./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_22_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_0e56030a-4b1a-4386-9c1c-f4a58922795d/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e56030a-4b1a-4386-9c1c-f4a58922795d/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_0e56030a-4b1a-4386-9c1c-f4a58922795d/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e56030a-4b1a-4386-9c1c-f4a58922795d/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_22_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e56030a-4b1a-4386-9c1c-f4a58922795d/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_0e56030a-4b1a-4386-9c1c-f4a58922795d/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 1ebbfabea49166ff511f5596f0eeb9786f1784f74a677262de4fa3a984c5f1d1
--- Real Ultimate output ---
This is Ultimate 0.3.0-dev-d790fec
[2024-12-02 12:13:12,928 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-12-02 12:13:12,981 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e56030a-4b1a-4386-9c1c-f4a58922795d/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Overflow-64bit-Automizer_Default.epf
[2024-12-02 12:13:12,986 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-12-02 12:13:12,986 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-12-02 12:13:13,005 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-12-02 12:13:13,006 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-12-02 12:13:13,006 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-12-02 12:13:13,006 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-12-02 12:13:13,006 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-12-02 12:13:13,006 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-12-02 12:13:13,006 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-12-02 12:13:13,007 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-12-02 12:13:13,007 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-12-02 12:13:13,007 INFO L153 SettingsManager]: * Use SBE=true
[2024-12-02 12:13:13,007 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-12-02 12:13:13,007 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-12-02 12:13:13,007 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-12-02 12:13:13,007 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-12-02 12:13:13,007 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-12-02 12:13:13,008 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-12-02 12:13:13,008 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-12-02 12:13:13,008 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME
[2024-12-02 12:13:13,008 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-12-02 12:13:13,008 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-12-02 12:13:13,008 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR
[2024-12-02 12:13:13,008 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-12-02 12:13:13,008 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults:
[2024-12-02 12:13:13,008 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-12-02 12:13:13,009 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-12-02 12:13:13,009 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-12-02 12:13:13,009 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 12:13:13,009 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-12-02 12:13:13,009 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-12-02 12:13:13,009 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-12-02 12:13:13,009 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-12-02 12:13:13,009 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 12:13:13,009 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-12-02 12:13:13,009 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-12-02 12:13:13,010 INFO L153 SettingsManager]: * Compute procedure contracts=false
[2024-12-02 12:13:13,010 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-12-02 12:13:13,010 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-12-02 12:13:13,010 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-12-02 12:13:13,010 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-12-02 12:13:13,010 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-12-02 12:13:13,010 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-12-02 12:13:13,010 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-12-02 12:13:13,010 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_0e56030a-4b1a-4386-9c1c-f4a58922795d/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 -> 1ebbfabea49166ff511f5596f0eeb9786f1784f74a677262de4fa3a984c5f1d1
[2024-12-02 12:13:13,218 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-12-02 12:13:13,225 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-12-02 12:13:13,227 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-12-02 12:13:13,228 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-12-02 12:13:13,228 INFO L274 PluginConnector]: CDTParser initialized
[2024-12-02 12:13:13,229 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e56030a-4b1a-4386-9c1c-f4a58922795d/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_22_good.i
[2024-12-02 12:13:15,800 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e56030a-4b1a-4386-9c1c-f4a58922795d/bin/uautomizer-verify-84ZbGMXZE1/data/ed75af42f/ed4a667f990f488ab2f0c621c5831c32/FLAGebdba56b2
[2024-12-02 12:13:16,109 INFO L384 CDTParser]: Found 1 translation units.
[2024-12-02 12:13:16,110 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e56030a-4b1a-4386-9c1c-f4a58922795d/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_22_good.i
[2024-12-02 12:13:16,128 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e56030a-4b1a-4386-9c1c-f4a58922795d/bin/uautomizer-verify-84ZbGMXZE1/data/ed75af42f/ed4a667f990f488ab2f0c621c5831c32/FLAGebdba56b2
[2024-12-02 12:13:16,395 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e56030a-4b1a-4386-9c1c-f4a58922795d/bin/uautomizer-verify-84ZbGMXZE1/data/ed75af42f/ed4a667f990f488ab2f0c621c5831c32
[2024-12-02 12:13:16,397 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-12-02 12:13:16,399 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-12-02 12:13:16,400 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-12-02 12:13:16,400 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-12-02 12:13:16,403 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-12-02 12:13:16,404 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:13:16" (1/1) ...
[2024-12-02 12:13:16,404 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4feb021e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:13:16, skipping insertion in model container
[2024-12-02 12:13:16,404 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:13:16" (1/1) ...
[2024-12-02 12:13:16,438 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-12-02 12:13:17,036 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-12-02 12:13:17,043 INFO L200 MainTranslator]: Completed pre-run
[2024-12-02 12:13:17,121 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-12-02 12:13:17,211 INFO L204 MainTranslator]: Completed translation
[2024-12-02 12:13:17,212 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:13:17 WrapperNode
[2024-12-02 12:13:17,212 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-12-02 12:13:17,212 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-12-02 12:13:17,212 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-12-02 12:13:17,213 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-12-02 12:13:17,217 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:13:17" (1/1) ...
[2024-12-02 12:13:17,237 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:13:17" (1/1) ...
[2024-12-02 12:13:17,253 INFO L138 Inliner]: procedures = 503, calls = 37, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 90
[2024-12-02 12:13:17,254 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-12-02 12:13:17,254 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-12-02 12:13:17,254 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-12-02 12:13:17,255 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-12-02 12:13:17,263 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:13:17" (1/1) ...
[2024-12-02 12:13:17,263 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:13:17" (1/1) ...
[2024-12-02 12:13:17,265 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:13:17" (1/1) ...
[2024-12-02 12:13:17,274 INFO L175 MemorySlicer]: No memory access in input program.
[2024-12-02 12:13:17,274 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:13:17" (1/1) ...
[2024-12-02 12:13:17,274 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:13:17" (1/1) ...
[2024-12-02 12:13:17,278 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:13:17" (1/1) ...
[2024-12-02 12:13:17,279 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:13:17" (1/1) ...
[2024-12-02 12:13:17,280 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:13:17" (1/1) ...
[2024-12-02 12:13:17,281 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:13:17" (1/1) ...
[2024-12-02 12:13:17,282 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:13:17" (1/1) ...
[2024-12-02 12:13:17,283 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-12-02 12:13:17,284 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-12-02 12:13:17,284 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-12-02 12:13:17,284 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-12-02 12:13:17,284 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:13:17" (1/1) ...
[2024-12-02 12:13:17,288 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 12:13:17,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e56030a-4b1a-4386-9c1c-f4a58922795d/bin/uautomizer-verify-84ZbGMXZE1/z3
[2024-12-02 12:13:17,307 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e56030a-4b1a-4386-9c1c-f4a58922795d/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-12-02 12:13:17,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e56030a-4b1a-4386-9c1c-f4a58922795d/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-12-02 12:13:17,327 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine
[2024-12-02 12:13:17,327 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine
[2024-12-02 12:13:17,327 INFO L130 BoogieDeclarations]: Found specification of procedure printLine
[2024-12-02 12:13:17,327 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine
[2024-12-02 12:13:17,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-12-02 12:13:17,328 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-12-02 12:13:17,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-12-02 12:13:17,429 INFO L234 CfgBuilder]: Building ICFG
[2024-12-02 12:13:17,431 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-12-02 12:13:17,549 INFO L? ?]: Removed 31 outVars from TransFormulas that were not future-live.
[2024-12-02 12:13:17,549 INFO L283 CfgBuilder]: Performing block encoding
[2024-12-02 12:13:17,558 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-12-02 12:13:17,558 INFO L312 CfgBuilder]: Removed 0 assume(true) statements.
[2024-12-02 12:13:17,558 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:13:17 BoogieIcfgContainer
[2024-12-02 12:13:17,559 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-12-02 12:13:17,560 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-12-02 12:13:17,561 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-12-02 12:13:17,565 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-12-02 12:13:17,565 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 12:13:16" (1/3) ...
[2024-12-02 12:13:17,566 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a50404b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 12:13:17, skipping insertion in model container
[2024-12-02 12:13:17,566 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:13:17" (2/3) ...
[2024-12-02 12:13:17,566 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a50404b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 12:13:17, skipping insertion in model container
[2024-12-02 12:13:17,566 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:13:17" (3/3) ...
[2024-12-02 12:13:17,567 INFO L128 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_fscanf_preinc_22_good.i
[2024-12-02 12:13:17,582 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-12-02 12:13:17,583 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG CWE190_Integer_Overflow__int_fscanf_preinc_22_good.i that has 3 procedures, 49 locations, 1 initial locations, 0 loop locations, and 6 error locations.
[2024-12-02 12:13:17,628 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-12-02 12:13:17,638 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;@12e37808, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-12-02 12:13:17,639 INFO L334 AbstractCegarLoop]: Starting to check reachability of 6 error locations.
[2024-12-02 12:13:17,642 INFO L276 IsEmpty]: Start isEmpty. Operand has 49 states, 32 states have (on average 1.375) internal successors, (44), 41 states have internal predecessors, (44), 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 12:13:17,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2024-12-02 12:13:17,647 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 12:13:17,648 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 12:13:17,648 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] ===
[2024-12-02 12:13:17,652 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 12:13:17,653 INFO L85 PathProgramCache]: Analyzing trace with hash -454566333, now seen corresponding path program 1 times
[2024-12-02 12:13:17,660 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 12:13:17,660 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [313871941]
[2024-12-02 12:13:17,660 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 12:13:17,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 12:13:17,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 12:13:17,881 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 12:13:17,881 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 12:13:17,882 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [313871941]
[2024-12-02 12:13:17,882 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [313871941] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 12:13:17,882 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 12:13:17,882 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-12-02 12:13:17,883 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1660308795]
[2024-12-02 12:13:17,884 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 12:13:17,886 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-12-02 12:13:17,887 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 12:13:17,899 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-12-02 12:13:17,899 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-12-02 12:13:17,900 INFO L87 Difference]: Start difference. First operand has 49 states, 32 states have (on average 1.375) internal successors, (44), 41 states have internal predecessors, (44), 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) Second operand has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-12-02 12:13:17,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 12:13:17,927 INFO L93 Difference]: Finished difference Result 50 states and 61 transitions.
[2024-12-02 12:13:17,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-12-02 12:13:17,929 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 11
[2024-12-02 12:13:17,930 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 12:13:17,934 INFO L225 Difference]: With dead ends: 50
[2024-12-02 12:13:17,934 INFO L226 Difference]: Without dead ends: 39
[2024-12-02 12:13:17,937 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 12:13:17,938 INFO L435 NwaCegarLoop]: 55 mSDtfsCounter, 2 mSDsluCounter, 49 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 104 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-12-02 12:13:17,939 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 104 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-12-02 12:13:17,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states.
[2024-12-02 12:13:17,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 38.
[2024-12-02 12:13:17,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38 states, 25 states have (on average 1.36) internal successors, (34), 32 states have internal predecessors, (34), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 5 states have call predecessors, (6), 6 states have call successors, (6)
[2024-12-02 12:13:17,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 46 transitions.
[2024-12-02 12:13:17,972 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 46 transitions. Word has length 11
[2024-12-02 12:13:17,973 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 12:13:17,973 INFO L471 AbstractCegarLoop]: Abstraction has 38 states and 46 transitions.
[2024-12-02 12:13:17,974 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-12-02 12:13:17,974 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 46 transitions.
[2024-12-02 12:13:17,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2024-12-02 12:13:17,975 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 12:13:17,975 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 12:13:17,975 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-12-02 12:13:17,975 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] ===
[2024-12-02 12:13:17,976 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 12:13:17,976 INFO L85 PathProgramCache]: Analyzing trace with hash -1206654378, now seen corresponding path program 1 times
[2024-12-02 12:13:17,976 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 12:13:17,976 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [942893350]
[2024-12-02 12:13:17,976 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 12:13:17,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 12:13:17,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 12:13:18,031 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 12:13:18,032 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 12:13:18,032 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [942893350]
[2024-12-02 12:13:18,032 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [942893350] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 12:13:18,032 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 12:13:18,032 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-12-02 12:13:18,032 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1879651918]
[2024-12-02 12:13:18,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 12:13:18,033 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-12-02 12:13:18,034 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 12:13:18,034 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-12-02 12:13:18,034 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-12-02 12:13:18,034 INFO L87 Difference]: Start difference. First operand 38 states and 46 transitions. Second operand has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 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 12:13:18,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 12:13:18,048 INFO L93 Difference]: Finished difference Result 38 states and 46 transitions.
[2024-12-02 12:13:18,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-12-02 12:13:18,049 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 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 12:13:18,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 12:13:18,051 INFO L225 Difference]: With dead ends: 38
[2024-12-02 12:13:18,051 INFO L226 Difference]: Without dead ends: 37
[2024-12-02 12:13:18,051 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 12:13:18,052 INFO L435 NwaCegarLoop]: 43 mSDtfsCounter, 0 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 82 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-12-02 12:13:18,052 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 82 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-12-02 12:13:18,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states.
[2024-12-02 12:13:18,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37.
[2024-12-02 12:13:18,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37 states, 25 states have (on average 1.32) internal successors, (33), 31 states have internal predecessors, (33), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 5 states have call predecessors, (6), 6 states have call successors, (6)
[2024-12-02 12:13:18,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 45 transitions.
[2024-12-02 12:13:18,058 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 45 transitions. Word has length 12
[2024-12-02 12:13:18,058 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 12:13:18,058 INFO L471 AbstractCegarLoop]: Abstraction has 37 states and 45 transitions.
[2024-12-02 12:13:18,058 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 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 12:13:18,058 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 45 transitions.
[2024-12-02 12:13:18,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2024-12-02 12:13:18,059 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 12:13:18,059 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 12:13:18,059 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2024-12-02 12:13:18,059 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] ===
[2024-12-02 12:13:18,060 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 12:13:18,060 INFO L85 PathProgramCache]: Analyzing trace with hash 191314914, now seen corresponding path program 1 times
[2024-12-02 12:13:18,060 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 12:13:18,060 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1178029354]
[2024-12-02 12:13:18,060 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 12:13:18,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 12:13:18,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 12:13:18,107 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 12:13:18,107 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 12:13:18,107 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1178029354]
[2024-12-02 12:13:18,107 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1178029354] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 12:13:18,107 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 12:13:18,107 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-12-02 12:13:18,108 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [202048950]
[2024-12-02 12:13:18,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 12:13:18,108 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-12-02 12:13:18,108 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 12:13:18,108 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-12-02 12:13:18,109 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-12-02 12:13:18,109 INFO L87 Difference]: Start difference. First operand 37 states and 45 transitions. Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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 12:13:18,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 12:13:18,121 INFO L93 Difference]: Finished difference Result 62 states and 72 transitions.
[2024-12-02 12:13:18,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-12-02 12:13:18,122 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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 19
[2024-12-02 12:13:18,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 12:13:18,122 INFO L225 Difference]: With dead ends: 62
[2024-12-02 12:13:18,122 INFO L226 Difference]: Without dead ends: 36
[2024-12-02 12:13:18,122 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 12:13:18,123 INFO L435 NwaCegarLoop]: 41 mSDtfsCounter, 40 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 41 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-12-02 12:13:18,123 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [40 Valid, 41 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-12-02 12:13:18,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states.
[2024-12-02 12:13:18,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 36.
[2024-12-02 12:13:18,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36 states, 25 states have (on average 1.28) internal successors, (32), 30 states have internal predecessors, (32), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5)
[2024-12-02 12:13:18,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 42 transitions.
[2024-12-02 12:13:18,128 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 42 transitions. Word has length 19
[2024-12-02 12:13:18,128 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 12:13:18,128 INFO L471 AbstractCegarLoop]: Abstraction has 36 states and 42 transitions.
[2024-12-02 12:13:18,129 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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 12:13:18,129 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 42 transitions.
[2024-12-02 12:13:18,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21
[2024-12-02 12:13:18,129 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 12:13:18,129 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 12:13:18,129 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2024-12-02 12:13:18,130 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] ===
[2024-12-02 12:13:18,130 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 12:13:18,130 INFO L85 PathProgramCache]: Analyzing trace with hash 1435277816, now seen corresponding path program 1 times
[2024-12-02 12:13:18,130 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 12:13:18,130 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1196138667]
[2024-12-02 12:13:18,130 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 12:13:18,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 12:13:18,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 12:13:18,212 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 12:13:18,212 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 12:13:18,212 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1196138667]
[2024-12-02 12:13:18,212 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1196138667] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 12:13:18,212 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 12:13:18,213 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-12-02 12:13:18,213 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2066896684]
[2024-12-02 12:13:18,213 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 12:13:18,213 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-12-02 12:13:18,213 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 12:13:18,214 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-12-02 12:13:18,214 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-12-02 12:13:18,214 INFO L87 Difference]: Start difference. First operand 36 states and 42 transitions. Second operand has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 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 12:13:18,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 12:13:18,229 INFO L93 Difference]: Finished difference Result 37 states and 43 transitions.
[2024-12-02 12:13:18,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-12-02 12:13:18,230 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 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 20
[2024-12-02 12:13:18,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 12:13:18,231 INFO L225 Difference]: With dead ends: 37
[2024-12-02 12:13:18,231 INFO L226 Difference]: Without dead ends: 36
[2024-12-02 12:13:18,231 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 12:13:18,232 INFO L435 NwaCegarLoop]: 36 mSDtfsCounter, 2 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 68 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-12-02 12:13:18,232 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 68 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-12-02 12:13:18,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states.
[2024-12-02 12:13:18,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 35.
[2024-12-02 12:13:18,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 25 states have (on average 1.24) internal successors, (31), 29 states have internal predecessors, (31), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5)
[2024-12-02 12:13:18,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 41 transitions.
[2024-12-02 12:13:18,238 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 41 transitions. Word has length 20
[2024-12-02 12:13:18,238 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 12:13:18,238 INFO L471 AbstractCegarLoop]: Abstraction has 35 states and 41 transitions.
[2024-12-02 12:13:18,238 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 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 12:13:18,238 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 41 transitions.
[2024-12-02 12:13:18,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2024-12-02 12:13:18,239 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 12:13:18,239 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 12:13:18,240 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2024-12-02 12:13:18,240 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] ===
[2024-12-02 12:13:18,240 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 12:13:18,240 INFO L85 PathProgramCache]: Analyzing trace with hash 1543939412, now seen corresponding path program 1 times
[2024-12-02 12:13:18,241 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 12:13:18,241 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1749845144]
[2024-12-02 12:13:18,241 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 12:13:18,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 12:13:18,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 12:13:18,278 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 12:13:18,278 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 12:13:18,278 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1749845144]
[2024-12-02 12:13:18,278 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1749845144] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 12:13:18,278 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 12:13:18,278 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-12-02 12:13:18,278 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1677683802]
[2024-12-02 12:13:18,278 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 12:13:18,279 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-12-02 12:13:18,279 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 12:13:18,279 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-12-02 12:13:18,279 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-12-02 12:13:18,279 INFO L87 Difference]: Start difference. First operand 35 states and 41 transitions. Second operand has 3 states, 2 states have (on average 7.0) internal successors, (14), 3 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 12:13:18,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 12:13:18,292 INFO L93 Difference]: Finished difference Result 35 states and 41 transitions.
[2024-12-02 12:13:18,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-12-02 12:13:18,293 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 7.0) internal successors, (14), 3 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 12:13:18,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 12:13:18,293 INFO L225 Difference]: With dead ends: 35
[2024-12-02 12:13:18,293 INFO L226 Difference]: Without dead ends: 34
[2024-12-02 12:13:18,293 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 12:13:18,294 INFO L435 NwaCegarLoop]: 38 mSDtfsCounter, 0 mSDsluCounter, 34 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 72 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-12-02 12:13:18,294 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 72 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-12-02 12:13:18,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states.
[2024-12-02 12:13:18,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 34.
[2024-12-02 12:13:18,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 25 states have (on average 1.2) internal successors, (30), 28 states have internal predecessors, (30), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5)
[2024-12-02 12:13:18,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 40 transitions.
[2024-12-02 12:13:18,299 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 40 transitions. Word has length 21
[2024-12-02 12:13:18,299 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 12:13:18,299 INFO L471 AbstractCegarLoop]: Abstraction has 34 states and 40 transitions.
[2024-12-02 12:13:18,299 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 7.0) internal successors, (14), 3 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 12:13:18,299 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 40 transitions.
[2024-12-02 12:13:18,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23
[2024-12-02 12:13:18,300 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 12:13:18,300 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 12:13:18,300 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2024-12-02 12:13:18,300 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] ===
[2024-12-02 12:13:18,300 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 12:13:18,301 INFO L85 PathProgramCache]: Analyzing trace with hash 631765417, now seen corresponding path program 1 times
[2024-12-02 12:13:18,301 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 12:13:18,301 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1545777953]
[2024-12-02 12:13:18,301 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 12:13:18,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 12:13:18,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 12:13:18,400 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2024-12-02 12:13:18,400 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 12:13:18,400 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1545777953]
[2024-12-02 12:13:18,400 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1545777953] provided 0 perfect and 1 imperfect interpolant sequences
[2024-12-02 12:13:18,400 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [293323844]
[2024-12-02 12:13:18,400 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 12:13:18,401 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-12-02 12:13:18,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e56030a-4b1a-4386-9c1c-f4a58922795d/bin/uautomizer-verify-84ZbGMXZE1/z3
[2024-12-02 12:13:18,403 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e56030a-4b1a-4386-9c1c-f4a58922795d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-12-02 12:13:18,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e56030a-4b1a-4386-9c1c-f4a58922795d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process
[2024-12-02 12:13:18,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 12:13:18,489 INFO L256 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 2 conjuncts are in the unsatisfiable core
[2024-12-02 12:13:18,493 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 12:13:18,512 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 12:13:18,512 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-12-02 12:13:18,512 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [293323844] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 12:13:18,512 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2024-12-02 12:13:18,513 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6
[2024-12-02 12:13:18,513 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [916089553]
[2024-12-02 12:13:18,513 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 12:13:18,513 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-12-02 12:13:18,513 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 12:13:18,513 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-12-02 12:13:18,513 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30
[2024-12-02 12:13:18,514 INFO L87 Difference]: Start difference. First operand 34 states and 40 transitions. Second operand has 3 states, 3 states have (on average 5.0) 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 12:13:18,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 12:13:18,524 INFO L93 Difference]: Finished difference Result 48 states and 52 transitions.
[2024-12-02 12:13:18,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-12-02 12:13:18,525 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) 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 12:13:18,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 12:13:18,525 INFO L225 Difference]: With dead ends: 48
[2024-12-02 12:13:18,526 INFO L226 Difference]: Without dead ends: 41
[2024-12-02 12:13:18,526 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30
[2024-12-02 12:13:18,526 INFO L435 NwaCegarLoop]: 44 mSDtfsCounter, 22 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 65 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-12-02 12:13:18,527 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 65 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-12-02 12:13:18,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states.
[2024-12-02 12:13:18,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 41.
[2024-12-02 12:13:18,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41 states, 30 states have (on average 1.1666666666666667) internal successors, (35), 33 states have internal predecessors, (35), 5 states have call successors, (5), 4 states have call predecessors, (5), 4 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5)
[2024-12-02 12:13:18,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 45 transitions.
[2024-12-02 12:13:18,533 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 45 transitions. Word has length 22
[2024-12-02 12:13:18,533 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 12:13:18,533 INFO L471 AbstractCegarLoop]: Abstraction has 41 states and 45 transitions.
[2024-12-02 12:13:18,533 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.0) 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 12:13:18,533 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 45 transitions.
[2024-12-02 12:13:18,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29
[2024-12-02 12:13:18,534 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 12:13:18,534 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]
[2024-12-02 12:13:18,541 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e56030a-4b1a-4386-9c1c-f4a58922795d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0
[2024-12-02 12:13:18,734 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e56030a-4b1a-4386-9c1c-f4a58922795d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-12-02 12:13:18,735 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] ===
[2024-12-02 12:13:18,735 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 12:13:18,735 INFO L85 PathProgramCache]: Analyzing trace with hash -1323376197, now seen corresponding path program 1 times
[2024-12-02 12:13:18,735 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 12:13:18,735 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1609818651]
[2024-12-02 12:13:18,735 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 12:13:18,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 12:13:18,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 12:13:18,793 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 12:13:18,793 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 12:13:18,793 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1609818651]
[2024-12-02 12:13:18,793 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1609818651] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 12:13:18,793 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 12:13:18,793 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-12-02 12:13:18,793 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [292041674]
[2024-12-02 12:13:18,793 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 12:13:18,794 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-12-02 12:13:18,794 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 12:13:18,794 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-12-02 12:13:18,794 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-12-02 12:13:18,794 INFO L87 Difference]: Start difference. First operand 41 states and 45 transitions. Second operand has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 states have internal predecessors, (16), 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 12:13:18,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 12:13:18,803 INFO L93 Difference]: Finished difference Result 41 states and 45 transitions.
[2024-12-02 12:13:18,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-12-02 12:13:18,804 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 states have internal predecessors, (16), 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 28
[2024-12-02 12:13:18,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 12:13:18,804 INFO L225 Difference]: With dead ends: 41
[2024-12-02 12:13:18,804 INFO L226 Difference]: Without dead ends: 0
[2024-12-02 12:13:18,804 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 12:13:18,805 INFO L435 NwaCegarLoop]: 36 mSDtfsCounter, 1 mSDsluCounter, 34 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 70 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-12-02 12:13:18,805 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 70 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-12-02 12:13:18,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2024-12-02 12:13:18,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2024-12-02 12:13:18,806 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 12:13:18,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2024-12-02 12:13:18,806 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 28
[2024-12-02 12:13:18,806 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 12:13:18,806 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2024-12-02 12:13:18,806 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 states have internal predecessors, (16), 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 12:13:18,806 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2024-12-02 12:13:18,807 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2024-12-02 12:13:18,809 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 6 remaining)
[2024-12-02 12:13:18,809 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 6 remaining)
[2024-12-02 12:13:18,809 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 6 remaining)
[2024-12-02 12:13:18,809 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 6 remaining)
[2024-12-02 12:13:18,809 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 6 remaining)
[2024-12-02 12:13:18,810 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 6 remaining)
[2024-12-02 12:13:18,810 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2024-12-02 12:13:18,812 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1]
[2024-12-02 12:13:18,814 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2024-12-02 12:13:18,857 INFO L170 ceAbstractionStarter]: Computing trace abstraction results
[2024-12-02 12:13:18,862 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 12:13:18 BoogieIcfgContainer
[2024-12-02 12:13:18,862 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-12-02 12:13:18,863 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-12-02 12:13:18,863 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-12-02 12:13:18,863 INFO L274 PluginConnector]: Witness Printer initialized
[2024-12-02 12:13:18,864 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:13:17" (3/4) ...
[2024-12-02 12:13:18,866 INFO L146 WitnessPrinter]: Generating witness for correct program
[2024-12-02 12:13:18,870 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine
[2024-12-02 12:13:18,871 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine
[2024-12-02 12:13:18,874 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges
[2024-12-02 12:13:18,874 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges
[2024-12-02 12:13:18,875 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges
[2024-12-02 12:13:18,875 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges
[2024-12-02 12:13:18,948 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e56030a-4b1a-4386-9c1c-f4a58922795d/bin/uautomizer-verify-84ZbGMXZE1/witness.graphml
[2024-12-02 12:13:18,948 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e56030a-4b1a-4386-9c1c-f4a58922795d/bin/uautomizer-verify-84ZbGMXZE1/witness.yml
[2024-12-02 12:13:18,948 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-12-02 12:13:18,949 INFO L158 Benchmark]: Toolchain (without parser) took 2550.48ms. Allocated memory is still 142.6MB. Free memory was 113.7MB in the beginning and 61.7MB in the end (delta: 52.0MB). Peak memory consumption was 58.3MB. Max. memory is 16.1GB.
[2024-12-02 12:13:18,949 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 142.6MB. Free memory is still 82.7MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-12-02 12:13:18,949 INFO L158 Benchmark]: CACSL2BoogieTranslator took 812.31ms. Allocated memory is still 142.6MB. Free memory was 113.7MB in the beginning and 54.0MB in the end (delta: 59.8MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB.
[2024-12-02 12:13:18,950 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.51ms. Allocated memory is still 142.6MB. Free memory was 54.0MB in the beginning and 112.3MB in the end (delta: -58.4MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB.
[2024-12-02 12:13:18,950 INFO L158 Benchmark]: Boogie Preprocessor took 28.72ms. Allocated memory is still 142.6MB. Free memory was 112.3MB in the beginning and 110.5MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-12-02 12:13:18,950 INFO L158 Benchmark]: RCFGBuilder took 274.97ms. Allocated memory is still 142.6MB. Free memory was 110.5MB in the beginning and 96.5MB in the end (delta: 14.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2024-12-02 12:13:18,950 INFO L158 Benchmark]: TraceAbstraction took 1301.90ms. Allocated memory is still 142.6MB. Free memory was 95.9MB in the beginning and 67.0MB in the end (delta: 28.8MB). Peak memory consumption was 28.0MB. Max. memory is 16.1GB.
[2024-12-02 12:13:18,951 INFO L158 Benchmark]: Witness Printer took 85.40ms. Allocated memory is still 142.6MB. Free memory was 67.0MB in the beginning and 61.7MB in the end (delta: 5.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-12-02 12:13:18,952 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.23ms. Allocated memory is still 142.6MB. Free memory is still 82.7MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 812.31ms. Allocated memory is still 142.6MB. Free memory was 113.7MB in the beginning and 54.0MB in the end (delta: 59.8MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 41.51ms. Allocated memory is still 142.6MB. Free memory was 54.0MB in the beginning and 112.3MB in the end (delta: -58.4MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 28.72ms. Allocated memory is still 142.6MB. Free memory was 112.3MB in the beginning and 110.5MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB.
* RCFGBuilder took 274.97ms. Allocated memory is still 142.6MB. Free memory was 110.5MB in the beginning and 96.5MB in the end (delta: 14.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
* TraceAbstraction took 1301.90ms. Allocated memory is still 142.6MB. Free memory was 95.9MB in the beginning and 67.0MB in the end (delta: 28.8MB). Peak memory consumption was 28.0MB. Max. memory is 16.1GB.
* Witness Printer took 85.40ms. Allocated memory is still 142.6MB. Free memory was 67.0MB in the beginning and 61.7MB in the end (delta: 5.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: ErrorAutomatonStatistics
NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0
- PositiveResult [Line: 1605]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1605]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1621]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1621]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1636]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1636]: 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, 49 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 7, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 68 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 67 mSDsluCounter, 502 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 209 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 35 IncrementalHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 293 mSDtfsCounter, 35 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=49occurred in iteration=0, InterpolantAutomatonStates: 21, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 7 MinimizatonAttempts, 2 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 155 NumberOfCodeBlocks, 155 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 147 ConstructedInterpolants, 0 QuantifiedInterpolants, 212 SizeOfPredicates, 0 NumberOfNonLiveVariables, 122 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 8 InterpolantComputations, 7 PerfectInterpolantSequences, 29/32 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
6 specifications checked. All of them hold
RESULT: Ultimate proved your program to be correct!
[2024-12-02 12:13:18,965 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e56030a-4b1a-4386-9c1c-f4a58922795d/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0
Received shutdown request...
--- End real Ultimate output ---
Execution finished normally
Writing output log to file Ultimate.log
Result:
TRUE