./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-fpi/sina2f.c --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for ERROR reachability
Using default analysis
Version 3289d67d
Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/array-fpi/sina2f.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) )
--witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e23a153007909016a01fbe630ca1e32f2767aaf9a3ccafb094486520a26abba4
--- Real Ultimate output ---
This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m
[2024-11-16 02:57:47,233 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-16 02:57:47,305 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf
[2024-11-16 02:57:47,312 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-16 02:57:47,313 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-16 02:57:47,343 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-16 02:57:47,344 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-16 02:57:47,344 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-16 02:57:47,345 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-16 02:57:47,348 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-16 02:57:47,349 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-16 02:57:47,349 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-16 02:57:47,350 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-16 02:57:47,350 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-16 02:57:47,350 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-16 02:57:47,350 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-16 02:57:47,351 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-11-16 02:57:47,351 INFO L153 SettingsManager]: * sizeof long=4
[2024-11-16 02:57:47,351 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-11-16 02:57:47,353 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-11-16 02:57:47,354 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-16 02:57:47,354 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-11-16 02:57:47,355 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-16 02:57:47,355 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-11-16 02:57:47,355 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-11-16 02:57:47,356 INFO L153 SettingsManager]: * sizeof long double=12
[2024-11-16 02:57:47,356 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-16 02:57:47,356 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-16 02:57:47,356 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults:
[2024-11-16 02:57:47,357 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-16 02:57:47,357 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-16 02:57:47,357 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-16 02:57:47,357 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-16 02:57:47,358 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-16 02:57:47,358 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-11-16 02:57:47,358 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-16 02:57:47,358 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-11-16 02:57:47,358 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-11-16 02:57:47,359 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-16 02:57:47,359 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-16 02:57:47,359 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-11-16 02:57:47,360 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-16 02:57:47,360 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e23a153007909016a01fbe630ca1e32f2767aaf9a3ccafb094486520a26abba4
[2024-11-16 02:57:47,633 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-16 02:57:47,673 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-16 02:57:47,678 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-16 02:57:47,680 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-16 02:57:47,680 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-16 02:57:47,681 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/sina2f.c
[2024-11-16 02:57:49,194 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-11-16 02:57:49,397 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-16 02:57:49,398 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/sina2f.c
[2024-11-16 02:57:49,405 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/730231912/180edeb0cc6341209575e78423d7cfda/FLAG899b254c4
[2024-11-16 02:57:49,773 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/730231912/180edeb0cc6341209575e78423d7cfda
[2024-11-16 02:57:49,776 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-16 02:57:49,777 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-16 02:57:49,779 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-16 02:57:49,779 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-16 02:57:49,784 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-16 02:57:49,785 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 02:57:49" (1/1) ...
[2024-11-16 02:57:49,786 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f75aaa7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 02:57:49, skipping insertion in model container
[2024-11-16 02:57:49,786 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 02:57:49" (1/1) ...
[2024-11-16 02:57:49,808 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-16 02:57:49,974 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/sina2f.c[589,602]
[2024-11-16 02:57:50,003 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-16 02:57:50,015 INFO L200 MainTranslator]: Completed pre-run
[2024-11-16 02:57:50,028 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/sina2f.c[589,602]
[2024-11-16 02:57:50,042 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-16 02:57:50,064 INFO L204 MainTranslator]: Completed translation
[2024-11-16 02:57:50,064 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 02:57:50 WrapperNode
[2024-11-16 02:57:50,065 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-16 02:57:50,066 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-16 02:57:50,066 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-16 02:57:50,066 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-16 02:57:50,073 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 02:57:50" (1/1) ...
[2024-11-16 02:57:50,080 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 02:57:50" (1/1) ...
[2024-11-16 02:57:50,099 INFO L138 Inliner]: procedures = 17, calls = 22, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 80
[2024-11-16 02:57:50,101 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-16 02:57:50,101 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-16 02:57:50,102 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-16 02:57:50,102 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-16 02:57:50,112 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 02:57:50" (1/1) ...
[2024-11-16 02:57:50,113 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 02:57:50" (1/1) ...
[2024-11-16 02:57:50,115 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 02:57:50" (1/1) ...
[2024-11-16 02:57:50,136 INFO L175 MemorySlicer]: Split 11 memory accesses to 3 slices as follows [2, 5, 4]. 45 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0]. The 4 writes are split as follows [0, 2, 2].
[2024-11-16 02:57:50,136 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 02:57:50" (1/1) ...
[2024-11-16 02:57:50,136 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 02:57:50" (1/1) ...
[2024-11-16 02:57:50,148 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 02:57:50" (1/1) ...
[2024-11-16 02:57:50,149 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 02:57:50" (1/1) ...
[2024-11-16 02:57:50,150 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 02:57:50" (1/1) ...
[2024-11-16 02:57:50,151 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 02:57:50" (1/1) ...
[2024-11-16 02:57:50,153 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-16 02:57:50,154 INFO L112 PluginConnector]: ------------------------IcfgBuilder----------------------------
[2024-11-16 02:57:50,155 INFO L270 PluginConnector]: Initializing IcfgBuilder...
[2024-11-16 02:57:50,156 INFO L274 PluginConnector]: IcfgBuilder initialized
[2024-11-16 02:57:50,157 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 02:57:50" (1/1) ...
[2024-11-16 02:57:50,166 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-16 02:57:50,185 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-11-16 02:57:50,209 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-11-16 02:57:50,216 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-11-16 02:57:50,281 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-16 02:57:50,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0
[2024-11-16 02:57:50,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1
[2024-11-16 02:57:50,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2
[2024-11-16 02:57:50,281 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2024-11-16 02:57:50,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0
[2024-11-16 02:57:50,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1
[2024-11-16 02:57:50,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2
[2024-11-16 02:57:50,284 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2024-11-16 02:57:50,284 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-16 02:57:50,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-16 02:57:50,284 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0
[2024-11-16 02:57:50,284 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1
[2024-11-16 02:57:50,284 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2
[2024-11-16 02:57:50,284 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2024-11-16 02:57:50,383 INFO L256 CfgBuilder]: Building ICFG
[2024-11-16 02:57:50,385 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-16 02:57:50,563 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L28: call ULTIMATE.dealloc(main_~#sum~0#1.base, main_~#sum~0#1.offset);havoc main_~#sum~0#1.base, main_~#sum~0#1.offset;
[2024-11-16 02:57:50,573 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live.
[2024-11-16 02:57:50,573 INFO L307 CfgBuilder]: Performing block encoding
[2024-11-16 02:57:50,586 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-16 02:57:50,586 INFO L336 CfgBuilder]: Removed 0 assume(true) statements.
[2024-11-16 02:57:50,586 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 02:57:50 BoogieIcfgContainer
[2024-11-16 02:57:50,587 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder----------------------------
[2024-11-16 02:57:50,592 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-16 02:57:50,593 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-11-16 02:57:50,597 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-11-16 02:57:50,597 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 02:57:49" (1/3) ...
[2024-11-16 02:57:50,598 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bca277b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 02:57:50, skipping insertion in model container
[2024-11-16 02:57:50,599 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 02:57:50" (2/3) ...
[2024-11-16 02:57:50,599 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bca277b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 02:57:50, skipping insertion in model container
[2024-11-16 02:57:50,599 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 02:57:50" (3/3) ...
[2024-11-16 02:57:50,601 INFO L112 eAbstractionObserver]: Analyzing ICFG sina2f.c
[2024-11-16 02:57:50,621 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-16 02:57:50,621 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2024-11-16 02:57:50,695 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-16 02:57:50,704 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;@55b5fdce, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-16 02:57:50,704 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2024-11-16 02:57:50,709 INFO L276 IsEmpty]: Start isEmpty. Operand has 26 states, 24 states have (on average 1.5) internal successors, (36), 25 states have internal predecessors, (36), 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)
[2024-11-16 02:57:50,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2024-11-16 02:57:50,716 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-16 02:57:50,717 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-16 02:57:50,717 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-16 02:57:50,722 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-16 02:57:50,723 INFO L85 PathProgramCache]: Analyzing trace with hash 600769007, now seen corresponding path program 1 times
[2024-11-16 02:57:50,730 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-16 02:57:50,731 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [32822910]
[2024-11-16 02:57:50,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-16 02:57:50,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-16 02:57:50,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-16 02:57:50,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-16 02:57:50,893 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-16 02:57:50,894 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [32822910]
[2024-11-16 02:57:50,895 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [32822910] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-16 02:57:50,895 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-16 02:57:50,895 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-16 02:57:50,897 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [270667643]
[2024-11-16 02:57:50,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-16 02:57:50,904 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2024-11-16 02:57:50,905 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-16 02:57:50,931 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2024-11-16 02:57:50,932 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-16 02:57:50,934 INFO L87 Difference]: Start difference. First operand has 26 states, 24 states have (on average 1.5) internal successors, (36), 25 states have internal predecessors, (36), 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) Second operand has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 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)
[2024-11-16 02:57:50,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-16 02:57:50,951 INFO L93 Difference]: Finished difference Result 47 states and 65 transitions.
[2024-11-16 02:57:50,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-11-16 02:57:50,954 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 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) Word has length 16
[2024-11-16 02:57:50,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-16 02:57:50,962 INFO L225 Difference]: With dead ends: 47
[2024-11-16 02:57:50,963 INFO L226 Difference]: Without dead ends: 21
[2024-11-16 02:57:50,966 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-16 02:57:50,970 INFO L432 NwaCegarLoop]: 29 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 29 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-16 02:57:50,973 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-16 02:57:50,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states.
[2024-11-16 02:57:51,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21.
[2024-11-16 02:57:51,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 20 states have (on average 1.2) internal successors, (24), 20 states have internal predecessors, (24), 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)
[2024-11-16 02:57:51,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 24 transitions.
[2024-11-16 02:57:51,008 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 24 transitions. Word has length 16
[2024-11-16 02:57:51,009 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-16 02:57:51,009 INFO L471 AbstractCegarLoop]: Abstraction has 21 states and 24 transitions.
[2024-11-16 02:57:51,009 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 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)
[2024-11-16 02:57:51,010 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 24 transitions.
[2024-11-16 02:57:51,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2024-11-16 02:57:51,011 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-16 02:57:51,011 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-16 02:57:51,012 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-11-16 02:57:51,012 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-16 02:57:51,013 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-16 02:57:51,013 INFO L85 PathProgramCache]: Analyzing trace with hash -1140538951, now seen corresponding path program 1 times
[2024-11-16 02:57:51,014 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-16 02:57:51,015 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1271182696]
[2024-11-16 02:57:51,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-16 02:57:51,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-16 02:57:51,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-16 02:57:51,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-16 02:57:51,265 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-16 02:57:51,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1271182696]
[2024-11-16 02:57:51,266 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1271182696] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-16 02:57:51,266 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-16 02:57:51,266 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2024-11-16 02:57:51,266 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1611356888]
[2024-11-16 02:57:51,266 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-16 02:57:51,268 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-16 02:57:51,271 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-16 02:57:51,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-16 02:57:51,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2024-11-16 02:57:51,272 INFO L87 Difference]: Start difference. First operand 21 states and 24 transitions. Second operand has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 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)
[2024-11-16 02:57:51,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-16 02:57:51,346 INFO L93 Difference]: Finished difference Result 48 states and 56 transitions.
[2024-11-16 02:57:51,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-11-16 02:57:51,347 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 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) Word has length 19
[2024-11-16 02:57:51,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-16 02:57:51,348 INFO L225 Difference]: With dead ends: 48
[2024-11-16 02:57:51,348 INFO L226 Difference]: Without dead ends: 34
[2024-11-16 02:57:51,349 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2024-11-16 02:57:51,351 INFO L432 NwaCegarLoop]: 15 mSDtfsCounter, 39 mSDsluCounter, 9 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 24 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2024-11-16 02:57:51,353 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [39 Valid, 24 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2024-11-16 02:57:51,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states.
[2024-11-16 02:57:51,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 27.
[2024-11-16 02:57:51,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 26 states have (on average 1.1538461538461537) internal successors, (30), 26 states have internal predecessors, (30), 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)
[2024-11-16 02:57:51,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 30 transitions.
[2024-11-16 02:57:51,366 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 30 transitions. Word has length 19
[2024-11-16 02:57:51,366 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-16 02:57:51,367 INFO L471 AbstractCegarLoop]: Abstraction has 27 states and 30 transitions.
[2024-11-16 02:57:51,367 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 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)
[2024-11-16 02:57:51,367 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 30 transitions.
[2024-11-16 02:57:51,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26
[2024-11-16 02:57:51,368 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-16 02:57:51,369 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-16 02:57:51,369 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2024-11-16 02:57:51,370 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-16 02:57:51,370 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-16 02:57:51,372 INFO L85 PathProgramCache]: Analyzing trace with hash 1310404856, now seen corresponding path program 1 times
[2024-11-16 02:57:51,372 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-16 02:57:51,372 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [489316450]
[2024-11-16 02:57:51,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-16 02:57:51,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-16 02:57:51,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-16 02:57:51,428 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-16 02:57:51,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-16 02:57:51,494 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-16 02:57:51,495 INFO L325 BasicCegarLoop]: Counterexample is feasible
[2024-11-16 02:57:51,496 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining)
[2024-11-16 02:57:51,498 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2024-11-16 02:57:51,503 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1]
[2024-11-16 02:57:51,526 INFO L170 ceAbstractionStarter]: Computing trace abstraction results
[2024-11-16 02:57:51,530 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 02:57:51 BoogieIcfgContainer
[2024-11-16 02:57:51,530 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-11-16 02:57:51,530 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-16 02:57:51,530 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-11-16 02:57:51,531 INFO L274 PluginConnector]: Witness Printer initialized
[2024-11-16 02:57:51,533 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 02:57:50" (3/4) ...
[2024-11-16 02:57:51,534 INFO L137 WitnessPrinter]: Generating witness for reachability counterexample
[2024-11-16 02:57:51,591 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml
[2024-11-16 02:57:51,591 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-16 02:57:51,592 INFO L158 Benchmark]: Toolchain (without parser) took 1814.43ms. Allocated memory was 142.6MB in the beginning and 192.9MB in the end (delta: 50.3MB). Free memory was 91.0MB in the beginning and 110.3MB in the end (delta: -19.2MB). Peak memory consumption was 32.4MB. Max. memory is 16.1GB.
[2024-11-16 02:57:51,592 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 142.6MB. Free memory is still 117.8MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-16 02:57:51,592 INFO L158 Benchmark]: CACSL2BoogieTranslator took 286.04ms. Allocated memory is still 142.6MB. Free memory was 90.8MB in the beginning and 77.1MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
[2024-11-16 02:57:51,593 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.24ms. Allocated memory is still 142.6MB. Free memory was 76.9MB in the beginning and 75.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-11-16 02:57:51,593 INFO L158 Benchmark]: Boogie Preprocessor took 51.82ms. Allocated memory is still 142.6MB. Free memory was 75.4MB in the beginning and 73.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-11-16 02:57:51,594 INFO L158 Benchmark]: IcfgBuilder took 432.63ms. Allocated memory was 142.6MB in the beginning and 192.9MB in the end (delta: 50.3MB). Free memory was 73.4MB in the beginning and 155.4MB in the end (delta: -82.0MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB.
[2024-11-16 02:57:51,594 INFO L158 Benchmark]: TraceAbstraction took 937.88ms. Allocated memory is still 192.9MB. Free memory was 154.3MB in the beginning and 112.4MB in the end (delta: 41.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB.
[2024-11-16 02:57:51,594 INFO L158 Benchmark]: Witness Printer took 60.73ms. Allocated memory is still 192.9MB. Free memory was 112.4MB in the beginning and 110.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-11-16 02:57:51,599 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.18ms. Allocated memory is still 142.6MB. Free memory is still 117.8MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 286.04ms. Allocated memory is still 142.6MB. Free memory was 90.8MB in the beginning and 77.1MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 35.24ms. Allocated memory is still 142.6MB. Free memory was 76.9MB in the beginning and 75.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 51.82ms. Allocated memory is still 142.6MB. Free memory was 75.4MB in the beginning and 73.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* IcfgBuilder took 432.63ms. Allocated memory was 142.6MB in the beginning and 192.9MB in the end (delta: 50.3MB). Free memory was 73.4MB in the beginning and 155.4MB in the end (delta: -82.0MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB.
* TraceAbstraction took 937.88ms. Allocated memory is still 192.9MB. Free memory was 154.3MB in the beginning and 112.4MB in the end (delta: 41.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB.
* Witness Printer took 60.73ms. Allocated memory is still 192.9MB. Free memory was 112.4MB in the beginning and 110.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. 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
- CounterExampleResult [Line: 15]: a call to reach_error is reachable
a call to reach_error is reachable
We found a FailurePath:
[L19] int N;
VAL [N=0]
[L23] N = __VERIFIER_nondet_int()
[L24] COND FALSE !(N <= 0)
[L25] CALL assume_abort_if_not(N <= 2147483647/sizeof(int))
[L13] COND FALSE !(!cond)
VAL [N=1]
[L25] RET assume_abort_if_not(N <= 2147483647/sizeof(int))
[L27] int i;
[L28] long long sum[1];
[L29] long long *a = malloc(sizeof(long long)*N);
[L31] sum[0] = 1
[L32] i=0
VAL [N=1, a={-2:0}, i=0, sum={4:0}]
[L32] COND TRUE i<N
[L34] a[i] = 1
[L32] i++
VAL [N=1, a={-2:0}, i=1, sum={4:0}]
[L32] COND FALSE !(i<N)
VAL [N=1, a={-2:0}, sum={4:0}]
[L37] i=0
VAL [N=1, a={-2:0}, i=0, sum={4:0}]
[L37] COND TRUE i<N
[L39] EXPR sum[0]
[L39] EXPR a[i]
[L39] sum[0] = sum[0] + a[i]
[L37] i++
VAL [N=1, a={-2:0}, i=1, sum={4:0}]
[L37] COND FALSE !(i<N)
VAL [N=1, a={-2:0}, sum={4:0}]
[L42] i=0
VAL [N=1, a={-2:0}, i=0, sum={4:0}]
[L42] COND TRUE i<N
[L44] EXPR a[i]
[L44] EXPR sum[0]
[L44] a[i] = a[i] + sum[0]
[L42] i++
VAL [N=1, a={-2:0}, i=1, sum={4:0}]
[L42] COND FALSE !(i<N)
VAL [N=1, a={-2:0}, sum={4:0}]
[L47] i=0
VAL [N=1, a={-2:0}, i=0, sum={4:0}]
[L47] COND TRUE i<N
[L49] EXPR a[i]
[L49] CALL __VERIFIER_assert(a[i] == N)
[L15] COND TRUE !(cond)
VAL [N=1]
[L15] reach_error()
VAL [N=1]
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 1 procedures, 26 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 3, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 39 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 39 mSDsluCounter, 53 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 9 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 20 IncrementalHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 44 mSDtfsCounter, 20 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=27occurred in iteration=2, InterpolantAutomatonStates: 6, 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, 2 MinimizatonAttempts, 7 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 60 NumberOfCodeBlocks, 60 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 33 ConstructedInterpolants, 0 QuantifiedInterpolants, 49 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 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
RESULT: Ultimate proved your program to be incorrect!
[2024-11-16 02:57:51,626 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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
Writing human readable error path to file UltimateCounterExample.errorpath
Result:
FALSE