./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_04_good.i --full-output --architecture 64bit


--------------------------------------------------------------------------------


Checking for overflows
Using default analysis
Version 9bd2c7ff
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_e1df57f9-5a80-44aa-b5c1-3f2bc919ca42/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1df57f9-5a80-44aa-b5c1-3f2bc919ca42/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1df57f9-5a80-44aa-b5c1-3f2bc919ca42/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1df57f9-5a80-44aa-b5c1-3f2bc919ca42/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_04_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1df57f9-5a80-44aa-b5c1-3f2bc919ca42/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1df57f9-5a80-44aa-b5c1-3f2bc919ca42/bin/uautomizer-verify-uCwYo4JHxu --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 879e7a6b2ccde4cc696b93513127ca6e518635a6a163b067665f967fcab9d3b3
--- Real Ultimate output ---
This is Ultimate 0.2.3-dev-9bd2c7f
[2023-11-19 07:36:12,746 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2023-11-19 07:36:12,825 INFO  L114        SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1df57f9-5a80-44aa-b5c1-3f2bc919ca42/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Overflow-64bit-Automizer_Default.epf
[2023-11-19 07:36:12,831 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2023-11-19 07:36:12,832 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2023-11-19 07:36:12,858 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2023-11-19 07:36:12,859 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2023-11-19 07:36:12,860 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2023-11-19 07:36:12,861 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2023-11-19 07:36:12,861 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2023-11-19 07:36:12,862 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-11-19 07:36:12,863 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2023-11-19 07:36:12,863 INFO  L153        SettingsManager]:  * Use SBE=true
[2023-11-19 07:36:12,865 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-11-19 07:36:12,866 INFO  L153        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2023-11-19 07:36:12,867 INFO  L153        SettingsManager]:  * Overapproximate operations on floating types=true
[2023-11-19 07:36:12,867 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2023-11-19 07:36:12,868 INFO  L153        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2023-11-19 07:36:12,871 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2023-11-19 07:36:12,872 INFO  L153        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2023-11-19 07:36:12,873 INFO  L153        SettingsManager]:  * Check absence of signed integer overflows=true
[2023-11-19 07:36:12,873 INFO  L153        SettingsManager]:  * Check unreachability of reach_error function=false
[2023-11-19 07:36:12,874 INFO  L153        SettingsManager]:  * Check if freed pointer was valid=false
[2023-11-19 07:36:12,874 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2023-11-19 07:36:12,875 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-11-19 07:36:12,876 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2023-11-19 07:36:12,876 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2023-11-19 07:36:12,877 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2023-11-19 07:36:12,877 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-11-19 07:36:12,878 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2023-11-19 07:36:12,878 INFO  L153        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopHeads
[2023-11-19 07:36:12,879 INFO  L153        SettingsManager]:  * Trace refinement strategy=CAMEL
[2023-11-19 07:36:12,879 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2023-11-19 07:36:12,880 INFO  L153        SettingsManager]:  * Automaton type used in concurrency analysis=PETRI_NET
[2023-11-19 07:36:12,880 INFO  L153        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2023-11-19 07:36:12,881 INFO  L153        SettingsManager]:  * Order on configurations for Petri net unfoldings=DBO
[2023-11-19 07:36:12,881 INFO  L153        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2023-11-19 07:36:12,881 INFO  L153        SettingsManager]:  * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC
[2023-11-19 07:36:12,882 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_e1df57f9-5a80-44aa-b5c1-3f2bc919ca42/bin/uautomizer-verify-uCwYo4JHxu/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_e1df57f9-5a80-44aa-b5c1-3f2bc919ca42/bin/uautomizer-verify-uCwYo4JHxu
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 -> 879e7a6b2ccde4cc696b93513127ca6e518635a6a163b067665f967fcab9d3b3
[2023-11-19 07:36:13,221 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2023-11-19 07:36:13,267 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-11-19 07:36:13,271 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-11-19 07:36:13,273 INFO  L270        PluginConnector]: Initializing CDTParser...
[2023-11-19 07:36:13,274 INFO  L274        PluginConnector]: CDTParser initialized
[2023-11-19 07:36:13,275 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1df57f9-5a80-44aa-b5c1-3f2bc919ca42/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_04_good.i
[2023-11-19 07:36:16,681 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2023-11-19 07:36:17,169 INFO  L384              CDTParser]: Found 1 translation units.
[2023-11-19 07:36:17,174 INFO  L180              CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1df57f9-5a80-44aa-b5c1-3f2bc919ca42/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_04_good.i
[2023-11-19 07:36:17,199 INFO  L427              CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1df57f9-5a80-44aa-b5c1-3f2bc919ca42/bin/uautomizer-verify-uCwYo4JHxu/data/e29023a42/3435364073994dcc9e6f5ca3f31c10ba/FLAG98175d61d
[2023-11-19 07:36:17,215 INFO  L435              CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1df57f9-5a80-44aa-b5c1-3f2bc919ca42/bin/uautomizer-verify-uCwYo4JHxu/data/e29023a42/3435364073994dcc9e6f5ca3f31c10ba
[2023-11-19 07:36:17,218 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-11-19 07:36:17,219 INFO  L133        ToolchainWalker]: Walking toolchain with 6 elements.
[2023-11-19 07:36:17,221 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-11-19 07:36:17,221 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-11-19 07:36:17,232 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2023-11-19 07:36:17,233 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:36:17" (1/1) ...
[2023-11-19 07:36:17,235 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5da814f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:17, skipping insertion in model container
[2023-11-19 07:36:17,235 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:36:17" (1/1) ...
[2023-11-19 07:36:17,302 INFO  L177         MainTranslator]: Built tables and reachable declarations
[2023-11-19 07:36:17,703 WARN  L635        FunctionHandler]: implicit declaration of function __builtin_bswap16
[2023-11-19 07:36:18,423 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-11-19 07:36:18,434 INFO  L202         MainTranslator]: Completed pre-run
[2023-11-19 07:36:18,456 WARN  L635        FunctionHandler]: implicit declaration of function __builtin_bswap16
[2023-11-19 07:36:18,523 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-11-19 07:36:18,754 WARN  L675               CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler.
[2023-11-19 07:36:18,754 WARN  L675               CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler.
[2023-11-19 07:36:18,754 WARN  L675               CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler.
[2023-11-19 07:36:18,755 WARN  L675               CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler.
[2023-11-19 07:36:18,755 WARN  L675               CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler.
[2023-11-19 07:36:18,763 INFO  L206         MainTranslator]: Completed translation
[2023-11-19 07:36:18,764 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:18 WrapperNode
[2023-11-19 07:36:18,765 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-11-19 07:36:18,766 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-11-19 07:36:18,767 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-11-19 07:36:18,767 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2023-11-19 07:36:18,775 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:18" (1/1) ...
[2023-11-19 07:36:18,836 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:18" (1/1) ...
[2023-11-19 07:36:18,885 INFO  L138                Inliner]: procedures = 503, calls = 71, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 94
[2023-11-19 07:36:18,886 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-11-19 07:36:18,887 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-11-19 07:36:18,887 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2023-11-19 07:36:18,888 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2023-11-19 07:36:18,907 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:18" (1/1) ...
[2023-11-19 07:36:18,907 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:18" (1/1) ...
[2023-11-19 07:36:18,911 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:18" (1/1) ...
[2023-11-19 07:36:18,912 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:18" (1/1) ...
[2023-11-19 07:36:18,920 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:18" (1/1) ...
[2023-11-19 07:36:18,923 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:18" (1/1) ...
[2023-11-19 07:36:18,926 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:18" (1/1) ...
[2023-11-19 07:36:18,928 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:18" (1/1) ...
[2023-11-19 07:36:18,932 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-11-19 07:36:18,933 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-11-19 07:36:18,933 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2023-11-19 07:36:18,934 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2023-11-19 07:36:18,935 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:18" (1/1) ...
[2023-11-19 07:36:18,943 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2023-11-19 07:36:18,969 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1df57f9-5a80-44aa-b5c1-3f2bc919ca42/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:36:19,001 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1df57f9-5a80-44aa-b5c1-3f2bc919ca42/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2023-11-19 07:36:19,039 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1df57f9-5a80-44aa-b5c1-3f2bc919ca42/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2023-11-19 07:36:19,053 INFO  L130     BoogieDeclarations]: Found specification of procedure printIntLine
[2023-11-19 07:36:19,053 INFO  L138     BoogieDeclarations]: Found implementation of procedure printIntLine
[2023-11-19 07:36:19,054 INFO  L130     BoogieDeclarations]: Found specification of procedure printLine
[2023-11-19 07:36:19,054 INFO  L138     BoogieDeclarations]: Found implementation of procedure printLine
[2023-11-19 07:36:19,054 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2023-11-19 07:36:19,055 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-11-19 07:36:19,055 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-11-19 07:36:19,055 INFO  L130     BoogieDeclarations]: Found specification of procedure time
[2023-11-19 07:36:19,056 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2023-11-19 07:36:19,239 INFO  L236             CfgBuilder]: Building ICFG
[2023-11-19 07:36:19,241 INFO  L262             CfgBuilder]: Building CFG for each procedure with an implementation
[2023-11-19 07:36:19,509 INFO  L277             CfgBuilder]: Performing block encoding
[2023-11-19 07:36:19,519 INFO  L297             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-11-19 07:36:19,519 INFO  L302             CfgBuilder]: Removed 0 assume(true) statements.
[2023-11-19 07:36:19,523 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:36:19 BoogieIcfgContainer
[2023-11-19 07:36:19,523 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-11-19 07:36:19,527 INFO  L112        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2023-11-19 07:36:19,527 INFO  L270        PluginConnector]: Initializing TraceAbstraction...
[2023-11-19 07:36:19,533 INFO  L274        PluginConnector]: TraceAbstraction initialized
[2023-11-19 07:36:19,533 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:36:17" (1/3) ...
[2023-11-19 07:36:19,534 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22bd4456 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:36:19, skipping insertion in model container
[2023-11-19 07:36:19,534 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:18" (2/3) ...
[2023-11-19 07:36:19,534 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22bd4456 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:36:19, skipping insertion in model container
[2023-11-19 07:36:19,534 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:36:19" (3/3) ...
[2023-11-19 07:36:19,536 INFO  L112   eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_max_preinc_04_good.i
[2023-11-19 07:36:19,557 INFO  L203   ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2023-11-19 07:36:19,559 INFO  L162   ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations.
[2023-11-19 07:36:19,626 INFO  L356      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2023-11-19 07:36:19,634 INFO  L357      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, mHoare=true, 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;@40bbedb7, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=<UNSUPPORTED>, UseSemiCommutativity=<UNSUPPORTED>, Solver=<NOT_USED>, SolverTimeout=<NOT_USED>]
[2023-11-19 07:36:19,634 INFO  L358      AbstractCegarLoop]: Starting to check reachability of 8 error locations.
[2023-11-19 07:36:19,638 INFO  L276                IsEmpty]: Start isEmpty. Operand  has 59 states, 38 states have (on average 1.5) internal successors, (57), 50 states have internal predecessors, (57), 10 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 9 states have call predecessors, (10), 10 states have call successors, (10)
[2023-11-19 07:36:19,646 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-11-19 07:36:19,646 INFO  L187           NwaCegarLoop]: Found error trace
[2023-11-19 07:36:19,647 INFO  L195           NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-19 07:36:19,647 INFO  L420      AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] ===
[2023-11-19 07:36:19,653 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:36:19,654 INFO  L85        PathProgramCache]: Analyzing trace with hash 2010894524, now seen corresponding path program 1 times
[2023-11-19 07:36:19,664 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:36:19,664 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [995871798]
[2023-11-19 07:36:19,665 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:36:19,665 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:36:19,800 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:36:19,990 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2023-11-19 07:36:19,993 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:36:20,041 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 07:36:20,046 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-19 07:36:20,047 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [995871798]
[2023-11-19 07:36:20,048 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [995871798] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-19 07:36:20,048 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-19 07:36:20,048 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2023-11-19 07:36:20,050 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [948367313]
[2023-11-19 07:36:20,051 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-19 07:36:20,056 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-19 07:36:20,057 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-19 07:36:20,097 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-19 07:36:20,098 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-19 07:36:20,101 INFO  L87              Difference]: Start difference. First operand  has 59 states, 38 states have (on average 1.5) internal successors, (57), 50 states have internal predecessors, (57), 10 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 9 states have call predecessors, (10), 10 states have call successors, (10) Second operand  has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2023-11-19 07:36:20,185 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-19 07:36:20,186 INFO  L93              Difference]: Finished difference Result 113 states and 146 transitions.
[2023-11-19 07:36:20,187 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-19 07:36:20,189 INFO  L78                 Accepts]: Start accepts. Automaton has  has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12
[2023-11-19 07:36:20,189 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-19 07:36:20,198 INFO  L225             Difference]: With dead ends: 113
[2023-11-19 07:36:20,198 INFO  L226             Difference]: Without dead ends: 54
[2023-11-19 07:36:20,202 INFO  L412           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
[2023-11-19 07:36:20,206 INFO  L413           NwaCegarLoop]: 77 mSDtfsCounter, 2 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 144 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2023-11-19 07:36:20,207 INFO  L414           NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 144 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2023-11-19 07:36:20,225 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 54 states.
[2023-11-19 07:36:20,250 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 52.
[2023-11-19 07:36:20,252 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 52 states, 34 states have (on average 1.5294117647058822) internal successors, (52), 45 states have internal predecessors, (52), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 7 states have call predecessors, (8), 8 states have call successors, (8)
[2023-11-19 07:36:20,254 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 68 transitions.
[2023-11-19 07:36:20,256 INFO  L78                 Accepts]: Start accepts. Automaton has 52 states and 68 transitions. Word has length 12
[2023-11-19 07:36:20,256 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2023-11-19 07:36:20,257 INFO  L495      AbstractCegarLoop]: Abstraction has 52 states and 68 transitions.
[2023-11-19 07:36:20,257 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2023-11-19 07:36:20,257 INFO  L276                IsEmpty]: Start isEmpty. Operand 52 states and 68 transitions.
[2023-11-19 07:36:20,259 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2023-11-19 07:36:20,259 INFO  L187           NwaCegarLoop]: Found error trace
[2023-11-19 07:36:20,259 INFO  L195           NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-19 07:36:20,259 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2023-11-19 07:36:20,260 INFO  L420      AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] ===
[2023-11-19 07:36:20,261 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:36:20,261 INFO  L85        PathProgramCache]: Analyzing trace with hash 2010954106, now seen corresponding path program 1 times
[2023-11-19 07:36:20,261 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:36:20,262 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [813114174]
[2023-11-19 07:36:20,262 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:36:20,262 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:36:20,287 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:36:20,358 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2023-11-19 07:36:20,362 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:36:20,390 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 07:36:20,390 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-19 07:36:20,390 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [813114174]
[2023-11-19 07:36:20,390 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [813114174] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-19 07:36:20,391 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-19 07:36:20,391 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2023-11-19 07:36:20,391 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1303948878]
[2023-11-19 07:36:20,391 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-19 07:36:20,392 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-19 07:36:20,393 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-19 07:36:20,393 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-19 07:36:20,394 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-19 07:36:20,394 INFO  L87              Difference]: Start difference. First operand 52 states and 68 transitions. Second operand  has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2023-11-19 07:36:20,454 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-19 07:36:20,454 INFO  L93              Difference]: Finished difference Result 89 states and 115 transitions.
[2023-11-19 07:36:20,455 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-19 07:36:20,455 INFO  L78                 Accepts]: Start accepts. Automaton has  has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12
[2023-11-19 07:36:20,456 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-19 07:36:20,459 INFO  L225             Difference]: With dead ends: 89
[2023-11-19 07:36:20,460 INFO  L226             Difference]: Without dead ends: 44
[2023-11-19 07:36:20,461 INFO  L412           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
[2023-11-19 07:36:20,464 INFO  L413           NwaCegarLoop]: 46 mSDtfsCounter, 48 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 46 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2023-11-19 07:36:20,465 INFO  L414           NwaCegarLoop]: SdHoareTripleChecker [48 Valid, 46 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2023-11-19 07:36:20,466 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 44 states.
[2023-11-19 07:36:20,474 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 44.
[2023-11-19 07:36:20,474 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 44 states, 29 states have (on average 1.3103448275862069) internal successors, (38), 37 states have internal predecessors, (38), 7 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (7), 6 states have call predecessors, (7), 7 states have call successors, (7)
[2023-11-19 07:36:20,476 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 52 transitions.
[2023-11-19 07:36:20,476 INFO  L78                 Accepts]: Start accepts. Automaton has 44 states and 52 transitions. Word has length 12
[2023-11-19 07:36:20,477 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2023-11-19 07:36:20,477 INFO  L495      AbstractCegarLoop]: Abstraction has 44 states and 52 transitions.
[2023-11-19 07:36:20,477 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2023-11-19 07:36:20,478 INFO  L276                IsEmpty]: Start isEmpty. Operand 44 states and 52 transitions.
[2023-11-19 07:36:20,478 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 21
[2023-11-19 07:36:20,479 INFO  L187           NwaCegarLoop]: Found error trace
[2023-11-19 07:36:20,479 INFO  L195           NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-19 07:36:20,479 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2023-11-19 07:36:20,480 INFO  L420      AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] ===
[2023-11-19 07:36:20,480 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:36:20,481 INFO  L85        PathProgramCache]: Analyzing trace with hash 1299152580, now seen corresponding path program 1 times
[2023-11-19 07:36:20,481 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:36:20,481 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [18499388]
[2023-11-19 07:36:20,481 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:36:20,482 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:36:20,502 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:36:20,540 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2023-11-19 07:36:20,544 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:36:20,554 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10
[2023-11-19 07:36:20,557 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:36:20,565 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2023-11-19 07:36:20,565 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-19 07:36:20,565 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [18499388]
[2023-11-19 07:36:20,566 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [18499388] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-19 07:36:20,566 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-19 07:36:20,566 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2023-11-19 07:36:20,566 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [425475315]
[2023-11-19 07:36:20,567 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-19 07:36:20,567 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-19 07:36:20,567 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-19 07:36:20,568 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-19 07:36:20,568 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-19 07:36:20,569 INFO  L87              Difference]: Start difference. First operand 44 states and 52 transitions. Second operand  has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2)
[2023-11-19 07:36:20,582 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-19 07:36:20,582 INFO  L93              Difference]: Finished difference Result 78 states and 89 transitions.
[2023-11-19 07:36:20,583 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-19 07:36:20,583 INFO  L78                 Accepts]: Start accepts. Automaton has  has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 20
[2023-11-19 07:36:20,583 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-19 07:36:20,584 INFO  L225             Difference]: With dead ends: 78
[2023-11-19 07:36:20,585 INFO  L226             Difference]: Without dead ends: 42
[2023-11-19 07:36:20,585 INFO  L412           NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-19 07:36:20,587 INFO  L413           NwaCegarLoop]: 44 mSDtfsCounter, 41 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 44 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2023-11-19 07:36:20,588 INFO  L414           NwaCegarLoop]: SdHoareTripleChecker [41 Valid, 44 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2023-11-19 07:36:20,589 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 42 states.
[2023-11-19 07:36:20,595 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 42.
[2023-11-19 07:36:20,596 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 42 states, 29 states have (on average 1.2413793103448276) internal successors, (36), 35 states have internal predecessors, (36), 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)
[2023-11-19 07:36:20,597 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 46 transitions.
[2023-11-19 07:36:20,597 INFO  L78                 Accepts]: Start accepts. Automaton has 42 states and 46 transitions. Word has length 20
[2023-11-19 07:36:20,597 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2023-11-19 07:36:20,598 INFO  L495      AbstractCegarLoop]: Abstraction has 42 states and 46 transitions.
[2023-11-19 07:36:20,598 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2)
[2023-11-19 07:36:20,598 INFO  L276                IsEmpty]: Start isEmpty. Operand 42 states and 46 transitions.
[2023-11-19 07:36:20,599 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2023-11-19 07:36:20,599 INFO  L187           NwaCegarLoop]: Found error trace
[2023-11-19 07:36:20,600 INFO  L195           NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-19 07:36:20,600 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2023-11-19 07:36:20,600 INFO  L420      AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] ===
[2023-11-19 07:36:20,601 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:36:20,601 INFO  L85        PathProgramCache]: Analyzing trace with hash 1309135630, now seen corresponding path program 1 times
[2023-11-19 07:36:20,601 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:36:20,602 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1350248749]
[2023-11-19 07:36:20,602 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:36:20,602 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:36:20,621 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:36:20,656 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2023-11-19 07:36:20,658 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:36:20,663 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11
[2023-11-19 07:36:20,665 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:36:20,670 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2023-11-19 07:36:20,671 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-19 07:36:20,671 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1350248749]
[2023-11-19 07:36:20,671 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1350248749] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-19 07:36:20,671 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-19 07:36:20,672 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2023-11-19 07:36:20,672 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1502682662]
[2023-11-19 07:36:20,672 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-19 07:36:20,673 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-19 07:36:20,673 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-19 07:36:20,673 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-19 07:36:20,674 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-19 07:36:20,674 INFO  L87              Difference]: Start difference. First operand 42 states and 46 transitions. Second operand  has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2)
[2023-11-19 07:36:20,684 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-19 07:36:20,685 INFO  L93              Difference]: Finished difference Result 61 states and 64 transitions.
[2023-11-19 07:36:20,685 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-19 07:36:20,685 INFO  L78                 Accepts]: Start accepts. Automaton has  has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 21
[2023-11-19 07:36:20,686 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-19 07:36:20,687 INFO  L225             Difference]: With dead ends: 61
[2023-11-19 07:36:20,687 INFO  L226             Difference]: Without dead ends: 36
[2023-11-19 07:36:20,687 INFO  L412           NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-19 07:36:20,689 INFO  L413           NwaCegarLoop]: 37 mSDtfsCounter, 1 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 69 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2023-11-19 07:36:20,690 INFO  L414           NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 69 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2023-11-19 07:36:20,691 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 36 states.
[2023-11-19 07:36:20,696 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 36.
[2023-11-19 07:36:20,697 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 36 states, 26 states have (on average 1.1538461538461537) internal successors, (30), 29 states have internal predecessors, (30), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4)
[2023-11-19 07:36:20,698 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 38 transitions.
[2023-11-19 07:36:20,698 INFO  L78                 Accepts]: Start accepts. Automaton has 36 states and 38 transitions. Word has length 21
[2023-11-19 07:36:20,698 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2023-11-19 07:36:20,698 INFO  L495      AbstractCegarLoop]: Abstraction has 36 states and 38 transitions.
[2023-11-19 07:36:20,699 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2)
[2023-11-19 07:36:20,699 INFO  L276                IsEmpty]: Start isEmpty. Operand 36 states and 38 transitions.
[2023-11-19 07:36:20,700 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 30
[2023-11-19 07:36:20,700 INFO  L187           NwaCegarLoop]: Found error trace
[2023-11-19 07:36:20,700 INFO  L195           NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-19 07:36:20,701 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2023-11-19 07:36:20,701 INFO  L420      AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] ===
[2023-11-19 07:36:20,701 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:36:20,702 INFO  L85        PathProgramCache]: Analyzing trace with hash -1193549525, now seen corresponding path program 1 times
[2023-11-19 07:36:20,702 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:36:20,702 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [566142667]
[2023-11-19 07:36:20,702 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:36:20,703 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:36:20,728 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:36:20,767 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2023-11-19 07:36:20,768 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:36:20,773 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11
[2023-11-19 07:36:20,774 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:36:20,778 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20
[2023-11-19 07:36:20,780 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:36:20,785 INFO  L134       CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.
[2023-11-19 07:36:20,785 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-19 07:36:20,786 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [566142667]
[2023-11-19 07:36:20,786 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [566142667] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-19 07:36:20,786 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-19 07:36:20,786 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2023-11-19 07:36:20,787 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1233991590]
[2023-11-19 07:36:20,787 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-19 07:36:20,787 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-19 07:36:20,788 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-19 07:36:20,788 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-19 07:36:20,789 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-19 07:36:20,789 INFO  L87              Difference]: Start difference. First operand 36 states and 38 transitions. Second operand  has 3 states, 2 states have (on average 8.5) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3)
[2023-11-19 07:36:20,801 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-19 07:36:20,801 INFO  L93              Difference]: Finished difference Result 36 states and 38 transitions.
[2023-11-19 07:36:20,802 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-19 07:36:20,802 INFO  L78                 Accepts]: Start accepts. Automaton has  has 3 states, 2 states have (on average 8.5) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 29
[2023-11-19 07:36:20,803 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-19 07:36:20,803 INFO  L225             Difference]: With dead ends: 36
[2023-11-19 07:36:20,803 INFO  L226             Difference]: Without dead ends: 34
[2023-11-19 07:36:20,804 INFO  L412           NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-19 07:36:20,805 INFO  L413           NwaCegarLoop]: 34 mSDtfsCounter, 1 mSDsluCounter, 30 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 64 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2023-11-19 07:36:20,806 INFO  L414           NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 64 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2023-11-19 07:36:20,807 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 34 states.
[2023-11-19 07:36:20,813 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 34.
[2023-11-19 07:36:20,815 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 34 states, 26 states have (on average 1.0769230769230769) internal successors, (28), 27 states have internal predecessors, (28), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4)
[2023-11-19 07:36:20,816 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 36 transitions.
[2023-11-19 07:36:20,817 INFO  L78                 Accepts]: Start accepts. Automaton has 34 states and 36 transitions. Word has length 29
[2023-11-19 07:36:20,819 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2023-11-19 07:36:20,820 INFO  L495      AbstractCegarLoop]: Abstraction has 34 states and 36 transitions.
[2023-11-19 07:36:20,821 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 2 states have (on average 8.5) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3)
[2023-11-19 07:36:20,821 INFO  L276                IsEmpty]: Start isEmpty. Operand 34 states and 36 transitions.
[2023-11-19 07:36:20,822 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 40
[2023-11-19 07:36:20,823 INFO  L187           NwaCegarLoop]: Found error trace
[2023-11-19 07:36:20,823 INFO  L195           NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-19 07:36:20,823 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2023-11-19 07:36:20,824 INFO  L420      AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] ===
[2023-11-19 07:36:20,824 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:36:20,824 INFO  L85        PathProgramCache]: Analyzing trace with hash 447056466, now seen corresponding path program 1 times
[2023-11-19 07:36:20,825 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:36:20,826 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [535114379]
[2023-11-19 07:36:20,828 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:36:20,829 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:36:20,858 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:36:20,917 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2023-11-19 07:36:20,919 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:36:20,923 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11
[2023-11-19 07:36:20,925 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:36:20,929 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20
[2023-11-19 07:36:20,931 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:36:20,935 INFO  L376   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30
[2023-11-19 07:36:20,936 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:36:20,940 INFO  L134       CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.
[2023-11-19 07:36:20,941 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-19 07:36:20,941 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [535114379]
[2023-11-19 07:36:20,941 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [535114379] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-19 07:36:20,941 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-19 07:36:20,941 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2023-11-19 07:36:20,942 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2069335715]
[2023-11-19 07:36:20,942 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-19 07:36:20,942 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-19 07:36:20,942 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-19 07:36:20,943 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-19 07:36:20,943 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-19 07:36:20,944 INFO  L87              Difference]: Start difference. First operand 34 states and 36 transitions. Second operand  has 3 states, 2 states have (on average 12.5) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4)
[2023-11-19 07:36:20,953 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-19 07:36:20,954 INFO  L93              Difference]: Finished difference Result 34 states and 36 transitions.
[2023-11-19 07:36:20,954 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2023-11-19 07:36:20,954 INFO  L78                 Accepts]: Start accepts. Automaton has  has 3 states, 2 states have (on average 12.5) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 39
[2023-11-19 07:36:20,955 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-19 07:36:20,955 INFO  L225             Difference]: With dead ends: 34
[2023-11-19 07:36:20,956 INFO  L226             Difference]: Without dead ends: 0
[2023-11-19 07:36:20,956 INFO  L412           NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-19 07:36:20,958 INFO  L413           NwaCegarLoop]: 33 mSDtfsCounter, 1 mSDsluCounter, 30 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 63 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2023-11-19 07:36:20,959 INFO  L414           NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 63 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2023-11-19 07:36:20,960 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2023-11-19 07:36:20,960 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2023-11-19 07:36:20,960 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)
[2023-11-19 07:36:20,961 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2023-11-19 07:36:20,961 INFO  L78                 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 39
[2023-11-19 07:36:20,961 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2023-11-19 07:36:20,961 INFO  L495      AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2023-11-19 07:36:20,962 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 2 states have (on average 12.5) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4)
[2023-11-19 07:36:20,962 INFO  L276                IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2023-11-19 07:36:20,962 INFO  L282                IsEmpty]: Finished isEmpty. No accepting run.
[2023-11-19 07:36:20,981 INFO  L805   garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 8 remaining)
[2023-11-19 07:36:20,982 INFO  L805   garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 8 remaining)
[2023-11-19 07:36:20,982 INFO  L805   garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 8 remaining)
[2023-11-19 07:36:20,982 INFO  L805   garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 8 remaining)
[2023-11-19 07:36:20,983 INFO  L805   garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 8 remaining)
[2023-11-19 07:36:20,983 INFO  L805   garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 8 remaining)
[2023-11-19 07:36:20,983 INFO  L805   garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 8 remaining)
[2023-11-19 07:36:20,983 INFO  L805   garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 8 remaining)
[2023-11-19 07:36:20,984 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2023-11-19 07:36:20,986 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2023-11-19 07:36:21,053 INFO  L902   garLoopResultBuilder]: At program point $Ultimate##0(lines 1412 1418) the Hoare annotation is: true
[2023-11-19 07:36:21,053 INFO  L899   garLoopResultBuilder]: For program point printLineEXIT(lines 1412 1418) no Hoare annotation was computed.
[2023-11-19 07:36:21,053 INFO  L899   garLoopResultBuilder]: For program point L1414(lines 1414 1417) no Hoare annotation was computed.
[2023-11-19 07:36:21,053 INFO  L899   garLoopResultBuilder]: For program point L1414-2(lines 1412 1418) no Hoare annotation was computed.
[2023-11-19 07:36:21,054 INFO  L902   garLoopResultBuilder]: At program point $Ultimate##0(lines 1426 1429) the Hoare annotation is: true
[2023-11-19 07:36:21,054 INFO  L899   garLoopResultBuilder]: For program point printIntLineEXIT(lines 1426 1429) no Hoare annotation was computed.
[2023-11-19 07:36:21,054 INFO  L899   garLoopResultBuilder]: For program point printIntLineFINAL(lines 1426 1429) no Hoare annotation was computed.
[2023-11-19 07:36:21,054 INFO  L899   garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1588) no Hoare annotation was computed.
[2023-11-19 07:36:21,054 INFO  L899   garLoopResultBuilder]: For program point L1588(line 1588) no Hoare annotation was computed.
[2023-11-19 07:36:21,054 INFO  L899   garLoopResultBuilder]: For program point L1588-1(line 1588) no Hoare annotation was computed.
[2023-11-19 07:36:21,055 INFO  L895   garLoopResultBuilder]: At program point L1646(line 1646) the Hoare annotation is: (and (= ~STATIC_CONST_TRUE~0 1) (= ~STATIC_CONST_FALSE~0 0))
[2023-11-19 07:36:21,055 INFO  L899   garLoopResultBuilder]: For program point L1646-1(line 1646) no Hoare annotation was computed.
[2023-11-19 07:36:21,055 INFO  L899   garLoopResultBuilder]: For program point L1613(line 1613) no Hoare annotation was computed.
[2023-11-19 07:36:21,055 INFO  L899   garLoopResultBuilder]: For program point L1580(lines 1580 1583) no Hoare annotation was computed.
[2023-11-19 07:36:21,055 INFO  L899   garLoopResultBuilder]: For program point L1613-1(line 1613) no Hoare annotation was computed.
[2023-11-19 07:36:21,056 INFO  L899   garLoopResultBuilder]: For program point L1580-2(lines 1577 1597) no Hoare annotation was computed.
[2023-11-19 07:36:21,056 INFO  L899   garLoopResultBuilder]: For program point main_returnLabel#1(lines 1643 1650) no Hoare annotation was computed.
[2023-11-19 07:36:21,056 INFO  L899   garLoopResultBuilder]: For program point L1576(lines 1576 1597) no Hoare annotation was computed.
[2023-11-19 07:36:21,056 INFO  L899   garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1630) no Hoare annotation was computed.
[2023-11-19 07:36:21,056 INFO  L895   garLoopResultBuilder]: At program point L1572(line 1572) the Hoare annotation is: (and (= ~STATIC_CONST_TRUE~0 1) (= ~STATIC_CONST_FALSE~0 0) (<= 2147483647 |ULTIMATE.start_goodB2G1_~data~0#1|))
[2023-11-19 07:36:21,057 INFO  L899   garLoopResultBuilder]: For program point L1572-1(lines 1550 1575) no Hoare annotation was computed.
[2023-11-19 07:36:21,057 INFO  L895   garLoopResultBuilder]: At program point L1568(line 1568) the Hoare annotation is: false
[2023-11-19 07:36:21,057 INFO  L899   garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed.
[2023-11-19 07:36:21,057 INFO  L899   garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1566) no Hoare annotation was computed.
[2023-11-19 07:36:21,057 INFO  L899   garLoopResultBuilder]: For program point L1568-1(line 1568) no Hoare annotation was computed.
[2023-11-19 07:36:21,057 INFO  L899   garLoopResultBuilder]: For program point L1630(line 1630) no Hoare annotation was computed.
[2023-11-19 07:36:21,058 INFO  L899   garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1613) no Hoare annotation was computed.
[2023-11-19 07:36:21,058 INFO  L899   garLoopResultBuilder]: For program point L1630-1(line 1630) no Hoare annotation was computed.
[2023-11-19 07:36:21,058 INFO  L899   garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed.
[2023-11-19 07:36:21,058 INFO  L899   garLoopResultBuilder]: For program point L1564(lines 1564 1573) no Hoare annotation was computed.
[2023-11-19 07:36:21,058 INFO  L895   garLoopResultBuilder]: At program point L1560(line 1560) the Hoare annotation is: false
[2023-11-19 07:36:21,058 INFO  L899   garLoopResultBuilder]: For program point L1602(lines 1602 1609) no Hoare annotation was computed.
[2023-11-19 07:36:21,059 INFO  L899   garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1566) no Hoare annotation was computed.
[2023-11-19 07:36:21,059 INFO  L899   garLoopResultBuilder]: For program point L1602-1(lines 1599 1618) no Hoare annotation was computed.
[2023-11-19 07:36:21,059 INFO  L899   garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed.
[2023-11-19 07:36:21,059 INFO  L899   garLoopResultBuilder]: For program point L1598(lines 1598 1618) no Hoare annotation was computed.
[2023-11-19 07:36:21,059 INFO  L899   garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1613) no Hoare annotation was computed.
[2023-11-19 07:36:21,059 INFO  L895   garLoopResultBuilder]: At program point L1594(line 1594) the Hoare annotation is: (and (= ~STATIC_CONST_TRUE~0 1) (= ~STATIC_CONST_FALSE~0 0) (<= 2147483647 |ULTIMATE.start_goodB2G2_~data~1#1|))
[2023-11-19 07:36:21,060 INFO  L899   garLoopResultBuilder]: For program point L1623(lines 1623 1626) no Hoare annotation was computed.
[2023-11-19 07:36:21,060 INFO  L895   garLoopResultBuilder]: At program point L1590(line 1590) the Hoare annotation is: false
[2023-11-19 07:36:21,060 INFO  L899   garLoopResultBuilder]: For program point L1590-1(line 1590) no Hoare annotation was computed.
[2023-11-19 07:36:21,060 INFO  L899   garLoopResultBuilder]: For program point L1623-2(lines 1620 1635) no Hoare annotation was computed.
[2023-11-19 07:36:21,060 INFO  L899   garLoopResultBuilder]: For program point L1619(lines 1619 1635) no Hoare annotation was computed.
[2023-11-19 07:36:21,060 INFO  L899   garLoopResultBuilder]: For program point L1586(lines 1586 1595) no Hoare annotation was computed.
[2023-11-19 07:36:21,061 INFO  L902   garLoopResultBuilder]: At program point L1648(line 1648) the Hoare annotation is: true
[2023-11-19 07:36:21,061 INFO  L895   garLoopResultBuilder]: At program point L1615(line 1615) the Hoare annotation is: (and (= ~STATIC_CONST_TRUE~0 1) (= ~STATIC_CONST_FALSE~0 0))
[2023-11-19 07:36:21,061 INFO  L899   garLoopResultBuilder]: For program point L1648-1(line 1648) no Hoare annotation was computed.
[2023-11-19 07:36:21,061 INFO  L899   garLoopResultBuilder]: For program point L1615-1(line 1615) no Hoare annotation was computed.
[2023-11-19 07:36:21,061 INFO  L899   garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed.
[2023-11-19 07:36:21,061 INFO  L899   garLoopResultBuilder]: For program point L1636(lines 1636 1642) no Hoare annotation was computed.
[2023-11-19 07:36:21,062 INFO  L902   garLoopResultBuilder]: At program point L1632(line 1632) the Hoare annotation is: true
[2023-11-19 07:36:21,062 INFO  L899   garLoopResultBuilder]: For program point L1632-1(line 1632) no Hoare annotation was computed.
[2023-11-19 07:36:21,062 INFO  L899   garLoopResultBuilder]: For program point L1566(line 1566) no Hoare annotation was computed.
[2023-11-19 07:36:21,062 INFO  L899   garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1588) no Hoare annotation was computed.
[2023-11-19 07:36:21,062 INFO  L899   garLoopResultBuilder]: For program point L1566-1(line 1566) no Hoare annotation was computed.
[2023-11-19 07:36:21,062 INFO  L899   garLoopResultBuilder]: For program point L1554(lines 1554 1557) no Hoare annotation was computed.
[2023-11-19 07:36:21,063 INFO  L899   garLoopResultBuilder]: For program point L1554-2(lines 1551 1575) no Hoare annotation was computed.
[2023-11-19 07:36:21,063 INFO  L899   garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1630) no Hoare annotation was computed.
[2023-11-19 07:36:21,063 INFO  L895   garLoopResultBuilder]: At program point L1604(line 1604) the Hoare annotation is: false
[2023-11-19 07:36:21,066 INFO  L445         BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1]
[2023-11-19 07:36:21,068 INFO  L178   ceAbstractionStarter]: Computing trace abstraction results
[2023-11-19 07:36:21,073 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 07:36:21 BoogieIcfgContainer
[2023-11-19 07:36:21,073 INFO  L131        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2023-11-19 07:36:21,074 INFO  L112        PluginConnector]: ------------------------Witness Printer----------------------------
[2023-11-19 07:36:21,074 INFO  L270        PluginConnector]: Initializing Witness Printer...
[2023-11-19 07:36:21,074 INFO  L274        PluginConnector]: Witness Printer initialized
[2023-11-19 07:36:21,075 INFO  L184        PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:36:19" (3/4) ...
[2023-11-19 07:36:21,077 INFO  L137         WitnessPrinter]: Generating witness for correct program
[2023-11-19 07:36:21,081 INFO  L361     RCFGBacktranslator]: Ignoring RootEdge to procedure printLine
[2023-11-19 07:36:21,081 INFO  L361     RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine
[2023-11-19 07:36:21,087 INFO  L943   BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges
[2023-11-19 07:36:21,087 INFO  L943   BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges
[2023-11-19 07:36:21,088 INFO  L943   BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges
[2023-11-19 07:36:21,088 INFO  L943   BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges
[2023-11-19 07:36:21,182 INFO  L149         WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1df57f9-5a80-44aa-b5c1-3f2bc919ca42/bin/uautomizer-verify-uCwYo4JHxu/witness.graphml
[2023-11-19 07:36:21,182 INFO  L149         WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1df57f9-5a80-44aa-b5c1-3f2bc919ca42/bin/uautomizer-verify-uCwYo4JHxu/witness.yml
[2023-11-19 07:36:21,182 INFO  L131        PluginConnector]: ------------------------ END Witness Printer----------------------------
[2023-11-19 07:36:21,183 INFO  L158              Benchmark]: Toolchain (without parser) took 3963.85ms. Allocated memory was 132.1MB in the beginning and 176.2MB in the end (delta: 44.0MB). Free memory was 96.8MB in the beginning and 55.9MB in the end (delta: 40.9MB). Peak memory consumption was 85.3MB. Max. memory is 16.1GB.
[2023-11-19 07:36:21,183 INFO  L158              Benchmark]: CDTParser took 0.36ms. Allocated memory is still 132.1MB. Free memory is still 74.4MB. There was no memory consumed. Max. memory is 16.1GB.
[2023-11-19 07:36:21,184 INFO  L158              Benchmark]: CACSL2BoogieTranslator took 1544.49ms. Allocated memory was 132.1MB in the beginning and 176.2MB in the end (delta: 44.0MB). Free memory was 96.4MB in the beginning and 118.8MB in the end (delta: -22.5MB). Peak memory consumption was 54.2MB. Max. memory is 16.1GB.
[2023-11-19 07:36:21,184 INFO  L158              Benchmark]: Boogie Procedure Inliner took 119.98ms. Allocated memory is still 176.2MB. Free memory was 118.8MB in the beginning and 115.5MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
[2023-11-19 07:36:21,185 INFO  L158              Benchmark]: Boogie Preprocessor took 45.09ms. Allocated memory is still 176.2MB. Free memory was 115.5MB in the beginning and 114.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB.
[2023-11-19 07:36:21,185 INFO  L158              Benchmark]: RCFGBuilder took 590.53ms. Allocated memory is still 176.2MB. Free memory was 114.3MB in the beginning and 99.9MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB.
[2023-11-19 07:36:21,186 INFO  L158              Benchmark]: TraceAbstraction took 1546.88ms. Allocated memory is still 176.2MB. Free memory was 98.7MB in the beginning and 61.1MB in the end (delta: 37.6MB). Peak memory consumption was 37.4MB. Max. memory is 16.1GB.
[2023-11-19 07:36:21,186 INFO  L158              Benchmark]: Witness Printer took 108.45ms. Allocated memory is still 176.2MB. Free memory was 61.1MB in the beginning and 55.9MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
[2023-11-19 07:36:21,188 INFO  L338   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.36ms. Allocated memory is still 132.1MB. Free memory is still 74.4MB. There was no memory consumed. Max. memory is 16.1GB.
 * CACSL2BoogieTranslator took 1544.49ms. Allocated memory was 132.1MB in the beginning and 176.2MB in the end (delta: 44.0MB). Free memory was 96.4MB in the beginning and 118.8MB in the end (delta: -22.5MB). Peak memory consumption was 54.2MB. Max. memory is 16.1GB.
 * Boogie Procedure Inliner took 119.98ms. Allocated memory is still 176.2MB. Free memory was 118.8MB in the beginning and 115.5MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
 * Boogie Preprocessor took 45.09ms. Allocated memory is still 176.2MB. Free memory was 115.5MB in the beginning and 114.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB.
 * RCFGBuilder took 590.53ms. Allocated memory is still 176.2MB. Free memory was 114.3MB in the beginning and 99.9MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB.
 * TraceAbstraction took 1546.88ms. Allocated memory is still 176.2MB. Free memory was 98.7MB in the beginning and 61.1MB in the end (delta: 37.6MB). Peak memory consumption was 37.4MB. Max. memory is 16.1GB.
 * Witness Printer took 108.45ms. Allocated memory is still 176.2MB. Free memory was 61.1MB in the beginning and 55.9MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - StatisticsResult: ErrorAutomatonStatistics
    NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0
  - PositiveResult [Line: 1566]: integer overflow can never occur
    For all program executions holds that integer overflow can never occur at this location
  - PositiveResult [Line: 1566]: integer overflow can never occur
    For all program executions holds that integer overflow can never occur at this location
  - PositiveResult [Line: 1588]: integer overflow can never occur
    For all program executions holds that integer overflow can never occur at this location
  - PositiveResult [Line: 1588]: integer overflow can never occur
    For all program executions holds that integer overflow can never occur at this location
  - PositiveResult [Line: 1613]: integer overflow can never occur
    For all program executions holds that integer overflow can never occur at this location
  - PositiveResult [Line: 1613]: integer overflow can never occur
    For all program executions holds that integer overflow can never occur at this location
  - PositiveResult [Line: 1630]: integer overflow can never occur
    For all program executions holds that integer overflow can never occur at this location
  - PositiveResult [Line: 1630]: integer overflow can never occur
    For all program executions holds that integer overflow can never occur at this location
  - StatisticsResult: Ultimate Automizer benchmark data
    CFG has 3 procedures, 59 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 6, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 97 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 94 mSDsluCounter, 430 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 159 mSDsCounter, 9 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 26 IncrementalHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 9 mSolverCounterUnsat, 271 mSDtfsCounter, 26 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=59occurred in iteration=0, InterpolantAutomatonStates: 18, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 12 LocationsWithAnnotation, 37 PreInvPairs, 42 NumberOfFragments, 42 HoareAnnotationTreeSize, 37 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 12 FomulaSimplificationsInter, 30 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 133 NumberOfCodeBlocks, 133 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 127 ConstructedInterpolants, 0 QuantifiedInterpolants, 161 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 32/32 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available
  - AllSpecificationsHoldResult: All specifications hold
    8 specifications checked. All of them hold
RESULT: Ultimate proved your program to be correct!
[2023-11-19 07:36:21,226 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1df57f9-5a80-44aa-b5c1-3f2bc919ca42/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0
Received shutdown request...
--- End real Ultimate output ---

Execution finished normally
Writing output log to file Ultimate.log
Result:
TRUE