./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_postdec_17_good.i --full-output --architecture 64bit
--------------------------------------------------------------------------------
Checking for overflows
Using default analysis
Version a0165632
Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984b777f-6d29-4d42-adeb-b8573ca32289/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984b777f-6d29-4d42-adeb-b8573ca32289/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984b777f-6d29-4d42-adeb-b8573ca32289/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984b777f-6d29-4d42-adeb-b8573ca32289/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_postdec_17_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984b777f-6d29-4d42-adeb-b8573ca32289/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984b777f-6d29-4d42-adeb-b8573ca32289/bin/uautomizer-verify-jihMAELWvX --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 d9bea5117c8c0a4ec3b6d04ad34749e11f55baa315238093be8814a55966f647
--- Real Ultimate output ---
This is Ultimate 0.2.5-dev-a016563
[2024-11-08 18:35:35,791 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-08 18:35:35,903 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984b777f-6d29-4d42-adeb-b8573ca32289/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Overflow-64bit-Automizer_Default.epf
[2024-11-08 18:35:35,911 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-08 18:35:35,911 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-08 18:35:35,937 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-08 18:35:35,938 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-08 18:35:35,938 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-08 18:35:35,940 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-08 18:35:35,941 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-08 18:35:35,942 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-08 18:35:35,943 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-08 18:35:35,943 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-08 18:35:35,946 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-08 18:35:35,947 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-08 18:35:35,947 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-08 18:35:35,947 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-11-08 18:35:35,948 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-11-08 18:35:35,948 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-08 18:35:35,950 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-11-08 18:35:35,950 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-08 18:35:35,951 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-11-08 18:35:35,951 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-11-08 18:35:35,951 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME
[2024-11-08 18:35:35,952 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-11-08 18:35:35,952 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-08 18:35:35,952 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-08 18:35:35,953 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-08 18:35:35,953 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-08 18:35:35,953 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-08 18:35:35,953 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-08 18:35:35,954 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-08 18:35:35,955 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-08 18:35:35,957 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-11-08 18:35:35,957 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-08 18:35:35,957 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-11-08 18:35:35,958 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-11-08 18:35:35,958 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-08 18:35:35,958 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-08 18:35:35,958 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-11-08 18:35:35,959 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-08 18:35:35,959 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984b777f-6d29-4d42-adeb-b8573ca32289/bin/uautomizer-verify-jihMAELWvX/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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984b777f-6d29-4d42-adeb-b8573ca32289/bin/uautomizer-verify-jihMAELWvX
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d9bea5117c8c0a4ec3b6d04ad34749e11f55baa315238093be8814a55966f647
[2024-11-08 18:35:36,192 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-08 18:35:36,216 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-08 18:35:36,219 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-08 18:35:36,221 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-08 18:35:36,221 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-08 18:35:36,223 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984b777f-6d29-4d42-adeb-b8573ca32289/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_postdec_17_good.i
Unable to find full path for "g++"
[2024-11-08 18:35:38,181 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-11-08 18:35:38,528 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-08 18:35:38,532 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984b777f-6d29-4d42-adeb-b8573ca32289/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_postdec_17_good.i
[2024-11-08 18:35:38,563 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984b777f-6d29-4d42-adeb-b8573ca32289/bin/uautomizer-verify-jihMAELWvX/data/a500ab103/573fbeec1d994d749f4578fc214e9e6c/FLAG388b00528
[2024-11-08 18:35:38,752 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984b777f-6d29-4d42-adeb-b8573ca32289/bin/uautomizer-verify-jihMAELWvX/data/a500ab103/573fbeec1d994d749f4578fc214e9e6c
[2024-11-08 18:35:38,754 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-08 18:35:38,755 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-08 18:35:38,757 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-08 18:35:38,757 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-08 18:35:38,763 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-08 18:35:38,764 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:35:38" (1/1) ...
[2024-11-08 18:35:38,765 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65d1d88d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:35:38, skipping insertion in model container
[2024-11-08 18:35:38,765 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:35:38" (1/1) ...
[2024-11-08 18:35:38,829 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-08 18:35:39,834 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-08 18:35:39,848 INFO L200 MainTranslator]: Completed pre-run
[2024-11-08 18:35:39,977 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-08 18:35:40,184 INFO L204 MainTranslator]: Completed translation
[2024-11-08 18:35:40,185 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:35:40 WrapperNode
[2024-11-08 18:35:40,185 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-08 18:35:40,187 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-08 18:35:40,187 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-08 18:35:40,187 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-08 18:35:40,196 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:35:40" (1/1) ...
[2024-11-08 18:35:40,230 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:35:40" (1/1) ...
[2024-11-08 18:35:40,255 INFO L138 Inliner]: procedures = 500, calls = 32, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 122
[2024-11-08 18:35:40,256 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-08 18:35:40,257 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-08 18:35:40,257 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-08 18:35:40,257 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-08 18:35:40,269 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:35:40" (1/1) ...
[2024-11-08 18:35:40,269 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:35:40" (1/1) ...
[2024-11-08 18:35:40,272 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:35:40" (1/1) ...
[2024-11-08 18:35:40,287 INFO L175 MemorySlicer]: Split 1 memory accesses to 1 slices as follows [1]. 100 percent of accesses are in the largest equivalence class. The 1 initializations are split as follows [1]. The 0 writes are split as follows [0].
[2024-11-08 18:35:40,288 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:35:40" (1/1) ...
[2024-11-08 18:35:40,288 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:35:40" (1/1) ...
[2024-11-08 18:35:40,293 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:35:40" (1/1) ...
[2024-11-08 18:35:40,297 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:35:40" (1/1) ...
[2024-11-08 18:35:40,298 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:35:40" (1/1) ...
[2024-11-08 18:35:40,300 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:35:40" (1/1) ...
[2024-11-08 18:35:40,302 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-08 18:35:40,303 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-08 18:35:40,303 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-08 18:35:40,303 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-08 18:35:40,304 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:35:40" (1/1) ...
[2024-11-08 18:35:40,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-08 18:35:40,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984b777f-6d29-4d42-adeb-b8573ca32289/bin/uautomizer-verify-jihMAELWvX/z3
[2024-11-08 18:35:40,345 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984b777f-6d29-4d42-adeb-b8573ca32289/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-11-08 18:35:40,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984b777f-6d29-4d42-adeb-b8573ca32289/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-11-08 18:35:40,381 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine
[2024-11-08 18:35:40,382 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine
[2024-11-08 18:35:40,382 INFO L130 BoogieDeclarations]: Found specification of procedure printLine
[2024-11-08 18:35:40,382 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine
[2024-11-08 18:35:40,382 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-08 18:35:40,383 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-08 18:35:40,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-08 18:35:40,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0
[2024-11-08 18:35:40,530 INFO L238 CfgBuilder]: Building ICFG
[2024-11-08 18:35:40,532 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-08 18:35:40,725 INFO L? ?]: Removed 41 outVars from TransFormulas that were not future-live.
[2024-11-08 18:35:40,725 INFO L287 CfgBuilder]: Performing block encoding
[2024-11-08 18:35:40,739 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-08 18:35:40,739 INFO L316 CfgBuilder]: Removed 0 assume(true) statements.
[2024-11-08 18:35:40,740 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:35:40 BoogieIcfgContainer
[2024-11-08 18:35:40,740 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-08 18:35:40,742 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-08 18:35:40,742 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-11-08 18:35:40,746 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-11-08 18:35:40,746 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 06:35:38" (1/3) ...
[2024-11-08 18:35:40,747 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1cc76e74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:35:40, skipping insertion in model container
[2024-11-08 18:35:40,747 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:35:40" (2/3) ...
[2024-11-08 18:35:40,748 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1cc76e74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:35:40, skipping insertion in model container
[2024-11-08 18:35:40,748 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:35:40" (3/3) ...
[2024-11-08 18:35:40,750 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE191_Integer_Underflow__int_fgets_postdec_17_good.i
[2024-11-08 18:35:40,767 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-08 18:35:40,768 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 12 error locations.
[2024-11-08 18:35:40,825 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-08 18:35:40,832 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;@3c2efda3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-08 18:35:40,833 INFO L334 AbstractCegarLoop]: Starting to check reachability of 12 error locations.
[2024-11-08 18:35:40,837 INFO L276 IsEmpty]: Start isEmpty. Operand has 65 states, 44 states have (on average 1.5227272727272727) internal successors, (67), 56 states have internal predecessors, (67), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6)
[2024-11-08 18:35:40,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2024-11-08 18:35:40,846 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-08 18:35:40,847 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 18:35:40,847 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] ===
[2024-11-08 18:35:40,853 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 18:35:40,856 INFO L85 PathProgramCache]: Analyzing trace with hash 137853010, now seen corresponding path program 1 times
[2024-11-08 18:35:40,868 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 18:35:40,869 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1983630969]
[2024-11-08 18:35:40,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 18:35:40,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 18:35:41,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:35:41,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2024-11-08 18:35:41,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:35:41,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-08 18:35:41,290 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 18:35:41,290 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1983630969]
[2024-11-08 18:35:41,291 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1983630969] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 18:35:41,291 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 18:35:41,292 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-08 18:35:41,293 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [222299581]
[2024-11-08 18:35:41,294 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 18:35:41,299 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-08 18:35:41,299 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 18:35:41,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-08 18:35:41,327 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-08 18:35:41,330 INFO L87 Difference]: Start difference. First operand has 65 states, 44 states have (on average 1.5227272727272727) internal successors, (67), 56 states have internal predecessors, (67), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) Second operand has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 4 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-11-08 18:35:41,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-08 18:35:41,425 INFO L93 Difference]: Finished difference Result 126 states and 153 transitions.
[2024-11-08 18:35:41,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-11-08 18:35:41,429 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 4 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 13
[2024-11-08 18:35:41,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-08 18:35:41,439 INFO L225 Difference]: With dead ends: 126
[2024-11-08 18:35:41,439 INFO L226 Difference]: Without dead ends: 66
[2024-11-08 18:35:41,443 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-08 18:35:41,450 INFO L432 NwaCegarLoop]: 76 mSDtfsCounter, 3 mSDsluCounter, 142 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 218 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2024-11-08 18:35:41,451 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 218 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2024-11-08 18:35:41,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states.
[2024-11-08 18:35:41,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 66.
[2024-11-08 18:35:41,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66 states, 46 states have (on average 1.4782608695652173) internal successors, (68), 57 states have internal predecessors, (68), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6)
[2024-11-08 18:35:41,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 80 transitions.
[2024-11-08 18:35:41,492 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 80 transitions. Word has length 13
[2024-11-08 18:35:41,493 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-08 18:35:41,493 INFO L471 AbstractCegarLoop]: Abstraction has 66 states and 80 transitions.
[2024-11-08 18:35:41,493 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 4 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-11-08 18:35:41,494 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 80 transitions.
[2024-11-08 18:35:41,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2024-11-08 18:35:41,495 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-08 18:35:41,495 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 18:35:41,496 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-11-08 18:35:41,496 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] ===
[2024-11-08 18:35:41,497 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 18:35:41,497 INFO L85 PathProgramCache]: Analyzing trace with hash 333030821, now seen corresponding path program 1 times
[2024-11-08 18:35:41,497 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 18:35:41,497 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1197544351]
[2024-11-08 18:35:41,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 18:35:41,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 18:35:41,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:35:41,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2024-11-08 18:35:41,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:35:41,709 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-08 18:35:41,710 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 18:35:41,710 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1197544351]
[2024-11-08 18:35:41,710 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1197544351] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-08 18:35:41,710 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [987846257]
[2024-11-08 18:35:41,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 18:35:41,711 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-08 18:35:41,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984b777f-6d29-4d42-adeb-b8573ca32289/bin/uautomizer-verify-jihMAELWvX/z3
[2024-11-08 18:35:41,714 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984b777f-6d29-4d42-adeb-b8573ca32289/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-08 18:35:41,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984b777f-6d29-4d42-adeb-b8573ca32289/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process
[2024-11-08 18:35:41,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:35:41,843 INFO L255 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 4 conjuncts are in the unsatisfiable core
[2024-11-08 18:35:41,848 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-08 18:35:41,937 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-08 18:35:41,938 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-11-08 18:35:41,938 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [987846257] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 18:35:41,938 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2024-11-08 18:35:41,938 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7
[2024-11-08 18:35:41,939 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [306274281]
[2024-11-08 18:35:41,940 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 18:35:41,940 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2024-11-08 18:35:41,940 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 18:35:41,942 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2024-11-08 18:35:41,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42
[2024-11-08 18:35:41,943 INFO L87 Difference]: Start difference. First operand 66 states and 80 transitions. Second operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 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)
[2024-11-08 18:35:42,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-08 18:35:42,006 INFO L93 Difference]: Finished difference Result 111 states and 133 transitions.
[2024-11-08 18:35:42,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-11-08 18:35:42,007 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 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 19
[2024-11-08 18:35:42,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-08 18:35:42,008 INFO L225 Difference]: With dead ends: 111
[2024-11-08 18:35:42,009 INFO L226 Difference]: Without dead ends: 57
[2024-11-08 18:35:42,009 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42
[2024-11-08 18:35:42,010 INFO L432 NwaCegarLoop]: 61 mSDtfsCounter, 2 mSDsluCounter, 172 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 233 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-08 18:35:42,011 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 233 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-08 18:35:42,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states.
[2024-11-08 18:35:42,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57.
[2024-11-08 18:35:42,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 40 states have (on average 1.425) internal successors, (57), 49 states have internal predecessors, (57), 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)
[2024-11-08 18:35:42,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 67 transitions.
[2024-11-08 18:35:42,019 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 67 transitions. Word has length 19
[2024-11-08 18:35:42,021 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-08 18:35:42,021 INFO L471 AbstractCegarLoop]: Abstraction has 57 states and 67 transitions.
[2024-11-08 18:35:42,022 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 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)
[2024-11-08 18:35:42,022 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 67 transitions.
[2024-11-08 18:35:42,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21
[2024-11-08 18:35:42,024 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-08 18:35:42,024 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 18:35:42,045 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984b777f-6d29-4d42-adeb-b8573ca32289/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0
[2024-11-08 18:35:42,224 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984b777f-6d29-4d42-adeb-b8573ca32289/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1
[2024-11-08 18:35:42,225 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] ===
[2024-11-08 18:35:42,227 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 18:35:42,227 INFO L85 PathProgramCache]: Analyzing trace with hash -1972110343, now seen corresponding path program 1 times
[2024-11-08 18:35:42,228 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 18:35:42,228 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1152280921]
[2024-11-08 18:35:42,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 18:35:42,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 18:35:42,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:35:42,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2024-11-08 18:35:42,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:35:42,329 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2024-11-08 18:35:42,329 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 18:35:42,330 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1152280921]
[2024-11-08 18:35:42,330 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1152280921] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 18:35:42,330 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 18:35:42,330 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-08 18:35:42,331 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [737385021]
[2024-11-08 18:35:42,331 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 18:35:42,331 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-08 18:35:42,332 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 18:35:42,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-08 18:35:42,333 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-08 18:35:42,333 INFO L87 Difference]: Start difference. First operand 57 states and 67 transitions. Second operand has 3 states, 2 states have (on average 9.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-11-08 18:35:42,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-08 18:35:42,352 INFO L93 Difference]: Finished difference Result 57 states and 67 transitions.
[2024-11-08 18:35:42,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-08 18:35:42,353 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 9.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 20
[2024-11-08 18:35:42,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-08 18:35:42,354 INFO L225 Difference]: With dead ends: 57
[2024-11-08 18:35:42,355 INFO L226 Difference]: Without dead ends: 56
[2024-11-08 18:35:42,355 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-08 18:35:42,357 INFO L432 NwaCegarLoop]: 63 mSDtfsCounter, 1 mSDsluCounter, 60 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 123 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-08 18:35:42,358 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 123 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-08 18:35:42,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states.
[2024-11-08 18:35:42,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 56.
[2024-11-08 18:35:42,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 40 states have (on average 1.4) internal successors, (56), 48 states have internal predecessors, (56), 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)
[2024-11-08 18:35:42,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 66 transitions.
[2024-11-08 18:35:42,366 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 66 transitions. Word has length 20
[2024-11-08 18:35:42,366 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-08 18:35:42,367 INFO L471 AbstractCegarLoop]: Abstraction has 56 states and 66 transitions.
[2024-11-08 18:35:42,367 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 9.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-11-08 18:35:42,367 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 66 transitions.
[2024-11-08 18:35:42,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2024-11-08 18:35:42,368 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-08 18:35:42,369 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 18:35:42,369 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2024-11-08 18:35:42,369 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] ===
[2024-11-08 18:35:42,370 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 18:35:42,370 INFO L85 PathProgramCache]: Analyzing trace with hash -981157736, now seen corresponding path program 1 times
[2024-11-08 18:35:42,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 18:35:42,371 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1145189437]
[2024-11-08 18:35:42,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 18:35:42,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 18:35:42,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:35:42,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2024-11-08 18:35:42,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:35:42,473 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2024-11-08 18:35:42,473 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 18:35:42,473 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1145189437]
[2024-11-08 18:35:42,473 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1145189437] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 18:35:42,474 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 18:35:42,474 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-08 18:35:42,474 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1827983553]
[2024-11-08 18:35:42,474 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 18:35:42,475 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-08 18:35:42,475 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 18:35:42,475 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-08 18:35:42,475 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-08 18:35:42,476 INFO L87 Difference]: Start difference. First operand 56 states and 66 transitions. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 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)
[2024-11-08 18:35:42,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-08 18:35:42,524 INFO L93 Difference]: Finished difference Result 90 states and 107 transitions.
[2024-11-08 18:35:42,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-08 18:35:42,529 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 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 21
[2024-11-08 18:35:42,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-08 18:35:42,530 INFO L225 Difference]: With dead ends: 90
[2024-11-08 18:35:42,530 INFO L226 Difference]: Without dead ends: 67
[2024-11-08 18:35:42,531 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-08 18:35:42,532 INFO L432 NwaCegarLoop]: 65 mSDtfsCounter, 9 mSDsluCounter, 57 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 122 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-08 18:35:42,537 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 122 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-08 18:35:42,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states.
[2024-11-08 18:35:42,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 58.
[2024-11-08 18:35:42,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58 states, 42 states have (on average 1.380952380952381) internal successors, (58), 50 states have internal predecessors, (58), 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)
[2024-11-08 18:35:42,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 68 transitions.
[2024-11-08 18:35:42,552 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 68 transitions. Word has length 21
[2024-11-08 18:35:42,553 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-08 18:35:42,553 INFO L471 AbstractCegarLoop]: Abstraction has 58 states and 68 transitions.
[2024-11-08 18:35:42,555 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 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)
[2024-11-08 18:35:42,556 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 68 transitions.
[2024-11-08 18:35:42,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2024-11-08 18:35:42,557 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-08 18:35:42,557 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 18:35:42,557 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2024-11-08 18:35:42,558 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] ===
[2024-11-08 18:35:42,558 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 18:35:42,559 INFO L85 PathProgramCache]: Analyzing trace with hash -1005878403, now seen corresponding path program 1 times
[2024-11-08 18:35:42,560 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 18:35:42,560 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1850926912]
[2024-11-08 18:35:42,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 18:35:42,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 18:35:42,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:35:42,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2024-11-08 18:35:42,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:35:42,728 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-08 18:35:42,729 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 18:35:42,729 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1850926912]
[2024-11-08 18:35:42,729 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1850926912] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 18:35:42,730 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 18:35:42,730 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-08 18:35:42,730 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1694112272]
[2024-11-08 18:35:42,731 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 18:35:42,732 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-08 18:35:42,732 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 18:35:42,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-08 18:35:42,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-08 18:35:42,734 INFO L87 Difference]: Start difference. First operand 58 states and 68 transitions. Second operand has 4 states, 3 states have (on average 6.333333333333333) internal successors, (19), 4 states have internal predecessors, (19), 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)
[2024-11-08 18:35:42,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-08 18:35:42,774 INFO L93 Difference]: Finished difference Result 58 states and 68 transitions.
[2024-11-08 18:35:42,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-11-08 18:35:42,780 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 6.333333333333333) internal successors, (19), 4 states have internal predecessors, (19), 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 21
[2024-11-08 18:35:42,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-08 18:35:42,781 INFO L225 Difference]: With dead ends: 58
[2024-11-08 18:35:42,781 INFO L226 Difference]: Without dead ends: 57
[2024-11-08 18:35:42,782 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-08 18:35:42,792 INFO L432 NwaCegarLoop]: 61 mSDtfsCounter, 14 mSDsluCounter, 94 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 155 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-08 18:35:42,792 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 155 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-08 18:35:42,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states.
[2024-11-08 18:35:42,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57.
[2024-11-08 18:35:42,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 42 states have (on average 1.3571428571428572) internal successors, (57), 49 states have internal predecessors, (57), 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)
[2024-11-08 18:35:42,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 67 transitions.
[2024-11-08 18:35:42,821 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 67 transitions. Word has length 21
[2024-11-08 18:35:42,824 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-08 18:35:42,825 INFO L471 AbstractCegarLoop]: Abstraction has 57 states and 67 transitions.
[2024-11-08 18:35:42,825 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 6.333333333333333) internal successors, (19), 4 states have internal predecessors, (19), 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)
[2024-11-08 18:35:42,825 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 67 transitions.
[2024-11-08 18:35:42,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28
[2024-11-08 18:35:42,831 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-08 18:35:42,831 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, 1, 1]
[2024-11-08 18:35:42,832 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2024-11-08 18:35:42,832 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] ===
[2024-11-08 18:35:42,833 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 18:35:42,833 INFO L85 PathProgramCache]: Analyzing trace with hash 1984260042, now seen corresponding path program 1 times
[2024-11-08 18:35:42,833 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 18:35:42,833 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1020513252]
[2024-11-08 18:35:42,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 18:35:42,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 18:35:42,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:35:42,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2024-11-08 18:35:42,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:35:42,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19
[2024-11-08 18:35:42,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:35:42,985 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked.
[2024-11-08 18:35:42,987 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 18:35:42,987 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1020513252]
[2024-11-08 18:35:42,988 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1020513252] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 18:35:42,988 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 18:35:42,989 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-08 18:35:42,989 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1130432530]
[2024-11-08 18:35:42,989 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 18:35:42,990 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-08 18:35:42,990 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 18:35:42,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-08 18:35:42,991 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-08 18:35:42,992 INFO L87 Difference]: Start difference. First operand 57 states and 67 transitions. Second operand has 4 states, 3 states have (on average 6.666666666666667) internal successors, (20), 4 states have internal predecessors, (20), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2)
[2024-11-08 18:35:43,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-08 18:35:43,045 INFO L93 Difference]: Finished difference Result 69 states and 82 transitions.
[2024-11-08 18:35:43,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-11-08 18:35:43,046 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 6.666666666666667) internal successors, (20), 4 states have internal predecessors, (20), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 27
[2024-11-08 18:35:43,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-08 18:35:43,048 INFO L225 Difference]: With dead ends: 69
[2024-11-08 18:35:43,051 INFO L226 Difference]: Without dead ends: 67
[2024-11-08 18:35:43,051 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-08 18:35:43,052 INFO L432 NwaCegarLoop]: 60 mSDtfsCounter, 5 mSDsluCounter, 111 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 171 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-08 18:35:43,053 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 171 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-08 18:35:43,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states.
[2024-11-08 18:35:43,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67.
[2024-11-08 18:35:43,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 50 states have (on average 1.32) internal successors, (66), 57 states have internal predecessors, (66), 7 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7)
[2024-11-08 18:35:43,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 80 transitions.
[2024-11-08 18:35:43,072 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 80 transitions. Word has length 27
[2024-11-08 18:35:43,072 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-08 18:35:43,073 INFO L471 AbstractCegarLoop]: Abstraction has 67 states and 80 transitions.
[2024-11-08 18:35:43,073 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 6.666666666666667) internal successors, (20), 4 states have internal predecessors, (20), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2)
[2024-11-08 18:35:43,073 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 80 transitions.
[2024-11-08 18:35:43,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34
[2024-11-08 18:35:43,077 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-08 18:35:43,078 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, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 18:35:43,078 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2024-11-08 18:35:43,079 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] ===
[2024-11-08 18:35:43,080 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 18:35:43,080 INFO L85 PathProgramCache]: Analyzing trace with hash -84738766, now seen corresponding path program 1 times
[2024-11-08 18:35:43,080 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 18:35:43,081 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [875713203]
[2024-11-08 18:35:43,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 18:35:43,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 18:35:43,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:35:43,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2024-11-08 18:35:43,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:35:43,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19
[2024-11-08 18:35:43,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:35:43,221 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked.
[2024-11-08 18:35:43,221 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 18:35:43,221 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [875713203]
[2024-11-08 18:35:43,222 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [875713203] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 18:35:43,222 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 18:35:43,222 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-08 18:35:43,222 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [637342147]
[2024-11-08 18:35:43,223 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 18:35:43,223 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-08 18:35:43,224 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 18:35:43,225 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-08 18:35:43,225 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-08 18:35:43,225 INFO L87 Difference]: Start difference. First operand 67 states and 80 transitions. Second operand has 4 states, 3 states have (on average 8.666666666666666) internal successors, (26), 4 states have internal predecessors, (26), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2)
[2024-11-08 18:35:43,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-08 18:35:43,272 INFO L93 Difference]: Finished difference Result 89 states and 104 transitions.
[2024-11-08 18:35:43,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-11-08 18:35:43,274 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 8.666666666666666) internal successors, (26), 4 states have internal predecessors, (26), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 33
[2024-11-08 18:35:43,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-08 18:35:43,276 INFO L225 Difference]: With dead ends: 89
[2024-11-08 18:35:43,277 INFO L226 Difference]: Without dead ends: 71
[2024-11-08 18:35:43,277 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-08 18:35:43,280 INFO L432 NwaCegarLoop]: 61 mSDtfsCounter, 1 mSDsluCounter, 116 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 177 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-08 18:35:43,280 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 177 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-08 18:35:43,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states.
[2024-11-08 18:35:43,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71.
[2024-11-08 18:35:43,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 54 states have (on average 1.2962962962962963) internal successors, (70), 61 states have internal predecessors, (70), 7 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7)
[2024-11-08 18:35:43,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 84 transitions.
[2024-11-08 18:35:43,292 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 84 transitions. Word has length 33
[2024-11-08 18:35:43,292 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-08 18:35:43,292 INFO L471 AbstractCegarLoop]: Abstraction has 71 states and 84 transitions.
[2024-11-08 18:35:43,293 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 8.666666666666666) internal successors, (26), 4 states have internal predecessors, (26), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2)
[2024-11-08 18:35:43,293 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 84 transitions.
[2024-11-08 18:35:43,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38
[2024-11-08 18:35:43,294 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-08 18:35:43,294 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 18:35:43,295 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2024-11-08 18:35:43,295 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] ===
[2024-11-08 18:35:43,295 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 18:35:43,296 INFO L85 PathProgramCache]: Analyzing trace with hash 572716715, now seen corresponding path program 1 times
[2024-11-08 18:35:43,296 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 18:35:43,296 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1114166292]
[2024-11-08 18:35:43,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 18:35:43,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 18:35:43,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:35:43,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2024-11-08 18:35:43,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:35:43,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19
[2024-11-08 18:35:43,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:35:43,411 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked.
[2024-11-08 18:35:43,411 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 18:35:43,411 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1114166292]
[2024-11-08 18:35:43,412 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1114166292] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-08 18:35:43,412 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [553613214]
[2024-11-08 18:35:43,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 18:35:43,412 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-08 18:35:43,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984b777f-6d29-4d42-adeb-b8573ca32289/bin/uautomizer-verify-jihMAELWvX/z3
[2024-11-08 18:35:43,414 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984b777f-6d29-4d42-adeb-b8573ca32289/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-08 18:35:43,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984b777f-6d29-4d42-adeb-b8573ca32289/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process
[2024-11-08 18:35:43,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:35:43,547 INFO L255 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 4 conjuncts are in the unsatisfiable core
[2024-11-08 18:35:43,549 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-08 18:35:43,583 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked.
[2024-11-08 18:35:43,583 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-11-08 18:35:43,583 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [553613214] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 18:35:43,583 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2024-11-08 18:35:43,583 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7
[2024-11-08 18:35:43,584 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1097416049]
[2024-11-08 18:35:43,584 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 18:35:43,584 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2024-11-08 18:35:43,584 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 18:35:43,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2024-11-08 18:35:43,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42
[2024-11-08 18:35:43,585 INFO L87 Difference]: Start difference. First operand 71 states and 84 transitions. Second operand has 5 states, 5 states have (on average 6.0) internal successors, (30), 5 states have internal predecessors, (30), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2)
[2024-11-08 18:35:43,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-08 18:35:43,610 INFO L93 Difference]: Finished difference Result 88 states and 102 transitions.
[2024-11-08 18:35:43,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-11-08 18:35:43,611 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.0) internal successors, (30), 5 states have internal predecessors, (30), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 37
[2024-11-08 18:35:43,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-08 18:35:43,612 INFO L225 Difference]: With dead ends: 88
[2024-11-08 18:35:43,613 INFO L226 Difference]: Without dead ends: 66
[2024-11-08 18:35:43,613 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42
[2024-11-08 18:35:43,616 INFO L432 NwaCegarLoop]: 57 mSDtfsCounter, 0 mSDsluCounter, 168 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 225 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-08 18:35:43,616 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 225 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-08 18:35:43,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states.
[2024-11-08 18:35:43,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 66.
[2024-11-08 18:35:43,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66 states, 51 states have (on average 1.2352941176470589) internal successors, (63), 56 states have internal predecessors, (63), 7 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7)
[2024-11-08 18:35:43,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 77 transitions.
[2024-11-08 18:35:43,631 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 77 transitions. Word has length 37
[2024-11-08 18:35:43,631 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-08 18:35:43,632 INFO L471 AbstractCegarLoop]: Abstraction has 66 states and 77 transitions.
[2024-11-08 18:35:43,632 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.0) internal successors, (30), 5 states have internal predecessors, (30), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2)
[2024-11-08 18:35:43,632 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 77 transitions.
[2024-11-08 18:35:43,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40
[2024-11-08 18:35:43,633 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-08 18:35:43,633 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 18:35:43,657 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984b777f-6d29-4d42-adeb-b8573ca32289/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0
[2024-11-08 18:35:43,834 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984b777f-6d29-4d42-adeb-b8573ca32289/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-08 18:35:43,834 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] ===
[2024-11-08 18:35:43,834 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 18:35:43,834 INFO L85 PathProgramCache]: Analyzing trace with hash 1534087396, now seen corresponding path program 1 times
[2024-11-08 18:35:43,835 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 18:35:43,835 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1339165924]
[2024-11-08 18:35:43,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 18:35:43,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 18:35:43,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:35:43,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2024-11-08 18:35:43,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:35:43,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19
[2024-11-08 18:35:43,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:35:43,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31
[2024-11-08 18:35:43,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:35:43,979 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked.
[2024-11-08 18:35:43,979 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 18:35:43,980 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1339165924]
[2024-11-08 18:35:43,980 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1339165924] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-08 18:35:43,980 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [231434623]
[2024-11-08 18:35:43,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 18:35:43,981 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-08 18:35:43,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984b777f-6d29-4d42-adeb-b8573ca32289/bin/uautomizer-verify-jihMAELWvX/z3
[2024-11-08 18:35:43,983 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984b777f-6d29-4d42-adeb-b8573ca32289/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-08 18:35:43,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984b777f-6d29-4d42-adeb-b8573ca32289/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process
[2024-11-08 18:35:44,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:35:44,099 INFO L255 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 4 conjuncts are in the unsatisfiable core
[2024-11-08 18:35:44,101 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-08 18:35:44,156 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked.
[2024-11-08 18:35:44,156 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-11-08 18:35:44,156 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [231434623] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 18:35:44,156 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2024-11-08 18:35:44,157 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7
[2024-11-08 18:35:44,157 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [659453035]
[2024-11-08 18:35:44,157 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 18:35:44,158 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2024-11-08 18:35:44,158 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 18:35:44,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2024-11-08 18:35:44,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42
[2024-11-08 18:35:44,159 INFO L87 Difference]: Start difference. First operand 66 states and 77 transitions. Second operand has 5 states, 5 states have (on average 6.0) internal successors, (30), 5 states have internal predecessors, (30), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3)
[2024-11-08 18:35:44,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-08 18:35:44,200 INFO L93 Difference]: Finished difference Result 93 states and 105 transitions.
[2024-11-08 18:35:44,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-11-08 18:35:44,201 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.0) internal successors, (30), 5 states have internal predecessors, (30), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Word has length 39
[2024-11-08 18:35:44,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-08 18:35:44,202 INFO L225 Difference]: With dead ends: 93
[2024-11-08 18:35:44,202 INFO L226 Difference]: Without dead ends: 53
[2024-11-08 18:35:44,202 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42
[2024-11-08 18:35:44,203 INFO L432 NwaCegarLoop]: 53 mSDtfsCounter, 4 mSDsluCounter, 141 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 194 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-08 18:35:44,204 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 194 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-08 18:35:44,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states.
[2024-11-08 18:35:44,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53.
[2024-11-08 18:35:44,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 42 states have (on average 1.1666666666666667) internal successors, (49), 45 states have internal predecessors, (49), 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)
[2024-11-08 18:35:44,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 59 transitions.
[2024-11-08 18:35:44,216 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 59 transitions. Word has length 39
[2024-11-08 18:35:44,216 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-08 18:35:44,216 INFO L471 AbstractCegarLoop]: Abstraction has 53 states and 59 transitions.
[2024-11-08 18:35:44,216 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.0) internal successors, (30), 5 states have internal predecessors, (30), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3)
[2024-11-08 18:35:44,216 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 59 transitions.
[2024-11-08 18:35:44,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40
[2024-11-08 18:35:44,217 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-08 18:35:44,218 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 18:35:44,241 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984b777f-6d29-4d42-adeb-b8573ca32289/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0
[2024-11-08 18:35:44,418 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984b777f-6d29-4d42-adeb-b8573ca32289/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-08 18:35:44,419 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] ===
[2024-11-08 18:35:44,419 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 18:35:44,419 INFO L85 PathProgramCache]: Analyzing trace with hash 635359994, now seen corresponding path program 1 times
[2024-11-08 18:35:44,420 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 18:35:44,420 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [470329871]
[2024-11-08 18:35:44,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 18:35:44,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 18:35:44,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:35:44,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2024-11-08 18:35:44,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:35:44,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19
[2024-11-08 18:35:44,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:35:44,533 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked.
[2024-11-08 18:35:44,535 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 18:35:44,535 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [470329871]
[2024-11-08 18:35:44,535 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [470329871] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 18:35:44,535 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 18:35:44,535 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-08 18:35:44,536 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [966559520]
[2024-11-08 18:35:44,536 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 18:35:44,536 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-08 18:35:44,536 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 18:35:44,537 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-08 18:35:44,537 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-08 18:35:44,537 INFO L87 Difference]: Start difference. First operand 53 states and 59 transitions. Second operand has 4 states, 3 states have (on average 10.666666666666666) internal successors, (32), 4 states have internal predecessors, (32), 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)
[2024-11-08 18:35:44,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-08 18:35:44,569 INFO L93 Difference]: Finished difference Result 58 states and 65 transitions.
[2024-11-08 18:35:44,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-11-08 18:35:44,570 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 10.666666666666666) internal successors, (32), 4 states have internal predecessors, (32), 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 39
[2024-11-08 18:35:44,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-08 18:35:44,571 INFO L225 Difference]: With dead ends: 58
[2024-11-08 18:35:44,571 INFO L226 Difference]: Without dead ends: 57
[2024-11-08 18:35:44,572 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-08 18:35:44,573 INFO L432 NwaCegarLoop]: 55 mSDtfsCounter, 2 mSDsluCounter, 101 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 156 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-08 18:35:44,573 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 156 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-08 18:35:44,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states.
[2024-11-08 18:35:44,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 56.
[2024-11-08 18:35:44,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 45 states have (on average 1.1555555555555554) internal successors, (52), 48 states have internal predecessors, (52), 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)
[2024-11-08 18:35:44,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 62 transitions.
[2024-11-08 18:35:44,589 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 62 transitions. Word has length 39
[2024-11-08 18:35:44,589 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-08 18:35:44,589 INFO L471 AbstractCegarLoop]: Abstraction has 56 states and 62 transitions.
[2024-11-08 18:35:44,590 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 10.666666666666666) internal successors, (32), 4 states have internal predecessors, (32), 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)
[2024-11-08 18:35:44,590 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 62 transitions.
[2024-11-08 18:35:44,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41
[2024-11-08 18:35:44,591 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-08 18:35:44,591 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 18:35:44,591 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9
[2024-11-08 18:35:44,591 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] ===
[2024-11-08 18:35:44,592 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 18:35:44,592 INFO L85 PathProgramCache]: Analyzing trace with hash -1778676534, now seen corresponding path program 1 times
[2024-11-08 18:35:44,592 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 18:35:44,592 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [868606321]
[2024-11-08 18:35:44,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 18:35:44,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 18:35:44,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:35:44,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2024-11-08 18:35:44,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:35:44,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19
[2024-11-08 18:35:44,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:35:44,709 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked.
[2024-11-08 18:35:44,709 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 18:35:44,710 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [868606321]
[2024-11-08 18:35:44,710 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [868606321] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 18:35:44,710 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 18:35:44,710 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-08 18:35:44,711 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1678101306]
[2024-11-08 18:35:44,711 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 18:35:44,711 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-08 18:35:44,711 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 18:35:44,712 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-08 18:35:44,712 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-08 18:35:44,713 INFO L87 Difference]: Start difference. First operand 56 states and 62 transitions. Second operand has 4 states, 3 states have (on average 11.0) internal successors, (33), 4 states have internal predecessors, (33), 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)
[2024-11-08 18:35:44,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-08 18:35:44,740 INFO L93 Difference]: Finished difference Result 56 states and 62 transitions.
[2024-11-08 18:35:44,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-11-08 18:35:44,741 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 11.0) internal successors, (33), 4 states have internal predecessors, (33), 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 40
[2024-11-08 18:35:44,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-08 18:35:44,742 INFO L225 Difference]: With dead ends: 56
[2024-11-08 18:35:44,745 INFO L226 Difference]: Without dead ends: 55
[2024-11-08 18:35:44,745 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-08 18:35:44,746 INFO L432 NwaCegarLoop]: 54 mSDtfsCounter, 5 mSDsluCounter, 94 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 148 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-08 18:35:44,746 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 148 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-08 18:35:44,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states.
[2024-11-08 18:35:44,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55.
[2024-11-08 18:35:44,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 45 states have (on average 1.1333333333333333) internal successors, (51), 47 states have internal predecessors, (51), 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)
[2024-11-08 18:35:44,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 61 transitions.
[2024-11-08 18:35:44,761 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 61 transitions. Word has length 40
[2024-11-08 18:35:44,762 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-08 18:35:44,762 INFO L471 AbstractCegarLoop]: Abstraction has 55 states and 61 transitions.
[2024-11-08 18:35:44,762 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 11.0) internal successors, (33), 4 states have internal predecessors, (33), 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)
[2024-11-08 18:35:44,762 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 61 transitions.
[2024-11-08 18:35:44,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47
[2024-11-08 18:35:44,763 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-08 18:35:44,763 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 18:35:44,763 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10
[2024-11-08 18:35:44,764 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] ===
[2024-11-08 18:35:44,767 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 18:35:44,768 INFO L85 PathProgramCache]: Analyzing trace with hash -1550410580, now seen corresponding path program 1 times
[2024-11-08 18:35:44,768 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 18:35:44,768 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [770025202]
[2024-11-08 18:35:44,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 18:35:44,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 18:35:44,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:35:44,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2024-11-08 18:35:44,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:35:44,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19
[2024-11-08 18:35:44,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:35:44,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40
[2024-11-08 18:35:44,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:35:44,898 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.
[2024-11-08 18:35:44,898 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 18:35:44,899 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [770025202]
[2024-11-08 18:35:44,899 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [770025202] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 18:35:44,899 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 18:35:44,899 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-08 18:35:44,899 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [394679431]
[2024-11-08 18:35:44,900 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 18:35:44,900 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-08 18:35:44,900 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 18:35:44,901 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-08 18:35:44,902 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-08 18:35:44,902 INFO L87 Difference]: Start difference. First operand 55 states and 61 transitions. Second operand has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3)
[2024-11-08 18:35:44,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-08 18:35:44,943 INFO L93 Difference]: Finished difference Result 62 states and 69 transitions.
[2024-11-08 18:35:44,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-11-08 18:35:44,943 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 46
[2024-11-08 18:35:44,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-08 18:35:44,945 INFO L225 Difference]: With dead ends: 62
[2024-11-08 18:35:44,945 INFO L226 Difference]: Without dead ends: 60
[2024-11-08 18:35:44,945 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-08 18:35:44,948 INFO L432 NwaCegarLoop]: 53 mSDtfsCounter, 1 mSDsluCounter, 101 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 154 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-08 18:35:44,949 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 154 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-08 18:35:44,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states.
[2024-11-08 18:35:44,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 60.
[2024-11-08 18:35:44,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60 states, 49 states have (on average 1.1224489795918366) internal successors, (55), 51 states have internal predecessors, (55), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6)
[2024-11-08 18:35:44,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 67 transitions.
[2024-11-08 18:35:44,958 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 67 transitions. Word has length 46
[2024-11-08 18:35:44,959 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-08 18:35:44,960 INFO L471 AbstractCegarLoop]: Abstraction has 60 states and 67 transitions.
[2024-11-08 18:35:44,960 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3)
[2024-11-08 18:35:44,960 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 67 transitions.
[2024-11-08 18:35:44,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51
[2024-11-08 18:35:44,962 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-08 18:35:44,963 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 18:35:44,963 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11
[2024-11-08 18:35:44,963 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] ===
[2024-11-08 18:35:44,964 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 18:35:44,964 INFO L85 PathProgramCache]: Analyzing trace with hash -2002714721, now seen corresponding path program 1 times
[2024-11-08 18:35:44,964 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 18:35:44,964 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1481472013]
[2024-11-08 18:35:44,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 18:35:44,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 18:35:44,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:35:45,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2024-11-08 18:35:45,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:35:45,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19
[2024-11-08 18:35:45,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:35:45,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40
[2024-11-08 18:35:45,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:35:45,144 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.
[2024-11-08 18:35:45,144 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 18:35:45,144 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1481472013]
[2024-11-08 18:35:45,144 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1481472013] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-08 18:35:45,145 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1750897895]
[2024-11-08 18:35:45,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 18:35:45,145 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-08 18:35:45,145 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984b777f-6d29-4d42-adeb-b8573ca32289/bin/uautomizer-verify-jihMAELWvX/z3
[2024-11-08 18:35:45,147 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984b777f-6d29-4d42-adeb-b8573ca32289/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-08 18:35:45,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984b777f-6d29-4d42-adeb-b8573ca32289/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process
[2024-11-08 18:35:45,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:35:45,317 INFO L255 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 4 conjuncts are in the unsatisfiable core
[2024-11-08 18:35:45,320 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-08 18:35:45,368 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.
[2024-11-08 18:35:45,369 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-11-08 18:35:45,369 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1750897895] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 18:35:45,369 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2024-11-08 18:35:45,369 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7
[2024-11-08 18:35:45,369 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [22977712]
[2024-11-08 18:35:45,370 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 18:35:45,370 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2024-11-08 18:35:45,370 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 18:35:45,371 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2024-11-08 18:35:45,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42
[2024-11-08 18:35:45,371 INFO L87 Difference]: Start difference. First operand 60 states and 67 transitions. Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3)
[2024-11-08 18:35:45,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-08 18:35:45,406 INFO L93 Difference]: Finished difference Result 64 states and 70 transitions.
[2024-11-08 18:35:45,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-11-08 18:35:45,406 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 50
[2024-11-08 18:35:45,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-08 18:35:45,407 INFO L225 Difference]: With dead ends: 64
[2024-11-08 18:35:45,407 INFO L226 Difference]: Without dead ends: 0
[2024-11-08 18:35:45,408 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42
[2024-11-08 18:35:45,408 INFO L432 NwaCegarLoop]: 50 mSDtfsCounter, 0 mSDsluCounter, 141 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 191 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-08 18:35:45,409 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 191 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-08 18:35:45,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2024-11-08 18:35:45,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2024-11-08 18:35:45,410 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)
[2024-11-08 18:35:45,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2024-11-08 18:35:45,413 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 50
[2024-11-08 18:35:45,413 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-08 18:35:45,413 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2024-11-08 18:35:45,414 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3)
[2024-11-08 18:35:45,414 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2024-11-08 18:35:45,414 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2024-11-08 18:35:45,418 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 12 remaining)
[2024-11-08 18:35:45,418 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 12 remaining)
[2024-11-08 18:35:45,419 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 12 remaining)
[2024-11-08 18:35:45,419 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 12 remaining)
[2024-11-08 18:35:45,419 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 12 remaining)
[2024-11-08 18:35:45,420 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 12 remaining)
[2024-11-08 18:35:45,420 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 12 remaining)
[2024-11-08 18:35:45,421 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 12 remaining)
[2024-11-08 18:35:45,422 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 12 remaining)
[2024-11-08 18:35:45,422 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 12 remaining)
[2024-11-08 18:35:45,422 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 12 remaining)
[2024-11-08 18:35:45,422 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 12 remaining)
[2024-11-08 18:35:45,450 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984b777f-6d29-4d42-adeb-b8573ca32289/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0
[2024-11-08 18:35:45,623 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984b777f-6d29-4d42-adeb-b8573ca32289/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12
[2024-11-08 18:35:45,627 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 18:35:45,630 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2024-11-08 18:35:45,767 INFO L170 ceAbstractionStarter]: Computing trace abstraction results
[2024-11-08 18:35:45,805 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL
[2024-11-08 18:35:45,807 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID
[2024-11-08 18:35:45,807 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID
[2024-11-08 18:35:45,808 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISupper
[2024-11-08 18:35:45,808 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISlower
[2024-11-08 18:35:45,808 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalpha
[2024-11-08 18:35:45,808 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISdigit
[2024-11-08 18:35:45,809 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISxdigit
[2024-11-08 18:35:45,809 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISspace
[2024-11-08 18:35:45,809 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISprint
[2024-11-08 18:35:45,809 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISgraph
[2024-11-08 18:35:45,810 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISblank
[2024-11-08 18:35:45,810 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_IScntrl
[2024-11-08 18:35:45,810 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISpunct
[2024-11-08 18:35:45,811 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalnum
[2024-11-08 18:35:45,811 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwupper
[2024-11-08 18:35:45,811 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwlower
[2024-11-08 18:35:45,812 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalpha
[2024-11-08 18:35:45,812 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwdigit
[2024-11-08 18:35:45,812 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwxdigit
[2024-11-08 18:35:45,812 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwspace
[2024-11-08 18:35:45,812 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwprint
[2024-11-08 18:35:45,812 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwgraph
[2024-11-08 18:35:45,813 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwblank
[2024-11-08 18:35:45,813 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwcntrl
[2024-11-08 18:35:45,813 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwpunct
[2024-11-08 18:35:45,813 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalnum
[2024-11-08 18:35:45,813 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwupper
[2024-11-08 18:35:45,814 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwlower
[2024-11-08 18:35:45,814 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalpha
[2024-11-08 18:35:45,814 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwdigit
[2024-11-08 18:35:45,814 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwxdigit
[2024-11-08 18:35:45,814 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwspace
[2024-11-08 18:35:45,814 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwprint
[2024-11-08 18:35:45,815 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwgraph
[2024-11-08 18:35:45,815 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwblank
[2024-11-08 18:35:45,815 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwcntrl
[2024-11-08 18:35:45,815 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwpunct
[2024-11-08 18:35:45,815 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalnum
[2024-11-08 18:35:45,818 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL
[2024-11-08 18:35:45,820 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID
[2024-11-08 18:35:45,820 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID
[2024-11-08 18:35:45,821 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISupper
[2024-11-08 18:35:45,821 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISlower
[2024-11-08 18:35:45,821 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalpha
[2024-11-08 18:35:45,821 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISdigit
[2024-11-08 18:35:45,821 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISxdigit
[2024-11-08 18:35:45,821 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISspace
[2024-11-08 18:35:45,821 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISprint
[2024-11-08 18:35:45,822 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISgraph
[2024-11-08 18:35:45,822 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISblank
[2024-11-08 18:35:45,822 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_IScntrl
[2024-11-08 18:35:45,822 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISpunct
[2024-11-08 18:35:45,822 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalnum
[2024-11-08 18:35:45,822 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwupper
[2024-11-08 18:35:45,822 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwlower
[2024-11-08 18:35:45,822 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalpha
[2024-11-08 18:35:45,823 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwdigit
[2024-11-08 18:35:45,823 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwxdigit
[2024-11-08 18:35:45,823 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwspace
[2024-11-08 18:35:45,823 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwprint
[2024-11-08 18:35:45,823 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwgraph
[2024-11-08 18:35:45,823 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwblank
[2024-11-08 18:35:45,823 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwcntrl
[2024-11-08 18:35:45,824 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwpunct
[2024-11-08 18:35:45,824 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalnum
[2024-11-08 18:35:45,824 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwupper
[2024-11-08 18:35:45,824 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwlower
[2024-11-08 18:35:45,828 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalpha
[2024-11-08 18:35:45,829 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwdigit
[2024-11-08 18:35:45,829 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwxdigit
[2024-11-08 18:35:45,829 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwspace
[2024-11-08 18:35:45,829 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwprint
[2024-11-08 18:35:45,829 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwgraph
[2024-11-08 18:35:45,830 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwblank
[2024-11-08 18:35:45,830 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwcntrl
[2024-11-08 18:35:45,831 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwpunct
[2024-11-08 18:35:45,831 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalnum
[2024-11-08 18:35:45,832 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 06:35:45 BoogieIcfgContainer
[2024-11-08 18:35:45,835 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-11-08 18:35:45,836 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-08 18:35:45,836 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-11-08 18:35:45,836 INFO L274 PluginConnector]: Witness Printer initialized
[2024-11-08 18:35:45,837 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:35:40" (3/4) ...
[2024-11-08 18:35:45,841 INFO L142 WitnessPrinter]: Generating witness for correct program
[2024-11-08 18:35:45,847 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine
[2024-11-08 18:35:45,847 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine
[2024-11-08 18:35:45,857 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges
[2024-11-08 18:35:45,857 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges
[2024-11-08 18:35:45,857 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges
[2024-11-08 18:35:45,858 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges
[2024-11-08 18:35:46,043 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984b777f-6d29-4d42-adeb-b8573ca32289/bin/uautomizer-verify-jihMAELWvX/witness.graphml
[2024-11-08 18:35:46,043 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984b777f-6d29-4d42-adeb-b8573ca32289/bin/uautomizer-verify-jihMAELWvX/witness.yml
[2024-11-08 18:35:46,043 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-08 18:35:46,044 INFO L158 Benchmark]: Toolchain (without parser) took 7288.95ms. Allocated memory was 163.6MB in the beginning and 253.8MB in the end (delta: 90.2MB). Free memory was 117.3MB in the beginning and 216.5MB in the end (delta: -99.2MB). Peak memory consumption was 127.9MB. Max. memory is 16.1GB.
[2024-11-08 18:35:46,045 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 163.6MB. Free memory is still 115.9MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-08 18:35:46,046 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1429.18ms. Allocated memory is still 163.6MB. Free memory was 116.9MB in the beginning and 99.9MB in the end (delta: 17.0MB). Peak memory consumption was 48.1MB. Max. memory is 16.1GB.
[2024-11-08 18:35:46,047 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.57ms. Allocated memory is still 163.6MB. Free memory was 99.9MB in the beginning and 96.7MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-11-08 18:35:46,047 INFO L158 Benchmark]: Boogie Preprocessor took 45.87ms. Allocated memory is still 163.6MB. Free memory was 96.7MB in the beginning and 94.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-11-08 18:35:46,047 INFO L158 Benchmark]: RCFGBuilder took 436.90ms. Allocated memory is still 163.6MB. Free memory was 94.6MB in the beginning and 77.9MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2024-11-08 18:35:46,048 INFO L158 Benchmark]: TraceAbstraction took 5093.15ms. Allocated memory was 163.6MB in the beginning and 253.8MB in the end (delta: 90.2MB). Free memory was 77.1MB in the beginning and 84.1MB in the end (delta: -7.0MB). Peak memory consumption was 81.9MB. Max. memory is 16.1GB.
[2024-11-08 18:35:46,049 INFO L158 Benchmark]: Witness Printer took 207.48ms. Allocated memory is still 253.8MB. Free memory was 84.1MB in the beginning and 216.5MB in the end (delta: -132.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
[2024-11-08 18:35:46,052 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.26ms. Allocated memory is still 163.6MB. Free memory is still 115.9MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 1429.18ms. Allocated memory is still 163.6MB. Free memory was 116.9MB in the beginning and 99.9MB in the end (delta: 17.0MB). Peak memory consumption was 48.1MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 69.57ms. Allocated memory is still 163.6MB. Free memory was 99.9MB in the beginning and 96.7MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 45.87ms. Allocated memory is still 163.6MB. Free memory was 96.7MB in the beginning and 94.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* RCFGBuilder took 436.90ms. Allocated memory is still 163.6MB. Free memory was 94.6MB in the beginning and 77.9MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
* TraceAbstraction took 5093.15ms. Allocated memory was 163.6MB in the beginning and 253.8MB in the end (delta: 90.2MB). Free memory was 77.1MB in the beginning and 84.1MB in the end (delta: -7.0MB). Peak memory consumption was 81.9MB. Max. memory is 16.1GB.
* Witness Printer took 207.48ms. Allocated memory is still 253.8MB. Free memory was 84.1MB in the beginning and 216.5MB in the end (delta: -132.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator:
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISupper
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISlower
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalpha
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISdigit
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISxdigit
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISspace
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISprint
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISgraph
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISblank
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_IScntrl
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISpunct
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalnum
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwupper
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwlower
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalpha
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwdigit
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwxdigit
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwspace
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwprint
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwgraph
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwblank
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwcntrl
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwpunct
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalnum
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwupper
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwlower
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalpha
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwdigit
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwxdigit
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwspace
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwprint
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwgraph
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwblank
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwcntrl
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwpunct
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalnum
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISupper
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISlower
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalpha
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISdigit
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISxdigit
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISspace
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISprint
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISgraph
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISblank
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_IScntrl
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISpunct
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalnum
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwupper
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwlower
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalpha
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwdigit
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwxdigit
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwspace
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwprint
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwgraph
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwblank
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwcntrl
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwpunct
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalnum
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwupper
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwlower
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalpha
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwdigit
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwxdigit
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwspace
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwprint
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwgraph
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwblank
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwcntrl
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwpunct
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalnum
* 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: 1553]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1553]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1571]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1571]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1567]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1567]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1586]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1586]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1593]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1593]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1590]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1590]: 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, 65 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 4.8s, OverallIterations: 13, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 57 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 47 mSDsluCounter, 2267 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1498 mSDsCounter, 13 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 222 IncrementalHoareTripleChecker+Invalid, 235 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 13 mSolverCounterUnsat, 769 mSDtfsCounter, 222 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 235 GetRequests, 199 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=71occurred in iteration=7, InterpolantAutomatonStates: 54, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 13 MinimizatonAttempts, 10 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 550 NumberOfCodeBlocks, 550 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 533 ConstructedInterpolants, 0 QuantifiedInterpolants, 783 SizeOfPredicates, 0 NumberOfNonLiveVariables, 694 ConjunctsInSsa, 16 ConjunctsInUnsatCore, 17 InterpolantComputations, 13 PerfectInterpolantSequences, 119/123 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
- AllSpecificationsHoldResult: All specifications hold
12 specifications checked. All of them hold
- InvariantResult [Line: 1586]: Loop Invariant
Derived loop invariant: (((1 <= h) && (((long) data + 2) == 0)) || ((h == 0) && (0 <= ((long) data + 2))))
- InvariantResult [Line: 1553]: Loop Invariant
Derived loop invariant: (((i == 0) && (data <= 2147483647)) || ((1 <= i) && (data <= 2147483647)))
- InvariantResult [Line: 1590]: Loop Invariant
Derived loop invariant: (((j == 0) && (((long) data + 2) == 0)) || ((1 <= j) && (((long) data + 2) <= 0)))
- InvariantResult [Line: 1567]: Loop Invariant
Derived loop invariant: (((1 <= k) && (data <= 2147483647)) || ((k == 0) && (data <= 2147483647)))
- ProcedureContractResult [Line: 1412]: Procedure Contract for printLine
Derived contract for procedure printLine. Ensures: (((((((((((((((((stdin == \old(stdin)) && (stdout == \old(stdout))) && (stderr == \old(stderr))) && (__tzname == \old(__tzname))) && (__daylight == \old(__daylight))) && (__timezone == \old(__timezone))) && (tzname == \old(tzname))) && (daylight == \old(daylight))) && (timezone == \old(timezone))) && (GLOBAL_CONST_TRUE == \old(GLOBAL_CONST_TRUE))) && (GLOBAL_CONST_FALSE == \old(GLOBAL_CONST_FALSE))) && (GLOBAL_CONST_FIVE == \old(GLOBAL_CONST_FIVE))) && (globalTrue == \old(globalTrue))) && (globalFalse == \old(globalFalse))) && (globalFive == \old(globalFive))) && (globalArgc == \old(globalArgc))) && (globalArgv == \old(globalArgv)))
- ProcedureContractResult [Line: 1426]: Procedure Contract for printIntLine
Derived contract for procedure printIntLine. Ensures: (((((((((((((((((stdin == \old(stdin)) && (stdout == \old(stdout))) && (stderr == \old(stderr))) && (__tzname == \old(__tzname))) && (__daylight == \old(__daylight))) && (__timezone == \old(__timezone))) && (tzname == \old(tzname))) && (daylight == \old(daylight))) && (timezone == \old(timezone))) && (GLOBAL_CONST_TRUE == \old(GLOBAL_CONST_TRUE))) && (GLOBAL_CONST_FALSE == \old(GLOBAL_CONST_FALSE))) && (GLOBAL_CONST_FIVE == \old(GLOBAL_CONST_FIVE))) && (globalTrue == \old(globalTrue))) && (globalFalse == \old(globalFalse))) && (globalFive == \old(globalFive))) && (globalArgc == \old(globalArgc))) && (globalArgv == \old(globalArgv)))
RESULT: Ultimate proved your program to be correct!
[2024-11-08 18:35:46,108 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984b777f-6d29-4d42-adeb-b8573ca32289/bin/uautomizer-verify-jihMAELWvX/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