./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_15_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_e5b44fca-1512-4b4d-826a-aa7f28f01867/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b44fca-1512-4b4d-826a-aa7f28f01867/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_e5b44fca-1512-4b4d-826a-aa7f28f01867/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b44fca-1512-4b4d-826a-aa7f28f01867/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_15_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b44fca-1512-4b4d-826a-aa7f28f01867/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_e5b44fca-1512-4b4d-826a-aa7f28f01867/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 c09d8db401c76bc45399a42e4f3d779f4b1d32f8b1e8b2f4060c317b19c9f2ef
--- Real Ultimate output ---
This is Ultimate 0.2.3-dev-9bd2c7f
[2023-11-19 08:04:40,726 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2023-11-19 08:04:40,827 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b44fca-1512-4b4d-826a-aa7f28f01867/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Overflow-64bit-Automizer_Default.epf
[2023-11-19 08:04:40,838 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2023-11-19 08:04:40,839 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2023-11-19 08:04:40,881 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2023-11-19 08:04:40,882 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2023-11-19 08:04:40,883 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2023-11-19 08:04:40,884 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2023-11-19 08:04:40,889 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2023-11-19 08:04:40,890 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-11-19 08:04:40,891 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2023-11-19 08:04:40,891 INFO L153 SettingsManager]: * Use SBE=true
[2023-11-19 08:04:40,893 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-11-19 08:04:40,894 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2023-11-19 08:04:40,894 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2023-11-19 08:04:40,894 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2023-11-19 08:04:40,895 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2023-11-19 08:04:40,895 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2023-11-19 08:04:40,896 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2023-11-19 08:04:40,896 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true
[2023-11-19 08:04:40,897 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2023-11-19 08:04:40,897 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2023-11-19 08:04:40,898 INFO L153 SettingsManager]: * Use constant arrays=true
[2023-11-19 08:04:40,899 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-11-19 08:04:40,899 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2023-11-19 08:04:40,900 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2023-11-19 08:04:40,900 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2023-11-19 08:04:40,901 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-11-19 08:04:40,901 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2023-11-19 08:04:40,903 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2023-11-19 08:04:40,903 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2023-11-19 08:04:40,903 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2023-11-19 08:04:40,904 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2023-11-19 08:04:40,904 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2023-11-19 08:04:40,904 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2023-11-19 08:04:40,905 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2023-11-19 08:04:40,905 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC
[2023-11-19 08:04:40,905 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_e5b44fca-1512-4b4d-826a-aa7f28f01867/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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b44fca-1512-4b4d-826a-aa7f28f01867/bin/uautomizer-verify-uCwYo4JHxu
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c09d8db401c76bc45399a42e4f3d779f4b1d32f8b1e8b2f4060c317b19c9f2ef
[2023-11-19 08:04:41,207 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2023-11-19 08:04:41,236 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-11-19 08:04:41,239 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-11-19 08:04:41,240 INFO L270 PluginConnector]: Initializing CDTParser...
[2023-11-19 08:04:41,241 INFO L274 PluginConnector]: CDTParser initialized
[2023-11-19 08:04:41,242 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b44fca-1512-4b4d-826a-aa7f28f01867/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_15_good.i
[2023-11-19 08:04:44,439 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2023-11-19 08:04:44,930 INFO L384 CDTParser]: Found 1 translation units.
[2023-11-19 08:04:44,931 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b44fca-1512-4b4d-826a-aa7f28f01867/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_15_good.i
[2023-11-19 08:04:44,971 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b44fca-1512-4b4d-826a-aa7f28f01867/bin/uautomizer-verify-uCwYo4JHxu/data/beb298a9c/585e7f17702d4a5d8a12d164b9e5e76f/FLAG06c96b491
[2023-11-19 08:04:44,989 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b44fca-1512-4b4d-826a-aa7f28f01867/bin/uautomizer-verify-uCwYo4JHxu/data/beb298a9c/585e7f17702d4a5d8a12d164b9e5e76f
[2023-11-19 08:04:44,997 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-11-19 08:04:45,000 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2023-11-19 08:04:45,004 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-11-19 08:04:45,004 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-11-19 08:04:45,014 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2023-11-19 08:04:45,014 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:04:44" (1/1) ...
[2023-11-19 08:04:45,016 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46e64e4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:45, skipping insertion in model container
[2023-11-19 08:04:45,016 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:04:44" (1/1) ...
[2023-11-19 08:04:45,105 INFO L177 MainTranslator]: Built tables and reachable declarations
[2023-11-19 08:04:45,519 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16
[2023-11-19 08:04:46,267 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-11-19 08:04:46,281 INFO L202 MainTranslator]: Completed pre-run
[2023-11-19 08:04:46,333 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16
[2023-11-19 08:04:46,449 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-11-19 08:04:46,644 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler.
[2023-11-19 08:04:46,644 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler.
[2023-11-19 08:04:46,644 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler.
[2023-11-19 08:04:46,645 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler.
[2023-11-19 08:04:46,645 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler.
[2023-11-19 08:04:46,645 WARN L675 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler.
[2023-11-19 08:04:46,653 INFO L206 MainTranslator]: Completed translation
[2023-11-19 08:04:46,654 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:46 WrapperNode
[2023-11-19 08:04:46,654 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-11-19 08:04:46,655 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-11-19 08:04:46,655 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-11-19 08:04:46,656 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2023-11-19 08:04:46,662 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:46" (1/1) ...
[2023-11-19 08:04:46,692 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:46" (1/1) ...
[2023-11-19 08:04:46,724 INFO L138 Inliner]: procedures = 504, calls = 99, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 184
[2023-11-19 08:04:46,724 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-11-19 08:04:46,725 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-11-19 08:04:46,725 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2023-11-19 08:04:46,726 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2023-11-19 08:04:46,736 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:46" (1/1) ...
[2023-11-19 08:04:46,736 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:46" (1/1) ...
[2023-11-19 08:04:46,741 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:46" (1/1) ...
[2023-11-19 08:04:46,741 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:46" (1/1) ...
[2023-11-19 08:04:46,754 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:46" (1/1) ...
[2023-11-19 08:04:46,757 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:46" (1/1) ...
[2023-11-19 08:04:46,760 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:46" (1/1) ...
[2023-11-19 08:04:46,762 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:46" (1/1) ...
[2023-11-19 08:04:46,770 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-11-19 08:04:46,777 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-11-19 08:04:46,777 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2023-11-19 08:04:46,777 INFO L274 PluginConnector]: RCFGBuilder initialized
[2023-11-19 08:04:46,778 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:46" (1/1) ...
[2023-11-19 08:04:46,797 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2023-11-19 08:04:46,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b44fca-1512-4b4d-826a-aa7f28f01867/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 08:04:46,836 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b44fca-1512-4b4d-826a-aa7f28f01867/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2023-11-19 08:04:46,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b44fca-1512-4b4d-826a-aa7f28f01867/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2023-11-19 08:04:46,881 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine
[2023-11-19 08:04:46,881 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine
[2023-11-19 08:04:46,881 INFO L130 BoogieDeclarations]: Found specification of procedure fgets
[2023-11-19 08:04:46,881 INFO L130 BoogieDeclarations]: Found specification of procedure printLine
[2023-11-19 08:04:46,882 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine
[2023-11-19 08:04:46,882 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2023-11-19 08:04:46,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int
[2023-11-19 08:04:46,882 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2023-11-19 08:04:46,884 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-11-19 08:04:46,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-11-19 08:04:46,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2023-11-19 08:04:46,885 INFO L130 BoogieDeclarations]: Found specification of procedure time
[2023-11-19 08:04:46,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2023-11-19 08:04:47,090 INFO L236 CfgBuilder]: Building ICFG
[2023-11-19 08:04:47,092 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation
[2023-11-19 08:04:47,414 INFO L277 CfgBuilder]: Performing block encoding
[2023-11-19 08:04:47,425 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-11-19 08:04:47,425 INFO L302 CfgBuilder]: Removed 0 assume(true) statements.
[2023-11-19 08:04:47,430 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:04:47 BoogieIcfgContainer
[2023-11-19 08:04:47,430 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-11-19 08:04:47,433 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2023-11-19 08:04:47,433 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2023-11-19 08:04:47,445 INFO L274 PluginConnector]: TraceAbstraction initialized
[2023-11-19 08:04:47,445 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 08:04:44" (1/3) ...
[2023-11-19 08:04:47,446 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28e21328 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:04:47, skipping insertion in model container
[2023-11-19 08:04:47,446 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:46" (2/3) ...
[2023-11-19 08:04:47,447 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28e21328 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:04:47, skipping insertion in model container
[2023-11-19 08:04:47,447 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:04:47" (3/3) ...
[2023-11-19 08:04:47,450 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_fgets_multiply_15_good.i
[2023-11-19 08:04:47,476 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2023-11-19 08:04:47,477 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations.
[2023-11-19 08:04:47,564 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2023-11-19 08:04:47,572 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;@4f1e7a1, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=<UNSUPPORTED>, UseSemiCommutativity=<UNSUPPORTED>, Solver=<NOT_USED>, SolverTimeout=<NOT_USED>]
[2023-11-19 08:04:47,573 INFO L358 AbstractCegarLoop]: Starting to check reachability of 8 error locations.
[2023-11-19 08:04:47,580 INFO L276 IsEmpty]: Start isEmpty. Operand has 91 states, 62 states have (on average 1.532258064516129) internal successors, (95), 82 states have internal predecessors, (95), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 16 states have call predecessors, (18), 18 states have call successors, (18)
[2023-11-19 08:04:47,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2023-11-19 08:04:47,590 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-19 08:04:47,592 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-19 08:04:47,592 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 08:04:47,598 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 08:04:47,599 INFO L85 PathProgramCache]: Analyzing trace with hash -318966020, now seen corresponding path program 1 times
[2023-11-19 08:04:47,609 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 08:04:47,610 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2015047598]
[2023-11-19 08:04:47,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 08:04:47,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 08:04:47,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 08:04:47,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2023-11-19 08:04:47,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 08:04:47,930 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 08:04:47,933 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-19 08:04:47,934 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2015047598]
[2023-11-19 08:04:47,935 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2015047598] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-19 08:04:47,935 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-19 08:04:47,935 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2023-11-19 08:04:47,937 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1691473061]
[2023-11-19 08:04:47,939 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-19 08:04:47,945 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-19 08:04:47,946 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-19 08:04:47,974 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-19 08:04:47,975 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-19 08:04:47,978 INFO L87 Difference]: Start difference. First operand has 91 states, 62 states have (on average 1.532258064516129) internal successors, (95), 82 states have internal predecessors, (95), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 16 states have call predecessors, (18), 18 states have call successors, (18) 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, (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 08:04:48,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-19 08:04:48,025 INFO L93 Difference]: Finished difference Result 172 states and 246 transitions.
[2023-11-19 08:04:48,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2023-11-19 08:04:48,028 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, (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 16
[2023-11-19 08:04:48,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-19 08:04:48,039 INFO L225 Difference]: With dead ends: 172
[2023-11-19 08:04:48,039 INFO L226 Difference]: Without dead ends: 77
[2023-11-19 08:04:48,043 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 08:04:48,047 INFO L413 NwaCegarLoop]: 125 mSDtfsCounter, 4 mSDsluCounter, 118 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 243 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 08:04:48,049 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 243 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2023-11-19 08:04:48,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states.
[2023-11-19 08:04:48,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77.
[2023-11-19 08:04:48,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 53 states have (on average 1.509433962264151) internal successors, (80), 70 states have internal predecessors, (80), 14 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 12 states have call predecessors, (14), 14 states have call successors, (14)
[2023-11-19 08:04:48,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 108 transitions.
[2023-11-19 08:04:48,101 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 108 transitions. Word has length 16
[2023-11-19 08:04:48,102 INFO L84 Accepts]: Finished accepts. word is rejected.
[2023-11-19 08:04:48,103 INFO L495 AbstractCegarLoop]: Abstraction has 77 states and 108 transitions.
[2023-11-19 08:04:48,103 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, (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 08:04:48,104 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 108 transitions.
[2023-11-19 08:04:48,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2023-11-19 08:04:48,105 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-19 08:04:48,106 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-19 08:04:48,106 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2023-11-19 08:04:48,106 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 08:04:48,107 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 08:04:48,107 INFO L85 PathProgramCache]: Analyzing trace with hash -2044774380, now seen corresponding path program 1 times
[2023-11-19 08:04:48,108 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 08:04:48,108 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1233179148]
[2023-11-19 08:04:48,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 08:04:48,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 08:04:48,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 08:04:48,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2023-11-19 08:04:48,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 08:04:48,338 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 08:04:48,338 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-19 08:04:48,338 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1233179148]
[2023-11-19 08:04:48,339 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1233179148] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-19 08:04:48,339 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-19 08:04:48,339 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2023-11-19 08:04:48,339 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [292791095]
[2023-11-19 08:04:48,340 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-19 08:04:48,341 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-19 08:04:48,341 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-19 08:04:48,342 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-19 08:04:48,342 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-19 08:04:48,343 INFO L87 Difference]: Start difference. First operand 77 states and 108 transitions. Second operand has 3 states, 2 states have (on average 7.5) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (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 08:04:48,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-19 08:04:48,369 INFO L93 Difference]: Finished difference Result 79 states and 110 transitions.
[2023-11-19 08:04:48,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2023-11-19 08:04:48,370 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 7.5) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (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 17
[2023-11-19 08:04:48,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-19 08:04:48,372 INFO L225 Difference]: With dead ends: 79
[2023-11-19 08:04:48,372 INFO L226 Difference]: Without dead ends: 78
[2023-11-19 08:04:48,373 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 08:04:48,374 INFO L413 NwaCegarLoop]: 104 mSDtfsCounter, 6 mSDsluCounter, 94 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 198 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2023-11-19 08:04:48,375 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 198 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2023-11-19 08:04:48,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states.
[2023-11-19 08:04:48,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 76.
[2023-11-19 08:04:48,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 53 states have (on average 1.490566037735849) internal successors, (79), 69 states have internal predecessors, (79), 14 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 12 states have call predecessors, (14), 14 states have call successors, (14)
[2023-11-19 08:04:48,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 107 transitions.
[2023-11-19 08:04:48,391 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 107 transitions. Word has length 17
[2023-11-19 08:04:48,391 INFO L84 Accepts]: Finished accepts. word is rejected.
[2023-11-19 08:04:48,391 INFO L495 AbstractCegarLoop]: Abstraction has 76 states and 107 transitions.
[2023-11-19 08:04:48,392 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 7.5) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (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 08:04:48,392 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 107 transitions.
[2023-11-19 08:04:48,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2023-11-19 08:04:48,393 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-19 08:04:48,393 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-19 08:04:48,394 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2023-11-19 08:04:48,394 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] ===
[2023-11-19 08:04:48,395 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 08:04:48,395 INFO L85 PathProgramCache]: Analyzing trace with hash 1036503744, now seen corresponding path program 1 times
[2023-11-19 08:04:48,395 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 08:04:48,395 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [989194514]
[2023-11-19 08:04:48,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 08:04:48,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 08:04:48,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 08:04:48,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2023-11-19 08:04:48,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 08:04:48,483 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 08:04:48,484 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-19 08:04:48,484 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [989194514]
[2023-11-19 08:04:48,484 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [989194514] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-19 08:04:48,484 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-19 08:04:48,485 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2023-11-19 08:04:48,485 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [256928820]
[2023-11-19 08:04:48,485 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-19 08:04:48,486 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-19 08:04:48,486 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-19 08:04:48,487 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-19 08:04:48,487 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-19 08:04:48,487 INFO L87 Difference]: Start difference. First operand 76 states and 107 transitions. Second operand has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (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 08:04:48,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-19 08:04:48,520 INFO L93 Difference]: Finished difference Result 142 states and 200 transitions.
[2023-11-19 08:04:48,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2023-11-19 08:04:48,521 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (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 18
[2023-11-19 08:04:48,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-19 08:04:48,523 INFO L225 Difference]: With dead ends: 142
[2023-11-19 08:04:48,523 INFO L226 Difference]: Without dead ends: 84
[2023-11-19 08:04:48,524 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 08:04:48,526 INFO L413 NwaCegarLoop]: 114 mSDtfsCounter, 12 mSDsluCounter, 93 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 207 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2023-11-19 08:04:48,526 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 207 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2023-11-19 08:04:48,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states.
[2023-11-19 08:04:48,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 81.
[2023-11-19 08:04:48,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 59 states have (on average 1.4745762711864407) internal successors, (87), 73 states have internal predecessors, (87), 14 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 12 states have call predecessors, (14), 14 states have call successors, (14)
[2023-11-19 08:04:48,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 115 transitions.
[2023-11-19 08:04:48,545 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 115 transitions. Word has length 18
[2023-11-19 08:04:48,549 INFO L84 Accepts]: Finished accepts. word is rejected.
[2023-11-19 08:04:48,550 INFO L495 AbstractCegarLoop]: Abstraction has 81 states and 115 transitions.
[2023-11-19 08:04:48,550 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (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 08:04:48,550 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 115 transitions.
[2023-11-19 08:04:48,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2023-11-19 08:04:48,552 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-19 08:04:48,553 INFO L195 NwaCegarLoop]: trace histogram [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 08:04:48,554 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2023-11-19 08:04:48,554 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 08:04:48,555 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 08:04:48,556 INFO L85 PathProgramCache]: Analyzing trace with hash 169001829, now seen corresponding path program 1 times
[2023-11-19 08:04:48,557 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 08:04:48,557 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1355876137]
[2023-11-19 08:04:48,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 08:04:48,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 08:04:48,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 08:04:48,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2023-11-19 08:04:48,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 08:04:48,630 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 08:04:48,630 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-19 08:04:48,631 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1355876137]
[2023-11-19 08:04:48,631 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1355876137] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-19 08:04:48,631 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-19 08:04:48,631 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2023-11-19 08:04:48,631 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [981669342]
[2023-11-19 08:04:48,632 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-19 08:04:48,632 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-19 08:04:48,632 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-19 08:04:48,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-19 08:04:48,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-19 08:04:48,634 INFO L87 Difference]: Start difference. First operand 81 states and 115 transitions. Second operand has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 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 08:04:48,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-19 08:04:48,652 INFO L93 Difference]: Finished difference Result 137 states and 192 transitions.
[2023-11-19 08:04:48,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2023-11-19 08:04:48,653 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 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 23
[2023-11-19 08:04:48,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-19 08:04:48,657 INFO L225 Difference]: With dead ends: 137
[2023-11-19 08:04:48,657 INFO L226 Difference]: Without dead ends: 81
[2023-11-19 08:04:48,658 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 08:04:48,659 INFO L413 NwaCegarLoop]: 104 mSDtfsCounter, 8 mSDsluCounter, 88 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 192 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 08:04:48,660 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 192 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2023-11-19 08:04:48,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states.
[2023-11-19 08:04:48,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81.
[2023-11-19 08:04:48,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 59 states have (on average 1.4406779661016949) internal successors, (85), 73 states have internal predecessors, (85), 14 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 12 states have call predecessors, (14), 14 states have call successors, (14)
[2023-11-19 08:04:48,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 113 transitions.
[2023-11-19 08:04:48,687 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 113 transitions. Word has length 23
[2023-11-19 08:04:48,687 INFO L84 Accepts]: Finished accepts. word is rejected.
[2023-11-19 08:04:48,688 INFO L495 AbstractCegarLoop]: Abstraction has 81 states and 113 transitions.
[2023-11-19 08:04:48,688 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 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 08:04:48,688 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 113 transitions.
[2023-11-19 08:04:48,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25
[2023-11-19 08:04:48,690 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-19 08:04:48,690 INFO L195 NwaCegarLoop]: trace histogram [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 08:04:48,690 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2023-11-19 08:04:48,690 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] ===
[2023-11-19 08:04:48,691 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 08:04:48,691 INFO L85 PathProgramCache]: Analyzing trace with hash -1944002284, now seen corresponding path program 1 times
[2023-11-19 08:04:48,691 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 08:04:48,692 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1897085130]
[2023-11-19 08:04:48,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 08:04:48,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 08:04:48,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 08:04:48,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2023-11-19 08:04:48,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 08:04:48,749 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 08:04:48,750 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-19 08:04:48,750 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1897085130]
[2023-11-19 08:04:48,750 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1897085130] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-19 08:04:48,750 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-19 08:04:48,751 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2023-11-19 08:04:48,751 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1998724899]
[2023-11-19 08:04:48,751 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-19 08:04:48,752 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-19 08:04:48,752 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-19 08:04:48,752 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-19 08:04:48,753 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-19 08:04:48,753 INFO L87 Difference]: Start difference. First operand 81 states and 113 transitions. Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 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 08:04:48,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-19 08:04:48,767 INFO L93 Difference]: Finished difference Result 129 states and 177 transitions.
[2023-11-19 08:04:48,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2023-11-19 08:04:48,768 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 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 24
[2023-11-19 08:04:48,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-19 08:04:48,769 INFO L225 Difference]: With dead ends: 129
[2023-11-19 08:04:48,770 INFO L226 Difference]: Without dead ends: 79
[2023-11-19 08:04:48,770 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 08:04:48,772 INFO L413 NwaCegarLoop]: 99 mSDtfsCounter, 4 mSDsluCounter, 92 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 191 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 08:04:48,773 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 191 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2023-11-19 08:04:48,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states.
[2023-11-19 08:04:48,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79.
[2023-11-19 08:04:48,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 58 states have (on average 1.4137931034482758) internal successors, (82), 71 states have internal predecessors, (82), 13 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 11 states have call predecessors, (13), 13 states have call successors, (13)
[2023-11-19 08:04:48,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 108 transitions.
[2023-11-19 08:04:48,783 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 108 transitions. Word has length 24
[2023-11-19 08:04:48,783 INFO L84 Accepts]: Finished accepts. word is rejected.
[2023-11-19 08:04:48,783 INFO L495 AbstractCegarLoop]: Abstraction has 79 states and 108 transitions.
[2023-11-19 08:04:48,784 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 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 08:04:48,784 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 108 transitions.
[2023-11-19 08:04:48,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26
[2023-11-19 08:04:48,785 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-19 08:04:48,786 INFO L195 NwaCegarLoop]: trace histogram [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 08:04:48,786 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2023-11-19 08:04:48,786 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] ===
[2023-11-19 08:04:48,787 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 08:04:48,787 INFO L85 PathProgramCache]: Analyzing trace with hash 675436949, now seen corresponding path program 1 times
[2023-11-19 08:04:48,787 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 08:04:48,787 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1340933836]
[2023-11-19 08:04:48,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 08:04:48,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 08:04:48,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 08:04:48,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2023-11-19 08:04:48,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 08:04:48,877 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 08:04:48,878 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-19 08:04:48,878 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1340933836]
[2023-11-19 08:04:48,878 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1340933836] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-19 08:04:48,878 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-19 08:04:48,879 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2023-11-19 08:04:48,879 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1261909917]
[2023-11-19 08:04:48,879 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-19 08:04:48,880 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-19 08:04:48,880 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-19 08:04:48,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-19 08:04:48,881 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-19 08:04:48,881 INFO L87 Difference]: Start difference. First operand 79 states and 108 transitions. Second operand has 3 states, 2 states have (on average 11.5) internal successors, (23), 3 states have internal predecessors, (23), 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 08:04:48,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-19 08:04:48,904 INFO L93 Difference]: Finished difference Result 81 states and 110 transitions.
[2023-11-19 08:04:48,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2023-11-19 08:04:48,905 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 11.5) internal successors, (23), 3 states have internal predecessors, (23), 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 25
[2023-11-19 08:04:48,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-19 08:04:48,906 INFO L225 Difference]: With dead ends: 81
[2023-11-19 08:04:48,907 INFO L226 Difference]: Without dead ends: 80
[2023-11-19 08:04:48,907 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 08:04:48,908 INFO L413 NwaCegarLoop]: 96 mSDtfsCounter, 6 mSDsluCounter, 86 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 182 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2023-11-19 08:04:48,909 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 182 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2023-11-19 08:04:48,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states.
[2023-11-19 08:04:48,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 78.
[2023-11-19 08:04:48,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 58 states have (on average 1.396551724137931) internal successors, (81), 70 states have internal predecessors, (81), 13 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 11 states have call predecessors, (13), 13 states have call successors, (13)
[2023-11-19 08:04:48,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 107 transitions.
[2023-11-19 08:04:48,919 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 107 transitions. Word has length 25
[2023-11-19 08:04:48,919 INFO L84 Accepts]: Finished accepts. word is rejected.
[2023-11-19 08:04:48,919 INFO L495 AbstractCegarLoop]: Abstraction has 78 states and 107 transitions.
[2023-11-19 08:04:48,920 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 11.5) internal successors, (23), 3 states have internal predecessors, (23), 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 08:04:48,920 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 107 transitions.
[2023-11-19 08:04:48,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27
[2023-11-19 08:04:48,921 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-19 08:04:48,922 INFO L195 NwaCegarLoop]: trace histogram [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 08:04:48,922 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2023-11-19 08:04:48,922 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] ===
[2023-11-19 08:04:48,923 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 08:04:48,923 INFO L85 PathProgramCache]: Analyzing trace with hash -536290928, now seen corresponding path program 1 times
[2023-11-19 08:04:48,923 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 08:04:48,923 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [668163410]
[2023-11-19 08:04:48,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 08:04:48,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 08:04:48,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 08:04:48,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2023-11-19 08:04:48,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 08:04:48,994 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 08:04:48,995 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-19 08:04:48,996 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [668163410]
[2023-11-19 08:04:48,997 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [668163410] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-19 08:04:48,997 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-19 08:04:48,997 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2023-11-19 08:04:48,997 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [804519544]
[2023-11-19 08:04:48,998 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-19 08:04:48,998 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-19 08:04:48,998 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-19 08:04:48,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-19 08:04:48,999 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-19 08:04:48,999 INFO L87 Difference]: Start difference. First operand 78 states and 107 transitions. Second operand has 3 states, 2 states have (on average 12.0) internal successors, (24), 3 states have internal predecessors, (24), 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 08:04:49,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-19 08:04:49,026 INFO L93 Difference]: Finished difference Result 123 states and 167 transitions.
[2023-11-19 08:04:49,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2023-11-19 08:04:49,027 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 12.0) internal successors, (24), 3 states have internal predecessors, (24), 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 26
[2023-11-19 08:04:49,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-19 08:04:49,028 INFO L225 Difference]: With dead ends: 123
[2023-11-19 08:04:49,028 INFO L226 Difference]: Without dead ends: 86
[2023-11-19 08:04:49,029 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 08:04:49,030 INFO L413 NwaCegarLoop]: 106 mSDtfsCounter, 12 mSDsluCounter, 85 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 191 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2023-11-19 08:04:49,031 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 191 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2023-11-19 08:04:49,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states.
[2023-11-19 08:04:49,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 82.
[2023-11-19 08:04:49,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 63 states have (on average 1.380952380952381) internal successors, (87), 73 states have internal predecessors, (87), 13 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 11 states have call predecessors, (13), 13 states have call successors, (13)
[2023-11-19 08:04:49,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 113 transitions.
[2023-11-19 08:04:49,041 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 113 transitions. Word has length 26
[2023-11-19 08:04:49,041 INFO L84 Accepts]: Finished accepts. word is rejected.
[2023-11-19 08:04:49,042 INFO L495 AbstractCegarLoop]: Abstraction has 82 states and 113 transitions.
[2023-11-19 08:04:49,042 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 12.0) internal successors, (24), 3 states have internal predecessors, (24), 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 08:04:49,042 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 113 transitions.
[2023-11-19 08:04:49,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32
[2023-11-19 08:04:49,044 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-19 08:04:49,044 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-19 08:04:49,044 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2023-11-19 08:04:49,045 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] ===
[2023-11-19 08:04:49,045 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 08:04:49,045 INFO L85 PathProgramCache]: Analyzing trace with hash 1678112928, now seen corresponding path program 1 times
[2023-11-19 08:04:49,046 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 08:04:49,046 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1951576318]
[2023-11-19 08:04:49,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 08:04:49,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 08:04:49,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 08:04:49,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2023-11-19 08:04:49,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 08:04:49,107 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 08:04:49,108 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-19 08:04:49,108 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1951576318]
[2023-11-19 08:04:49,109 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1951576318] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-19 08:04:49,109 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-19 08:04:49,109 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2023-11-19 08:04:49,109 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [334092534]
[2023-11-19 08:04:49,110 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-19 08:04:49,110 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-19 08:04:49,111 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-19 08:04:49,112 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-19 08:04:49,112 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-19 08:04:49,112 INFO L87 Difference]: Start difference. First operand 82 states and 113 transitions. Second operand has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 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 08:04:49,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-19 08:04:49,133 INFO L93 Difference]: Finished difference Result 117 states and 157 transitions.
[2023-11-19 08:04:49,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2023-11-19 08:04:49,134 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 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 31
[2023-11-19 08:04:49,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-19 08:04:49,136 INFO L225 Difference]: With dead ends: 117
[2023-11-19 08:04:49,137 INFO L226 Difference]: Without dead ends: 80
[2023-11-19 08:04:49,137 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 08:04:49,141 INFO L413 NwaCegarLoop]: 92 mSDtfsCounter, 8 mSDsluCounter, 79 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 171 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2023-11-19 08:04:49,142 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 171 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2023-11-19 08:04:49,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states.
[2023-11-19 08:04:49,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80.
[2023-11-19 08:04:49,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 62 states have (on average 1.3387096774193548) internal successors, (83), 71 states have internal predecessors, (83), 12 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 11 states have call predecessors, (12), 12 states have call successors, (12)
[2023-11-19 08:04:49,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 107 transitions.
[2023-11-19 08:04:49,164 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 107 transitions. Word has length 31
[2023-11-19 08:04:49,164 INFO L84 Accepts]: Finished accepts. word is rejected.
[2023-11-19 08:04:49,166 INFO L495 AbstractCegarLoop]: Abstraction has 80 states and 107 transitions.
[2023-11-19 08:04:49,166 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 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 08:04:49,166 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 107 transitions.
[2023-11-19 08:04:49,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32
[2023-11-19 08:04:49,172 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-19 08:04:49,172 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-19 08:04:49,172 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7
[2023-11-19 08:04:49,173 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] ===
[2023-11-19 08:04:49,173 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 08:04:49,173 INFO L85 PathProgramCache]: Analyzing trace with hash 597150220, now seen corresponding path program 1 times
[2023-11-19 08:04:49,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 08:04:49,174 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1807711862]
[2023-11-19 08:04:49,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 08:04:49,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 08:04:49,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 08:04:49,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2023-11-19 08:04:49,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 08:04:49,300 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 08:04:49,300 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-19 08:04:49,300 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1807711862]
[2023-11-19 08:04:49,300 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1807711862] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-19 08:04:49,301 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-19 08:04:49,301 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2023-11-19 08:04:49,301 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1967289869]
[2023-11-19 08:04:49,302 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-19 08:04:49,302 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-19 08:04:49,303 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-19 08:04:49,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-19 08:04:49,304 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-19 08:04:49,304 INFO L87 Difference]: Start difference. First operand 80 states and 107 transitions. Second operand has 3 states, 2 states have (on average 14.5) internal successors, (29), 3 states have internal predecessors, (29), 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 08:04:49,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-19 08:04:49,343 INFO L93 Difference]: Finished difference Result 109 states and 143 transitions.
[2023-11-19 08:04:49,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2023-11-19 08:04:49,344 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 14.5) internal successors, (29), 3 states have internal predecessors, (29), 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 31
[2023-11-19 08:04:49,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-19 08:04:49,347 INFO L225 Difference]: With dead ends: 109
[2023-11-19 08:04:49,347 INFO L226 Difference]: Without dead ends: 91
[2023-11-19 08:04:49,349 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 08:04:49,352 INFO L413 NwaCegarLoop]: 93 mSDtfsCounter, 7 mSDsluCounter, 84 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 177 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2023-11-19 08:04:49,352 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 177 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2023-11-19 08:04:49,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states.
[2023-11-19 08:04:49,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 85.
[2023-11-19 08:04:49,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 67 states have (on average 1.328358208955224) internal successors, (89), 76 states have internal predecessors, (89), 12 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 11 states have call predecessors, (12), 12 states have call successors, (12)
[2023-11-19 08:04:49,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 113 transitions.
[2023-11-19 08:04:49,372 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 113 transitions. Word has length 31
[2023-11-19 08:04:49,373 INFO L84 Accepts]: Finished accepts. word is rejected.
[2023-11-19 08:04:49,374 INFO L495 AbstractCegarLoop]: Abstraction has 85 states and 113 transitions.
[2023-11-19 08:04:49,374 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 14.5) internal successors, (29), 3 states have internal predecessors, (29), 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 08:04:49,374 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 113 transitions.
[2023-11-19 08:04:49,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32
[2023-11-19 08:04:49,379 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-19 08:04:49,379 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-19 08:04:49,380 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8
[2023-11-19 08:04:49,380 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] ===
[2023-11-19 08:04:49,380 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 08:04:49,381 INFO L85 PathProgramCache]: Analyzing trace with hash 598997262, now seen corresponding path program 1 times
[2023-11-19 08:04:49,381 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 08:04:49,381 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [110080909]
[2023-11-19 08:04:49,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 08:04:49,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 08:04:49,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 08:04:49,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2023-11-19 08:04:49,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 08:04:49,476 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 08:04:49,476 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-19 08:04:49,477 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [110080909]
[2023-11-19 08:04:49,477 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [110080909] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-19 08:04:49,477 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-19 08:04:49,477 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2023-11-19 08:04:49,477 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1687866449]
[2023-11-19 08:04:49,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-19 08:04:49,478 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-19 08:04:49,478 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-19 08:04:49,479 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-19 08:04:49,479 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-19 08:04:49,479 INFO L87 Difference]: Start difference. First operand 85 states and 113 transitions. Second operand has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 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 08:04:49,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-19 08:04:49,503 INFO L93 Difference]: Finished difference Result 115 states and 149 transitions.
[2023-11-19 08:04:49,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2023-11-19 08:04:49,503 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 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 31
[2023-11-19 08:04:49,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-19 08:04:49,505 INFO L225 Difference]: With dead ends: 115
[2023-11-19 08:04:49,505 INFO L226 Difference]: Without dead ends: 85
[2023-11-19 08:04:49,506 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 08:04:49,507 INFO L413 NwaCegarLoop]: 91 mSDtfsCounter, 1 mSDsluCounter, 85 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 176 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2023-11-19 08:04:49,508 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 176 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2023-11-19 08:04:49,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states.
[2023-11-19 08:04:49,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85.
[2023-11-19 08:04:49,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 67 states have (on average 1.3134328358208955) internal successors, (88), 75 states have internal predecessors, (88), 12 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 11 states have call predecessors, (12), 12 states have call successors, (12)
[2023-11-19 08:04:49,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 112 transitions.
[2023-11-19 08:04:49,525 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 112 transitions. Word has length 31
[2023-11-19 08:04:49,525 INFO L84 Accepts]: Finished accepts. word is rejected.
[2023-11-19 08:04:49,527 INFO L495 AbstractCegarLoop]: Abstraction has 85 states and 112 transitions.
[2023-11-19 08:04:49,527 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 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 08:04:49,527 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 112 transitions.
[2023-11-19 08:04:49,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36
[2023-11-19 08:04:49,530 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-19 08:04:49,531 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-19 08:04:49,531 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9
[2023-11-19 08:04:49,532 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] ===
[2023-11-19 08:04:49,532 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 08:04:49,532 INFO L85 PathProgramCache]: Analyzing trace with hash 2011713435, now seen corresponding path program 1 times
[2023-11-19 08:04:49,532 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 08:04:49,533 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [36013398]
[2023-11-19 08:04:49,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 08:04:49,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 08:04:49,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 08:04:49,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2023-11-19 08:04:49,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 08:04:49,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26
[2023-11-19 08:04:49,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 08:04:49,613 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 08:04:49,613 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-19 08:04:49,614 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [36013398]
[2023-11-19 08:04:49,614 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [36013398] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-19 08:04:49,614 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-19 08:04:49,614 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2023-11-19 08:04:49,614 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [954659768]
[2023-11-19 08:04:49,615 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-19 08:04:49,616 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-19 08:04:49,616 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-19 08:04:49,617 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-19 08:04:49,617 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-19 08:04:49,618 INFO L87 Difference]: Start difference. First operand 85 states and 112 transitions. Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 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 08:04:49,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-19 08:04:49,639 INFO L93 Difference]: Finished difference Result 108 states and 139 transitions.
[2023-11-19 08:04:49,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2023-11-19 08:04:49,640 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 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 35
[2023-11-19 08:04:49,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-19 08:04:49,641 INFO L225 Difference]: With dead ends: 108
[2023-11-19 08:04:49,641 INFO L226 Difference]: Without dead ends: 77
[2023-11-19 08:04:49,642 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 08:04:49,643 INFO L413 NwaCegarLoop]: 85 mSDtfsCounter, 0 mSDsluCounter, 81 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 166 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2023-11-19 08:04:49,644 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 166 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2023-11-19 08:04:49,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states.
[2023-11-19 08:04:49,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77.
[2023-11-19 08:04:49,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 62 states have (on average 1.2580645161290323) internal successors, (78), 68 states have internal predecessors, (78), 11 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 10 states have call predecessors, (11), 11 states have call successors, (11)
[2023-11-19 08:04:49,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 100 transitions.
[2023-11-19 08:04:49,653 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 100 transitions. Word has length 35
[2023-11-19 08:04:49,654 INFO L84 Accepts]: Finished accepts. word is rejected.
[2023-11-19 08:04:49,654 INFO L495 AbstractCegarLoop]: Abstraction has 77 states and 100 transitions.
[2023-11-19 08:04:49,655 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 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 08:04:49,660 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 100 transitions.
[2023-11-19 08:04:49,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38
[2023-11-19 08:04:49,663 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-19 08:04:49,663 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-19 08:04:49,663 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10
[2023-11-19 08:04:49,663 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] ===
[2023-11-19 08:04:49,664 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 08:04:49,664 INFO L85 PathProgramCache]: Analyzing trace with hash -685468734, now seen corresponding path program 1 times
[2023-11-19 08:04:49,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 08:04:49,664 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2111170072]
[2023-11-19 08:04:49,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 08:04:49,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 08:04:49,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 08:04:49,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2023-11-19 08:04:49,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 08:04:49,747 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 08:04:49,747 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-19 08:04:49,748 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2111170072]
[2023-11-19 08:04:49,748 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2111170072] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-19 08:04:49,748 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-19 08:04:49,748 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2023-11-19 08:04:49,748 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1282240289]
[2023-11-19 08:04:49,749 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-19 08:04:49,749 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-19 08:04:49,749 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-19 08:04:49,750 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-19 08:04:49,750 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-19 08:04:49,750 INFO L87 Difference]: Start difference. First operand 77 states and 100 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 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 08:04:49,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-19 08:04:49,765 INFO L93 Difference]: Finished difference Result 93 states and 118 transitions.
[2023-11-19 08:04:49,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2023-11-19 08:04:49,766 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 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 37
[2023-11-19 08:04:49,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-19 08:04:49,768 INFO L225 Difference]: With dead ends: 93
[2023-11-19 08:04:49,768 INFO L226 Difference]: Without dead ends: 75
[2023-11-19 08:04:49,769 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 08:04:49,769 INFO L413 NwaCegarLoop]: 80 mSDtfsCounter, 5 mSDsluCounter, 71 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 151 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2023-11-19 08:04:49,770 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 151 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2023-11-19 08:04:49,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states.
[2023-11-19 08:04:49,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75.
[2023-11-19 08:04:49,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 61 states have (on average 1.2295081967213115) internal successors, (75), 66 states have internal predecessors, (75), 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 08:04:49,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 95 transitions.
[2023-11-19 08:04:49,776 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 95 transitions. Word has length 37
[2023-11-19 08:04:49,776 INFO L84 Accepts]: Finished accepts. word is rejected.
[2023-11-19 08:04:49,776 INFO L495 AbstractCegarLoop]: Abstraction has 75 states and 95 transitions.
[2023-11-19 08:04:49,777 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 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 08:04:49,777 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 95 transitions.
[2023-11-19 08:04:49,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45
[2023-11-19 08:04:49,778 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-19 08:04:49,778 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-19 08:04:49,778 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11
[2023-11-19 08:04:49,778 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] ===
[2023-11-19 08:04:49,779 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 08:04:49,779 INFO L85 PathProgramCache]: Analyzing trace with hash -1034281222, now seen corresponding path program 1 times
[2023-11-19 08:04:49,779 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 08:04:49,779 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [815234904]
[2023-11-19 08:04:49,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 08:04:49,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 08:04:49,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 08:04:49,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2023-11-19 08:04:49,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 08:04:49,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32
[2023-11-19 08:04:49,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 08:04:49,911 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 08:04:49,911 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-19 08:04:49,911 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [815234904]
[2023-11-19 08:04:49,912 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [815234904] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-19 08:04:49,912 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-19 08:04:49,912 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2023-11-19 08:04:49,912 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1890475679]
[2023-11-19 08:04:49,912 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-19 08:04:49,913 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-19 08:04:49,913 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-19 08:04:49,913 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-19 08:04:49,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-19 08:04:49,914 INFO L87 Difference]: Start difference. First operand 75 states and 95 transitions. Second operand has 3 states, 2 states have (on average 20.0) internal successors, (40), 3 states have internal predecessors, (40), 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 08:04:49,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-19 08:04:49,927 INFO L93 Difference]: Finished difference Result 82 states and 101 transitions.
[2023-11-19 08:04:49,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2023-11-19 08:04:49,927 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 20.0) internal successors, (40), 3 states have internal predecessors, (40), 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 44
[2023-11-19 08:04:49,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-19 08:04:49,928 INFO L225 Difference]: With dead ends: 82
[2023-11-19 08:04:49,929 INFO L226 Difference]: Without dead ends: 75
[2023-11-19 08:04:49,929 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 08:04:49,930 INFO L413 NwaCegarLoop]: 79 mSDtfsCounter, 1 mSDsluCounter, 75 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 154 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2023-11-19 08:04:49,930 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 154 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2023-11-19 08:04:49,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states.
[2023-11-19 08:04:49,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75.
[2023-11-19 08:04:49,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 61 states have (on average 1.2131147540983607) internal successors, (74), 66 states have internal predecessors, (74), 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 08:04:49,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 94 transitions.
[2023-11-19 08:04:49,935 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 94 transitions. Word has length 44
[2023-11-19 08:04:49,936 INFO L84 Accepts]: Finished accepts. word is rejected.
[2023-11-19 08:04:49,936 INFO L495 AbstractCegarLoop]: Abstraction has 75 states and 94 transitions.
[2023-11-19 08:04:49,936 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 20.0) internal successors, (40), 3 states have internal predecessors, (40), 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 08:04:49,936 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 94 transitions.
[2023-11-19 08:04:49,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46
[2023-11-19 08:04:49,937 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-19 08:04:49,937 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-19 08:04:49,937 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12
[2023-11-19 08:04:49,938 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] ===
[2023-11-19 08:04:49,938 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 08:04:49,938 INFO L85 PathProgramCache]: Analyzing trace with hash -1942627653, now seen corresponding path program 1 times
[2023-11-19 08:04:49,938 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 08:04:49,939 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1668012733]
[2023-11-19 08:04:49,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 08:04:49,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 08:04:49,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 08:04:49,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2023-11-19 08:04:49,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 08:04:49,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32
[2023-11-19 08:04:49,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 08:04:49,994 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 08:04:49,994 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-19 08:04:49,995 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1668012733]
[2023-11-19 08:04:49,995 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1668012733] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-19 08:04:49,995 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-19 08:04:49,995 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2023-11-19 08:04:49,995 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2061075583]
[2023-11-19 08:04:49,996 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-19 08:04:49,996 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-19 08:04:49,996 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-19 08:04:49,997 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-19 08:04:49,997 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-19 08:04:49,997 INFO L87 Difference]: Start difference. First operand 75 states and 94 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 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 08:04:50,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-19 08:04:50,004 INFO L93 Difference]: Finished difference Result 79 states and 98 transitions.
[2023-11-19 08:04:50,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2023-11-19 08:04:50,005 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 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 45
[2023-11-19 08:04:50,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-19 08:04:50,005 INFO L225 Difference]: With dead ends: 79
[2023-11-19 08:04:50,006 INFO L226 Difference]: Without dead ends: 0
[2023-11-19 08:04:50,006 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 08:04:50,007 INFO L413 NwaCegarLoop]: 69 mSDtfsCounter, 0 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 137 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2023-11-19 08:04:50,007 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 137 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2023-11-19 08:04:50,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2023-11-19 08:04:50,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2023-11-19 08:04:50,009 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 08:04:50,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2023-11-19 08:04:50,009 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 45
[2023-11-19 08:04:50,010 INFO L84 Accepts]: Finished accepts. word is rejected.
[2023-11-19 08:04:50,010 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2023-11-19 08:04:50,010 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 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 08:04:50,010 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2023-11-19 08:04:50,010 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2023-11-19 08:04:50,013 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 8 remaining)
[2023-11-19 08:04:50,014 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 8 remaining)
[2023-11-19 08:04:50,014 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 8 remaining)
[2023-11-19 08:04:50,014 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 8 remaining)
[2023-11-19 08:04:50,014 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 8 remaining)
[2023-11-19 08:04:50,015 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 8 remaining)
[2023-11-19 08:04:50,015 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 8 remaining)
[2023-11-19 08:04:50,015 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 8 remaining)
[2023-11-19 08:04:50,015 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13
[2023-11-19 08:04:50,017 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2023-11-19 08:04:50,088 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1412 1418) the Hoare annotation is: true
[2023-11-19 08:04:50,088 INFO L899 garLoopResultBuilder]: For program point printLineEXIT(lines 1412 1418) no Hoare annotation was computed.
[2023-11-19 08:04:50,089 INFO L899 garLoopResultBuilder]: For program point L1414(lines 1414 1417) no Hoare annotation was computed.
[2023-11-19 08:04:50,089 INFO L899 garLoopResultBuilder]: For program point L1414-2(lines 1412 1418) no Hoare annotation was computed.
[2023-11-19 08:04:50,089 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1426 1429) the Hoare annotation is: true
[2023-11-19 08:04:50,089 INFO L899 garLoopResultBuilder]: For program point printIntLineEXIT(lines 1426 1429) no Hoare annotation was computed.
[2023-11-19 08:04:50,089 INFO L899 garLoopResultBuilder]: For program point printIntLineFINAL(lines 1426 1429) no Hoare annotation was computed.
[2023-11-19 08:04:50,089 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1622) no Hoare annotation was computed.
[2023-11-19 08:04:50,090 INFO L899 garLoopResultBuilder]: For program point L1596(lines 1596 1614) no Hoare annotation was computed.
[2023-11-19 08:04:50,090 INFO L895 garLoopResultBuilder]: At program point L1563(line 1563) the Hoare annotation is: (and (<= |ULTIMATE.start_goodB2G1_~data~0#1| 1073741822) |ULTIMATE.start_goodB2G1_#t~switch98#1|)
[2023-11-19 08:04:50,090 INFO L899 garLoopResultBuilder]: For program point L1563-1(lines 1557 1564) no Hoare annotation was computed.
[2023-11-19 08:04:50,090 INFO L899 garLoopResultBuilder]: For program point L1654(line 1654) no Hoare annotation was computed.
[2023-11-19 08:04:50,090 INFO L899 garLoopResultBuilder]: For program point L1654-1(line 1654) no Hoare annotation was computed.
[2023-11-19 08:04:50,090 INFO L899 garLoopResultBuilder]: For program point L1679(lines 1679 1683) no Hoare annotation was computed.
[2023-11-19 08:04:50,091 INFO L899 garLoopResultBuilder]: For program point main_returnLabel#1(lines 1697 1704) no Hoare annotation was computed.
[2023-11-19 08:04:50,091 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1681) no Hoare annotation was computed.
[2023-11-19 08:04:50,091 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1581) no Hoare annotation was computed.
[2023-11-19 08:04:50,091 INFO L899 garLoopResultBuilder]: For program point L1663(lines 1663 1689) no Hoare annotation was computed.
[2023-11-19 08:04:50,091 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed.
[2023-11-19 08:04:50,092 INFO L895 garLoopResultBuilder]: At program point L1655(line 1655) the Hoare annotation is: |ULTIMATE.start_goodG2B1_#t~switch107#1|
[2023-11-19 08:04:50,092 INFO L899 garLoopResultBuilder]: For program point L1622(line 1622) no Hoare annotation was computed.
[2023-11-19 08:04:50,092 INFO L899 garLoopResultBuilder]: For program point L1655-1(line 1655) no Hoare annotation was computed.
[2023-11-19 08:04:50,093 INFO L899 garLoopResultBuilder]: For program point L1622-1(line 1622) no Hoare annotation was computed.
[2023-11-19 08:04:50,094 INFO L899 garLoopResultBuilder]: For program point L1581(line 1581) no Hoare annotation was computed.
[2023-11-19 08:04:50,094 INFO L899 garLoopResultBuilder]: For program point L1581-1(line 1581) no Hoare annotation was computed.
[2023-11-19 08:04:50,094 INFO L899 garLoopResultBuilder]: For program point L1548(lines 1548 1591) no Hoare annotation was computed.
[2023-11-19 08:04:50,094 INFO L899 garLoopResultBuilder]: For program point L1672(line 1672) no Hoare annotation was computed.
[2023-11-19 08:04:50,095 INFO L899 garLoopResultBuilder]: For program point L1573(line 1573) no Hoare annotation was computed.
[2023-11-19 08:04:50,095 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1581) no Hoare annotation was computed.
[2023-11-19 08:04:50,095 INFO L899 garLoopResultBuilder]: For program point L1631(line 1631) no Hoare annotation was computed.
[2023-11-19 08:04:50,095 INFO L899 garLoopResultBuilder]: For program point L1598(line 1598) no Hoare annotation was computed.
[2023-11-19 08:04:50,095 INFO L895 garLoopResultBuilder]: At program point L1623(line 1623) the Hoare annotation is: (and |ULTIMATE.start_goodB2G2_#t~switch105#1| (<= 1 |ULTIMATE.start_goodB2G2_~data~1#1|) (<= |ULTIMATE.start_goodB2G2_~data~1#1| 1073741822))
[2023-11-19 08:04:50,095 INFO L899 garLoopResultBuilder]: For program point L1623-1(line 1623) no Hoare annotation was computed.
[2023-11-19 08:04:50,096 INFO L899 garLoopResultBuilder]: For program point L1557(lines 1557 1564) no Hoare annotation was computed.
[2023-11-19 08:04:50,096 INFO L899 garLoopResultBuilder]: For program point L1681(line 1681) no Hoare annotation was computed.
[2023-11-19 08:04:50,096 INFO L899 garLoopResultBuilder]: For program point L1681-1(line 1681) no Hoare annotation was computed.
[2023-11-19 08:04:50,096 INFO L899 garLoopResultBuilder]: For program point L1615(lines 1615 1634) no Hoare annotation was computed.
[2023-11-19 08:04:50,096 INFO L895 garLoopResultBuilder]: At program point L1582(line 1582) the Hoare annotation is: (and |ULTIMATE.start_goodB2G1_#t~switch101#1| (<= |ULTIMATE.start_goodB2G1_~data~0#1| 1073741822) (<= 1 |ULTIMATE.start_goodB2G1_~data~0#1|))
[2023-11-19 08:04:50,096 INFO L899 garLoopResultBuilder]: For program point L1582-1(line 1582) no Hoare annotation was computed.
[2023-11-19 08:04:50,097 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed.
[2023-11-19 08:04:50,097 INFO L895 garLoopResultBuilder]: At program point L1673(line 1673) the Hoare annotation is: false
[2023-11-19 08:04:50,097 INFO L899 garLoopResultBuilder]: For program point L1640(lines 1640 1648) no Hoare annotation was computed.
[2023-11-19 08:04:50,097 INFO L895 garLoopResultBuilder]: At program point L1607(line 1607) the Hoare annotation is: (and |ULTIMATE.start_goodB2G2_#t~switch102#1| (<= |ULTIMATE.start_goodB2G2_~data~1#1| 1073741822))
[2023-11-19 08:04:50,097 INFO L895 garLoopResultBuilder]: At program point L1574(line 1574) the Hoare annotation is: |ULTIMATE.start_goodB2G1_#t~switch101#1|
[2023-11-19 08:04:50,097 INFO L899 garLoopResultBuilder]: For program point L1607-1(lines 1601 1608) no Hoare annotation was computed.
[2023-11-19 08:04:50,098 INFO L895 garLoopResultBuilder]: At program point L1632(line 1632) the Hoare annotation is: false
[2023-11-19 08:04:50,098 INFO L899 garLoopResultBuilder]: For program point L1690(lines 1690 1696) no Hoare annotation was computed.
[2023-11-19 08:04:50,098 INFO L902 garLoopResultBuilder]: At program point L1682(line 1682) the Hoare annotation is: true
[2023-11-19 08:04:50,098 INFO L899 garLoopResultBuilder]: For program point L1649(lines 1649 1661) no Hoare annotation was computed.
[2023-11-19 08:04:50,098 INFO L899 garLoopResultBuilder]: For program point L1682-1(line 1682) no Hoare annotation was computed.
[2023-11-19 08:04:50,098 INFO L899 garLoopResultBuilder]: For program point L1567(line 1567) no Hoare annotation was computed.
[2023-11-19 08:04:50,098 INFO L899 garLoopResultBuilder]: For program point L1658(line 1658) no Hoare annotation was computed.
[2023-11-19 08:04:50,099 INFO L899 garLoopResultBuilder]: For program point L1592(lines 1592 1635) no Hoare annotation was computed.
[2023-11-19 08:04:50,099 INFO L899 garLoopResultBuilder]: For program point L1617(line 1617) no Hoare annotation was computed.
[2023-11-19 08:04:50,099 INFO L899 garLoopResultBuilder]: For program point L1642(line 1642) no Hoare annotation was computed.
[2023-11-19 08:04:50,099 INFO L899 garLoopResultBuilder]: For program point L1576(line 1576) no Hoare annotation was computed.
[2023-11-19 08:04:50,099 INFO L902 garLoopResultBuilder]: At program point L1700(line 1700) the Hoare annotation is: true
[2023-11-19 08:04:50,099 INFO L899 garLoopResultBuilder]: For program point L1700-1(line 1700) no Hoare annotation was computed.
[2023-11-19 08:04:50,100 INFO L899 garLoopResultBuilder]: For program point L1667(lines 1667 1675) no Hoare annotation was computed.
[2023-11-19 08:04:50,100 INFO L899 garLoopResultBuilder]: For program point L1601(lines 1601 1608) no Hoare annotation was computed.
[2023-11-19 08:04:50,100 INFO L895 garLoopResultBuilder]: At program point L1568(line 1568) the Hoare annotation is: false
[2023-11-19 08:04:50,100 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed.
[2023-11-19 08:04:50,100 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1654) no Hoare annotation was computed.
[2023-11-19 08:04:50,100 INFO L895 garLoopResultBuilder]: At program point L1659(line 1659) the Hoare annotation is: false
[2023-11-19 08:04:50,101 INFO L899 garLoopResultBuilder]: For program point L1651(line 1651) no Hoare annotation was computed.
[2023-11-19 08:04:50,101 INFO L899 garLoopResultBuilder]: For program point L1618(lines 1618 1629) no Hoare annotation was computed.
[2023-11-19 08:04:50,101 INFO L899 garLoopResultBuilder]: For program point L1552(lines 1552 1570) no Hoare annotation was computed.
[2023-11-19 08:04:50,101 INFO L899 garLoopResultBuilder]: For program point L1676(lines 1676 1688) no Hoare annotation was computed.
[2023-11-19 08:04:50,101 INFO L895 garLoopResultBuilder]: At program point L1643(line 1643) the Hoare annotation is: false
[2023-11-19 08:04:50,101 INFO L899 garLoopResultBuilder]: For program point L1577(lines 1577 1588) no Hoare annotation was computed.
[2023-11-19 08:04:50,102 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed.
[2023-11-19 08:04:50,102 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1654) no Hoare annotation was computed.
[2023-11-19 08:04:50,103 INFO L895 garLoopResultBuilder]: At program point L1627(line 1627) the Hoare annotation is: (and |ULTIMATE.start_goodB2G2_#t~switch105#1| (<= 1 |ULTIMATE.start_goodB2G2_~data~1#1|))
[2023-11-19 08:04:50,104 INFO L899 garLoopResultBuilder]: For program point L1685(line 1685) no Hoare annotation was computed.
[2023-11-19 08:04:50,104 INFO L899 garLoopResultBuilder]: For program point L1652(lines 1652 1656) no Hoare annotation was computed.
[2023-11-19 08:04:50,104 INFO L895 garLoopResultBuilder]: At program point L1586(line 1586) the Hoare annotation is: (and |ULTIMATE.start_goodB2G1_#t~switch101#1| (<= 1 |ULTIMATE.start_goodB2G1_~data~0#1|))
[2023-11-19 08:04:50,104 INFO L899 garLoopResultBuilder]: For program point L1611(line 1611) no Hoare annotation was computed.
[2023-11-19 08:04:50,105 INFO L902 garLoopResultBuilder]: At program point L1702(line 1702) the Hoare annotation is: true
[2023-11-19 08:04:50,105 INFO L899 garLoopResultBuilder]: For program point L1669(line 1669) no Hoare annotation was computed.
[2023-11-19 08:04:50,105 INFO L899 garLoopResultBuilder]: For program point L1702-1(line 1702) no Hoare annotation was computed.
[2023-11-19 08:04:50,105 INFO L899 garLoopResultBuilder]: For program point L1636(lines 1636 1662) no Hoare annotation was computed.
[2023-11-19 08:04:50,105 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1622) no Hoare annotation was computed.
[2023-11-19 08:04:50,107 INFO L902 garLoopResultBuilder]: At program point L1686(line 1686) the Hoare annotation is: true
[2023-11-19 08:04:50,107 INFO L899 garLoopResultBuilder]: For program point L1620(lines 1620 1628) no Hoare annotation was computed.
[2023-11-19 08:04:50,107 INFO L899 garLoopResultBuilder]: For program point L1554(line 1554) no Hoare annotation was computed.
[2023-11-19 08:04:50,107 INFO L899 garLoopResultBuilder]: For program point L1678(line 1678) no Hoare annotation was computed.
[2023-11-19 08:04:50,108 INFO L899 garLoopResultBuilder]: For program point L1645(line 1645) no Hoare annotation was computed.
[2023-11-19 08:04:50,108 INFO L895 garLoopResultBuilder]: At program point L1612(line 1612) the Hoare annotation is: false
[2023-11-19 08:04:50,108 INFO L899 garLoopResultBuilder]: For program point L1579(lines 1579 1587) no Hoare annotation was computed.
[2023-11-19 08:04:50,108 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1681) no Hoare annotation was computed.
[2023-11-19 08:04:50,108 INFO L899 garLoopResultBuilder]: For program point L1571(lines 1571 1590) no Hoare annotation was computed.
[2023-11-19 08:04:50,122 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-19 08:04:50,124 INFO L178 ceAbstractionStarter]: Computing trace abstraction results
[2023-11-19 08:04:50,133 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 08:04:50 BoogieIcfgContainer
[2023-11-19 08:04:50,133 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2023-11-19 08:04:50,134 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2023-11-19 08:04:50,134 INFO L270 PluginConnector]: Initializing Witness Printer...
[2023-11-19 08:04:50,134 INFO L274 PluginConnector]: Witness Printer initialized
[2023-11-19 08:04:50,135 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:04:47" (3/4) ...
[2023-11-19 08:04:50,138 INFO L137 WitnessPrinter]: Generating witness for correct program
[2023-11-19 08:04:50,142 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine
[2023-11-19 08:04:50,143 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine
[2023-11-19 08:04:50,157 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges
[2023-11-19 08:04:50,158 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges
[2023-11-19 08:04:50,158 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges
[2023-11-19 08:04:50,159 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges
[2023-11-19 08:04:50,159 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges
[2023-11-19 08:04:50,282 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b44fca-1512-4b4d-826a-aa7f28f01867/bin/uautomizer-verify-uCwYo4JHxu/witness.graphml
[2023-11-19 08:04:50,282 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b44fca-1512-4b4d-826a-aa7f28f01867/bin/uautomizer-verify-uCwYo4JHxu/witness.yml
[2023-11-19 08:04:50,283 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2023-11-19 08:04:50,283 INFO L158 Benchmark]: Toolchain (without parser) took 5282.90ms. Allocated memory was 130.0MB in the beginning and 161.5MB in the end (delta: 31.5MB). Free memory was 87.1MB in the beginning and 119.7MB in the end (delta: -32.6MB). Peak memory consumption was 1.6MB. Max. memory is 16.1GB.
[2023-11-19 08:04:50,284 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 107.0MB. Free memory is still 62.6MB. There was no memory consumed. Max. memory is 16.1GB.
[2023-11-19 08:04:50,284 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1650.32ms. Allocated memory is still 130.0MB. Free memory was 86.7MB in the beginning and 72.5MB in the end (delta: 14.2MB). Peak memory consumption was 51.4MB. Max. memory is 16.1GB.
[2023-11-19 08:04:50,285 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.35ms. Allocated memory is still 130.0MB. Free memory was 72.5MB in the beginning and 69.2MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2023-11-19 08:04:50,285 INFO L158 Benchmark]: Boogie Preprocessor took 45.23ms. Allocated memory is still 130.0MB. Free memory was 69.2MB in the beginning and 67.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2023-11-19 08:04:50,285 INFO L158 Benchmark]: RCFGBuilder took 653.89ms. Allocated memory is still 130.0MB. Free memory was 67.6MB in the beginning and 49.4MB in the end (delta: 18.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB.
[2023-11-19 08:04:50,286 INFO L158 Benchmark]: TraceAbstraction took 2700.22ms. Allocated memory was 130.0MB in the beginning and 161.5MB in the end (delta: 31.5MB). Free memory was 48.3MB in the beginning and 126.0MB in the end (delta: -77.7MB). Peak memory consumption was 35.0MB. Max. memory is 16.1GB.
[2023-11-19 08:04:50,287 INFO L158 Benchmark]: Witness Printer took 148.91ms. Allocated memory is still 161.5MB. Free memory was 125.9MB in the beginning and 119.7MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB.
[2023-11-19 08:04:50,289 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.28ms. Allocated memory is still 107.0MB. Free memory is still 62.6MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 1650.32ms. Allocated memory is still 130.0MB. Free memory was 86.7MB in the beginning and 72.5MB in the end (delta: 14.2MB). Peak memory consumption was 51.4MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 69.35ms. Allocated memory is still 130.0MB. Free memory was 72.5MB in the beginning and 69.2MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 45.23ms. Allocated memory is still 130.0MB. Free memory was 69.2MB in the beginning and 67.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* RCFGBuilder took 653.89ms. Allocated memory is still 130.0MB. Free memory was 67.6MB in the beginning and 49.4MB in the end (delta: 18.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB.
* TraceAbstraction took 2700.22ms. Allocated memory was 130.0MB in the beginning and 161.5MB in the end (delta: 31.5MB). Free memory was 48.3MB in the beginning and 126.0MB in the end (delta: -77.7MB). Peak memory consumption was 35.0MB. Max. memory is 16.1GB.
* Witness Printer took 148.91ms. Allocated memory is still 161.5MB. Free memory was 125.9MB in the beginning and 119.7MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. 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: 1581]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1581]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1622]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1622]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1654]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1654]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1681]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1681]: 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, 91 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 2.6s, OverallIterations: 14, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 95 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 74 mSDsluCounter, 2536 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1199 mSDsCounter, 11 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 86 IncrementalHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 11 mSolverCounterUnsat, 1337 mSDtfsCounter, 86 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 70 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=91occurred in iteration=0, InterpolantAutomatonStates: 42, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 14 MinimizatonAttempts, 17 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 20 LocationsWithAnnotation, 94 PreInvPairs, 104 NumberOfFragments, 50 HoareAnnotationTreeSize, 94 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 20 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 403 NumberOfCodeBlocks, 403 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 389 ConstructedInterpolants, 0 QuantifiedInterpolants, 422 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 14 PerfectInterpolantSequences, 4/4 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 08:04:50,342 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b44fca-1512-4b4d-826a-aa7f28f01867/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