./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_17_good.i --full-output --architecture 64bit
--------------------------------------------------------------------------------
Checking for overflows
Using default analysis
Version d790fecc
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/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_81bd2224-17d7-4e66-a4a6-fa44df49abd7/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_17_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/bin/uautomizer-verify-84ZbGMXZE1 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) )
--witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 81399872d705a5b49eab707a0824ec9239e82599eed50ef4951b1215874e80da
--- Real Ultimate output ---
This is Ultimate 0.3.0-dev-d790fec
[2024-12-02 14:05:58,136 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-12-02 14:05:58,190 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Overflow-64bit-Automizer_Default.epf
[2024-12-02 14:05:58,194 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-12-02 14:05:58,195 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-12-02 14:05:58,215 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-12-02 14:05:58,216 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-12-02 14:05:58,216 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-12-02 14:05:58,216 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-12-02 14:05:58,216 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-12-02 14:05:58,217 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-12-02 14:05:58,217 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-12-02 14:05:58,217 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-12-02 14:05:58,217 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-12-02 14:05:58,217 INFO L153 SettingsManager]: * Use SBE=true
[2024-12-02 14:05:58,217 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-12-02 14:05:58,217 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-12-02 14:05:58,218 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-12-02 14:05:58,218 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-12-02 14:05:58,218 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-12-02 14:05:58,218 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-12-02 14:05:58,218 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-12-02 14:05:58,218 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME
[2024-12-02 14:05:58,218 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-12-02 14:05:58,218 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-12-02 14:05:58,218 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR
[2024-12-02 14:05:58,218 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-12-02 14:05:58,218 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults:
[2024-12-02 14:05:58,218 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-12-02 14:05:58,218 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-12-02 14:05:58,219 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-12-02 14:05:58,219 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 14:05:58,219 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-12-02 14:05:58,219 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-12-02 14:05:58,219 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-12-02 14:05:58,219 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-12-02 14:05:58,219 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 14:05:58,219 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-12-02 14:05:58,219 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-12-02 14:05:58,219 INFO L153 SettingsManager]: * Compute procedure contracts=false
[2024-12-02 14:05:58,219 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-12-02 14:05:58,219 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-12-02 14:05:58,219 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-12-02 14:05:58,220 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-12-02 14:05:58,220 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-12-02 14:05:58,220 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-12-02 14:05:58,220 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-12-02 14:05:58,220 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_81bd2224-17d7-4e66-a4a6-fa44df49abd7/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 ! overflow) )
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 -> 64bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 81399872d705a5b49eab707a0824ec9239e82599eed50ef4951b1215874e80da
[2024-12-02 14:05:58,460 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-12-02 14:05:58,468 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-12-02 14:05:58,470 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-12-02 14:05:58,471 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-12-02 14:05:58,472 INFO L274 PluginConnector]: CDTParser initialized
[2024-12-02 14:05:58,473 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_17_good.i
[2024-12-02 14:06:01,106 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/bin/uautomizer-verify-84ZbGMXZE1/data/601e6eb88/9175cfce73054b50a12868ed65cf1456/FLAGfc12c7148
[2024-12-02 14:06:01,423 INFO L384 CDTParser]: Found 1 translation units.
[2024-12-02 14:06:01,423 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_17_good.i
[2024-12-02 14:06:01,444 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/bin/uautomizer-verify-84ZbGMXZE1/data/601e6eb88/9175cfce73054b50a12868ed65cf1456/FLAGfc12c7148
[2024-12-02 14:06:01,680 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/bin/uautomizer-verify-84ZbGMXZE1/data/601e6eb88/9175cfce73054b50a12868ed65cf1456
[2024-12-02 14:06:01,682 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-12-02 14:06:01,682 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-12-02 14:06:01,683 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-12-02 14:06:01,683 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-12-02 14:06:01,686 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-12-02 14:06:01,687 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:06:01" (1/1) ...
[2024-12-02 14:06:01,687 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@366b07c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:06:01, skipping insertion in model container
[2024-12-02 14:06:01,687 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:06:01" (1/1) ...
[2024-12-02 14:06:01,723 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-12-02 14:06:02,905 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: sqrt
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:1019)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:283)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:783)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:286)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:783)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:286)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1752)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:233)
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.handleLoopBody(CHandler.java:3602)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1554)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:227)
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$Toolchain.processToolchain(ToolchainManager.java:319)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145)
at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63)
[2024-12-02 14:06:02,910 INFO L158 Benchmark]: Toolchain (without parser) took 1226.52ms. Allocated memory is still 142.6MB. Free memory was 112.4MB in the beginning and 88.3MB in the end (delta: 24.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB.
[2024-12-02 14:06:02,910 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 82.5MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-12-02 14:06:02,910 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1225.15ms. Allocated memory is still 142.6MB. Free memory was 112.4MB in the beginning and 88.3MB in the end (delta: 24.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB.
[2024-12-02 14:06:02,911 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 82.5MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 1225.15ms. Allocated memory is still 142.6MB. Free memory was 112.4MB in the beginning and 88.3MB in the end (delta: 24.1MB). 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: sqrt
de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt: 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_81bd2224-17d7-4e66-a4a6-fa44df49abd7/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/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_81bd2224-17d7-4e66-a4a6-fa44df49abd7/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_17_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/bin/uautomizer-verify-84ZbGMXZE1 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) )
--witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 81399872d705a5b49eab707a0824ec9239e82599eed50ef4951b1215874e80da
--- Real Ultimate output ---
This is Ultimate 0.3.0-dev-d790fec
[2024-12-02 14:06:04,750 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-12-02 14:06:04,837 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf
[2024-12-02 14:06:04,844 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-12-02 14:06:04,844 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-12-02 14:06:04,844 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty.
[2024-12-02 14:06:04,869 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-12-02 14:06:04,869 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-12-02 14:06:04,869 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-12-02 14:06:04,870 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-12-02 14:06:04,870 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-12-02 14:06:04,870 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-12-02 14:06:04,870 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-12-02 14:06:04,870 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-12-02 14:06:04,871 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-12-02 14:06:04,871 INFO L153 SettingsManager]: * Use SBE=true
[2024-12-02 14:06:04,871 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-12-02 14:06:04,871 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-12-02 14:06:04,871 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-12-02 14:06:04,871 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-12-02 14:06:04,871 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-12-02 14:06:04,871 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-12-02 14:06:04,872 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true
[2024-12-02 14:06:04,872 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true
[2024-12-02 14:06:04,872 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME
[2024-12-02 14:06:04,872 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution
[2024-12-02 14:06:04,872 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-12-02 14:06:04,872 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-12-02 14:06:04,872 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR
[2024-12-02 14:06:04,872 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-12-02 14:06:04,872 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults:
[2024-12-02 14:06:04,872 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-12-02 14:06:04,872 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-12-02 14:06:04,873 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-12-02 14:06:04,873 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 14:06:04,873 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-12-02 14:06:04,873 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-12-02 14:06:04,873 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-12-02 14:06:04,873 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-12-02 14:06:04,873 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 14:06:04,873 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-12-02 14:06:04,873 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-12-02 14:06:04,873 INFO L153 SettingsManager]: * Compute procedure contracts=false
[2024-12-02 14:06:04,873 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-12-02 14:06:04,874 INFO L153 SettingsManager]: * Trace refinement strategy=FOX
[2024-12-02 14:06:04,874 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt
[2024-12-02 14:06:04,874 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-12-02 14:06:04,874 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-12-02 14:06:04,874 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-12-02 14:06:04,874 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-12-02 14:06:04,874 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_81bd2224-17d7-4e66-a4a6-fa44df49abd7/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 ! overflow) )
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 -> 64bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 81399872d705a5b49eab707a0824ec9239e82599eed50ef4951b1215874e80da
[2024-12-02 14:06:05,092 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-12-02 14:06:05,099 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-12-02 14:06:05,101 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-12-02 14:06:05,102 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-12-02 14:06:05,102 INFO L274 PluginConnector]: CDTParser initialized
[2024-12-02 14:06:05,103 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_17_good.i
[2024-12-02 14:06:07,751 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/bin/uautomizer-verify-84ZbGMXZE1/data/c439e9851/48a22ae42f8a4637b07639a7668d2549/FLAGa7564431e
[2024-12-02 14:06:08,101 INFO L384 CDTParser]: Found 1 translation units.
[2024-12-02 14:06:08,101 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_17_good.i
[2024-12-02 14:06:08,125 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/bin/uautomizer-verify-84ZbGMXZE1/data/c439e9851/48a22ae42f8a4637b07639a7668d2549/FLAGa7564431e
[2024-12-02 14:06:08,317 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/bin/uautomizer-verify-84ZbGMXZE1/data/c439e9851/48a22ae42f8a4637b07639a7668d2549
[2024-12-02 14:06:08,319 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-12-02 14:06:08,320 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-12-02 14:06:08,322 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-12-02 14:06:08,322 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-12-02 14:06:08,326 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-12-02 14:06:08,327 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:06:08" (1/1) ...
[2024-12-02 14:06:08,328 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@769d141 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:06:08, skipping insertion in model container
[2024-12-02 14:06:08,328 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:06:08" (1/1) ...
[2024-12-02 14:06:08,377 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-12-02 14:06:09,544 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-12-02 14:06:09,556 INFO L200 MainTranslator]: Completed pre-run
[2024-12-02 14:06:09,647 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-12-02 14:06:09,822 INFO L204 MainTranslator]: Completed translation
[2024-12-02 14:06:09,823 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:06:09 WrapperNode
[2024-12-02 14:06:09,823 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-12-02 14:06:09,824 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-12-02 14:06:09,824 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-12-02 14:06:09,824 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-12-02 14:06:09,829 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:06:09" (1/1) ...
[2024-12-02 14:06:09,851 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:06:09" (1/1) ...
[2024-12-02 14:06:09,874 INFO L138 Inliner]: procedures = 942, calls = 28, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 90
[2024-12-02 14:06:09,874 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-12-02 14:06:09,874 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-12-02 14:06:09,874 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-12-02 14:06:09,874 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-12-02 14:06:09,882 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:06:09" (1/1) ...
[2024-12-02 14:06:09,882 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:06:09" (1/1) ...
[2024-12-02 14:06:09,886 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:06:09" (1/1) ...
[2024-12-02 14:06:09,894 INFO L175 MemorySlicer]: No memory access in input program.
[2024-12-02 14:06:09,895 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:06:09" (1/1) ...
[2024-12-02 14:06:09,895 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:06:09" (1/1) ...
[2024-12-02 14:06:09,901 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:06:09" (1/1) ...
[2024-12-02 14:06:09,902 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:06:09" (1/1) ...
[2024-12-02 14:06:09,905 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:06:09" (1/1) ...
[2024-12-02 14:06:09,908 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:06:09" (1/1) ...
[2024-12-02 14:06:09,909 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:06:09" (1/1) ...
[2024-12-02 14:06:09,912 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-12-02 14:06:09,912 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-12-02 14:06:09,912 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-12-02 14:06:09,913 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-12-02 14:06:09,913 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:06:09" (1/1) ...
[2024-12-02 14:06:09,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 14:06:09,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/bin/uautomizer-verify-84ZbGMXZE1/z3
[2024-12-02 14:06:09,940 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-12-02 14:06:09,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-12-02 14:06:09,966 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine
[2024-12-02 14:06:09,966 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine
[2024-12-02 14:06:09,966 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-12-02 14:06:09,966 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-12-02 14:06:09,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-12-02 14:06:09,966 INFO L130 BoogieDeclarations]: Found specification of procedure printLine
[2024-12-02 14:06:09,966 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine
[2024-12-02 14:06:10,085 INFO L234 CfgBuilder]: Building ICFG
[2024-12-02 14:06:10,086 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-12-02 14:06:11,956 INFO L? ?]: Removed 32 outVars from TransFormulas that were not future-live.
[2024-12-02 14:06:11,956 INFO L283 CfgBuilder]: Performing block encoding
[2024-12-02 14:06:11,966 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-12-02 14:06:11,966 INFO L312 CfgBuilder]: Removed 4 assume(true) statements.
[2024-12-02 14:06:11,967 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:06:11 BoogieIcfgContainer
[2024-12-02 14:06:11,967 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-12-02 14:06:11,970 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-12-02 14:06:11,970 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-12-02 14:06:11,974 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-12-02 14:06:11,975 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 02:06:08" (1/3) ...
[2024-12-02 14:06:11,975 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@406061bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:06:11, skipping insertion in model container
[2024-12-02 14:06:11,975 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:06:09" (2/3) ...
[2024-12-02 14:06:11,976 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@406061bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:06:11, skipping insertion in model container
[2024-12-02 14:06:11,976 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:06:11" (3/3) ...
[2024-12-02 14:06:11,977 INFO L128 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_max_square_17_good.i
[2024-12-02 14:06:11,992 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-12-02 14:06:11,993 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG CWE190_Integer_Overflow__int_max_square_17_good.i that has 3 procedures, 62 locations, 1 initial locations, 4 loop locations, and 13 error locations.
[2024-12-02 14:06:12,035 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-12-02 14:06:12,044 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;@4a84302f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-12-02 14:06:12,044 INFO L334 AbstractCegarLoop]: Starting to check reachability of 13 error locations.
[2024-12-02 14:06:12,047 INFO L276 IsEmpty]: Start isEmpty. Operand has 62 states, 41 states have (on average 1.5853658536585367) internal successors, (65), 55 states have internal predecessors, (65), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5)
[2024-12-02 14:06:12,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2024-12-02 14:06:12,051 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 14:06:12,052 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 14:06:12,052 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] ===
[2024-12-02 14:06:12,057 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 14:06:12,057 INFO L85 PathProgramCache]: Analyzing trace with hash 298640051, now seen corresponding path program 1 times
[2024-12-02 14:06:12,065 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-12-02 14:06:12,065 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [432320947]
[2024-12-02 14:06:12,065 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 14:06:12,066 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-12-02 14:06:12,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/bin/uautomizer-verify-84ZbGMXZE1/z3
[2024-12-02 14:06:12,068 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-12-02 14:06:12,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process
[2024-12-02 14:06:12,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 14:06:12,155 INFO L256 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 1 conjuncts are in the unsatisfiable core
[2024-12-02 14:06:12,158 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 14:06:12,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-12-02 14:06:12,172 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-12-02 14:06:12,173 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-12-02 14:06:12,173 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [432320947]
[2024-12-02 14:06:12,173 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [432320947] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 14:06:12,173 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 14:06:12,173 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1
[2024-12-02 14:06:12,175 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1490458977]
[2024-12-02 14:06:12,176 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 14:06:12,179 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2024-12-02 14:06:12,179 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-12-02 14:06:12,192 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2024-12-02 14:06:12,192 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-12-02 14:06:12,194 INFO L87 Difference]: Start difference. First operand has 62 states, 41 states have (on average 1.5853658536585367) internal successors, (65), 55 states have internal predecessors, (65), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) Second operand has 2 states, 1 states have (on average 9.0) internal successors, (9), 2 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-12-02 14:06:12,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 14:06:12,209 INFO L93 Difference]: Finished difference Result 111 states and 137 transitions.
[2024-12-02 14:06:12,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-12-02 14:06:12,210 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 9.0) internal successors, (9), 2 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 11
[2024-12-02 14:06:12,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 14:06:12,215 INFO L225 Difference]: With dead ends: 111
[2024-12-02 14:06:12,215 INFO L226 Difference]: Without dead ends: 51
[2024-12-02 14:06:12,217 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 10 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 14:06:12,219 INFO L435 NwaCegarLoop]: 67 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, 67 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 14:06:12,220 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 67 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-12-02 14:06:12,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states.
[2024-12-02 14:06:12,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51.
[2024-12-02 14:06:12,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 36 states have (on average 1.4166666666666667) internal successors, (51), 45 states have internal predecessors, (51), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4)
[2024-12-02 14:06:12,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 59 transitions.
[2024-12-02 14:06:12,247 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 59 transitions. Word has length 11
[2024-12-02 14:06:12,248 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 14:06:12,248 INFO L471 AbstractCegarLoop]: Abstraction has 51 states and 59 transitions.
[2024-12-02 14:06:12,249 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 9.0) internal successors, (9), 2 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-12-02 14:06:12,249 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 59 transitions.
[2024-12-02 14:06:12,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2024-12-02 14:06:12,250 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 14:06:12,250 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 14:06:12,258 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0
[2024-12-02 14:06:12,450 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-12-02 14:06:12,451 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] ===
[2024-12-02 14:06:12,451 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 14:06:12,451 INFO L85 PathProgramCache]: Analyzing trace with hash 667907047, now seen corresponding path program 1 times
[2024-12-02 14:06:12,452 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-12-02 14:06:12,452 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1002610699]
[2024-12-02 14:06:12,452 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 14:06:12,452 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-12-02 14:06:12,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/bin/uautomizer-verify-84ZbGMXZE1/z3
[2024-12-02 14:06:12,454 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-12-02 14:06:12,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process
[2024-12-02 14:06:12,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 14:06:12,520 INFO L256 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 3 conjuncts are in the unsatisfiable core
[2024-12-02 14:06:12,521 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 14:06:12,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-12-02 14:06:12,575 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-12-02 14:06:12,576 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-12-02 14:06:12,576 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1002610699]
[2024-12-02 14:06:12,576 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1002610699] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 14:06:12,576 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 14:06:12,576 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-12-02 14:06:12,576 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [30771796]
[2024-12-02 14:06:12,576 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 14:06:12,577 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-12-02 14:06:12,577 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-12-02 14:06:12,578 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-12-02 14:06:12,578 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-12-02 14:06:12,578 INFO L87 Difference]: Start difference. First operand 51 states and 59 transitions. Second operand has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 4 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-12-02 14:06:12,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 14:06:12,622 INFO L93 Difference]: Finished difference Result 98 states and 113 transitions.
[2024-12-02 14:06:12,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-12-02 14:06:12,623 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 4 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12
[2024-12-02 14:06:12,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 14:06:12,623 INFO L225 Difference]: With dead ends: 98
[2024-12-02 14:06:12,623 INFO L226 Difference]: Without dead ends: 55
[2024-12-02 14:06:12,624 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-12-02 14:06:12,624 INFO L435 NwaCegarLoop]: 55 mSDtfsCounter, 0 mSDsluCounter, 104 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 159 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-12-02 14:06:12,625 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 159 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-12-02 14:06:12,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states.
[2024-12-02 14:06:12,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55.
[2024-12-02 14:06:12,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 40 states have (on average 1.375) internal successors, (55), 49 states have internal predecessors, (55), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4)
[2024-12-02 14:06:12,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 63 transitions.
[2024-12-02 14:06:12,632 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 63 transitions. Word has length 12
[2024-12-02 14:06:12,633 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 14:06:12,633 INFO L471 AbstractCegarLoop]: Abstraction has 55 states and 63 transitions.
[2024-12-02 14:06:12,633 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 4 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-12-02 14:06:12,633 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 63 transitions.
[2024-12-02 14:06:12,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2024-12-02 14:06:12,634 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 14:06:12,634 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 14:06:12,642 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0
[2024-12-02 14:06:12,834 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-12-02 14:06:12,834 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] ===
[2024-12-02 14:06:12,835 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 14:06:12,835 INFO L85 PathProgramCache]: Analyzing trace with hash 162313389, now seen corresponding path program 1 times
[2024-12-02 14:06:12,835 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-12-02 14:06:12,835 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2109109303]
[2024-12-02 14:06:12,835 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 14:06:12,835 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-12-02 14:06:12,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/bin/uautomizer-verify-84ZbGMXZE1/z3
[2024-12-02 14:06:12,838 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-12-02 14:06:12,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process
[2024-12-02 14:06:12,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 14:06:12,903 INFO L256 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 4 conjuncts are in the unsatisfiable core
[2024-12-02 14:06:12,904 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 14:06:12,953 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-12-02 14:06:12,953 INFO L312 TraceCheckSpWp]: Computing backward predicates...
[2024-12-02 14:06:13,028 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-12-02 14:06:13,028 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-12-02 14:06:13,028 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2109109303]
[2024-12-02 14:06:13,028 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2109109303] provided 0 perfect and 2 imperfect interpolant sequences
[2024-12-02 14:06:13,028 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences.
[2024-12-02 14:06:13,028 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8
[2024-12-02 14:06:13,029 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [474672613]
[2024-12-02 14:06:13,029 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton
[2024-12-02 14:06:13,029 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states
[2024-12-02 14:06:13,029 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-12-02 14:06:13,030 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2024-12-02 14:06:13,030 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56
[2024-12-02 14:06:13,030 INFO L87 Difference]: Start difference. First operand 55 states and 63 transitions. Second operand has 8 states, 8 states have (on average 2.5) internal successors, (20), 8 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-12-02 14:06:13,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 14:06:13,078 INFO L93 Difference]: Finished difference Result 98 states and 113 transitions.
[2024-12-02 14:06:13,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-12-02 14:06:13,079 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 2.5) internal successors, (20), 8 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 16
[2024-12-02 14:06:13,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 14:06:13,080 INFO L225 Difference]: With dead ends: 98
[2024-12-02 14:06:13,080 INFO L226 Difference]: Without dead ends: 51
[2024-12-02 14:06:13,080 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56
[2024-12-02 14:06:13,081 INFO L435 NwaCegarLoop]: 53 mSDtfsCounter, 0 mSDsluCounter, 255 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 308 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-12-02 14:06:13,081 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 308 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-12-02 14:06:13,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states.
[2024-12-02 14:06:13,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51.
[2024-12-02 14:06:13,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 37 states have (on average 1.3513513513513513) internal successors, (50), 45 states have internal predecessors, (50), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4)
[2024-12-02 14:06:13,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 58 transitions.
[2024-12-02 14:06:13,088 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 58 transitions. Word has length 16
[2024-12-02 14:06:13,088 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 14:06:13,089 INFO L471 AbstractCegarLoop]: Abstraction has 51 states and 58 transitions.
[2024-12-02 14:06:13,089 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 2.5) internal successors, (20), 8 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-12-02 14:06:13,089 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 58 transitions.
[2024-12-02 14:06:13,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2024-12-02 14:06:13,089 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 14:06:13,089 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 14:06:13,095 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0
[2024-12-02 14:06:13,290 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-12-02 14:06:13,290 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] ===
[2024-12-02 14:06:13,291 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 14:06:13,291 INFO L85 PathProgramCache]: Analyzing trace with hash 1429363991, now seen corresponding path program 1 times
[2024-12-02 14:06:13,291 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-12-02 14:06:13,291 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1898244175]
[2024-12-02 14:06:13,291 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 14:06:13,291 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-12-02 14:06:13,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/bin/uautomizer-verify-84ZbGMXZE1/z3
[2024-12-02 14:06:13,293 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-12-02 14:06:13,293 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process
[2024-12-02 14:06:13,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 14:06:13,344 INFO L256 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 3 conjuncts are in the unsatisfiable core
[2024-12-02 14:06:13,345 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 14:06:13,378 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2024-12-02 14:06:13,378 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-12-02 14:06:13,378 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-12-02 14:06:13,378 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1898244175]
[2024-12-02 14:06:13,378 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1898244175] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 14:06:13,378 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 14:06:13,378 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-12-02 14:06:13,379 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1832435515]
[2024-12-02 14:06:13,379 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 14:06:13,379 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-12-02 14:06:13,379 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-12-02 14:06:13,379 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-12-02 14:06:13,379 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-12-02 14:06:13,380 INFO L87 Difference]: Start difference. First operand 51 states and 58 transitions. Second operand has 4 states, 3 states have (on average 5.333333333333333) internal successors, (16), 4 states have internal predecessors, (16), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-12-02 14:06:17,431 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-12-02 14:06:21,433 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-12-02 14:06:25,435 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-12-02 14:06:26,733 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-12-02 14:06:26,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 14:06:26,751 INFO L93 Difference]: Finished difference Result 91 states and 105 transitions.
[2024-12-02 14:06:26,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-12-02 14:06:26,752 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 5.333333333333333) internal successors, (16), 4 states have internal predecessors, (16), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 18
[2024-12-02 14:06:26,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 14:06:26,753 INFO L225 Difference]: With dead ends: 91
[2024-12-02 14:06:26,753 INFO L226 Difference]: Without dead ends: 50
[2024-12-02 14:06:26,753 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2024-12-02 14:06:26,754 INFO L435 NwaCegarLoop]: 49 mSDtfsCounter, 18 mSDsluCounter, 72 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 3 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 121 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.4s IncrementalHoareTripleChecker+Time
[2024-12-02 14:06:26,754 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 121 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 20 Invalid, 3 Unknown, 0 Unchecked, 13.4s Time]
[2024-12-02 14:06:26,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states.
[2024-12-02 14:06:26,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50.
[2024-12-02 14:06:26,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 37 states have (on average 1.2972972972972974) internal successors, (48), 44 states have internal predecessors, (48), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4)
[2024-12-02 14:06:26,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 56 transitions.
[2024-12-02 14:06:26,759 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 56 transitions. Word has length 18
[2024-12-02 14:06:26,759 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 14:06:26,759 INFO L471 AbstractCegarLoop]: Abstraction has 50 states and 56 transitions.
[2024-12-02 14:06:26,760 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 5.333333333333333) internal successors, (16), 4 states have internal predecessors, (16), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-12-02 14:06:26,760 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 56 transitions.
[2024-12-02 14:06:26,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21
[2024-12-02 14:06:26,760 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 14:06:26,760 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 14:06:26,766 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0
[2024-12-02 14:06:26,961 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-12-02 14:06:26,961 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] ===
[2024-12-02 14:06:26,961 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 14:06:26,961 INFO L85 PathProgramCache]: Analyzing trace with hash -770736711, now seen corresponding path program 1 times
[2024-12-02 14:06:26,962 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-12-02 14:06:26,962 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [717769740]
[2024-12-02 14:06:26,962 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 14:06:26,962 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 14:06:26,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/bin/uautomizer-verify-84ZbGMXZE1/mathsat
[2024-12-02 14:06:26,963 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/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 14:06:26,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/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
[2024-12-02 14:06:27,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 14:06:27,045 INFO L256 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 3 conjuncts are in the unsatisfiable core
[2024-12-02 14:06:27,047 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 14:06:27,102 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-12-02 14:06:27,102 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-12-02 14:06:27,102 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-12-02 14:06:27,102 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [717769740]
[2024-12-02 14:06:27,102 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [717769740] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 14:06:27,102 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 14:06:27,103 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2024-12-02 14:06:27,103 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1171307350]
[2024-12-02 14:06:27,103 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 14:06:27,103 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-12-02 14:06:27,103 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-12-02 14:06:27,103 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-12-02 14:06:27,104 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-12-02 14:06:27,104 INFO L87 Difference]: Start difference. First operand 50 states and 56 transitions. Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-12-02 14:06:27,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 14:06:27,136 INFO L93 Difference]: Finished difference Result 84 states and 94 transitions.
[2024-12-02 14:06:27,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-12-02 14:06:27,137 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 20
[2024-12-02 14:06:27,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 14:06:27,137 INFO L225 Difference]: With dead ends: 84
[2024-12-02 14:06:27,137 INFO L226 Difference]: Without dead ends: 44
[2024-12-02 14:06:27,138 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2024-12-02 14:06:27,138 INFO L435 NwaCegarLoop]: 45 mSDtfsCounter, 7 mSDsluCounter, 72 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 117 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-12-02 14:06:27,139 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 117 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-12-02 14:06:27,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states.
[2024-12-02 14:06:27,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 44.
[2024-12-02 14:06:27,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44 states, 34 states have (on average 1.2352941176470589) internal successors, (42), 38 states have internal predecessors, (42), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3)
[2024-12-02 14:06:27,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 48 transitions.
[2024-12-02 14:06:27,144 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 48 transitions. Word has length 20
[2024-12-02 14:06:27,144 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 14:06:27,144 INFO L471 AbstractCegarLoop]: Abstraction has 44 states and 48 transitions.
[2024-12-02 14:06:27,145 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-12-02 14:06:27,145 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 48 transitions.
[2024-12-02 14:06:27,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21
[2024-12-02 14:06:27,145 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 14:06:27,145 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 14:06:27,149 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/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)] Ended with exit code 0
[2024-12-02 14:06:27,346 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/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 14:06:27,346 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] ===
[2024-12-02 14:06:27,346 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 14:06:27,346 INFO L85 PathProgramCache]: Analyzing trace with hash -684687392, now seen corresponding path program 1 times
[2024-12-02 14:06:27,347 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-12-02 14:06:27,347 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2097791392]
[2024-12-02 14:06:27,347 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 14:06:27,347 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-12-02 14:06:27,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/bin/uautomizer-verify-84ZbGMXZE1/z3
[2024-12-02 14:06:27,348 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-12-02 14:06:27,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process
[2024-12-02 14:06:27,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 14:06:27,426 INFO L256 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjuncts are in the unsatisfiable core
[2024-12-02 14:06:27,428 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 14:06:27,437 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2024-12-02 14:06:27,437 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-12-02 14:06:27,437 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-12-02 14:06:27,437 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2097791392]
[2024-12-02 14:06:27,437 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2097791392] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 14:06:27,437 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 14:06:27,437 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-12-02 14:06:27,437 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [811304597]
[2024-12-02 14:06:27,437 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 14:06:27,438 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-12-02 14:06:27,438 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-12-02 14:06:27,438 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-12-02 14:06:27,438 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-12-02 14:06:27,438 INFO L87 Difference]: Start difference. First operand 44 states and 48 transitions. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-12-02 14:06:27,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 14:06:27,459 INFO L93 Difference]: Finished difference Result 71 states and 78 transitions.
[2024-12-02 14:06:27,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-12-02 14:06:27,460 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 20
[2024-12-02 14:06:27,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 14:06:27,460 INFO L225 Difference]: With dead ends: 71
[2024-12-02 14:06:27,460 INFO L226 Difference]: Without dead ends: 51
[2024-12-02 14:06:27,461 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-12-02 14:06:27,461 INFO L435 NwaCegarLoop]: 46 mSDtfsCounter, 5 mSDsluCounter, 41 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 87 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-12-02 14:06:27,462 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 87 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-12-02 14:06:27,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states.
[2024-12-02 14:06:27,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 45.
[2024-12-02 14:06:27,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 35 states have (on average 1.2285714285714286) internal successors, (43), 39 states have internal predecessors, (43), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3)
[2024-12-02 14:06:27,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 49 transitions.
[2024-12-02 14:06:27,468 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 49 transitions. Word has length 20
[2024-12-02 14:06:27,468 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 14:06:27,468 INFO L471 AbstractCegarLoop]: Abstraction has 45 states and 49 transitions.
[2024-12-02 14:06:27,468 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-12-02 14:06:27,468 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 49 transitions.
[2024-12-02 14:06:27,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28
[2024-12-02 14:06:27,469 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 14:06:27,469 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 14:06:27,479 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0
[2024-12-02 14:06:27,669 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-12-02 14:06:27,669 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] ===
[2024-12-02 14:06:27,670 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 14:06:27,670 INFO L85 PathProgramCache]: Analyzing trace with hash 184919983, now seen corresponding path program 1 times
[2024-12-02 14:06:27,670 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-12-02 14:06:27,670 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1310971254]
[2024-12-02 14:06:27,670 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 14:06:27,670 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 14:06:27,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/bin/uautomizer-verify-84ZbGMXZE1/mathsat
[2024-12-02 14:06:27,671 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/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 14:06:27,672 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/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 (8)] Waiting until timeout for monitored process
[2024-12-02 14:06:27,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 14:06:27,738 INFO L256 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 3 conjuncts are in the unsatisfiable core
[2024-12-02 14:06:27,740 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 14:06:27,774 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked.
[2024-12-02 14:06:27,774 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-12-02 14:06:27,774 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-12-02 14:06:27,774 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1310971254]
[2024-12-02 14:06:27,774 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1310971254] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 14:06:27,774 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 14:06:27,774 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-12-02 14:06:27,775 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [721521986]
[2024-12-02 14:06:27,775 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 14:06:27,775 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-12-02 14:06:27,775 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-12-02 14:06:27,775 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-12-02 14:06:27,775 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-12-02 14:06:27,775 INFO L87 Difference]: Start difference. First operand 45 states and 49 transitions. Second operand has 4 states, 3 states have (on average 6.666666666666667) internal successors, (20), 4 states have internal predecessors, (20), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2)
[2024-12-02 14:06:27,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 14:06:27,800 INFO L93 Difference]: Finished difference Result 54 states and 59 transitions.
[2024-12-02 14:06:27,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-12-02 14:06:27,800 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 6.666666666666667) internal successors, (20), 4 states have internal predecessors, (20), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 27
[2024-12-02 14:06:27,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 14:06:27,801 INFO L225 Difference]: With dead ends: 54
[2024-12-02 14:06:27,801 INFO L226 Difference]: Without dead ends: 53
[2024-12-02 14:06:27,802 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-12-02 14:06:27,803 INFO L435 NwaCegarLoop]: 44 mSDtfsCounter, 0 mSDsluCounter, 81 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 125 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-12-02 14:06:27,803 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 125 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-12-02 14:06:27,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states.
[2024-12-02 14:06:27,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53.
[2024-12-02 14:06:27,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 42 states have (on average 1.1904761904761905) internal successors, (50), 46 states have internal predecessors, (50), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4)
[2024-12-02 14:06:27,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 58 transitions.
[2024-12-02 14:06:27,811 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 58 transitions. Word has length 27
[2024-12-02 14:06:27,811 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 14:06:27,811 INFO L471 AbstractCegarLoop]: Abstraction has 53 states and 58 transitions.
[2024-12-02 14:06:27,811 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 6.666666666666667) internal successors, (20), 4 states have internal predecessors, (20), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2)
[2024-12-02 14:06:27,811 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 58 transitions.
[2024-12-02 14:06:27,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34
[2024-12-02 14:06:27,812 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 14:06:27,812 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 14:06:27,815 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/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 (8)] Ended with exit code 0
[2024-12-02 14:06:28,012 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/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 14:06:28,013 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] ===
[2024-12-02 14:06:28,013 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 14:06:28,013 INFO L85 PathProgramCache]: Analyzing trace with hash -896314274, now seen corresponding path program 1 times
[2024-12-02 14:06:28,013 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-12-02 14:06:28,013 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [221478264]
[2024-12-02 14:06:28,013 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 14:06:28,013 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 14:06:28,013 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/bin/uautomizer-verify-84ZbGMXZE1/mathsat
[2024-12-02 14:06:28,015 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/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 14:06:28,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/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 (9)] Waiting until timeout for monitored process
[2024-12-02 14:06:28,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 14:06:28,097 INFO L256 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjuncts are in the unsatisfiable core
[2024-12-02 14:06:28,098 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 14:06:28,107 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked.
[2024-12-02 14:06:28,107 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-12-02 14:06:28,107 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-12-02 14:06:28,107 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [221478264]
[2024-12-02 14:06:28,107 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [221478264] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 14:06:28,107 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 14:06:28,108 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-12-02 14:06:28,108 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [966327198]
[2024-12-02 14:06:28,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 14:06:28,108 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-12-02 14:06:28,108 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-12-02 14:06:28,108 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-12-02 14:06:28,108 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-12-02 14:06:28,108 INFO L87 Difference]: Start difference. First operand 53 states and 58 transitions. Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2)
[2024-12-02 14:06:28,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 14:06:28,121 INFO L93 Difference]: Finished difference Result 69 states and 75 transitions.
[2024-12-02 14:06:28,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-12-02 14:06:28,122 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 33
[2024-12-02 14:06:28,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 14:06:28,123 INFO L225 Difference]: With dead ends: 69
[2024-12-02 14:06:28,123 INFO L226 Difference]: Without dead ends: 55
[2024-12-02 14:06:28,123 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-12-02 14:06:28,123 INFO L435 NwaCegarLoop]: 46 mSDtfsCounter, 1 mSDsluCounter, 43 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 89 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-12-02 14:06:28,124 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 89 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-12-02 14:06:28,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states.
[2024-12-02 14:06:28,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 54.
[2024-12-02 14:06:28,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 43 states have (on average 1.186046511627907) internal successors, (51), 47 states have internal predecessors, (51), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4)
[2024-12-02 14:06:28,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 59 transitions.
[2024-12-02 14:06:28,129 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 59 transitions. Word has length 33
[2024-12-02 14:06:28,129 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 14:06:28,129 INFO L471 AbstractCegarLoop]: Abstraction has 54 states and 59 transitions.
[2024-12-02 14:06:28,130 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2)
[2024-12-02 14:06:28,130 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 59 transitions.
[2024-12-02 14:06:28,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34
[2024-12-02 14:06:28,130 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 14:06:28,130 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 14:06:28,134 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/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 (9)] Ended with exit code 0
[2024-12-02 14:06:28,331 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/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 14:06:28,331 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] ===
[2024-12-02 14:06:28,331 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 14:06:28,331 INFO L85 PathProgramCache]: Analyzing trace with hash -896381931, now seen corresponding path program 1 times
[2024-12-02 14:06:28,331 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-12-02 14:06:28,331 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [196615082]
[2024-12-02 14:06:28,331 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 14:06:28,331 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 14:06:28,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/bin/uautomizer-verify-84ZbGMXZE1/mathsat
[2024-12-02 14:06:28,333 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/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 14:06:28,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/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 (10)] Waiting until timeout for monitored process
[2024-12-02 14:06:28,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 14:06:28,414 INFO L256 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 3 conjuncts are in the unsatisfiable core
[2024-12-02 14:06:28,416 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 14:06:28,444 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked.
[2024-12-02 14:06:28,444 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-12-02 14:06:28,445 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-12-02 14:06:28,445 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [196615082]
[2024-12-02 14:06:28,445 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [196615082] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 14:06:28,445 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 14:06:28,445 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-12-02 14:06:28,445 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [561101806]
[2024-12-02 14:06:28,445 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 14:06:28,445 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-12-02 14:06:28,445 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-12-02 14:06:28,446 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-12-02 14:06:28,446 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-12-02 14:06:28,446 INFO L87 Difference]: Start difference. First operand 54 states and 59 transitions. Second operand has 4 states, 3 states have (on average 8.666666666666666) internal successors, (26), 4 states have internal predecessors, (26), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2)
[2024-12-02 14:06:28,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 14:06:28,471 INFO L93 Difference]: Finished difference Result 58 states and 63 transitions.
[2024-12-02 14:06:28,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-12-02 14:06:28,471 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 8.666666666666666) internal successors, (26), 4 states have internal predecessors, (26), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 33
[2024-12-02 14:06:28,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 14:06:28,472 INFO L225 Difference]: With dead ends: 58
[2024-12-02 14:06:28,472 INFO L226 Difference]: Without dead ends: 57
[2024-12-02 14:06:28,472 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-12-02 14:06:28,473 INFO L435 NwaCegarLoop]: 44 mSDtfsCounter, 0 mSDsluCounter, 84 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 128 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-12-02 14:06:28,473 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 128 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-12-02 14:06:28,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states.
[2024-12-02 14:06:28,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57.
[2024-12-02 14:06:28,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 46 states have (on average 1.173913043478261) internal successors, (54), 50 states have internal predecessors, (54), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4)
[2024-12-02 14:06:28,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 62 transitions.
[2024-12-02 14:06:28,479 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 62 transitions. Word has length 33
[2024-12-02 14:06:28,479 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 14:06:28,479 INFO L471 AbstractCegarLoop]: Abstraction has 57 states and 62 transitions.
[2024-12-02 14:06:28,479 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 8.666666666666666) internal successors, (26), 4 states have internal predecessors, (26), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2)
[2024-12-02 14:06:28,479 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 62 transitions.
[2024-12-02 14:06:28,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38
[2024-12-02 14:06:28,480 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 14:06:28,480 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 14:06:28,484 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/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 (10)] Ended with exit code 0
[2024-12-02 14:06:28,680 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/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 14:06:28,681 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] ===
[2024-12-02 14:06:28,681 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 14:06:28,681 INFO L85 PathProgramCache]: Analyzing trace with hash 1642597540, now seen corresponding path program 1 times
[2024-12-02 14:06:28,681 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-12-02 14:06:28,681 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [462862146]
[2024-12-02 14:06:28,681 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 14:06:28,682 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 14:06:28,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/bin/uautomizer-verify-84ZbGMXZE1/mathsat
[2024-12-02 14:06:28,683 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/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 14:06:28,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/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 (11)] Waiting until timeout for monitored process
[2024-12-02 14:06:28,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 14:06:28,767 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjuncts are in the unsatisfiable core
[2024-12-02 14:06:28,768 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 14:06:28,782 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked.
[2024-12-02 14:06:28,782 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-12-02 14:06:28,783 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-12-02 14:06:28,783 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [462862146]
[2024-12-02 14:06:28,783 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [462862146] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 14:06:28,783 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 14:06:28,783 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-12-02 14:06:28,783 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [74936753]
[2024-12-02 14:06:28,783 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 14:06:28,783 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-12-02 14:06:28,783 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-12-02 14:06:28,784 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-12-02 14:06:28,784 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-12-02 14:06:28,784 INFO L87 Difference]: Start difference. First operand 57 states and 62 transitions. Second operand has 3 states, 2 states have (on average 15.0) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2)
[2024-12-02 14:06:28,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 14:06:28,840 INFO L93 Difference]: Finished difference Result 57 states and 62 transitions.
[2024-12-02 14:06:28,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-12-02 14:06:28,844 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 15.0) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 37
[2024-12-02 14:06:28,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 14:06:28,844 INFO L225 Difference]: With dead ends: 57
[2024-12-02 14:06:28,844 INFO L226 Difference]: Without dead ends: 55
[2024-12-02 14:06:28,845 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-12-02 14:06:28,845 INFO L435 NwaCegarLoop]: 46 mSDtfsCounter, 8 mSDsluCounter, 31 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 77 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2024-12-02 14:06:28,845 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 77 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2024-12-02 14:06:28,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states.
[2024-12-02 14:06:28,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55.
[2024-12-02 14:06:28,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 46 states have (on average 1.1304347826086956) internal successors, (52), 48 states have internal predecessors, (52), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4)
[2024-12-02 14:06:28,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 60 transitions.
[2024-12-02 14:06:28,850 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 60 transitions. Word has length 37
[2024-12-02 14:06:28,850 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 14:06:28,850 INFO L471 AbstractCegarLoop]: Abstraction has 55 states and 60 transitions.
[2024-12-02 14:06:28,851 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 15.0) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2)
[2024-12-02 14:06:28,851 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 60 transitions.
[2024-12-02 14:06:28,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38
[2024-12-02 14:06:28,851 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 14:06:28,851 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 14:06:28,856 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/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 (11)] Ended with exit code 0
[2024-12-02 14:06:29,052 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/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 14:06:29,052 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] ===
[2024-12-02 14:06:29,052 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 14:06:29,052 INFO L85 PathProgramCache]: Analyzing trace with hash 1642529883, now seen corresponding path program 1 times
[2024-12-02 14:06:29,053 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-12-02 14:06:29,053 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [526576359]
[2024-12-02 14:06:29,053 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 14:06:29,053 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 14:06:29,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/bin/uautomizer-verify-84ZbGMXZE1/mathsat
[2024-12-02 14:06:29,054 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/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 14:06:29,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/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 (12)] Waiting until timeout for monitored process
[2024-12-02 14:06:29,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 14:06:29,132 INFO L256 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 4 conjuncts are in the unsatisfiable core
[2024-12-02 14:06:29,134 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 14:06:29,174 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked.
[2024-12-02 14:06:29,174 INFO L312 TraceCheckSpWp]: Computing backward predicates...
[2024-12-02 14:06:29,242 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked.
[2024-12-02 14:06:29,242 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-12-02 14:06:29,242 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [526576359]
[2024-12-02 14:06:29,242 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [526576359] provided 0 perfect and 2 imperfect interpolant sequences
[2024-12-02 14:06:29,242 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences.
[2024-12-02 14:06:29,242 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8
[2024-12-02 14:06:29,242 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [931036765]
[2024-12-02 14:06:29,242 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton
[2024-12-02 14:06:29,243 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states
[2024-12-02 14:06:29,243 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-12-02 14:06:29,243 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2024-12-02 14:06:29,243 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56
[2024-12-02 14:06:29,243 INFO L87 Difference]: Start difference. First operand 55 states and 60 transitions. Second operand has 8 states, 8 states have (on average 4.5) internal successors, (36), 8 states have internal predecessors, (36), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2)
[2024-12-02 14:06:29,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 14:06:29,280 INFO L93 Difference]: Finished difference Result 68 states and 74 transitions.
[2024-12-02 14:06:29,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-12-02 14:06:29,281 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.5) internal successors, (36), 8 states have internal predecessors, (36), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 37
[2024-12-02 14:06:29,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 14:06:29,281 INFO L225 Difference]: With dead ends: 68
[2024-12-02 14:06:29,281 INFO L226 Difference]: Without dead ends: 51
[2024-12-02 14:06:29,282 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56
[2024-12-02 14:06:29,282 INFO L435 NwaCegarLoop]: 40 mSDtfsCounter, 0 mSDsluCounter, 234 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 274 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-12-02 14:06:29,282 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 274 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-12-02 14:06:29,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states.
[2024-12-02 14:06:29,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51.
[2024-12-02 14:06:29,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 43 states have (on average 1.0930232558139534) internal successors, (47), 44 states have internal predecessors, (47), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4)
[2024-12-02 14:06:29,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 55 transitions.
[2024-12-02 14:06:29,288 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 55 transitions. Word has length 37
[2024-12-02 14:06:29,288 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 14:06:29,288 INFO L471 AbstractCegarLoop]: Abstraction has 51 states and 55 transitions.
[2024-12-02 14:06:29,288 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.5) internal successors, (36), 8 states have internal predecessors, (36), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2)
[2024-12-02 14:06:29,289 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 55 transitions.
[2024-12-02 14:06:29,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41
[2024-12-02 14:06:29,289 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 14:06:29,289 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 14:06:29,293 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/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 (12)] Ended with exit code 0
[2024-12-02 14:06:29,490 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/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 14:06:29,490 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] ===
[2024-12-02 14:06:29,490 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 14:06:29,490 INFO L85 PathProgramCache]: Analyzing trace with hash 2137024881, now seen corresponding path program 1 times
[2024-12-02 14:06:29,491 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-12-02 14:06:29,491 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1345756714]
[2024-12-02 14:06:29,491 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 14:06:29,491 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 14:06:29,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/bin/uautomizer-verify-84ZbGMXZE1/mathsat
[2024-12-02 14:06:29,492 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/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 14:06:29,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/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 (13)] Waiting until timeout for monitored process
[2024-12-02 14:06:29,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 14:06:29,553 INFO L256 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 4 conjuncts are in the unsatisfiable core
[2024-12-02 14:06:29,554 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 14:06:29,589 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked.
[2024-12-02 14:06:29,589 INFO L312 TraceCheckSpWp]: Computing backward predicates...
[2024-12-02 14:06:29,670 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked.
[2024-12-02 14:06:29,670 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-12-02 14:06:29,671 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1345756714]
[2024-12-02 14:06:29,671 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1345756714] provided 0 perfect and 2 imperfect interpolant sequences
[2024-12-02 14:06:29,671 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences.
[2024-12-02 14:06:29,671 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8
[2024-12-02 14:06:29,671 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1292788562]
[2024-12-02 14:06:29,671 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton
[2024-12-02 14:06:29,671 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states
[2024-12-02 14:06:29,671 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-12-02 14:06:29,672 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2024-12-02 14:06:29,672 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56
[2024-12-02 14:06:29,672 INFO L87 Difference]: Start difference. First operand 51 states and 55 transitions. Second operand has 8 states, 8 states have (on average 5.125) internal successors, (41), 8 states have internal predecessors, (41), 4 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 4 states have call predecessors, (5), 4 states have call successors, (5)
[2024-12-02 14:06:29,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 14:06:29,709 INFO L93 Difference]: Finished difference Result 74 states and 79 transitions.
[2024-12-02 14:06:29,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-12-02 14:06:29,710 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.125) internal successors, (41), 8 states have internal predecessors, (41), 4 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 4 states have call predecessors, (5), 4 states have call successors, (5) Word has length 40
[2024-12-02 14:06:29,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 14:06:29,710 INFO L225 Difference]: With dead ends: 74
[2024-12-02 14:06:29,710 INFO L226 Difference]: Without dead ends: 42
[2024-12-02 14:06:29,711 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56
[2024-12-02 14:06:29,711 INFO L435 NwaCegarLoop]: 39 mSDtfsCounter, 0 mSDsluCounter, 103 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 142 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-12-02 14:06:29,711 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 142 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-12-02 14:06:29,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states.
[2024-12-02 14:06:29,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 42.
[2024-12-02 14:06:29,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42 states, 36 states have (on average 1.0555555555555556) internal successors, (38), 36 states have internal predecessors, (38), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3)
[2024-12-02 14:06:29,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 44 transitions.
[2024-12-02 14:06:29,715 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 44 transitions. Word has length 40
[2024-12-02 14:06:29,715 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 14:06:29,715 INFO L471 AbstractCegarLoop]: Abstraction has 42 states and 44 transitions.
[2024-12-02 14:06:29,716 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.125) internal successors, (41), 8 states have internal predecessors, (41), 4 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 4 states have call predecessors, (5), 4 states have call successors, (5)
[2024-12-02 14:06:29,716 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 44 transitions.
[2024-12-02 14:06:29,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46
[2024-12-02 14:06:29,716 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 14:06:29,717 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 14:06:29,720 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/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 (13)] Ended with exit code 0
[2024-12-02 14:06:29,917 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/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 14:06:29,917 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] ===
[2024-12-02 14:06:29,918 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 14:06:29,918 INFO L85 PathProgramCache]: Analyzing trace with hash -680957400, now seen corresponding path program 1 times
[2024-12-02 14:06:29,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-12-02 14:06:29,918 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [622086186]
[2024-12-02 14:06:29,918 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 14:06:29,918 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 14:06:29,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/bin/uautomizer-verify-84ZbGMXZE1/mathsat
[2024-12-02 14:06:29,920 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/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 14:06:29,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/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 (14)] Waiting until timeout for monitored process
[2024-12-02 14:06:30,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 14:06:30,013 INFO L256 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 3 conjuncts are in the unsatisfiable core
[2024-12-02 14:06:30,014 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 14:06:30,041 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.
[2024-12-02 14:06:30,041 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-12-02 14:06:30,041 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-12-02 14:06:30,041 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [622086186]
[2024-12-02 14:06:30,041 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [622086186] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 14:06:30,041 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 14:06:30,041 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-12-02 14:06:30,041 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1837972392]
[2024-12-02 14:06:30,041 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 14:06:30,042 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-12-02 14:06:30,042 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-12-02 14:06:30,042 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-12-02 14:06:30,042 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-12-02 14:06:30,042 INFO L87 Difference]: Start difference. First operand 42 states and 44 transitions. Second operand has 4 states, 3 states have (on average 12.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3)
[2024-12-02 14:06:30,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 14:06:30,064 INFO L93 Difference]: Finished difference Result 50 states and 53 transitions.
[2024-12-02 14:06:30,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-12-02 14:06:30,065 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 12.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 45
[2024-12-02 14:06:30,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 14:06:30,066 INFO L225 Difference]: With dead ends: 50
[2024-12-02 14:06:30,066 INFO L226 Difference]: Without dead ends: 49
[2024-12-02 14:06:30,066 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-12-02 14:06:30,066 INFO L435 NwaCegarLoop]: 40 mSDtfsCounter, 0 mSDsluCounter, 76 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 116 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-12-02 14:06:30,067 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 116 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-12-02 14:06:30,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states.
[2024-12-02 14:06:30,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49.
[2024-12-02 14:06:30,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 42 states have (on average 1.0476190476190477) internal successors, (44), 42 states have internal predecessors, (44), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4)
[2024-12-02 14:06:30,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 52 transitions.
[2024-12-02 14:06:30,071 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 52 transitions. Word has length 45
[2024-12-02 14:06:30,072 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 14:06:30,072 INFO L471 AbstractCegarLoop]: Abstraction has 49 states and 52 transitions.
[2024-12-02 14:06:30,072 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 12.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3)
[2024-12-02 14:06:30,072 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 52 transitions.
[2024-12-02 14:06:30,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56
[2024-12-02 14:06:30,072 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 14:06:30,073 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 14:06:30,077 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/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 (14)] Ended with exit code 0
[2024-12-02 14:06:30,273 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/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 14:06:30,273 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] ===
[2024-12-02 14:06:30,273 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 14:06:30,273 INFO L85 PathProgramCache]: Analyzing trace with hash 629773425, now seen corresponding path program 1 times
[2024-12-02 14:06:30,274 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-12-02 14:06:30,274 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1364431206]
[2024-12-02 14:06:30,274 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 14:06:30,274 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 14:06:30,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/bin/uautomizer-verify-84ZbGMXZE1/mathsat
[2024-12-02 14:06:30,276 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/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 14:06:30,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/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 (15)] Waiting until timeout for monitored process
[2024-12-02 14:06:30,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 14:06:30,365 INFO L256 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 4 conjuncts are in the unsatisfiable core
[2024-12-02 14:06:30,366 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 14:06:30,407 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.
[2024-12-02 14:06:30,407 INFO L312 TraceCheckSpWp]: Computing backward predicates...
[2024-12-02 14:06:30,476 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked.
[2024-12-02 14:06:30,476 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-12-02 14:06:30,477 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1364431206]
[2024-12-02 14:06:30,477 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1364431206] provided 0 perfect and 2 imperfect interpolant sequences
[2024-12-02 14:06:30,477 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences.
[2024-12-02 14:06:30,477 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8
[2024-12-02 14:06:30,477 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [948759565]
[2024-12-02 14:06:30,477 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton
[2024-12-02 14:06:30,477 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states
[2024-12-02 14:06:30,477 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-12-02 14:06:30,478 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2024-12-02 14:06:30,478 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56
[2024-12-02 14:06:30,478 INFO L87 Difference]: Start difference. First operand 49 states and 52 transitions. Second operand has 8 states, 8 states have (on average 6.5) internal successors, (52), 8 states have internal predecessors, (52), 4 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 4 states have call predecessors, (6), 4 states have call successors, (6)
[2024-12-02 14:06:30,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 14:06:30,510 INFO L93 Difference]: Finished difference Result 53 states and 55 transitions.
[2024-12-02 14:06:30,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-12-02 14:06:30,511 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.5) internal successors, (52), 8 states have internal predecessors, (52), 4 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 4 states have call predecessors, (6), 4 states have call successors, (6) Word has length 55
[2024-12-02 14:06:30,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 14:06:30,511 INFO L225 Difference]: With dead ends: 53
[2024-12-02 14:06:30,511 INFO L226 Difference]: Without dead ends: 0
[2024-12-02 14:06:30,512 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56
[2024-12-02 14:06:30,512 INFO L435 NwaCegarLoop]: 39 mSDtfsCounter, 0 mSDsluCounter, 180 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 219 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-12-02 14:06:30,512 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 219 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-12-02 14:06:30,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2024-12-02 14:06:30,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2024-12-02 14:06:30,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-12-02 14:06:30,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2024-12-02 14:06:30,513 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 55
[2024-12-02 14:06:30,513 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 14:06:30,513 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2024-12-02 14:06:30,513 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.5) internal successors, (52), 8 states have internal predecessors, (52), 4 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 4 states have call predecessors, (6), 4 states have call successors, (6)
[2024-12-02 14:06:30,513 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2024-12-02 14:06:30,514 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2024-12-02 14:06:30,516 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 13 remaining)
[2024-12-02 14:06:30,516 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 13 remaining)
[2024-12-02 14:06:30,517 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 13 remaining)
[2024-12-02 14:06:30,517 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 13 remaining)
[2024-12-02 14:06:30,517 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 13 remaining)
[2024-12-02 14:06:30,517 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 13 remaining)
[2024-12-02 14:06:30,517 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 13 remaining)
[2024-12-02 14:06:30,517 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 13 remaining)
[2024-12-02 14:06:30,517 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 13 remaining)
[2024-12-02 14:06:30,517 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 13 remaining)
[2024-12-02 14:06:30,517 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 13 remaining)
[2024-12-02 14:06:30,517 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 13 remaining)
[2024-12-02 14:06:30,517 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 13 remaining)
[2024-12-02 14:06:30,522 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/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 (15)] Ended with exit code 0
[2024-12-02 14:06:30,718 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/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 14:06:30,720 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 14:06:30,721 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2024-12-02 14:06:30,792 INFO L170 ceAbstractionStarter]: Computing trace abstraction results
[2024-12-02 14:06:30,801 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 02:06:30 BoogieIcfgContainer
[2024-12-02 14:06:30,801 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-12-02 14:06:30,802 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-12-02 14:06:30,802 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-12-02 14:06:30,802 INFO L274 PluginConnector]: Witness Printer initialized
[2024-12-02 14:06:30,802 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:06:11" (3/4) ...
[2024-12-02 14:06:30,804 INFO L146 WitnessPrinter]: Generating witness for correct program
[2024-12-02 14:06:30,807 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine
[2024-12-02 14:06:30,807 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine
[2024-12-02 14:06:30,810 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges
[2024-12-02 14:06:30,810 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges
[2024-12-02 14:06:30,810 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges
[2024-12-02 14:06:30,810 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges
[2024-12-02 14:06:30,877 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/bin/uautomizer-verify-84ZbGMXZE1/witness.graphml
[2024-12-02 14:06:30,877 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/bin/uautomizer-verify-84ZbGMXZE1/witness.yml
[2024-12-02 14:06:30,877 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-12-02 14:06:30,878 INFO L158 Benchmark]: Toolchain (without parser) took 22557.39ms. Allocated memory was 92.3MB in the beginning and 176.2MB in the end (delta: 83.9MB). Free memory was 65.3MB in the beginning and 104.5MB in the end (delta: -39.1MB). Peak memory consumption was 50.6MB. Max. memory is 16.1GB.
[2024-12-02 14:06:30,878 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-12-02 14:06:30,878 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1501.70ms. Allocated memory was 92.3MB in the beginning and 176.2MB in the end (delta: 83.9MB). Free memory was 65.2MB in the beginning and 128.3MB in the end (delta: -63.1MB). Peak memory consumption was 53.3MB. Max. memory is 16.1GB.
[2024-12-02 14:06:30,879 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.28ms. Allocated memory is still 176.2MB. Free memory was 128.3MB in the beginning and 124.5MB in the end (delta: 3.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-12-02 14:06:30,879 INFO L158 Benchmark]: Boogie Preprocessor took 37.31ms. Allocated memory is still 176.2MB. Free memory was 124.5MB in the beginning and 122.2MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-12-02 14:06:30,879 INFO L158 Benchmark]: RCFGBuilder took 2054.67ms. Allocated memory is still 176.2MB. Free memory was 122.2MB in the beginning and 105.4MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2024-12-02 14:06:30,879 INFO L158 Benchmark]: TraceAbstraction took 18831.57ms. Allocated memory is still 176.2MB. Free memory was 104.9MB in the beginning and 109.5MB in the end (delta: -4.6MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-12-02 14:06:30,879 INFO L158 Benchmark]: Witness Printer took 75.55ms. Allocated memory is still 176.2MB. Free memory was 109.5MB in the beginning and 104.5MB in the end (delta: 5.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-12-02 14:06:30,881 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 83.9MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 1501.70ms. Allocated memory was 92.3MB in the beginning and 176.2MB in the end (delta: 83.9MB). Free memory was 65.2MB in the beginning and 128.3MB in the end (delta: -63.1MB). Peak memory consumption was 53.3MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 50.28ms. Allocated memory is still 176.2MB. Free memory was 128.3MB in the beginning and 124.5MB in the end (delta: 3.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 37.31ms. Allocated memory is still 176.2MB. Free memory was 124.5MB in the beginning and 122.2MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB.
* RCFGBuilder took 2054.67ms. Allocated memory is still 176.2MB. Free memory was 122.2MB in the beginning and 105.4MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
* TraceAbstraction took 18831.57ms. Allocated memory is still 176.2MB. Free memory was 104.9MB in the beginning and 109.5MB in the end (delta: -4.6MB). There was no memory consumed. Max. memory is 16.1GB.
* Witness Printer took 75.55ms. Allocated memory is still 176.2MB. Free memory was 109.5MB in the beginning and 104.5MB in the end (delta: 5.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: ErrorAutomatonStatistics
NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0
- PositiveResult [Line: 1837]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1837]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1843]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1845]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1845]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1841]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1841]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1859]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1859]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1866]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1866]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1863]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1863]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 3 procedures, 62 locations, 13 error locations. Started 1 CEGAR loops. OverallTime: 18.7s, OverallIterations: 14, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 13.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 3 mSolverCounterUnknown, 44 SdHoareTripleChecker+Valid, 13.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 39 mSDsluCounter, 2029 SdHoareTripleChecker+Invalid, 13.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1376 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 219 IncrementalHoareTripleChecker+Invalid, 227 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 653 mSDtfsCounter, 219 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 536 GetRequests, 495 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=62occurred in iteration=0, InterpolantAutomatonStates: 55, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 14 MinimizatonAttempts, 7 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 404 NumberOfCodeBlocks, 404 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 534 ConstructedInterpolants, 0 QuantifiedInterpolants, 817 SizeOfPredicates, 2 NumberOfNonLiveVariables, 889 ConjunctsInSsa, 41 ConjunctsInUnsatCore, 18 InterpolantComputations, 10 PerfectInterpolantSequences, 132/140 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available
- AllSpecificationsHoldResult: All specifications hold
13 specifications checked. All of them hold
- InvariantResult [Line: 1841]: Loop Invariant
Derived loop invariant: (((0 == k) && (data == 2147483647)) || ((1 == k) && (data == 2147483647)))
- InvariantResult [Line: 1837]: Loop Invariant
Derived loop invariant: (((data == 2147483647) && (1 == i)) || ((0 == i) && (data > -2147483648)))
- InvariantResult [Line: 1859]: Loop Invariant
Derived loop invariant: ((h == 0) || ((2 == data) && (h == 1)))
- InvariantResult [Line: 1863]: Loop Invariant
Derived loop invariant: (((j == 1) && (2 == data)) || ((2 == data) && (j == 0)))
RESULT: Ultimate proved your program to be correct!
[2024-12-02 14:06:30,902 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bd2224-17d7-4e66-a4a6-fa44df49abd7/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0
Received shutdown request...
--- End real Ultimate output ---
Execution finished normally
Writing output log to file Ultimate.log
Result:
TRUE