024-12-02 12:34:53,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#12
[2024-12-02 12:34:53,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#13
[2024-12-02 12:34:53,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#14
[2024-12-02 12:34:53,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#15
[2024-12-02 12:34:53,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0
[2024-12-02 12:34:53,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1
[2024-12-02 12:34:53,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2
[2024-12-02 12:34:53,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3
[2024-12-02 12:34:53,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4
[2024-12-02 12:34:53,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5
[2024-12-02 12:34:53,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6
[2024-12-02 12:34:53,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7
[2024-12-02 12:34:53,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8
[2024-12-02 12:34:53,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#9
[2024-12-02 12:34:53,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#10
[2024-12-02 12:34:53,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#11
[2024-12-02 12:34:53,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#12
[2024-12-02 12:34:53,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#13
[2024-12-02 12:34:53,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#14
[2024-12-02 12:34:53,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#15
[2024-12-02 12:34:53,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#0
[2024-12-02 12:34:53,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#1
[2024-12-02 12:34:53,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#2
[2024-12-02 12:34:53,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#3
[2024-12-02 12:34:53,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#4
[2024-12-02 12:34:53,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#5
[2024-12-02 12:34:53,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#6
[2024-12-02 12:34:53,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#7
[2024-12-02 12:34:53,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#8
[2024-12-02 12:34:53,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#9
[2024-12-02 12:34:53,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#10
[2024-12-02 12:34:53,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#11
[2024-12-02 12:34:53,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#12
[2024-12-02 12:34:53,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#13
[2024-12-02 12:34:53,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#14
[2024-12-02 12:34:53,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#15
[2024-12-02 12:34:53,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0
[2024-12-02 12:34:53,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1
[2024-12-02 12:34:53,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2
[2024-12-02 12:34:53,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3
[2024-12-02 12:34:53,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4
[2024-12-02 12:34:53,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5
[2024-12-02 12:34:53,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6
[2024-12-02 12:34:53,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7
[2024-12-02 12:34:53,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8
[2024-12-02 12:34:53,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#9
[2024-12-02 12:34:53,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#10
[2024-12-02 12:34:53,392 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#11
[2024-12-02 12:34:53,392 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#12
[2024-12-02 12:34:53,392 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#13
[2024-12-02 12:34:53,392 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#14
[2024-12-02 12:34:53,392 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#15
[2024-12-02 12:34:53,392 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_dense
[2024-12-02 12:34:53,392 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_dense
[2024-12-02 12:34:53,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#0
[2024-12-02 12:34:53,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#1
[2024-12-02 12:34:53,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#2
[2024-12-02 12:34:53,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#3
[2024-12-02 12:34:53,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#4
[2024-12-02 12:34:53,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#5
[2024-12-02 12:34:53,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#6
[2024-12-02 12:34:53,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#7
[2024-12-02 12:34:53,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#8
[2024-12-02 12:34:53,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#9
[2024-12-02 12:34:53,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#10
[2024-12-02 12:34:53,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#11
[2024-12-02 12:34:53,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#12
[2024-12-02 12:34:53,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#13
[2024-12-02 12:34:53,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#14
[2024-12-02 12:34:53,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#15
[2024-12-02 12:34:53,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0
[2024-12-02 12:34:53,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1
[2024-12-02 12:34:53,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2
[2024-12-02 12:34:53,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3
[2024-12-02 12:34:53,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4
[2024-12-02 12:34:53,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5
[2024-12-02 12:34:53,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6
[2024-12-02 12:34:53,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7
[2024-12-02 12:34:53,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8
[2024-12-02 12:34:53,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#9
[2024-12-02 12:34:53,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#10
[2024-12-02 12:34:53,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#11
[2024-12-02 12:34:53,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#12
[2024-12-02 12:34:53,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#13
[2024-12-02 12:34:53,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#14
[2024-12-02 12:34:53,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#15
[2024-12-02 12:34:53,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0
[2024-12-02 12:34:53,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1
[2024-12-02 12:34:53,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2
[2024-12-02 12:34:53,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3
[2024-12-02 12:34:53,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4
[2024-12-02 12:34:53,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5
[2024-12-02 12:34:53,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6
[2024-12-02 12:34:53,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7
[2024-12-02 12:34:53,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8
[2024-12-02 12:34:53,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9
[2024-12-02 12:34:53,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10
[2024-12-02 12:34:53,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11
[2024-12-02 12:34:53,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12
[2024-12-02 12:34:53,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13
[2024-12-02 12:34:53,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14
[2024-12-02 12:34:53,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15
[2024-12-02 12:34:53,395 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_sub2idx
[2024-12-02 12:34:53,395 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_sub2idx
[2024-12-02 12:34:53,739 INFO L234 CfgBuilder]: Building ICFG
[2024-12-02 12:34:53,740 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-12-02 12:35:22,756 INFO L? ?]: Removed 289 outVars from TransFormulas that were not future-live.
[2024-12-02 12:35:22,756 INFO L283 CfgBuilder]: Performing block encoding
[2024-12-02 12:35:22,769 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-12-02 12:35:22,769 INFO L312 CfgBuilder]: Removed 44 assume(true) statements.
[2024-12-02 12:35:22,769 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:35:22 BoogieIcfgContainer
[2024-12-02 12:35:22,769 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-12-02 12:35:22,771 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-12-02 12:35:22,772 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-12-02 12:35:22,775 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-12-02 12:35:22,775 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 12:34:51" (1/3) ...
[2024-12-02 12:35:22,776 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b3d0d30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 12:35:22, skipping insertion in model container
[2024-12-02 12:35:22,776 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:34:53" (2/3) ...
[2024-12-02 12:35:22,776 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b3d0d30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 12:35:22, skipping insertion in model container
[2024-12-02 12:35:22,776 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:35:22" (3/3) ...
[2024-12-02 12:35:22,777 INFO L128 eAbstractionObserver]: Analyzing ICFG poly_8_8_8_thresh_1_safe.c-amalgamation.i
[2024-12-02 12:35:22,787 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-12-02 12:35:22,788 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG poly_8_8_8_thresh_1_safe.c-amalgamation.i that has 21 procedures, 284 locations, 1 initial locations, 60 loop locations, and 1 error locations.
[2024-12-02 12:35:22,829 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-12-02 12:35:22,839 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@2c7bf4a5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-12-02 12:35:22,839 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2024-12-02 12:35:22,842 INFO L276 IsEmpty]: Start isEmpty. Operand has 224 states, 205 states have (on average 1.5414634146341464) internal successors, (316), 206 states have internal predecessors, (316), 12 states have call successors, (12), 5 states have call predecessors, (12), 5 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12)
[2024-12-02 12:35:22,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109
[2024-12-02 12:35:22,856 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 12:35:22,857 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 12:35:22,857 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 12:35:22,861 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 12:35:22,861 INFO L85 PathProgramCache]: Analyzing trace with hash 351198610, now seen corresponding path program 1 times
[2024-12-02 12:35:22,873 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-12-02 12:35:22,873 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2022542904]
[2024-12-02 12:35:22,874 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 12:35:22,874 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-12-02 12:35:22,874 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46172086-6371-458e-97c8-00df53fc221f/bin/uautomizer-verify-84ZbGMXZE1/mathsat
[2024-12-02 12:35:22,877 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46172086-6371-458e-97c8-00df53fc221f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-12-02 12:35:22,880 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46172086-6371-458e-97c8-00df53fc221f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process
[2024-12-02 12:35:28,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 12:35:28,354 INFO L256 TraceCheckSpWp]: Trace formula consists of 2851 conjuncts, 1 conjuncts are in the unsatisfiable core
[2024-12-02 12:35:28,359 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 12:35:28,382 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked.
[2024-12-02 12:35:28,382 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-12-02 12:35:28,383 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-12-02 12:35:28,383 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2022542904]
[2024-12-02 12:35:28,383 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2022542904] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 12:35:28,383 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 12:35:28,383 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-12-02 12:35:28,385 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1323326657]
[2024-12-02 12:35:28,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 12:35:28,389 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2024-12-02 12:35:28,389 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-12-02 12:35:28,408 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2024-12-02 12:35:28,408 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-12-02 12:35:28,410 INFO L87 Difference]: Start difference. First operand has 224 states, 205 states have (on average 1.5414634146341464) internal successors, (316), 206 states have internal predecessors, (316), 12 states have call successors, (12), 5 states have call predecessors, (12), 5 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 2 states, 2 states have (on average 13.5) internal successors, (27), 2 states have internal predecessors, (27), 1 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6)
[2024-12-02 12:35:28,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 12:35:28,454 INFO L93 Difference]: Finished difference Result 445 states and 686 transitions.
[2024-12-02 12:35:28,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-12-02 12:35:28,456 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 13.5) internal successors, (27), 2 states have internal predecessors, (27), 1 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) Word has length 108
[2024-12-02 12:35:28,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 12:35:28,464 INFO L225 Difference]: With dead ends: 445
[2024-12-02 12:35:28,464 INFO L226 Difference]: Without dead ends: 220
[2024-12-02 12:35:28,470 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-12-02 12:35:28,473 INFO L435 NwaCegarLoop]: 294 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 294 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-12-02 12:35:28,473 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 294 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-12-02 12:35:28,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 220 states.
[2024-12-02 12:35:28,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 220 to 220.
[2024-12-02 12:35:28,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 220 states, 202 states have (on average 1.316831683168317) internal successors, (266), 202 states have internal predecessors, (266), 12 states have call successors, (12), 5 states have call predecessors, (12), 5 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12)
[2024-12-02 12:35:28,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 290 transitions.
[2024-12-02 12:35:28,516 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 290 transitions. Word has length 108
[2024-12-02 12:35:28,516 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 12:35:28,516 INFO L471 AbstractCegarLoop]: Abstraction has 220 states and 290 transitions.
[2024-12-02 12:35:28,516 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 13.5) internal successors, (27), 2 states have internal predecessors, (27), 1 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6)
[2024-12-02 12:35:28,516 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 290 transitions.
[2024-12-02 12:35:28,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109
[2024-12-02 12:35:28,521 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 12:35:28,521 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 12:35:28,567 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46172086-6371-458e-97c8-00df53fc221f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0
[2024-12-02 12:35:28,722 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46172086-6371-458e-97c8-00df53fc221f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-12-02 12:35:28,722 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 12:35:28,723 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 12:35:28,723 INFO L85 PathProgramCache]: Analyzing trace with hash -272082992, now seen corresponding path program 1 times
[2024-12-02 12:35:28,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-12-02 12:35:28,724 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1713227137]
[2024-12-02 12:35:28,724 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 12:35:28,724 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-12-02 12:35:28,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46172086-6371-458e-97c8-00df53fc221f/bin/uautomizer-verify-84ZbGMXZE1/mathsat
[2024-12-02 12:35:28,726 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46172086-6371-458e-97c8-00df53fc221f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-12-02 12:35:28,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46172086-6371-458e-97c8-00df53fc221f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process
[2024-12-02 12:35:35,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 12:35:35,266 INFO L256 TraceCheckSpWp]: Trace formula consists of 2852 conjuncts, 11 conjuncts are in the unsatisfiable core
[2024-12-02 12:35:35,270 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 12:35:36,484 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked.
[2024-12-02 12:35:36,484 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-12-02 12:35:36,484 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-12-02 12:35:36,484 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1713227137]
[2024-12-02 12:35:36,484 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1713227137] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 12:35:36,484 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 12:35:36,484 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9
[2024-12-02 12:35:36,484 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1770746649]
[2024-12-02 12:35:36,484 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 12:35:36,486 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states
[2024-12-02 12:35:36,486 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-12-02 12:35:36,487 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants.
[2024-12-02 12:35:36,487 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72
[2024-12-02 12:35:36,487 INFO L87 Difference]: Start difference. First operand 220 states and 290 transitions. Second operand has 9 states, 8 states have (on average 5.75) internal successors, (46), 8 states have internal predecessors, (46), 3 states have call successors, (8), 3 states have call predecessors, (8), 3 states have return successors, (8), 2 states have call predecessors, (8), 3 states have call successors, (8)
[2024-12-02 12:35:40,700 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers []
[2024-12-02 12:35:44,707 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers []
[2024-12-02 12:35:48,751 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0]
[2024-12-02 12:35:52,762 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0]
[2024-12-02 12:35:56,769 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0]
[2024-12-02 12:36:00,863 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0]
[2024-12-02 12:36:00,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 12:36:00,887 INFO L93 Difference]: Finished difference Result 452 states and 599 transitions.
[2024-12-02 12:36:00,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states.
[2024-12-02 12:36:00,888 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 5.75) internal successors, (46), 8 states have internal predecessors, (46), 3 states have call successors, (8), 3 states have call predecessors, (8), 3 states have return successors, (8), 2 states have call predecessors, (8), 3 states have call successors, (8) Word has length 108
[2024-12-02 12:36:00,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 12:36:00,891 INFO L225 Difference]: With dead ends: 452
[2024-12-02 12:36:00,891 INFO L226 Difference]: Without dead ends: 237
[2024-12-02 12:36:00,892 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 97 SyntacticMatches, 3 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156
[2024-12-02 12:36:00,893 INFO L435 NwaCegarLoop]: 267 mSDtfsCounter, 296 mSDsluCounter, 1237 mSDsCounter, 0 mSdLazyCounter, 217 mSolverCounterSat, 15 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 296 SdHoareTripleChecker+Valid, 1504 SdHoareTripleChecker+Invalid, 237 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 217 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.0s IncrementalHoareTripleChecker+Time
[2024-12-02 12:36:00,893 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [296 Valid, 1504 Invalid, 237 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 217 Invalid, 5 Unknown, 0 Unchecked, 24.0s Time]
[2024-12-02 12:36:00,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 237 states.
[2024-12-02 12:36:00,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 237 to 237.
[2024-12-02 12:36:00,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 237 states, 216 states have (on average 1.3101851851851851) internal successors, (283), 217 states have internal predecessors, (283), 14 states have call successors, (14), 5 states have call predecessors, (14), 6 states have return successors, (17), 14 states have call predecessors, (17), 14 states have call successors, (17)
[2024-12-02 12:36:00,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 237 states and 314 transitions.
[2024-12-02 12:36:00,921 INFO L78 Accepts]: Start accepts. Automaton has 237 states and 314 transitions. Word has length 108
[2024-12-02 12:36:00,922 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 12:36:00,922 INFO L471 AbstractCegarLoop]: Abstraction has 237 states and 314 transitions.
[2024-12-02 12:36:00,922 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 5.75) internal successors, (46), 8 states have internal predecessors, (46), 3 states have call successors, (8), 3 states have call predecessors, (8), 3 states have return successors, (8), 2 states have call predecessors, (8), 3 states have call successors, (8)
[2024-12-02 12:36:00,922 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 314 transitions.
[2024-12-02 12:36:00,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109
[2024-12-02 12:36:00,925 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 12:36:00,925 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 12:36:00,978 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46172086-6371-458e-97c8-00df53fc221f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0
[2024-12-02 12:36:01,126 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46172086-6371-458e-97c8-00df53fc221f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-12-02 12:36:01,126 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 12:36:01,126 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 12:36:01,126 INFO L85 PathProgramCache]: Analyzing trace with hash -1579225390, now seen corresponding path program 1 times
[2024-12-02 12:36:01,128 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-12-02 12:36:01,128 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [990639915]
[2024-12-02 12:36:01,128 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 12:36:01,128 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-12-02 12:36:01,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46172086-6371-458e-97c8-00df53fc221f/bin/uautomizer-verify-84ZbGMXZE1/mathsat
[2024-12-02 12:36:01,129 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46172086-6371-458e-97c8-00df53fc221f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-12-02 12:36:01,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46172086-6371-458e-97c8-00df53fc221f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process
[2024-12-02 12:36:07,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 12:36:07,792 INFO L256 TraceCheckSpWp]: Trace formula consists of 2852 conjuncts, 16 conjuncts are in the unsatisfiable core
[2024-12-02 12:36:07,798 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 12:36:09,022 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked.
[2024-12-02 12:36:09,022 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-12-02 12:36:09,022 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-12-02 12:36:09,022 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [990639915]
[2024-12-02 12:36:09,022 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [990639915] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 12:36:09,022 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 12:36:09,022 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11
[2024-12-02 12:36:09,023 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1269112471]
[2024-12-02 12:36:09,023 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 12:36:09,023 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states
[2024-12-02 12:36:09,023 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-12-02 12:36:09,024 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants.
[2024-12-02 12:36:09,024 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110
[2024-12-02 12:36:09,024 INFO L87 Difference]: Start difference. First operand 237 states and 314 transitions. Second operand has 11 states, 9 states have (on average 5.111111111111111) internal successors, (46), 10 states have internal predecessors, (46), 4 states have call successors, (8), 3 states have call predecessors, (8), 4 states have return successors, (8), 2 states have call predecessors, (8), 4 states have call successors, (8)
[2024-12-02 12:36:13,191 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0]
[2024-12-02 12:36:17,198 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0]
[2024-12-02 12:36:21,203 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0]
[2024-12-02 12:36:25,208 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0]
[2024-12-02 12:36:29,214 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0]
[2024-12-02 12:36:33,217 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0]
[2024-12-02 12:36:37,221 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0]
[2024-12-02 12:36:41,731 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0]
[2024-12-02 12:36:46,364 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0]
[2024-12-02 12:36:49,894 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0]
[2024-12-02 12:36:54,379 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0]
[2024-12-02 12:36:56,310 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0]
[2024-12-02 12:37:00,745 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0]
[2024-12-02 12:37:05,562 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0]
[2024-12-02 12:37:11,332 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0]
[2024-12-02 12:37:15,418 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0]
[2024-12-02 12:37:19,427 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0]
[2024-12-02 12:37:19,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 12:37:19,428 INFO L93 Difference]: Finished difference Result 721 states and 963 transitions.
[2024-12-02 12:37:19,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states.
[2024-12-02 12:37:19,431 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 9 states have (on average 5.111111111111111) internal successors, (46), 10 states have internal predecessors, (46), 4 states have call successors, (8), 3 states have call predecessors, (8), 4 states have return successors, (8), 2 states have call predecessors, (8), 4 states have call successors, (8) Word has length 108
[2024-12-02 12:37:19,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 12:37:19,434 INFO L225 Difference]: With dead ends: 721
[2024-12-02 12:37:19,434 INFO L226 Difference]: Without dead ends: 489
[2024-12-02 12:37:19,435 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 97 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=68, Invalid=238, Unknown=0, NotChecked=0, Total=306
[2024-12-02 12:37:19,436 INFO L435 NwaCegarLoop]: 517 mSDtfsCounter, 600 mSDsluCounter, 3366 mSDsCounter, 0 mSdLazyCounter, 695 mSolverCounterSat, 10 mSolverCounterUnsat, 13 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 69.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 610 SdHoareTripleChecker+Valid, 3883 SdHoareTripleChecker+Invalid, 718 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 695 IncrementalHoareTripleChecker+Invalid, 13 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 69.7s IncrementalHoareTripleChecker+Time
[2024-12-02 12:37:19,436 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [610 Valid, 3883 Invalid, 718 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 695 Invalid, 13 Unknown, 0 Unchecked, 69.7s Time]
[2024-12-02 12:37:19,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 489 states.
[2024-12-02 12:37:19,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 489 to 469.
[2024-12-02 12:37:19,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 469 states, 428 states have (on average 1.3177570093457944) internal successors, (564), 432 states have internal predecessors, (564), 26 states have call successors, (26), 10 states have call predecessors, (26), 14 states have return successors, (40), 26 states have call predecessors, (40), 26 states have call successors, (40)
[2024-12-02 12:37:19,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 469 states and 630 transitions.
[2024-12-02 12:37:19,481 INFO L78 Accepts]: Start accepts. Automaton has 469 states and 630 transitions. Word has length 108
[2024-12-02 12:37:19,481 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 12:37:19,481 INFO L471 AbstractCegarLoop]: Abstraction has 469 states and 630 transitions.
[2024-12-02 12:37:19,481 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 9 states have (on average 5.111111111111111) internal successors, (46), 10 states have internal predecessors, (46), 4 states have call successors, (8), 3 states have call predecessors, (8), 4 states have return successors, (8), 2 states have call predecessors, (8), 4 states have call successors, (8)
[2024-12-02 12:37:19,481 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 630 transitions.
[2024-12-02 12:37:19,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110
[2024-12-02 12:37:19,483 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 12:37:19,483 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 12:37:19,543 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46172086-6371-458e-97c8-00df53fc221f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0
[2024-12-02 12:37:19,684 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46172086-6371-458e-97c8-00df53fc221f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-12-02 12:37:19,684 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 12:37:19,684 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 12:37:19,684 INFO L85 PathProgramCache]: Analyzing trace with hash -696971889, now seen corresponding path program 1 times
[2024-12-02 12:37:19,686 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-12-02 12:37:19,686 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [717095409]
[2024-12-02 12:37:19,686 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 12:37:19,686 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-12-02 12:37:19,686 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46172086-6371-458e-97c8-00df53fc221f/bin/uautomizer-verify-84ZbGMXZE1/mathsat
[2024-12-02 12:37:19,687 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46172086-6371-458e-97c8-00df53fc221f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-12-02 12:37:19,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46172086-6371-458e-97c8-00df53fc221f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process
[2024-12-02 12:37:26,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 12:37:26,269 INFO L256 TraceCheckSpWp]: Trace formula consists of 2863 conjuncts, 17 conjuncts are in the unsatisfiable core
[2024-12-02 12:37:26,275 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 12:37:27,645 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 75 proven. 1 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked.
[2024-12-02 12:37:27,646 INFO L312 TraceCheckSpWp]: Computing backward predicates...
[2024-12-02 12:37:31,035 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked.
[2024-12-02 12:37:31,035 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-12-02 12:37:31,035 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [717095409]
[2024-12-02 12:37:31,035 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [717095409] provided 0 perfect and 2 imperfect interpolant sequences
[2024-12-02 12:37:31,036 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences.
[2024-12-02 12:37:31,036 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 10] total 20
[2024-12-02 12:37:31,036 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [76652350]
[2024-12-02 12:37:31,036 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton
[2024-12-02 12:37:31,036 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states
[2024-12-02 12:37:31,036 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-12-02 12:37:31,037 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants.
[2024-12-02 12:37:31,037 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=310, Unknown=0, NotChecked=0, Total=380
[2024-12-02 12:37:31,037 INFO L87 Difference]: Start difference. First operand 469 states and 630 transitions. Second operand has 20 states, 16 states have (on average 5.0625) internal successors, (81), 19 states have internal predecessors, (81), 8 states have call successors, (16), 4 states have call predecessors, (16), 7 states have return successors, (16), 4 states have call predecessors, (16), 8 states have call successors, (16)
[2024-12-02 12:37:35,299 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0]
[2024-12-02 12:37:39,304 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0]
[2024-12-02 12:37:43,310 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers []
[2024-12-02 12:37:47,314 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1]
[2024-12-02 12:37:51,320 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0]
[2024-12-02 12:37:55,324 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0]
[2024-12-02 12:37:59,330 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0]
[2024-12-02 12:38:03,334 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers []
[2024-12-02 12:38:07,341 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers []
[2024-12-02 12:38:11,353 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0]
[2024-12-02 12:38:15,357 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0]
[2024-12-02 12:38:19,364 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1]
[2024-12-02 12:38:23,370 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0]
[2024-12-02 12:38:27,375 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers []
[2024-12-02 12:38:31,382 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1]
[2024-12-02 12:38:37,834 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0]
[2024-12-02 12:38:43,661 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0]
[2024-12-02 12:38:47,040 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0]
[2024-12-02 12:38:51,047 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0]
[2024-12-02 12:38:55,574 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0]
[2024-12-02 12:39:00,150 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0]
[2024-12-02 12:39:16,188 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.83s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0]
[2024-12-02 12:39:18,233 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0]
[2024-12-02 12:39:23,955 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0]
[2024-12-02 12:39:28,111 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0]
[2024-12-02 12:39:32,126 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0]
[2024-12-02 12:39:32,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 12:39:32,126 INFO L93 Difference]: Finished difference Result 1227 states and 1665 transitions.
[2024-12-02 12:39:32,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states.
[2024-12-02 12:39:32,130 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 16 states have (on average 5.0625) internal successors, (81), 19 states have internal predecessors, (81), 8 states have call successors, (16), 4 states have call predecessors, (16), 7 states have return successors, (16), 4 states have call predecessors, (16), 8 states have call successors, (16) Word has length 109
[2024-12-02 12:39:32,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 12:39:32,133 INFO L225 Difference]: With dead ends: 1227
[2024-12-02 12:39:32,134 INFO L226 Difference]: Without dead ends: 763
[2024-12-02 12:39:32,135 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 232 GetRequests, 199 SyntacticMatches, 1 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 203 ImplicationChecksByTransitivity, 14.2s TimeCoverageRelationStatistics Valid=196, Invalid=926, Unknown=0, NotChecked=0, Total=1122
[2024-12-02 12:39:32,136 INFO L435 NwaCegarLoop]: 517 mSDtfsCounter, 619 mSDsluCounter, 4130 mSDsCounter, 0 mSdLazyCounter, 908 mSolverCounterSat, 13 mSolverCounterUnsat, 21 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 108.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 634 SdHoareTripleChecker+Valid, 4647 SdHoareTripleChecker+Invalid, 942 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 908 IncrementalHoareTripleChecker+Invalid, 21 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 109.5s IncrementalHoareTripleChecker+Time
[2024-12-02 12:39:32,136 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [634 Valid, 4647 Invalid, 942 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 908 Invalid, 21 Unknown, 0 Unchecked, 109.5s Time]
[2024-12-02 12:39:32,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 763 states.
[2024-12-02 12:39:32,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 763 to 708.
[2024-12-02 12:39:32,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 708 states, 646 states have (on average 1.325077399380805) internal successors, (856), 654 states have internal predecessors, (856), 38 states have call successors, (38), 15 states have call predecessors, (38), 23 states have return successors, (68), 38 states have call predecessors, (68), 38 states have call successors, (68)
[2024-12-02 12:39:32,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 708 states and 962 transitions.
[2024-12-02 12:39:32,240 INFO L78 Accepts]: Start accepts. Automaton has 708 states and 962 transitions. Word has length 109
[2024-12-02 12:39:32,240 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 12:39:32,240 INFO L471 AbstractCegarLoop]: Abstraction has 708 states and 962 transitions.
[2024-12-02 12:39:32,241 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 16 states have (on average 5.0625) internal successors, (81), 19 states have internal predecessors, (81), 8 states have call successors, (16), 4 states have call predecessors, (16), 7 states have return successors, (16), 4 states have call predecessors, (16), 8 states have call successors, (16)
[2024-12-02 12:39:32,241 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 962 transitions.
[2024-12-02 12:39:32,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113
[2024-12-02 12:39:32,244 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 12:39:32,245 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 12:39:32,307 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46172086-6371-458e-97c8-00df53fc221f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0
[2024-12-02 12:39:32,445 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46172086-6371-458e-97c8-00df53fc221f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-12-02 12:39:32,445 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-12-02 12:39:32,445 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 12:39:32,445 INFO L85 PathProgramCache]: Analyzing trace with hash 634336786, now seen corresponding path program 2 times
[2024-12-02 12:39:32,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-12-02 12:39:32,447 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1170206153]
[2024-12-02 12:39:32,447 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1
[2024-12-02 12:39:32,447 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-12-02 12:39:32,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46172086-6371-458e-97c8-00df53fc221f/bin/uautomizer-verify-84ZbGMXZE1/mathsat
[2024-12-02 12:39:32,449 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46172086-6371-458e-97c8-00df53fc221f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-12-02 12:39:32,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46172086-6371-458e-97c8-00df53fc221f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process