./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_09_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_53ab49b2-7998-4e26-b237-1cc7db05dbe9/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53ab49b2-7998-4e26-b237-1cc7db05dbe9/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_53ab49b2-7998-4e26-b237-1cc7db05dbe9/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53ab49b2-7998-4e26-b237-1cc7db05dbe9/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_09_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53ab49b2-7998-4e26-b237-1cc7db05dbe9/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_53ab49b2-7998-4e26-b237-1cc7db05dbe9/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 9e5c6ee7e98ec2f0088e009754819cdcb520040289c5ef7f191b5ceac4319087
--- Real Ultimate output ---
This is Ultimate 0.3.0-dev-d790fec
[2024-12-02 11:17:25,285 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-12-02 11:17:25,337 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53ab49b2-7998-4e26-b237-1cc7db05dbe9/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Overflow-64bit-Automizer_Default.epf
[2024-12-02 11:17:25,341 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-12-02 11:17:25,341 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-12-02 11:17:25,360 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-12-02 11:17:25,361 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-12-02 11:17:25,361 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-12-02 11:17:25,362 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-12-02 11:17:25,362 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-12-02 11:17:25,362 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-12-02 11:17:25,362 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-12-02 11:17:25,362 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-12-02 11:17:25,362 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-12-02 11:17:25,362 INFO L153 SettingsManager]: * Use SBE=true
[2024-12-02 11:17:25,363 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-12-02 11:17:25,363 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-12-02 11:17:25,363 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-12-02 11:17:25,363 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-12-02 11:17:25,363 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-12-02 11:17:25,363 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-12-02 11:17:25,363 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-12-02 11:17:25,363 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME
[2024-12-02 11:17:25,363 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-12-02 11:17:25,364 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-12-02 11:17:25,364 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR
[2024-12-02 11:17:25,364 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-12-02 11:17:25,364 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults:
[2024-12-02 11:17:25,364 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-12-02 11:17:25,364 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-12-02 11:17:25,364 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-12-02 11:17:25,364 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 11:17:25,364 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-12-02 11:17:25,364 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-12-02 11:17:25,364 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-12-02 11:17:25,365 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-12-02 11:17:25,365 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 11:17:25,365 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-12-02 11:17:25,365 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-12-02 11:17:25,365 INFO L153 SettingsManager]: * Compute procedure contracts=false
[2024-12-02 11:17:25,365 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-12-02 11:17:25,365 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-12-02 11:17:25,365 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-12-02 11:17:25,365 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-12-02 11:17:25,365 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-12-02 11:17:25,365 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-12-02 11:17:25,366 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-12-02 11:17:25,366 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_53ab49b2-7998-4e26-b237-1cc7db05dbe9/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 -> 9e5c6ee7e98ec2f0088e009754819cdcb520040289c5ef7f191b5ceac4319087
[2024-12-02 11:17:25,559 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-12-02 11:17:25,567 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-12-02 11:17:25,569 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-12-02 11:17:25,571 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-12-02 11:17:25,571 INFO L274 PluginConnector]: CDTParser initialized
[2024-12-02 11:17:25,572 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53ab49b2-7998-4e26-b237-1cc7db05dbe9/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_09_good.i
[2024-12-02 11:17:28,250 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53ab49b2-7998-4e26-b237-1cc7db05dbe9/bin/uautomizer-verify-84ZbGMXZE1/data/b0e322f21/1c657450a16d427ca1eb07b82ad9187d/FLAGb0c82ec5a
[2024-12-02 11:17:28,543 INFO L384 CDTParser]: Found 1 translation units.
[2024-12-02 11:17:28,543 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53ab49b2-7998-4e26-b237-1cc7db05dbe9/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_09_good.i
[2024-12-02 11:17:28,562 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53ab49b2-7998-4e26-b237-1cc7db05dbe9/bin/uautomizer-verify-84ZbGMXZE1/data/b0e322f21/1c657450a16d427ca1eb07b82ad9187d/FLAGb0c82ec5a
[2024-12-02 11:17:28,801 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53ab49b2-7998-4e26-b237-1cc7db05dbe9/bin/uautomizer-verify-84ZbGMXZE1/data/b0e322f21/1c657450a16d427ca1eb07b82ad9187d
[2024-12-02 11:17:28,803 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-12-02 11:17:28,804 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-12-02 11:17:28,805 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-12-02 11:17:28,805 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-12-02 11:17:28,809 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-12-02 11:17:28,810 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:17:28" (1/1) ...
[2024-12-02 11:17:28,811 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c021149 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:17:28, skipping insertion in model container
[2024-12-02 11:17:28,811 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:17:28" (1/1) ...
[2024-12-02 11:17:28,845 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-12-02 11:17:29,458 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-12-02 11:17:29,465 INFO L200 MainTranslator]: Completed pre-run
[2024-12-02 11:17:29,542 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-12-02 11:17:29,659 INFO L204 MainTranslator]: Completed translation
[2024-12-02 11:17:29,660 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:17:29 WrapperNode
[2024-12-02 11:17:29,660 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-12-02 11:17:29,661 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-12-02 11:17:29,661 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-12-02 11:17:29,661 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-12-02 11:17:29,666 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:17:29" (1/1) ...
[2024-12-02 11:17:29,680 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:17:29" (1/1) ...
[2024-12-02 11:17:29,699 INFO L138 Inliner]: procedures = 501, calls = 38, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 97
[2024-12-02 11:17:29,700 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-12-02 11:17:29,700 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-12-02 11:17:29,700 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-12-02 11:17:29,700 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-12-02 11:17:29,709 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:17:29" (1/1) ...
[2024-12-02 11:17:29,709 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:17:29" (1/1) ...
[2024-12-02 11:17:29,712 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:17:29" (1/1) ...
[2024-12-02 11:17:29,721 INFO L175 MemorySlicer]: No memory access in input program.
[2024-12-02 11:17:29,721 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:17:29" (1/1) ...
[2024-12-02 11:17:29,721 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:17:29" (1/1) ...
[2024-12-02 11:17:29,726 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:17:29" (1/1) ...
[2024-12-02 11:17:29,726 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:17:29" (1/1) ...
[2024-12-02 11:17:29,728 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:17:29" (1/1) ...
[2024-12-02 11:17:29,730 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:17:29" (1/1) ...
[2024-12-02 11:17:29,730 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:17:29" (1/1) ...
[2024-12-02 11:17:29,732 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-12-02 11:17:29,733 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-12-02 11:17:29,733 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-12-02 11:17:29,733 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-12-02 11:17:29,734 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:17:29" (1/1) ...
[2024-12-02 11:17:29,739 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 11:17:29,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53ab49b2-7998-4e26-b237-1cc7db05dbe9/bin/uautomizer-verify-84ZbGMXZE1/z3
[2024-12-02 11:17:29,760 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53ab49b2-7998-4e26-b237-1cc7db05dbe9/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-12-02 11:17:29,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53ab49b2-7998-4e26-b237-1cc7db05dbe9/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-12-02 11:17:29,782 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine
[2024-12-02 11:17:29,782 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine
[2024-12-02 11:17:29,782 INFO L130 BoogieDeclarations]: Found specification of procedure printLine
[2024-12-02 11:17:29,782 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine
[2024-12-02 11:17:29,782 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-12-02 11:17:29,782 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-12-02 11:17:29,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-12-02 11:17:29,894 INFO L234 CfgBuilder]: Building ICFG
[2024-12-02 11:17:29,896 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-12-02 11:17:30,036 INFO L? ?]: Removed 32 outVars from TransFormulas that were not future-live.
[2024-12-02 11:17:30,036 INFO L283 CfgBuilder]: Performing block encoding
[2024-12-02 11:17:30,046 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-12-02 11:17:30,046 INFO L312 CfgBuilder]: Removed 0 assume(true) statements.
[2024-12-02 11:17:30,047 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:17:30 BoogieIcfgContainer
[2024-12-02 11:17:30,047 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-12-02 11:17:30,049 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-12-02 11:17:30,049 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-12-02 11:17:30,053 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-12-02 11:17:30,054 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 11:17:28" (1/3) ...
[2024-12-02 11:17:30,054 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37e54534 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 11:17:30, skipping insertion in model container
[2024-12-02 11:17:30,054 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:17:29" (2/3) ...
[2024-12-02 11:17:30,055 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37e54534 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 11:17:30, skipping insertion in model container
[2024-12-02 11:17:30,055 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:17:30" (3/3) ...
[2024-12-02 11:17:30,056 INFO L128 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_fscanf_postinc_09_good.i
[2024-12-02 11:17:30,070 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-12-02 11:17:30,072 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG CWE190_Integer_Overflow__int_fscanf_postinc_09_good.i that has 3 procedures, 59 locations, 1 initial locations, 0 loop locations, and 8 error locations.
[2024-12-02 11:17:30,119 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-12-02 11:17:30,127 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;@2060eee2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-12-02 11:17:30,128 INFO L334 AbstractCegarLoop]: Starting to check reachability of 8 error locations.
[2024-12-02 11:17:30,131 INFO L276 IsEmpty]: Start isEmpty. Operand has 59 states, 38 states have (on average 1.5) internal successors, (57), 50 states have internal predecessors, (57), 10 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 9 states have call predecessors, (10), 10 states have call successors, (10)
[2024-12-02 11:17:30,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2024-12-02 11:17:30,137 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 11:17:30,137 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 11:17:30,138 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] ===
[2024-12-02 11:17:30,142 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 11:17:30,142 INFO L85 PathProgramCache]: Analyzing trace with hash 2010894524, now seen corresponding path program 1 times
[2024-12-02 11:17:30,150 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 11:17:30,150 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [212332389]
[2024-12-02 11:17:30,150 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 11:17:30,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 11:17:30,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 11:17:30,361 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 11:17:30,362 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 11:17:30,362 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [212332389]
[2024-12-02 11:17:30,362 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [212332389] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 11:17:30,362 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 11:17:30,363 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-12-02 11:17:30,364 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [169869386]
[2024-12-02 11:17:30,364 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 11:17:30,367 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-12-02 11:17:30,367 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 11:17:30,380 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-12-02 11:17:30,380 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-12-02 11:17:30,381 INFO L87 Difference]: Start difference. First operand has 59 states, 38 states have (on average 1.5) internal successors, (57), 50 states have internal predecessors, (57), 10 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 9 states have call predecessors, (10), 10 states have call successors, (10) 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 11:17:30,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 11:17:30,424 INFO L93 Difference]: Finished difference Result 60 states and 78 transitions.
[2024-12-02 11:17:30,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-12-02 11:17:30,426 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 11:17:30,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 11:17:30,432 INFO L225 Difference]: With dead ends: 60
[2024-12-02 11:17:30,432 INFO L226 Difference]: Without dead ends: 50
[2024-12-02 11:17:30,435 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 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 11:17:30,437 INFO L435 NwaCegarLoop]: 72 mSDtfsCounter, 3 mSDsluCounter, 133 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 205 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-12-02 11:17:30,438 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 205 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-12-02 11:17:30,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states.
[2024-12-02 11:17:30,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 49.
[2024-12-02 11:17:30,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 32 states have (on average 1.5) internal successors, (48), 42 states have internal predecessors, (48), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 7 states have call predecessors, (8), 8 states have call successors, (8)
[2024-12-02 11:17:30,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 64 transitions.
[2024-12-02 11:17:30,466 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 64 transitions. Word has length 12
[2024-12-02 11:17:30,467 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 11:17:30,467 INFO L471 AbstractCegarLoop]: Abstraction has 49 states and 64 transitions.
[2024-12-02 11:17:30,467 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 11:17:30,468 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 64 transitions.
[2024-12-02 11:17:30,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2024-12-02 11:17:30,469 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 11:17:30,469 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 11:17:30,469 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-12-02 11:17:30,469 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] ===
[2024-12-02 11:17:30,470 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 11:17:30,470 INFO L85 PathProgramCache]: Analyzing trace with hash -2086779133, now seen corresponding path program 1 times
[2024-12-02 11:17:30,470 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 11:17:30,470 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1922859816]
[2024-12-02 11:17:30,470 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 11:17:30,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 11:17:30,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 11:17:30,560 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 11:17:30,561 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 11:17:30,561 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1922859816]
[2024-12-02 11:17:30,561 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1922859816] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 11:17:30,561 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 11:17:30,561 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-12-02 11:17:30,561 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1414297609]
[2024-12-02 11:17:30,561 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 11:17:30,562 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-12-02 11:17:30,562 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 11:17:30,563 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-12-02 11:17:30,563 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-12-02 11:17:30,563 INFO L87 Difference]: Start difference. First operand 49 states and 64 transitions. Second operand has 3 states, 2 states have (on average 5.5) internal successors, (11), 3 states have internal predecessors, (11), 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 11:17:30,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 11:17:30,576 INFO L93 Difference]: Finished difference Result 49 states and 64 transitions.
[2024-12-02 11:17:30,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-12-02 11:17:30,577 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 5.5) internal successors, (11), 3 states have internal predecessors, (11), 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 13
[2024-12-02 11:17:30,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 11:17:30,579 INFO L225 Difference]: With dead ends: 49
[2024-12-02 11:17:30,579 INFO L226 Difference]: Without dead ends: 48
[2024-12-02 11:17:30,579 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 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 11:17:30,580 INFO L435 NwaCegarLoop]: 61 mSDtfsCounter, 0 mSDsluCounter, 58 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 119 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-12-02 11:17:30,580 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 119 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-12-02 11:17:30,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states.
[2024-12-02 11:17:30,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 48.
[2024-12-02 11:17:30,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 32 states have (on average 1.46875) internal successors, (47), 41 states have internal predecessors, (47), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 7 states have call predecessors, (8), 8 states have call successors, (8)
[2024-12-02 11:17:30,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 63 transitions.
[2024-12-02 11:17:30,587 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 63 transitions. Word has length 13
[2024-12-02 11:17:30,588 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 11:17:30,588 INFO L471 AbstractCegarLoop]: Abstraction has 48 states and 63 transitions.
[2024-12-02 11:17:30,588 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 5.5) internal successors, (11), 3 states have internal predecessors, (11), 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 11:17:30,588 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 63 transitions.
[2024-12-02 11:17:30,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21
[2024-12-02 11:17:30,589 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 11:17:30,589 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 11:17:30,589 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2024-12-02 11:17:30,589 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] ===
[2024-12-02 11:17:30,589 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 11:17:30,589 INFO L85 PathProgramCache]: Analyzing trace with hash 1299152580, now seen corresponding path program 1 times
[2024-12-02 11:17:30,589 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 11:17:30,590 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [669379336]
[2024-12-02 11:17:30,590 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 11:17:30,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 11:17:30,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 11:17:30,639 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2024-12-02 11:17:30,639 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 11:17:30,639 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [669379336]
[2024-12-02 11:17:30,639 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [669379336] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 11:17:30,639 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 11:17:30,639 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-12-02 11:17:30,640 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [376344141]
[2024-12-02 11:17:30,640 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 11:17:30,640 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-12-02 11:17:30,640 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 11:17:30,640 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-12-02 11:17:30,641 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-12-02 11:17:30,641 INFO L87 Difference]: Start difference. First operand 48 states and 63 transitions. Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 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 11:17:30,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 11:17:30,654 INFO L93 Difference]: Finished difference Result 82 states and 104 transitions.
[2024-12-02 11:17:30,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-12-02 11:17:30,655 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 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 20
[2024-12-02 11:17:30,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 11:17:30,656 INFO L225 Difference]: With dead ends: 82
[2024-12-02 11:17:30,656 INFO L226 Difference]: Without dead ends: 46
[2024-12-02 11:17:30,656 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 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 11:17:30,657 INFO L435 NwaCegarLoop]: 55 mSDtfsCounter, 52 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 55 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-12-02 11:17:30,657 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [52 Valid, 55 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-12-02 11:17:30,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states.
[2024-12-02 11:17:30,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 46.
[2024-12-02 11:17:30,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 32 states have (on average 1.40625) internal successors, (45), 39 states have internal predecessors, (45), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6)
[2024-12-02 11:17:30,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 57 transitions.
[2024-12-02 11:17:30,664 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 57 transitions. Word has length 20
[2024-12-02 11:17:30,664 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 11:17:30,664 INFO L471 AbstractCegarLoop]: Abstraction has 46 states and 57 transitions.
[2024-12-02 11:17:30,664 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 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 11:17:30,665 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 57 transitions.
[2024-12-02 11:17:30,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2024-12-02 11:17:30,665 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 11:17:30,665 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 11:17:30,665 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2024-12-02 11:17:30,666 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] ===
[2024-12-02 11:17:30,666 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 11:17:30,666 INFO L85 PathProgramCache]: Analyzing trace with hash 1309135630, now seen corresponding path program 1 times
[2024-12-02 11:17:30,666 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 11:17:30,666 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [380864963]
[2024-12-02 11:17:30,667 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 11:17:30,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 11:17:30,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 11:17:30,735 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2024-12-02 11:17:30,735 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 11:17:30,735 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [380864963]
[2024-12-02 11:17:30,735 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [380864963] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 11:17:30,735 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 11:17:30,735 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-12-02 11:17:30,735 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [17781979]
[2024-12-02 11:17:30,735 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 11:17:30,736 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-12-02 11:17:30,736 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 11:17:30,736 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-12-02 11:17:30,736 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-12-02 11:17:30,736 INFO L87 Difference]: Start difference. First operand 46 states and 57 transitions. Second operand has 4 states, 3 states have (on average 4.666666666666667) internal successors, (14), 4 states have internal predecessors, (14), 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 11:17:30,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 11:17:30,763 INFO L93 Difference]: Finished difference Result 47 states and 58 transitions.
[2024-12-02 11:17:30,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-12-02 11:17:30,763 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 4.666666666666667) internal successors, (14), 4 states have internal predecessors, (14), 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 21
[2024-12-02 11:17:30,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 11:17:30,764 INFO L225 Difference]: With dead ends: 47
[2024-12-02 11:17:30,764 INFO L226 Difference]: Without dead ends: 46
[2024-12-02 11:17:30,764 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 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 11:17:30,765 INFO L435 NwaCegarLoop]: 51 mSDtfsCounter, 3 mSDsluCounter, 94 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 145 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-12-02 11:17:30,765 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 145 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-12-02 11:17:30,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states.
[2024-12-02 11:17:30,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 45.
[2024-12-02 11:17:30,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 32 states have (on average 1.375) internal successors, (44), 38 states have internal predecessors, (44), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6)
[2024-12-02 11:17:30,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 56 transitions.
[2024-12-02 11:17:30,771 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 56 transitions. Word has length 21
[2024-12-02 11:17:30,771 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 11:17:30,771 INFO L471 AbstractCegarLoop]: Abstraction has 45 states and 56 transitions.
[2024-12-02 11:17:30,771 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 4.666666666666667) internal successors, (14), 4 states have internal predecessors, (14), 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 11:17:30,771 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 56 transitions.
[2024-12-02 11:17:30,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23
[2024-12-02 11:17:30,772 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 11:17:30,772 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 11:17:30,772 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2024-12-02 11:17:30,772 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] ===
[2024-12-02 11:17:30,773 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 11:17:30,773 INFO L85 PathProgramCache]: Analyzing trace with hash 1928498952, now seen corresponding path program 1 times
[2024-12-02 11:17:30,773 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 11:17:30,773 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1147022739]
[2024-12-02 11:17:30,773 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 11:17:30,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 11:17:30,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 11:17:30,818 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2024-12-02 11:17:30,818 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 11:17:30,818 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1147022739]
[2024-12-02 11:17:30,818 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1147022739] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 11:17:30,818 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 11:17:30,818 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-12-02 11:17:30,818 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1311248201]
[2024-12-02 11:17:30,818 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 11:17:30,819 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-12-02 11:17:30,819 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 11:17:30,819 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-12-02 11:17:30,819 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-12-02 11:17:30,819 INFO L87 Difference]: Start difference. First operand 45 states and 56 transitions. Second operand has 3 states, 2 states have (on average 7.5) internal successors, (15), 3 states have internal predecessors, (15), 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 11:17:30,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 11:17:30,833 INFO L93 Difference]: Finished difference Result 45 states and 56 transitions.
[2024-12-02 11:17:30,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-12-02 11:17:30,834 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 7.5) internal successors, (15), 3 states have internal predecessors, (15), 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 22
[2024-12-02 11:17:30,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 11:17:30,834 INFO L225 Difference]: With dead ends: 45
[2024-12-02 11:17:30,834 INFO L226 Difference]: Without dead ends: 44
[2024-12-02 11:17:30,835 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 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 11:17:30,835 INFO L435 NwaCegarLoop]: 53 mSDtfsCounter, 0 mSDsluCounter, 50 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 103 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-12-02 11:17:30,836 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 103 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-12-02 11:17:30,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states.
[2024-12-02 11:17:30,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 44.
[2024-12-02 11:17:30,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44 states, 32 states have (on average 1.34375) internal successors, (43), 37 states have internal predecessors, (43), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6)
[2024-12-02 11:17:30,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 55 transitions.
[2024-12-02 11:17:30,841 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 55 transitions. Word has length 22
[2024-12-02 11:17:30,841 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 11:17:30,842 INFO L471 AbstractCegarLoop]: Abstraction has 44 states and 55 transitions.
[2024-12-02 11:17:30,842 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 7.5) internal successors, (15), 3 states have internal predecessors, (15), 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 11:17:30,842 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 55 transitions.
[2024-12-02 11:17:30,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2024-12-02 11:17:30,842 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 11:17:30,842 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]
[2024-12-02 11:17:30,843 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2024-12-02 11:17:30,843 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] ===
[2024-12-02 11:17:30,843 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 11:17:30,843 INFO L85 PathProgramCache]: Analyzing trace with hash -331786717, now seen corresponding path program 1 times
[2024-12-02 11:17:30,843 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 11:17:30,843 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2018196180]
[2024-12-02 11:17:30,844 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 11:17:30,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 11:17:30,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 11:17:30,878 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2024-12-02 11:17:30,878 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 11:17:30,878 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2018196180]
[2024-12-02 11:17:30,878 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2018196180] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 11:17:30,878 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 11:17:30,878 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-12-02 11:17:30,878 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1415010060]
[2024-12-02 11:17:30,879 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 11:17:30,879 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-12-02 11:17:30,879 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 11:17:30,879 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-12-02 11:17:30,879 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-12-02 11:17:30,880 INFO L87 Difference]: Start difference. First operand 44 states and 55 transitions. Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 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 11:17:30,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 11:17:30,905 INFO L93 Difference]: Finished difference Result 83 states and 103 transitions.
[2024-12-02 11:17:30,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-12-02 11:17:30,906 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 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 23
[2024-12-02 11:17:30,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 11:17:30,906 INFO L225 Difference]: With dead ends: 83
[2024-12-02 11:17:30,907 INFO L226 Difference]: Without dead ends: 44
[2024-12-02 11:17:30,907 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 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 11:17:30,908 INFO L435 NwaCegarLoop]: 44 mSDtfsCounter, 43 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 43 SdHoareTripleChecker+Valid, 44 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-12-02 11:17:30,908 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [43 Valid, 44 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-12-02 11:17:30,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states.
[2024-12-02 11:17:30,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 44.
[2024-12-02 11:17:30,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44 states, 32 states have (on average 1.1875) internal successors, (38), 37 states have internal predecessors, (38), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6)
[2024-12-02 11:17:30,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 50 transitions.
[2024-12-02 11:17:30,914 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 50 transitions. Word has length 23
[2024-12-02 11:17:30,914 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 11:17:30,914 INFO L471 AbstractCegarLoop]: Abstraction has 44 states and 50 transitions.
[2024-12-02 11:17:30,914 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 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 11:17:30,914 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 50 transitions.
[2024-12-02 11:17:30,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30
[2024-12-02 11:17:30,915 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 11:17:30,915 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 11:17:30,915 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2024-12-02 11:17:30,915 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] ===
[2024-12-02 11:17:30,916 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 11:17:30,916 INFO L85 PathProgramCache]: Analyzing trace with hash -1193549525, now seen corresponding path program 1 times
[2024-12-02 11:17:30,916 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 11:17:30,916 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [421108899]
[2024-12-02 11:17:30,916 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 11:17:30,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 11:17:30,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 11:17:30,979 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.
[2024-12-02 11:17:30,979 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 11:17:30,979 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [421108899]
[2024-12-02 11:17:30,979 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [421108899] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 11:17:30,979 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 11:17:30,979 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-12-02 11:17:30,979 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2061737915]
[2024-12-02 11:17:30,979 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 11:17:30,980 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-12-02 11:17:30,980 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 11:17:30,980 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-12-02 11:17:30,980 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-12-02 11:17:30,980 INFO L87 Difference]: Start difference. First operand 44 states and 50 transitions. Second operand has 4 states, 3 states have (on average 5.666666666666667) internal successors, (17), 4 states have internal predecessors, (17), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3)
[2024-12-02 11:17:30,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 11:17:30,999 INFO L93 Difference]: Finished difference Result 44 states and 50 transitions.
[2024-12-02 11:17:30,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-12-02 11:17:30,999 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 5.666666666666667) internal successors, (17), 4 states have internal predecessors, (17), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 29
[2024-12-02 11:17:30,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 11:17:31,000 INFO L225 Difference]: With dead ends: 44
[2024-12-02 11:17:31,000 INFO L226 Difference]: Without dead ends: 42
[2024-12-02 11:17:31,000 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 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 11:17:31,001 INFO L435 NwaCegarLoop]: 45 mSDtfsCounter, 1 mSDsluCounter, 85 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 130 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-12-02 11:17:31,001 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 130 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-12-02 11:17:31,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states.
[2024-12-02 11:17:31,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 42.
[2024-12-02 11:17:31,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42 states, 32 states have (on average 1.125) internal successors, (36), 35 states have internal predecessors, (36), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6)
[2024-12-02 11:17:31,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 48 transitions.
[2024-12-02 11:17:31,006 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 48 transitions. Word has length 29
[2024-12-02 11:17:31,006 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 11:17:31,006 INFO L471 AbstractCegarLoop]: Abstraction has 42 states and 48 transitions.
[2024-12-02 11:17:31,006 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 5.666666666666667) internal successors, (17), 4 states have internal predecessors, (17), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3)
[2024-12-02 11:17:31,006 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 48 transitions.
[2024-12-02 11:17:31,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40
[2024-12-02 11:17:31,007 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 11:17:31,007 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 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 11:17:31,007 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2024-12-02 11:17:31,008 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] ===
[2024-12-02 11:17:31,008 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 11:17:31,008 INFO L85 PathProgramCache]: Analyzing trace with hash 447056466, now seen corresponding path program 1 times
[2024-12-02 11:17:31,008 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 11:17:31,008 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1501300360]
[2024-12-02 11:17:31,008 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 11:17:31,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 11:17:31,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 11:17:31,072 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.
[2024-12-02 11:17:31,072 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 11:17:31,072 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1501300360]
[2024-12-02 11:17:31,072 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1501300360] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 11:17:31,072 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 11:17:31,073 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-12-02 11:17:31,073 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [376577339]
[2024-12-02 11:17:31,073 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 11:17:31,073 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-12-02 11:17:31,073 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 11:17:31,073 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-12-02 11:17:31,073 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-12-02 11:17:31,074 INFO L87 Difference]: Start difference. First operand 42 states and 48 transitions. Second operand has 4 states, 3 states have (on average 8.333333333333334) internal successors, (25), 4 states have internal predecessors, (25), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4)
[2024-12-02 11:17:31,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 11:17:31,086 INFO L93 Difference]: Finished difference Result 42 states and 48 transitions.
[2024-12-02 11:17:31,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-12-02 11:17:31,087 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 8.333333333333334) internal successors, (25), 4 states have internal predecessors, (25), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 39
[2024-12-02 11:17:31,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 11:17:31,087 INFO L225 Difference]: With dead ends: 42
[2024-12-02 11:17:31,087 INFO L226 Difference]: Without dead ends: 0
[2024-12-02 11:17:31,087 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 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 11:17:31,088 INFO L435 NwaCegarLoop]: 44 mSDtfsCounter, 1 mSDsluCounter, 85 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 129 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-12-02 11:17:31,088 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 129 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-12-02 11:17:31,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2024-12-02 11:17:31,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2024-12-02 11:17:31,089 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 11:17:31,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2024-12-02 11:17:31,089 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 39
[2024-12-02 11:17:31,089 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 11:17:31,089 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2024-12-02 11:17:31,089 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 8.333333333333334) internal successors, (25), 4 states have internal predecessors, (25), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4)
[2024-12-02 11:17:31,089 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2024-12-02 11:17:31,089 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2024-12-02 11:17:31,092 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 8 remaining)
[2024-12-02 11:17:31,092 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 8 remaining)
[2024-12-02 11:17:31,092 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 8 remaining)
[2024-12-02 11:17:31,092 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 8 remaining)
[2024-12-02 11:17:31,092 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 8 remaining)
[2024-12-02 11:17:31,092 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 8 remaining)
[2024-12-02 11:17:31,092 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 8 remaining)
[2024-12-02 11:17:31,093 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 8 remaining)
[2024-12-02 11:17:31,093 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7
[2024-12-02 11:17:31,096 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 11:17:31,097 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2024-12-02 11:17:31,161 INFO L170 ceAbstractionStarter]: Computing trace abstraction results
[2024-12-02 11:17:31,167 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 11:17:31 BoogieIcfgContainer
[2024-12-02 11:17:31,167 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-12-02 11:17:31,168 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-12-02 11:17:31,168 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-12-02 11:17:31,168 INFO L274 PluginConnector]: Witness Printer initialized
[2024-12-02 11:17:31,168 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:17:30" (3/4) ...
[2024-12-02 11:17:31,170 INFO L146 WitnessPrinter]: Generating witness for correct program
[2024-12-02 11:17:31,175 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine
[2024-12-02 11:17:31,175 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine
[2024-12-02 11:17:31,179 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges
[2024-12-02 11:17:31,179 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges
[2024-12-02 11:17:31,179 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges
[2024-12-02 11:17:31,179 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges
[2024-12-02 11:17:31,255 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53ab49b2-7998-4e26-b237-1cc7db05dbe9/bin/uautomizer-verify-84ZbGMXZE1/witness.graphml
[2024-12-02 11:17:31,255 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53ab49b2-7998-4e26-b237-1cc7db05dbe9/bin/uautomizer-verify-84ZbGMXZE1/witness.yml
[2024-12-02 11:17:31,255 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-12-02 11:17:31,256 INFO L158 Benchmark]: Toolchain (without parser) took 2451.90ms. Allocated memory is still 117.4MB. Free memory was 89.1MB in the beginning and 75.0MB in the end (delta: 14.1MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB.
[2024-12-02 11:17:31,256 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 117.4MB. Free memory is still 73.2MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-12-02 11:17:31,256 INFO L158 Benchmark]: CACSL2BoogieTranslator took 854.94ms. Allocated memory is still 117.4MB. Free memory was 89.0MB in the beginning and 80.9MB in the end (delta: 8.1MB). Peak memory consumption was 66.2MB. Max. memory is 16.1GB.
[2024-12-02 11:17:31,256 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.07ms. Allocated memory is still 117.4MB. Free memory was 80.9MB in the beginning and 78.3MB in the end (delta: 2.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-12-02 11:17:31,257 INFO L158 Benchmark]: Boogie Preprocessor took 32.19ms. Allocated memory is still 117.4MB. Free memory was 78.3MB in the beginning and 76.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-12-02 11:17:31,257 INFO L158 Benchmark]: RCFGBuilder took 313.68ms. Allocated memory is still 117.4MB. Free memory was 76.7MB in the beginning and 62.0MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2024-12-02 11:17:31,257 INFO L158 Benchmark]: TraceAbstraction took 1118.41ms. Allocated memory is still 117.4MB. Free memory was 61.5MB in the beginning and 80.7MB in the end (delta: -19.3MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-12-02 11:17:31,257 INFO L158 Benchmark]: Witness Printer took 87.30ms. Allocated memory is still 117.4MB. Free memory was 80.7MB in the beginning and 75.0MB in the end (delta: 5.7MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-12-02 11:17:31,259 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 117.4MB. Free memory is still 73.2MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 854.94ms. Allocated memory is still 117.4MB. Free memory was 89.0MB in the beginning and 80.9MB in the end (delta: 8.1MB). Peak memory consumption was 66.2MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 39.07ms. Allocated memory is still 117.4MB. Free memory was 80.9MB in the beginning and 78.3MB in the end (delta: 2.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 32.19ms. Allocated memory is still 117.4MB. Free memory was 78.3MB in the beginning and 76.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB.
* RCFGBuilder took 313.68ms. Allocated memory is still 117.4MB. Free memory was 76.7MB in the beginning and 62.0MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
* TraceAbstraction took 1118.41ms. Allocated memory is still 117.4MB. Free memory was 61.5MB in the beginning and 80.7MB in the end (delta: -19.3MB). There was no memory consumed. Max. memory is 16.1GB.
* Witness Printer took 87.30ms. Allocated memory is still 117.4MB. Free memory was 80.7MB in the beginning and 75.0MB in the end (delta: 5.7MB). There was no memory consumed. 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: 1564]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1564]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1586]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1586]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1611]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1611]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1628]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1628]: 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, 59 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 8, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 104 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 103 mSDsluCounter, 930 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 505 mSDsCounter, 10 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 69 IncrementalHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 10 mSolverCounterUnsat, 425 mSDtfsCounter, 69 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=59occurred in iteration=0, InterpolantAutomatonStates: 28, 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, 8 MinimizatonAttempts, 2 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 179 NumberOfCodeBlocks, 179 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 171 ConstructedInterpolants, 0 QuantifiedInterpolants, 239 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 40/40 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
8 specifications checked. All of them hold
RESULT: Ultimate proved your program to be correct!
[2024-12-02 11:17:31,276 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53ab49b2-7998-4e26-b237-1cc7db05dbe9/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0
Received shutdown request...
--- End real Ultimate output ---
Execution finished normally
Writing output log to file Ultimate.log
Result:
TRUE