/usr/bin/java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --core.log.level.for.class de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN -tc ../../../trunk/examples/toolchains/AutomizerCTransformed.xml -s ../../../trunk/examples/settings/automizer/LoopAccelerationJordanC.epf -i ../../../trunk/examples/svcomp/nla-digbench-scaling/sqrt1-ll_valuebound1.c
--------------------------------------------------------------------------------
This is Ultimate 0.2.2-dev-e106359-m
[2022-04-14 23:18:19,172 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2022-04-14 23:18:19,173 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2022-04-14 23:18:19,213 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2022-04-14 23:18:19,214 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2022-04-14 23:18:19,214 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2022-04-14 23:18:19,215 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2022-04-14 23:18:19,216 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2022-04-14 23:18:19,217 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2022-04-14 23:18:19,218 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2022-04-14 23:18:19,219 INFO L181 SettingsManager]: Resetting Sifa preferences to default values
[2022-04-14 23:18:19,225 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2022-04-14 23:18:19,226 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2022-04-14 23:18:19,231 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2022-04-14 23:18:19,232 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2022-04-14 23:18:19,234 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2022-04-14 23:18:19,234 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2022-04-14 23:18:19,236 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2022-04-14 23:18:19,239 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2022-04-14 23:18:19,244 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2022-04-14 23:18:19,245 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values
[2022-04-14 23:18:19,246 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2022-04-14 23:18:19,247 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2022-04-14 23:18:19,249 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2022-04-14 23:18:19,250 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2022-04-14 23:18:19,258 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2022-04-14 23:18:19,258 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2022-04-14 23:18:19,259 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2022-04-14 23:18:19,259 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values
[2022-04-14 23:18:19,259 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2022-04-14 23:18:19,260 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring...
[2022-04-14 23:18:19,260 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
[2022-04-14 23:18:19,260 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2022-04-14 23:18:19,261 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values
[2022-04-14 23:18:19,261 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values
[2022-04-14 23:18:19,262 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2022-04-14 23:18:19,262 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values
[2022-04-14 23:18:19,262 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2022-04-14 23:18:19,262 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring...
[2022-04-14 23:18:19,262 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
[2022-04-14 23:18:19,263 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values
[2022-04-14 23:18:19,267 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2022-04-14 23:18:19,267 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/LoopAccelerationJordanC.epf
[2022-04-14 23:18:19,277 INFO L113 SettingsManager]: Loading preferences was successful
[2022-04-14 23:18:19,277 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2022-04-14 23:18:19,278 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2022-04-14 23:18:19,278 INFO L138 SettingsManager]: * sizeof long=4
[2022-04-14 23:18:19,278 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2022-04-14 23:18:19,278 INFO L138 SettingsManager]: * sizeof POINTER=4
[2022-04-14 23:18:19,278 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2022-04-14 23:18:19,278 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2022-04-14 23:18:19,279 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2022-04-14 23:18:19,279 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2022-04-14 23:18:19,279 INFO L138 SettingsManager]: * sizeof long double=12
[2022-04-14 23:18:19,279 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2022-04-14 23:18:19,279 INFO L138 SettingsManager]: * Use constant arrays=true
[2022-04-14 23:18:19,280 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2022-04-14 23:18:19,280 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2022-04-14 23:18:19,280 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2022-04-14 23:18:19,280 INFO L138 SettingsManager]: * To the following directory=./dump/
[2022-04-14 23:18:19,280 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode
[2022-04-14 23:18:19,280 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2022-04-14 23:18:19,280 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2022-04-14 23:18:19,280 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2022-04-14 23:18:19,281 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults:
[2022-04-14 23:18:19,281 INFO L138 SettingsManager]: * TransformationType=LOOP_ACCELERATION_JORDAN
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN;
[2022-04-14 23:18:19,482 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2022-04-14 23:18:19,497 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2022-04-14 23:18:19,499 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2022-04-14 23:18:19,500 INFO L271 PluginConnector]: Initializing CDTParser...
[2022-04-14 23:18:19,501 INFO L275 PluginConnector]: CDTParser initialized
[2022-04-14 23:18:19,501 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/nla-digbench-scaling/sqrt1-ll_valuebound1.c
[2022-04-14 23:18:19,557 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24b800dba/646d907d7b8a46e196497b9ad3947928/FLAG54bcb9858
[2022-04-14 23:18:19,870 INFO L306 CDTParser]: Found 1 translation units.
[2022-04-14 23:18:19,870 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/nla-digbench-scaling/sqrt1-ll_valuebound1.c
[2022-04-14 23:18:19,876 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24b800dba/646d907d7b8a46e196497b9ad3947928/FLAG54bcb9858
[2022-04-14 23:18:20,291 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24b800dba/646d907d7b8a46e196497b9ad3947928
[2022-04-14 23:18:20,293 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2022-04-14 23:18:20,294 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements.
[2022-04-14 23:18:20,296 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2022-04-14 23:18:20,296 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2022-04-14 23:18:20,299 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2022-04-14 23:18:20,300 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.04 11:18:20" (1/1) ...
[2022-04-14 23:18:20,301 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55f5fe84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 11:18:20, skipping insertion in model container
[2022-04-14 23:18:20,301 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.04 11:18:20" (1/1) ...
[2022-04-14 23:18:20,305 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2022-04-14 23:18:20,317 INFO L178 MainTranslator]: Built tables and reachable declarations
[2022-04-14 23:18:20,426 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/nla-digbench-scaling/sqrt1-ll_valuebound1.c[520,533]
[2022-04-14 23:18:20,441 INFO L210 PostProcessor]: Analyzing one entry point: main
[2022-04-14 23:18:20,449 INFO L203 MainTranslator]: Completed pre-run
[2022-04-14 23:18:20,457 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/nla-digbench-scaling/sqrt1-ll_valuebound1.c[520,533]
[2022-04-14 23:18:20,477 INFO L210 PostProcessor]: Analyzing one entry point: main
[2022-04-14 23:18:20,486 INFO L208 MainTranslator]: Completed translation
[2022-04-14 23:18:20,487 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 11:18:20 WrapperNode
[2022-04-14 23:18:20,487 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2022-04-14 23:18:20,487 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2022-04-14 23:18:20,488 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2022-04-14 23:18:20,488 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2022-04-14 23:18:20,498 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 11:18:20" (1/1) ...
[2022-04-14 23:18:20,498 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 11:18:20" (1/1) ...
[2022-04-14 23:18:20,502 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 11:18:20" (1/1) ...
[2022-04-14 23:18:20,502 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 11:18:20" (1/1) ...
[2022-04-14 23:18:20,509 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 11:18:20" (1/1) ...
[2022-04-14 23:18:20,512 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 11:18:20" (1/1) ...
[2022-04-14 23:18:20,513 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 11:18:20" (1/1) ...
[2022-04-14 23:18:20,516 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2022-04-14 23:18:20,516 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2022-04-14 23:18:20,516 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2022-04-14 23:18:20,516 INFO L275 PluginConnector]: RCFGBuilder initialized
[2022-04-14 23:18:20,517 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 11:18:20" (1/1) ...
[2022-04-14 23:18:20,531 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2022-04-14 23:18:20,542 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-04-14 23:18:20,563 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2022-04-14 23:18:20,581 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2022-04-14 23:18:20,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2022-04-14 23:18:20,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2022-04-14 23:18:20,594 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error
[2022-04-14 23:18:20,594 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2022-04-14 23:18:20,595 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert
[2022-04-14 23:18:20,595 INFO L138 BoogieDeclarations]: Found implementation of procedure main
[2022-04-14 23:18:20,595 INFO L130 BoogieDeclarations]: Found specification of procedure abort
[2022-04-14 23:18:20,595 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail
[2022-04-14 23:18:20,595 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error
[2022-04-14 23:18:20,596 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2022-04-14 23:18:20,596 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2022-04-14 23:18:20,596 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2022-04-14 23:18:20,596 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert
[2022-04-14 23:18:20,597 INFO L130 BoogieDeclarations]: Found specification of procedure main
[2022-04-14 23:18:20,597 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2022-04-14 23:18:20,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2022-04-14 23:18:20,599 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2022-04-14 23:18:20,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~int
[2022-04-14 23:18:20,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~int
[2022-04-14 23:18:20,599 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2022-04-14 23:18:20,646 INFO L234 CfgBuilder]: Building ICFG
[2022-04-14 23:18:20,648 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation
[2022-04-14 23:18:20,776 INFO L275 CfgBuilder]: Performing block encoding
[2022-04-14 23:18:20,782 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2022-04-14 23:18:20,787 INFO L299 CfgBuilder]: Removed 1 assume(true) statements.
[2022-04-14 23:18:20,789 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.04 11:18:20 BoogieIcfgContainer
[2022-04-14 23:18:20,789 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2022-04-14 23:18:20,790 INFO L113 PluginConnector]: ------------------------IcfgTransformer----------------------------
[2022-04-14 23:18:20,790 INFO L271 PluginConnector]: Initializing IcfgTransformer...
[2022-04-14 23:18:20,804 INFO L275 PluginConnector]: IcfgTransformer initialized
[2022-04-14 23:18:20,809 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.04 11:18:20" (1/1) ...
[2022-04-14 23:18:20,811 INFO L168 ansformationObserver]: Applying ICFG transformation LOOP_ACCELERATION_JORDAN
[2022-04-14 23:18:20,841 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 14.04 11:18:20 BasicIcfg
[2022-04-14 23:18:20,841 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer----------------------------
[2022-04-14 23:18:20,842 INFO L113 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2022-04-14 23:18:20,842 INFO L271 PluginConnector]: Initializing TraceAbstraction...
[2022-04-14 23:18:20,845 INFO L275 PluginConnector]: TraceAbstraction initialized
[2022-04-14 23:18:20,846 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.04 11:18:20" (1/4) ...
[2022-04-14 23:18:20,846 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5265295c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.04 11:18:20, skipping insertion in model container
[2022-04-14 23:18:20,846 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 11:18:20" (2/4) ...
[2022-04-14 23:18:20,846 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5265295c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.04 11:18:20, skipping insertion in model container
[2022-04-14 23:18:20,847 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.04 11:18:20" (3/4) ...
[2022-04-14 23:18:20,847 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5265295c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.04 11:18:20, skipping insertion in model container
[2022-04-14 23:18:20,847 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 14.04 11:18:20" (4/4) ...
[2022-04-14 23:18:20,848 INFO L111 eAbstractionObserver]: Analyzing ICFG sqrt1-ll_valuebound1.cJordan
[2022-04-14 23:18:20,851 INFO L202 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION
[2022-04-14 23:18:20,851 INFO L161 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2022-04-14 23:18:20,884 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2022-04-14 23:18:20,888 INFO L340 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=ForwardPredicates, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, 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
[2022-04-14 23:18:20,888 INFO L341 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2022-04-14 23:18:20,907 INFO L276 IsEmpty]: Start isEmpty. Operand has 31 states, 16 states have (on average 1.375) internal successors, (22), 17 states have internal predecessors, (22), 9 states have call successors, (9), 4 states have call predecessors, (9), 4 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9)
[2022-04-14 23:18:20,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2022-04-14 23:18:20,912 INFO L491 BasicCegarLoop]: Found error trace
[2022-04-14 23:18:20,913 INFO L499 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-04-14 23:18:20,913 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2022-04-14 23:18:20,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-04-14 23:18:20,920 INFO L85 PathProgramCache]: Analyzing trace with hash -179702132, now seen corresponding path program 1 times
[2022-04-14 23:18:20,927 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-04-14 23:18:20,928 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1261294360]
[2022-04-14 23:18:20,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-04-14 23:18:20,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-04-14 23:18:21,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-04-14 23:18:21,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2022-04-14 23:18:21,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-04-14 23:18:21,115 INFO L290 TraceCheckUtils]: 0: Hoare triple {43#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} [74] ULTIMATE.initENTRY-->ULTIMATE.initFINAL: Formula: (let ((.cse0 (select |v_#memory_int_1| 1))) (and (= 48 (select .cse0 0)) (= (select |v_#valid_1| 2) 1) (= (select |v_#valid_1| 0) 0) (= (select |v_#length_1| 2) 11) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 3) 12) (= (select |v_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select .cse0 1) 0) (= |v_#NULL.offset_1| 0))) InVars {#memory_int=|v_#memory_int_1|, #StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_1|, #valid=|v_#valid_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_1|, #NULL.offset=|v_#NULL.offset_1|, #length=|v_#length_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] {34#true} is VALID
[2022-04-14 23:18:21,115 INFO L290 TraceCheckUtils]: 1: Hoare triple {34#true} [77] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {34#true} is VALID
[2022-04-14 23:18:21,116 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {34#true} {34#true} [103] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {34#true} is VALID
[2022-04-14 23:18:21,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6
[2022-04-14 23:18:21,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-04-14 23:18:21,129 INFO L290 TraceCheckUtils]: 0: Hoare triple {34#true} [80] assume_abort_if_notENTRY-->L9: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {34#true} is VALID
[2022-04-14 23:18:21,130 INFO L290 TraceCheckUtils]: 1: Hoare triple {34#true} [84] L9-->L9-2: Formula: false InVars {} OutVars{} AuxVars[] AssignedVars[] {35#false} is VALID
[2022-04-14 23:18:21,130 INFO L290 TraceCheckUtils]: 2: Hoare triple {35#false} [88] L9-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {35#false} is VALID
[2022-04-14 23:18:21,133 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {35#false} {34#true} [104] assume_abort_if_notEXIT-->L24-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= v_main_~n~0_7 1) (<= 0 v_main_~n~0_7)) 1 0)) InVars {main_~n~0=v_main_~n~0_7} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~n~0, assume_abort_if_not_#in~cond] {35#false} is VALID
[2022-04-14 23:18:21,136 INFO L272 TraceCheckUtils]: 0: Hoare triple {34#true} [72] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {43#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID
[2022-04-14 23:18:21,137 INFO L290 TraceCheckUtils]: 1: Hoare triple {43#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} [74] ULTIMATE.initENTRY-->ULTIMATE.initFINAL: Formula: (let ((.cse0 (select |v_#memory_int_1| 1))) (and (= 48 (select .cse0 0)) (= (select |v_#valid_1| 2) 1) (= (select |v_#valid_1| 0) 0) (= (select |v_#length_1| 2) 11) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 3) 12) (= (select |v_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select .cse0 1) 0) (= |v_#NULL.offset_1| 0))) InVars {#memory_int=|v_#memory_int_1|, #StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_1|, #valid=|v_#valid_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_1|, #NULL.offset=|v_#NULL.offset_1|, #length=|v_#length_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] {34#true} is VALID
[2022-04-14 23:18:21,137 INFO L290 TraceCheckUtils]: 2: Hoare triple {34#true} [77] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {34#true} is VALID
[2022-04-14 23:18:21,137 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {34#true} {34#true} [103] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {34#true} is VALID
[2022-04-14 23:18:21,137 INFO L272 TraceCheckUtils]: 4: Hoare triple {34#true} [73] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {34#true} is VALID
[2022-04-14 23:18:21,138 INFO L290 TraceCheckUtils]: 5: Hoare triple {34#true} [76] mainENTRY-->L24: Formula: (and (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647) (= v_main_~n~0_1 |v_main_#t~nondet4_2|)) InVars {main_#t~nondet4=|v_main_#t~nondet4_2|} OutVars{main_~t~0=v_main_~t~0_3, main_~n~0=v_main_~n~0_1, main_~s~0=v_main_~s~0_3, main_~a~0=v_main_~a~0_3} AuxVars[] AssignedVars[main_#t~nondet4, main_~t~0, main_~n~0, main_~s~0, main_~a~0] {34#true} is VALID
[2022-04-14 23:18:21,138 INFO L272 TraceCheckUtils]: 6: Hoare triple {34#true} [78] L24-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= v_main_~n~0_7 1) (<= 0 v_main_~n~0_7)) 1 0)) InVars {main_~n~0=v_main_~n~0_7} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~n~0, assume_abort_if_not_#in~cond] {34#true} is VALID
[2022-04-14 23:18:21,139 INFO L290 TraceCheckUtils]: 7: Hoare triple {34#true} [80] assume_abort_if_notENTRY-->L9: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {34#true} is VALID
[2022-04-14 23:18:21,139 INFO L290 TraceCheckUtils]: 8: Hoare triple {34#true} [84] L9-->L9-2: Formula: false InVars {} OutVars{} AuxVars[] AssignedVars[] {35#false} is VALID
[2022-04-14 23:18:21,139 INFO L290 TraceCheckUtils]: 9: Hoare triple {35#false} [88] L9-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {35#false} is VALID
[2022-04-14 23:18:21,140 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {35#false} {34#true} [104] assume_abort_if_notEXIT-->L24-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= v_main_~n~0_7 1) (<= 0 v_main_~n~0_7)) 1 0)) InVars {main_~n~0=v_main_~n~0_7} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~n~0, assume_abort_if_not_#in~cond] {35#false} is VALID
[2022-04-14 23:18:21,140 INFO L290 TraceCheckUtils]: 11: Hoare triple {35#false} [79] L24-1-->L30-2: Formula: (and (= v_main_~s~0_4 1) (= v_main_~t~0_4 1) (= v_main_~a~0_4 0)) InVars {} OutVars{main_~t~0=v_main_~t~0_4, main_~s~0=v_main_~s~0_4, main_~a~0=v_main_~a~0_4} AuxVars[] AssignedVars[main_~t~0, main_~s~0, main_~a~0] {35#false} is VALID
[2022-04-14 23:18:21,140 INFO L290 TraceCheckUtils]: 12: Hoare triple {35#false} [81] L30-2-->L30-3: Formula: false InVars {} OutVars{} AuxVars[] AssignedVars[] {35#false} is VALID
[2022-04-14 23:18:21,140 INFO L272 TraceCheckUtils]: 13: Hoare triple {35#false} [86] L30-3-->__VERIFIER_assertENTRY: Formula: (= (ite (= v_main_~t~0_11 (+ (* 2 v_main_~a~0_11) 1)) 1 0) |v___VERIFIER_assert_#in~condInParam_4|) InVars {main_~t~0=v_main_~t~0_11, main_~a~0=v_main_~a~0_11} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_4|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~t~0, main_~a~0] {35#false} is VALID
[2022-04-14 23:18:21,141 INFO L290 TraceCheckUtils]: 14: Hoare triple {35#false} [90] __VERIFIER_assertENTRY-->L12: Formula: (= v___VERIFIER_assert_~cond_2 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {35#false} is VALID
[2022-04-14 23:18:21,142 INFO L290 TraceCheckUtils]: 15: Hoare triple {35#false} [93] L12-->L13: Formula: (= v___VERIFIER_assert_~cond_3 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} AuxVars[] AssignedVars[] {35#false} is VALID
[2022-04-14 23:18:21,142 INFO L290 TraceCheckUtils]: 16: Hoare triple {35#false} [97] L13-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {35#false} is VALID
[2022-04-14 23:18:21,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-04-14 23:18:21,143 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-04-14 23:18:21,143 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1261294360]
[2022-04-14 23:18:21,143 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1261294360] provided 1 perfect and 0 imperfect interpolant sequences
[2022-04-14 23:18:21,143 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-04-14 23:18:21,143 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2022-04-14 23:18:21,144 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [698289762]
[2022-04-14 23:18:21,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-04-14 23:18:21,150 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 2 states have internal predecessors, (11), 2 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 17
[2022-04-14 23:18:21,151 INFO L84 Accepts]: Finished accepts. word is accepted.
[2022-04-14 23:18:21,153 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 2 states have internal predecessors, (11), 2 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2)
[2022-04-14 23:18:21,179 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 17 edges. 17 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity.
[2022-04-14 23:18:21,180 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2022-04-14 23:18:21,180 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-04-14 23:18:21,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2022-04-14 23:18:21,201 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-04-14 23:18:21,203 INFO L87 Difference]: Start difference. First operand has 31 states, 16 states have (on average 1.375) internal successors, (22), 17 states have internal predecessors, (22), 9 states have call successors, (9), 4 states have call predecessors, (9), 4 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 2 states have internal predecessors, (11), 2 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2)
[2022-04-14 23:18:21,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-04-14 23:18:21,332 INFO L93 Difference]: Finished difference Result 31 states and 36 transitions.
[2022-04-14 23:18:21,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2022-04-14 23:18:21,332 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 2 states have internal predecessors, (11), 2 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 17
[2022-04-14 23:18:21,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-04-14 23:18:21,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 2 states have internal predecessors, (11), 2 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2)
[2022-04-14 23:18:21,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 40 transitions.
[2022-04-14 23:18:21,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 2 states have internal predecessors, (11), 2 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2)
[2022-04-14 23:18:21,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 40 transitions.
[2022-04-14 23:18:21,341 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 3 states and 40 transitions.
[2022-04-14 23:18:21,400 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 40 edges. 40 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity.
[2022-04-14 23:18:21,409 INFO L225 Difference]: With dead ends: 31
[2022-04-14 23:18:21,409 INFO L226 Difference]: Without dead ends: 26
[2022-04-14 23:18:21,411 INFO L912 BasicCegarLoop]: 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
[2022-04-14 23:18:21,413 INFO L913 BasicCegarLoop]: 29 mSDtfsCounter, 15 mSDsluCounter, 3 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 32 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2022-04-14 23:18:21,415 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [22 Valid, 32 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2022-04-14 23:18:21,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states.
[2022-04-14 23:18:21,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26.
[2022-04-14 23:18:21,436 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa
[2022-04-14 23:18:21,437 INFO L82 GeneralOperation]: Start isEquivalent. First operand 26 states. Second operand has 26 states, 13 states have (on average 1.1538461538461537) internal successors, (15), 14 states have internal predecessors, (15), 9 states have call successors, (9), 4 states have call predecessors, (9), 3 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7)
[2022-04-14 23:18:21,437 INFO L74 IsIncluded]: Start isIncluded. First operand 26 states. Second operand has 26 states, 13 states have (on average 1.1538461538461537) internal successors, (15), 14 states have internal predecessors, (15), 9 states have call successors, (9), 4 states have call predecessors, (9), 3 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7)
[2022-04-14 23:18:21,438 INFO L87 Difference]: Start difference. First operand 26 states. Second operand has 26 states, 13 states have (on average 1.1538461538461537) internal successors, (15), 14 states have internal predecessors, (15), 9 states have call successors, (9), 4 states have call predecessors, (9), 3 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7)
[2022-04-14 23:18:21,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-04-14 23:18:21,441 INFO L93 Difference]: Finished difference Result 26 states and 31 transitions.
[2022-04-14 23:18:21,441 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 31 transitions.
[2022-04-14 23:18:21,442 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2022-04-14 23:18:21,442 INFO L83 IsIncluded]: Finished isIncluded. Language is included
[2022-04-14 23:18:21,442 INFO L74 IsIncluded]: Start isIncluded. First operand has 26 states, 13 states have (on average 1.1538461538461537) internal successors, (15), 14 states have internal predecessors, (15), 9 states have call successors, (9), 4 states have call predecessors, (9), 3 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) Second operand 26 states.
[2022-04-14 23:18:21,442 INFO L87 Difference]: Start difference. First operand has 26 states, 13 states have (on average 1.1538461538461537) internal successors, (15), 14 states have internal predecessors, (15), 9 states have call successors, (9), 4 states have call predecessors, (9), 3 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) Second operand 26 states.
[2022-04-14 23:18:21,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-04-14 23:18:21,446 INFO L93 Difference]: Finished difference Result 26 states and 31 transitions.
[2022-04-14 23:18:21,446 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 31 transitions.
[2022-04-14 23:18:21,446 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2022-04-14 23:18:21,446 INFO L83 IsIncluded]: Finished isIncluded. Language is included
[2022-04-14 23:18:21,446 INFO L88 GeneralOperation]: Finished isEquivalent.
[2022-04-14 23:18:21,447 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa
[2022-04-14 23:18:21,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 13 states have (on average 1.1538461538461537) internal successors, (15), 14 states have internal predecessors, (15), 9 states have call successors, (9), 4 states have call predecessors, (9), 3 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7)
[2022-04-14 23:18:21,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 31 transitions.
[2022-04-14 23:18:21,450 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 31 transitions. Word has length 17
[2022-04-14 23:18:21,450 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-04-14 23:18:21,450 INFO L478 AbstractCegarLoop]: Abstraction has 26 states and 31 transitions.
[2022-04-14 23:18:21,450 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 2 states have internal predecessors, (11), 2 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2)
[2022-04-14 23:18:21,450 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 31 transitions.
[2022-04-14 23:18:21,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2022-04-14 23:18:21,451 INFO L491 BasicCegarLoop]: Found error trace
[2022-04-14 23:18:21,451 INFO L499 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-04-14 23:18:21,451 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2022-04-14 23:18:21,451 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2022-04-14 23:18:21,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-04-14 23:18:21,452 INFO L85 PathProgramCache]: Analyzing trace with hash -1985279762, now seen corresponding path program 1 times
[2022-04-14 23:18:21,452 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-04-14 23:18:21,452 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1164266721]
[2022-04-14 23:18:21,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-04-14 23:18:21,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-04-14 23:18:21,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-04-14 23:18:21,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2022-04-14 23:18:21,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-04-14 23:18:21,546 INFO L290 TraceCheckUtils]: 0: Hoare triple {167#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} [74] ULTIMATE.initENTRY-->ULTIMATE.initFINAL: Formula: (let ((.cse0 (select |v_#memory_int_1| 1))) (and (= 48 (select .cse0 0)) (= (select |v_#valid_1| 2) 1) (= (select |v_#valid_1| 0) 0) (= (select |v_#length_1| 2) 11) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 3) 12) (= (select |v_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select .cse0 1) 0) (= |v_#NULL.offset_1| 0))) InVars {#memory_int=|v_#memory_int_1|, #StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_1|, #valid=|v_#valid_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_1|, #NULL.offset=|v_#NULL.offset_1|, #length=|v_#length_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] {155#true} is VALID
[2022-04-14 23:18:21,546 INFO L290 TraceCheckUtils]: 1: Hoare triple {155#true} [77] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {155#true} is VALID
[2022-04-14 23:18:21,546 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {155#true} {155#true} [103] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {155#true} is VALID
[2022-04-14 23:18:21,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6
[2022-04-14 23:18:21,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-04-14 23:18:21,569 INFO L290 TraceCheckUtils]: 0: Hoare triple {155#true} [80] assume_abort_if_notENTRY-->L9: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {155#true} is VALID
[2022-04-14 23:18:21,569 INFO L290 TraceCheckUtils]: 1: Hoare triple {155#true} [85] L9-->L9-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {155#true} is VALID
[2022-04-14 23:18:21,569 INFO L290 TraceCheckUtils]: 2: Hoare triple {155#true} [88] L9-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {155#true} is VALID
[2022-04-14 23:18:21,570 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {155#true} {155#true} [104] assume_abort_if_notEXIT-->L24-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= v_main_~n~0_7 1) (<= 0 v_main_~n~0_7)) 1 0)) InVars {main_~n~0=v_main_~n~0_7} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~n~0, assume_abort_if_not_#in~cond] {155#true} is VALID
[2022-04-14 23:18:21,570 INFO L272 TraceCheckUtils]: 0: Hoare triple {155#true} [72] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {167#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID
[2022-04-14 23:18:21,570 INFO L290 TraceCheckUtils]: 1: Hoare triple {167#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} [74] ULTIMATE.initENTRY-->ULTIMATE.initFINAL: Formula: (let ((.cse0 (select |v_#memory_int_1| 1))) (and (= 48 (select .cse0 0)) (= (select |v_#valid_1| 2) 1) (= (select |v_#valid_1| 0) 0) (= (select |v_#length_1| 2) 11) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 3) 12) (= (select |v_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select .cse0 1) 0) (= |v_#NULL.offset_1| 0))) InVars {#memory_int=|v_#memory_int_1|, #StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_1|, #valid=|v_#valid_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_1|, #NULL.offset=|v_#NULL.offset_1|, #length=|v_#length_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] {155#true} is VALID
[2022-04-14 23:18:21,571 INFO L290 TraceCheckUtils]: 2: Hoare triple {155#true} [77] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {155#true} is VALID
[2022-04-14 23:18:21,571 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {155#true} {155#true} [103] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {155#true} is VALID
[2022-04-14 23:18:21,571 INFO L272 TraceCheckUtils]: 4: Hoare triple {155#true} [73] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {155#true} is VALID
[2022-04-14 23:18:21,571 INFO L290 TraceCheckUtils]: 5: Hoare triple {155#true} [76] mainENTRY-->L24: Formula: (and (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647) (= v_main_~n~0_1 |v_main_#t~nondet4_2|)) InVars {main_#t~nondet4=|v_main_#t~nondet4_2|} OutVars{main_~t~0=v_main_~t~0_3, main_~n~0=v_main_~n~0_1, main_~s~0=v_main_~s~0_3, main_~a~0=v_main_~a~0_3} AuxVars[] AssignedVars[main_#t~nondet4, main_~t~0, main_~n~0, main_~s~0, main_~a~0] {155#true} is VALID
[2022-04-14 23:18:21,571 INFO L272 TraceCheckUtils]: 6: Hoare triple {155#true} [78] L24-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= v_main_~n~0_7 1) (<= 0 v_main_~n~0_7)) 1 0)) InVars {main_~n~0=v_main_~n~0_7} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~n~0, assume_abort_if_not_#in~cond] {155#true} is VALID
[2022-04-14 23:18:21,571 INFO L290 TraceCheckUtils]: 7: Hoare triple {155#true} [80] assume_abort_if_notENTRY-->L9: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {155#true} is VALID
[2022-04-14 23:18:21,572 INFO L290 TraceCheckUtils]: 8: Hoare triple {155#true} [85] L9-->L9-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {155#true} is VALID
[2022-04-14 23:18:21,572 INFO L290 TraceCheckUtils]: 9: Hoare triple {155#true} [88] L9-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {155#true} is VALID
[2022-04-14 23:18:21,572 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {155#true} {155#true} [104] assume_abort_if_notEXIT-->L24-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= v_main_~n~0_7 1) (<= 0 v_main_~n~0_7)) 1 0)) InVars {main_~n~0=v_main_~n~0_7} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~n~0, assume_abort_if_not_#in~cond] {155#true} is VALID
[2022-04-14 23:18:21,572 INFO L290 TraceCheckUtils]: 11: Hoare triple {155#true} [79] L24-1-->L30-2: Formula: (and (= v_main_~s~0_4 1) (= v_main_~t~0_4 1) (= v_main_~a~0_4 0)) InVars {} OutVars{main_~t~0=v_main_~t~0_4, main_~s~0=v_main_~s~0_4, main_~a~0=v_main_~a~0_4} AuxVars[] AssignedVars[main_~t~0, main_~s~0, main_~a~0] {164#(and (= (* main_~a~0 2) 0) (= main_~t~0 (+ (* main_~a~0 2) 1)))} is VALID
[2022-04-14 23:18:21,573 INFO L290 TraceCheckUtils]: 12: Hoare triple {164#(and (= (* main_~a~0 2) 0) (= main_~t~0 (+ (* main_~a~0 2) 1)))} [83] L30-2-->L31: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {164#(and (= (* main_~a~0 2) 0) (= main_~t~0 (+ (* main_~a~0 2) 1)))} is VALID
[2022-04-14 23:18:21,574 INFO L272 TraceCheckUtils]: 13: Hoare triple {164#(and (= (* main_~a~0 2) 0) (= main_~t~0 (+ (* main_~a~0 2) 1)))} [87] L31-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= (+ (* v_main_~a~0_9 2) 1) v_main_~t~0_9) 1 0)) InVars {main_~t~0=v_main_~t~0_9, main_~a~0=v_main_~a~0_9} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~t~0, main_~a~0] {165#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID
[2022-04-14 23:18:21,574 INFO L290 TraceCheckUtils]: 14: Hoare triple {165#(not (= |__VERIFIER_assert_#in~cond| 0))} [90] __VERIFIER_assertENTRY-->L12: Formula: (= v___VERIFIER_assert_~cond_2 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {166#(not (= __VERIFIER_assert_~cond 0))} is VALID
[2022-04-14 23:18:21,574 INFO L290 TraceCheckUtils]: 15: Hoare triple {166#(not (= __VERIFIER_assert_~cond 0))} [93] L12-->L13: Formula: (= v___VERIFIER_assert_~cond_3 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} AuxVars[] AssignedVars[] {156#false} is VALID
[2022-04-14 23:18:21,575 INFO L290 TraceCheckUtils]: 16: Hoare triple {156#false} [97] L13-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {156#false} is VALID
[2022-04-14 23:18:21,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-04-14 23:18:21,575 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-04-14 23:18:21,575 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1164266721]
[2022-04-14 23:18:21,575 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1164266721] provided 1 perfect and 0 imperfect interpolant sequences
[2022-04-14 23:18:21,575 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-04-14 23:18:21,576 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2022-04-14 23:18:21,576 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1183954344]
[2022-04-14 23:18:21,576 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-04-14 23:18:21,577 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 1.8333333333333333) internal successors, (11), 4 states have internal predecessors, (11), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 17
[2022-04-14 23:18:21,577 INFO L84 Accepts]: Finished accepts. word is accepted.
[2022-04-14 23:18:21,577 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 6 states, 6 states have (on average 1.8333333333333333) internal successors, (11), 4 states have internal predecessors, (11), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2)
[2022-04-14 23:18:21,590 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 17 edges. 17 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity.
[2022-04-14 23:18:21,590 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2022-04-14 23:18:21,590 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-04-14 23:18:21,591 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2022-04-14 23:18:21,591 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2022-04-14 23:18:21,591 INFO L87 Difference]: Start difference. First operand 26 states and 31 transitions. Second operand has 6 states, 6 states have (on average 1.8333333333333333) internal successors, (11), 4 states have internal predecessors, (11), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2)
[2022-04-14 23:18:21,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-04-14 23:18:21,980 INFO L93 Difference]: Finished difference Result 38 states and 48 transitions.
[2022-04-14 23:18:21,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states.
[2022-04-14 23:18:21,980 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 1.8333333333333333) internal successors, (11), 4 states have internal predecessors, (11), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 17
[2022-04-14 23:18:21,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-04-14 23:18:21,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 1.8333333333333333) internal successors, (11), 4 states have internal predecessors, (11), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2)
[2022-04-14 23:18:21,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 49 transitions.
[2022-04-14 23:18:21,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 1.8333333333333333) internal successors, (11), 4 states have internal predecessors, (11), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2)
[2022-04-14 23:18:21,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 49 transitions.
[2022-04-14 23:18:21,985 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 7 states and 49 transitions.
[2022-04-14 23:18:22,048 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 49 edges. 49 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity.
[2022-04-14 23:18:22,049 INFO L225 Difference]: With dead ends: 38
[2022-04-14 23:18:22,050 INFO L226 Difference]: Without dead ends: 38
[2022-04-14 23:18:22,050 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90
[2022-04-14 23:18:22,051 INFO L913 BasicCegarLoop]: 22 mSDtfsCounter, 25 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 100 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 39 SdHoareTripleChecker+Invalid, 127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 100 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time
[2022-04-14 23:18:22,051 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [31 Valid, 39 Invalid, 127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 100 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time]
[2022-04-14 23:18:22,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states.
[2022-04-14 23:18:22,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 36.
[2022-04-14 23:18:22,055 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa
[2022-04-14 23:18:22,055 INFO L82 GeneralOperation]: Start isEquivalent. First operand 38 states. Second operand has 36 states, 18 states have (on average 1.1666666666666667) internal successors, (21), 20 states have internal predecessors, (21), 13 states have call successors, (13), 5 states have call predecessors, (13), 4 states have return successors, (11), 10 states have call predecessors, (11), 11 states have call successors, (11)
[2022-04-14 23:18:22,055 INFO L74 IsIncluded]: Start isIncluded. First operand 38 states. Second operand has 36 states, 18 states have (on average 1.1666666666666667) internal successors, (21), 20 states have internal predecessors, (21), 13 states have call successors, (13), 5 states have call predecessors, (13), 4 states have return successors, (11), 10 states have call predecessors, (11), 11 states have call successors, (11)
[2022-04-14 23:18:22,056 INFO L87 Difference]: Start difference. First operand 38 states. Second operand has 36 states, 18 states have (on average 1.1666666666666667) internal successors, (21), 20 states have internal predecessors, (21), 13 states have call successors, (13), 5 states have call predecessors, (13), 4 states have return successors, (11), 10 states have call predecessors, (11), 11 states have call successors, (11)
[2022-04-14 23:18:22,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-04-14 23:18:22,058 INFO L93 Difference]: Finished difference Result 38 states and 48 transitions.
[2022-04-14 23:18:22,058 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 48 transitions.
[2022-04-14 23:18:22,059 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2022-04-14 23:18:22,059 INFO L83 IsIncluded]: Finished isIncluded. Language is included
[2022-04-14 23:18:22,059 INFO L74 IsIncluded]: Start isIncluded. First operand has 36 states, 18 states have (on average 1.1666666666666667) internal successors, (21), 20 states have internal predecessors, (21), 13 states have call successors, (13), 5 states have call predecessors, (13), 4 states have return successors, (11), 10 states have call predecessors, (11), 11 states have call successors, (11) Second operand 38 states.
[2022-04-14 23:18:22,060 INFO L87 Difference]: Start difference. First operand has 36 states, 18 states have (on average 1.1666666666666667) internal successors, (21), 20 states have internal predecessors, (21), 13 states have call successors, (13), 5 states have call predecessors, (13), 4 states have return successors, (11), 10 states have call predecessors, (11), 11 states have call successors, (11) Second operand 38 states.
[2022-04-14 23:18:22,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-04-14 23:18:22,062 INFO L93 Difference]: Finished difference Result 38 states and 48 transitions.
[2022-04-14 23:18:22,062 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 48 transitions.
[2022-04-14 23:18:22,063 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2022-04-14 23:18:22,063 INFO L83 IsIncluded]: Finished isIncluded. Language is included
[2022-04-14 23:18:22,063 INFO L88 GeneralOperation]: Finished isEquivalent.
[2022-04-14 23:18:22,063 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa
[2022-04-14 23:18:22,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36 states, 18 states have (on average 1.1666666666666667) internal successors, (21), 20 states have internal predecessors, (21), 13 states have call successors, (13), 5 states have call predecessors, (13), 4 states have return successors, (11), 10 states have call predecessors, (11), 11 states have call successors, (11)
[2022-04-14 23:18:22,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 45 transitions.
[2022-04-14 23:18:22,065 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 45 transitions. Word has length 17
[2022-04-14 23:18:22,065 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-04-14 23:18:22,066 INFO L478 AbstractCegarLoop]: Abstraction has 36 states and 45 transitions.
[2022-04-14 23:18:22,066 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 1.8333333333333333) internal successors, (11), 4 states have internal predecessors, (11), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2)
[2022-04-14 23:18:22,066 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 45 transitions.
[2022-04-14 23:18:22,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23
[2022-04-14 23:18:22,067 INFO L491 BasicCegarLoop]: Found error trace
[2022-04-14 23:18:22,067 INFO L499 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-04-14 23:18:22,067 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2022-04-14 23:18:22,067 INFO L403 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2022-04-14 23:18:22,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-04-14 23:18:22,067 INFO L85 PathProgramCache]: Analyzing trace with hash 1146988413, now seen corresponding path program 1 times
[2022-04-14 23:18:22,068 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-04-14 23:18:22,068 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [855250007]
[2022-04-14 23:18:22,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-04-14 23:18:22,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-04-14 23:18:22,079 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic
[2022-04-14 23:18:22,079 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [702762226]
[2022-04-14 23:18:22,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-04-14 23:18:22,080 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2022-04-14 23:18:22,080 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-04-14 23:18:22,084 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2022-04-14 23:18:22,086 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process
[2022-04-14 23:18:22,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-04-14 23:18:22,124 INFO L263 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 7 conjunts are in the unsatisfiable core
[2022-04-14 23:18:22,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-04-14 23:18:22,151 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2022-04-14 23:18:22,324 INFO L272 TraceCheckUtils]: 0: Hoare triple {328#true} [72] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {328#true} is VALID
[2022-04-14 23:18:22,324 INFO L290 TraceCheckUtils]: 1: Hoare triple {328#true} [74] ULTIMATE.initENTRY-->ULTIMATE.initFINAL: Formula: (let ((.cse0 (select |v_#memory_int_1| 1))) (and (= 48 (select .cse0 0)) (= (select |v_#valid_1| 2) 1) (= (select |v_#valid_1| 0) 0) (= (select |v_#length_1| 2) 11) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 3) 12) (= (select |v_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select .cse0 1) 0) (= |v_#NULL.offset_1| 0))) InVars {#memory_int=|v_#memory_int_1|, #StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_1|, #valid=|v_#valid_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_1|, #NULL.offset=|v_#NULL.offset_1|, #length=|v_#length_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] {328#true} is VALID
[2022-04-14 23:18:22,325 INFO L290 TraceCheckUtils]: 2: Hoare triple {328#true} [77] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {328#true} is VALID
[2022-04-14 23:18:22,325 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {328#true} {328#true} [103] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {328#true} is VALID
[2022-04-14 23:18:22,325 INFO L272 TraceCheckUtils]: 4: Hoare triple {328#true} [73] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {328#true} is VALID
[2022-04-14 23:18:22,325 INFO L290 TraceCheckUtils]: 5: Hoare triple {328#true} [76] mainENTRY-->L24: Formula: (and (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647) (= v_main_~n~0_1 |v_main_#t~nondet4_2|)) InVars {main_#t~nondet4=|v_main_#t~nondet4_2|} OutVars{main_~t~0=v_main_~t~0_3, main_~n~0=v_main_~n~0_1, main_~s~0=v_main_~s~0_3, main_~a~0=v_main_~a~0_3} AuxVars[] AssignedVars[main_#t~nondet4, main_~t~0, main_~n~0, main_~s~0, main_~a~0] {328#true} is VALID
[2022-04-14 23:18:22,325 INFO L272 TraceCheckUtils]: 6: Hoare triple {328#true} [78] L24-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= v_main_~n~0_7 1) (<= 0 v_main_~n~0_7)) 1 0)) InVars {main_~n~0=v_main_~n~0_7} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~n~0, assume_abort_if_not_#in~cond] {328#true} is VALID
[2022-04-14 23:18:22,325 INFO L290 TraceCheckUtils]: 7: Hoare triple {328#true} [80] assume_abort_if_notENTRY-->L9: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {328#true} is VALID
[2022-04-14 23:18:22,325 INFO L290 TraceCheckUtils]: 8: Hoare triple {328#true} [85] L9-->L9-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {328#true} is VALID
[2022-04-14 23:18:22,326 INFO L290 TraceCheckUtils]: 9: Hoare triple {328#true} [88] L9-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {328#true} is VALID
[2022-04-14 23:18:22,326 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {328#true} {328#true} [104] assume_abort_if_notEXIT-->L24-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= v_main_~n~0_7 1) (<= 0 v_main_~n~0_7)) 1 0)) InVars {main_~n~0=v_main_~n~0_7} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~n~0, assume_abort_if_not_#in~cond] {328#true} is VALID
[2022-04-14 23:18:22,326 INFO L290 TraceCheckUtils]: 11: Hoare triple {328#true} [79] L24-1-->L30-2: Formula: (and (= v_main_~s~0_4 1) (= v_main_~t~0_4 1) (= v_main_~a~0_4 0)) InVars {} OutVars{main_~t~0=v_main_~t~0_4, main_~s~0=v_main_~s~0_4, main_~a~0=v_main_~a~0_4} AuxVars[] AssignedVars[main_~t~0, main_~s~0, main_~a~0] {366#(and (= main_~a~0 0) (= main_~s~0 1))} is VALID
[2022-04-14 23:18:22,327 INFO L290 TraceCheckUtils]: 12: Hoare triple {366#(and (= main_~a~0 0) (= main_~s~0 1))} [83] L30-2-->L31: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {366#(and (= main_~a~0 0) (= main_~s~0 1))} is VALID
[2022-04-14 23:18:22,327 INFO L272 TraceCheckUtils]: 13: Hoare triple {366#(and (= main_~a~0 0) (= main_~s~0 1))} [87] L31-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= (+ (* v_main_~a~0_9 2) 1) v_main_~t~0_9) 1 0)) InVars {main_~t~0=v_main_~t~0_9, main_~a~0=v_main_~a~0_9} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~t~0, main_~a~0] {328#true} is VALID
[2022-04-14 23:18:22,327 INFO L290 TraceCheckUtils]: 14: Hoare triple {328#true} [90] __VERIFIER_assertENTRY-->L12: Formula: (= v___VERIFIER_assert_~cond_2 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {328#true} is VALID
[2022-04-14 23:18:22,327 INFO L290 TraceCheckUtils]: 15: Hoare triple {328#true} [94] L12-->L12-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {328#true} is VALID
[2022-04-14 23:18:22,328 INFO L290 TraceCheckUtils]: 16: Hoare triple {328#true} [99] L12-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {328#true} is VALID
[2022-04-14 23:18:22,329 INFO L284 TraceCheckUtils]: 17: Hoare quadruple {328#true} {366#(and (= main_~a~0 0) (= main_~s~0 1))} [105] __VERIFIER_assertEXIT-->L31-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= (+ (* v_main_~a~0_9 2) 1) v_main_~t~0_9) 1 0)) InVars {main_~t~0=v_main_~t~0_9, main_~a~0=v_main_~a~0_9} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~t~0, main_~a~0] {366#(and (= main_~a~0 0) (= main_~s~0 1))} is VALID
[2022-04-14 23:18:22,329 INFO L272 TraceCheckUtils]: 18: Hoare triple {366#(and (= main_~a~0 0) (= main_~s~0 1))} [91] L31-1-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= v_main_~s~0_10 (let ((.cse0 (+ 1 v_main_~a~0_10))) (* .cse0 .cse0))) 1 0)) InVars {main_~s~0=v_main_~s~0_10, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~s~0, main_~a~0] {388#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID
[2022-04-14 23:18:22,330 INFO L290 TraceCheckUtils]: 19: Hoare triple {388#(<= 1 |__VERIFIER_assert_#in~cond|)} [90] __VERIFIER_assertENTRY-->L12: Formula: (= v___VERIFIER_assert_~cond_2 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {392#(<= 1 __VERIFIER_assert_~cond)} is VALID
[2022-04-14 23:18:22,330 INFO L290 TraceCheckUtils]: 20: Hoare triple {392#(<= 1 __VERIFIER_assert_~cond)} [93] L12-->L13: Formula: (= v___VERIFIER_assert_~cond_3 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} AuxVars[] AssignedVars[] {329#false} is VALID
[2022-04-14 23:18:22,330 INFO L290 TraceCheckUtils]: 21: Hoare triple {329#false} [97] L13-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {329#false} is VALID
[2022-04-14 23:18:22,331 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-04-14 23:18:22,331 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2022-04-14 23:18:22,331 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-04-14 23:18:22,331 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [855250007]
[2022-04-14 23:18:22,331 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT
[2022-04-14 23:18:22,331 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [702762226]
[2022-04-14 23:18:22,331 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [702762226] provided 1 perfect and 0 imperfect interpolant sequences
[2022-04-14 23:18:22,331 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-04-14 23:18:22,331 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2022-04-14 23:18:22,332 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1523046990]
[2022-04-14 23:18:22,332 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-04-14 23:18:22,332 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.8) internal successors, (14), 4 states have internal predecessors, (14), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 22
[2022-04-14 23:18:22,332 INFO L84 Accepts]: Finished accepts. word is accepted.
[2022-04-14 23:18:22,332 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 5 states, 5 states have (on average 2.8) internal successors, (14), 4 states have internal predecessors, (14), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3)
[2022-04-14 23:18:22,348 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 22 edges. 22 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity.
[2022-04-14 23:18:22,349 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2022-04-14 23:18:22,349 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-04-14 23:18:22,350 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2022-04-14 23:18:22,351 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2022-04-14 23:18:22,351 INFO L87 Difference]: Start difference. First operand 36 states and 45 transitions. Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 4 states have internal predecessors, (14), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3)
[2022-04-14 23:18:22,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-04-14 23:18:22,497 INFO L93 Difference]: Finished difference Result 42 states and 51 transitions.
[2022-04-14 23:18:22,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2022-04-14 23:18:22,497 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.8) internal successors, (14), 4 states have internal predecessors, (14), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 22
[2022-04-14 23:18:22,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-04-14 23:18:22,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 4 states have internal predecessors, (14), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3)
[2022-04-14 23:18:22,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 49 transitions.
[2022-04-14 23:18:22,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 4 states have internal predecessors, (14), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3)
[2022-04-14 23:18:22,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 49 transitions.
[2022-04-14 23:18:22,512 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 5 states and 49 transitions.
[2022-04-14 23:18:22,543 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 49 edges. 49 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity.
[2022-04-14 23:18:22,545 INFO L225 Difference]: With dead ends: 42
[2022-04-14 23:18:22,546 INFO L226 Difference]: Without dead ends: 42
[2022-04-14 23:18:22,546 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30
[2022-04-14 23:18:22,549 INFO L913 BasicCegarLoop]: 33 mSDtfsCounter, 6 mSDsluCounter, 70 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 103 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2022-04-14 23:18:22,551 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [10 Valid, 103 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2022-04-14 23:18:22,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states.
[2022-04-14 23:18:22,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 41.
[2022-04-14 23:18:22,559 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa
[2022-04-14 23:18:22,560 INFO L82 GeneralOperation]: Start isEquivalent. First operand 42 states. Second operand has 41 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 23 states have internal predecessors, (24), 14 states have call successors, (14), 6 states have call predecessors, (14), 5 states have return successors, (12), 11 states have call predecessors, (12), 12 states have call successors, (12)
[2022-04-14 23:18:22,561 INFO L74 IsIncluded]: Start isIncluded. First operand 42 states. Second operand has 41 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 23 states have internal predecessors, (24), 14 states have call successors, (14), 6 states have call predecessors, (14), 5 states have return successors, (12), 11 states have call predecessors, (12), 12 states have call successors, (12)
[2022-04-14 23:18:22,561 INFO L87 Difference]: Start difference. First operand 42 states. Second operand has 41 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 23 states have internal predecessors, (24), 14 states have call successors, (14), 6 states have call predecessors, (14), 5 states have return successors, (12), 11 states have call predecessors, (12), 12 states have call successors, (12)
[2022-04-14 23:18:22,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-04-14 23:18:22,567 INFO L93 Difference]: Finished difference Result 42 states and 51 transitions.
[2022-04-14 23:18:22,567 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 51 transitions.
[2022-04-14 23:18:22,570 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2022-04-14 23:18:22,571 INFO L83 IsIncluded]: Finished isIncluded. Language is included
[2022-04-14 23:18:22,572 INFO L74 IsIncluded]: Start isIncluded. First operand has 41 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 23 states have internal predecessors, (24), 14 states have call successors, (14), 6 states have call predecessors, (14), 5 states have return successors, (12), 11 states have call predecessors, (12), 12 states have call successors, (12) Second operand 42 states.
[2022-04-14 23:18:22,572 INFO L87 Difference]: Start difference. First operand has 41 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 23 states have internal predecessors, (24), 14 states have call successors, (14), 6 states have call predecessors, (14), 5 states have return successors, (12), 11 states have call predecessors, (12), 12 states have call successors, (12) Second operand 42 states.
[2022-04-14 23:18:22,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-04-14 23:18:22,579 INFO L93 Difference]: Finished difference Result 42 states and 51 transitions.
[2022-04-14 23:18:22,579 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 51 transitions.
[2022-04-14 23:18:22,579 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2022-04-14 23:18:22,579 INFO L83 IsIncluded]: Finished isIncluded. Language is included
[2022-04-14 23:18:22,579 INFO L88 GeneralOperation]: Finished isEquivalent.
[2022-04-14 23:18:22,579 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa
[2022-04-14 23:18:22,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 23 states have internal predecessors, (24), 14 states have call successors, (14), 6 states have call predecessors, (14), 5 states have return successors, (12), 11 states have call predecessors, (12), 12 states have call successors, (12)
[2022-04-14 23:18:22,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 50 transitions.
[2022-04-14 23:18:22,581 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 50 transitions. Word has length 22
[2022-04-14 23:18:22,581 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-04-14 23:18:22,582 INFO L478 AbstractCegarLoop]: Abstraction has 41 states and 50 transitions.
[2022-04-14 23:18:22,582 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.8) internal successors, (14), 4 states have internal predecessors, (14), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3)
[2022-04-14 23:18:22,582 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 50 transitions.
[2022-04-14 23:18:22,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28
[2022-04-14 23:18:22,582 INFO L491 BasicCegarLoop]: Found error trace
[2022-04-14 23:18:22,582 INFO L499 BasicCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-04-14 23:18:22,603 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0
[2022-04-14 23:18:22,783 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2022-04-14 23:18:22,783 INFO L403 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2022-04-14 23:18:22,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-04-14 23:18:22,784 INFO L85 PathProgramCache]: Analyzing trace with hash -88951989, now seen corresponding path program 1 times
[2022-04-14 23:18:22,784 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-04-14 23:18:22,784 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1728586382]
[2022-04-14 23:18:22,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-04-14 23:18:22,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-04-14 23:18:22,798 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic
[2022-04-14 23:18:22,798 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1699141830]
[2022-04-14 23:18:22,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-04-14 23:18:22,798 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2022-04-14 23:18:22,798 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-04-14 23:18:22,799 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2022-04-14 23:18:22,800 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process
[2022-04-14 23:18:22,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-04-14 23:18:22,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 7 conjunts are in the unsatisfiable core
[2022-04-14 23:18:22,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-04-14 23:18:22,838 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2022-04-14 23:18:22,936 INFO L272 TraceCheckUtils]: 0: Hoare triple {567#true} [72] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {567#true} is VALID
[2022-04-14 23:18:22,936 INFO L290 TraceCheckUtils]: 1: Hoare triple {567#true} [74] ULTIMATE.initENTRY-->ULTIMATE.initFINAL: Formula: (let ((.cse0 (select |v_#memory_int_1| 1))) (and (= 48 (select .cse0 0)) (= (select |v_#valid_1| 2) 1) (= (select |v_#valid_1| 0) 0) (= (select |v_#length_1| 2) 11) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 3) 12) (= (select |v_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select .cse0 1) 0) (= |v_#NULL.offset_1| 0))) InVars {#memory_int=|v_#memory_int_1|, #StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_1|, #valid=|v_#valid_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_1|, #NULL.offset=|v_#NULL.offset_1|, #length=|v_#length_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] {567#true} is VALID
[2022-04-14 23:18:22,937 INFO L290 TraceCheckUtils]: 2: Hoare triple {567#true} [77] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {567#true} is VALID
[2022-04-14 23:18:22,937 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {567#true} {567#true} [103] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {567#true} is VALID
[2022-04-14 23:18:22,937 INFO L272 TraceCheckUtils]: 4: Hoare triple {567#true} [73] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {567#true} is VALID
[2022-04-14 23:18:22,937 INFO L290 TraceCheckUtils]: 5: Hoare triple {567#true} [76] mainENTRY-->L24: Formula: (and (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647) (= v_main_~n~0_1 |v_main_#t~nondet4_2|)) InVars {main_#t~nondet4=|v_main_#t~nondet4_2|} OutVars{main_~t~0=v_main_~t~0_3, main_~n~0=v_main_~n~0_1, main_~s~0=v_main_~s~0_3, main_~a~0=v_main_~a~0_3} AuxVars[] AssignedVars[main_#t~nondet4, main_~t~0, main_~n~0, main_~s~0, main_~a~0] {567#true} is VALID
[2022-04-14 23:18:22,937 INFO L272 TraceCheckUtils]: 6: Hoare triple {567#true} [78] L24-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= v_main_~n~0_7 1) (<= 0 v_main_~n~0_7)) 1 0)) InVars {main_~n~0=v_main_~n~0_7} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~n~0, assume_abort_if_not_#in~cond] {567#true} is VALID
[2022-04-14 23:18:22,937 INFO L290 TraceCheckUtils]: 7: Hoare triple {567#true} [80] assume_abort_if_notENTRY-->L9: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {567#true} is VALID
[2022-04-14 23:18:22,937 INFO L290 TraceCheckUtils]: 8: Hoare triple {567#true} [85] L9-->L9-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {567#true} is VALID
[2022-04-14 23:18:22,938 INFO L290 TraceCheckUtils]: 9: Hoare triple {567#true} [88] L9-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {567#true} is VALID
[2022-04-14 23:18:22,938 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {567#true} {567#true} [104] assume_abort_if_notEXIT-->L24-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= v_main_~n~0_7 1) (<= 0 v_main_~n~0_7)) 1 0)) InVars {main_~n~0=v_main_~n~0_7} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~n~0, assume_abort_if_not_#in~cond] {567#true} is VALID
[2022-04-14 23:18:22,938 INFO L290 TraceCheckUtils]: 11: Hoare triple {567#true} [79] L24-1-->L30-2: Formula: (and (= v_main_~s~0_4 1) (= v_main_~t~0_4 1) (= v_main_~a~0_4 0)) InVars {} OutVars{main_~t~0=v_main_~t~0_4, main_~s~0=v_main_~s~0_4, main_~a~0=v_main_~a~0_4} AuxVars[] AssignedVars[main_~t~0, main_~s~0, main_~a~0] {605#(and (= main_~t~0 1) (= main_~s~0 1))} is VALID
[2022-04-14 23:18:22,939 INFO L290 TraceCheckUtils]: 12: Hoare triple {605#(and (= main_~t~0 1) (= main_~s~0 1))} [83] L30-2-->L31: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {605#(and (= main_~t~0 1) (= main_~s~0 1))} is VALID
[2022-04-14 23:18:22,939 INFO L272 TraceCheckUtils]: 13: Hoare triple {605#(and (= main_~t~0 1) (= main_~s~0 1))} [87] L31-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= (+ (* v_main_~a~0_9 2) 1) v_main_~t~0_9) 1 0)) InVars {main_~t~0=v_main_~t~0_9, main_~a~0=v_main_~a~0_9} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~t~0, main_~a~0] {567#true} is VALID
[2022-04-14 23:18:22,939 INFO L290 TraceCheckUtils]: 14: Hoare triple {567#true} [90] __VERIFIER_assertENTRY-->L12: Formula: (= v___VERIFIER_assert_~cond_2 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {567#true} is VALID
[2022-04-14 23:18:22,939 INFO L290 TraceCheckUtils]: 15: Hoare triple {567#true} [94] L12-->L12-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {567#true} is VALID
[2022-04-14 23:18:22,939 INFO L290 TraceCheckUtils]: 16: Hoare triple {567#true} [99] L12-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {567#true} is VALID
[2022-04-14 23:18:22,943 INFO L284 TraceCheckUtils]: 17: Hoare quadruple {567#true} {605#(and (= main_~t~0 1) (= main_~s~0 1))} [105] __VERIFIER_assertEXIT-->L31-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= (+ (* v_main_~a~0_9 2) 1) v_main_~t~0_9) 1 0)) InVars {main_~t~0=v_main_~t~0_9, main_~a~0=v_main_~a~0_9} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~t~0, main_~a~0] {605#(and (= main_~t~0 1) (= main_~s~0 1))} is VALID
[2022-04-14 23:18:22,943 INFO L272 TraceCheckUtils]: 18: Hoare triple {605#(and (= main_~t~0 1) (= main_~s~0 1))} [91] L31-1-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= v_main_~s~0_10 (let ((.cse0 (+ 1 v_main_~a~0_10))) (* .cse0 .cse0))) 1 0)) InVars {main_~s~0=v_main_~s~0_10, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~s~0, main_~a~0] {567#true} is VALID
[2022-04-14 23:18:22,943 INFO L290 TraceCheckUtils]: 19: Hoare triple {567#true} [90] __VERIFIER_assertENTRY-->L12: Formula: (= v___VERIFIER_assert_~cond_2 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {567#true} is VALID
[2022-04-14 23:18:22,943 INFO L290 TraceCheckUtils]: 20: Hoare triple {567#true} [94] L12-->L12-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {567#true} is VALID
[2022-04-14 23:18:22,944 INFO L290 TraceCheckUtils]: 21: Hoare triple {567#true} [99] L12-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {567#true} is VALID
[2022-04-14 23:18:22,947 INFO L284 TraceCheckUtils]: 22: Hoare quadruple {567#true} {605#(and (= main_~t~0 1) (= main_~s~0 1))} [106] __VERIFIER_assertEXIT-->L32: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= v_main_~s~0_10 (let ((.cse0 (+ 1 v_main_~a~0_10))) (* .cse0 .cse0))) 1 0)) InVars {main_~s~0=v_main_~s~0_10, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~s~0, main_~a~0] {605#(and (= main_~t~0 1) (= main_~s~0 1))} is VALID
[2022-04-14 23:18:22,948 INFO L272 TraceCheckUtils]: 23: Hoare triple {605#(and (= main_~t~0 1) (= main_~s~0 1))} [95] L32-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_3| (ite (= (+ (* v_main_~s~0_11 (- 4)) (* v_main_~t~0_10 v_main_~t~0_10) (* v_main_~t~0_10 2) 1) 0) 1 0)) InVars {main_~t~0=v_main_~t~0_10, main_~s~0=v_main_~s~0_11} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_3|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~t~0, main_~s~0] {642#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID
[2022-04-14 23:18:22,949 INFO L290 TraceCheckUtils]: 24: Hoare triple {642#(<= 1 |__VERIFIER_assert_#in~cond|)} [90] __VERIFIER_assertENTRY-->L12: Formula: (= v___VERIFIER_assert_~cond_2 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {646#(<= 1 __VERIFIER_assert_~cond)} is VALID
[2022-04-14 23:18:22,949 INFO L290 TraceCheckUtils]: 25: Hoare triple {646#(<= 1 __VERIFIER_assert_~cond)} [93] L12-->L13: Formula: (= v___VERIFIER_assert_~cond_3 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} AuxVars[] AssignedVars[] {568#false} is VALID
[2022-04-14 23:18:22,949 INFO L290 TraceCheckUtils]: 26: Hoare triple {568#false} [97] L13-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {568#false} is VALID
[2022-04-14 23:18:22,949 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2022-04-14 23:18:22,949 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2022-04-14 23:18:22,950 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-04-14 23:18:22,950 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1728586382]
[2022-04-14 23:18:22,950 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT
[2022-04-14 23:18:22,950 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1699141830]
[2022-04-14 23:18:22,950 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1699141830] provided 1 perfect and 0 imperfect interpolant sequences
[2022-04-14 23:18:22,950 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-04-14 23:18:22,950 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2022-04-14 23:18:22,950 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1362317598]
[2022-04-14 23:18:22,950 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-04-14 23:18:22,951 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.8) internal successors, (14), 4 states have internal predecessors, (14), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 27
[2022-04-14 23:18:22,951 INFO L84 Accepts]: Finished accepts. word is accepted.
[2022-04-14 23:18:22,951 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 5 states, 5 states have (on average 2.8) internal successors, (14), 4 states have internal predecessors, (14), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4)
[2022-04-14 23:18:22,968 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 24 edges. 24 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity.
[2022-04-14 23:18:22,968 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2022-04-14 23:18:22,968 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-04-14 23:18:22,969 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2022-04-14 23:18:22,969 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2022-04-14 23:18:22,969 INFO L87 Difference]: Start difference. First operand 41 states and 50 transitions. Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 4 states have internal predecessors, (14), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4)
[2022-04-14 23:18:23,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-04-14 23:18:23,119 INFO L93 Difference]: Finished difference Result 46 states and 54 transitions.
[2022-04-14 23:18:23,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2022-04-14 23:18:23,119 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.8) internal successors, (14), 4 states have internal predecessors, (14), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 27
[2022-04-14 23:18:23,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-04-14 23:18:23,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 4 states have internal predecessors, (14), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4)
[2022-04-14 23:18:23,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 49 transitions.
[2022-04-14 23:18:23,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 4 states have internal predecessors, (14), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4)
[2022-04-14 23:18:23,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 49 transitions.
[2022-04-14 23:18:23,122 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 5 states and 49 transitions.
[2022-04-14 23:18:23,156 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 49 edges. 49 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity.
[2022-04-14 23:18:23,157 INFO L225 Difference]: With dead ends: 46
[2022-04-14 23:18:23,157 INFO L226 Difference]: Without dead ends: 43
[2022-04-14 23:18:23,157 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30
[2022-04-14 23:18:23,158 INFO L913 BasicCegarLoop]: 34 mSDtfsCounter, 6 mSDsluCounter, 72 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 106 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2022-04-14 23:18:23,158 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [9 Valid, 106 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2022-04-14 23:18:23,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states.
[2022-04-14 23:18:23,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43.
[2022-04-14 23:18:23,161 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa
[2022-04-14 23:18:23,161 INFO L82 GeneralOperation]: Start isEquivalent. First operand 43 states. Second operand has 43 states, 24 states have (on average 1.0833333333333333) internal successors, (26), 25 states have internal predecessors, (26), 12 states have call successors, (12), 7 states have call predecessors, (12), 6 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10)
[2022-04-14 23:18:23,161 INFO L74 IsIncluded]: Start isIncluded. First operand 43 states. Second operand has 43 states, 24 states have (on average 1.0833333333333333) internal successors, (26), 25 states have internal predecessors, (26), 12 states have call successors, (12), 7 states have call predecessors, (12), 6 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10)
[2022-04-14 23:18:23,161 INFO L87 Difference]: Start difference. First operand 43 states. Second operand has 43 states, 24 states have (on average 1.0833333333333333) internal successors, (26), 25 states have internal predecessors, (26), 12 states have call successors, (12), 7 states have call predecessors, (12), 6 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10)
[2022-04-14 23:18:23,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-04-14 23:18:23,163 INFO L93 Difference]: Finished difference Result 43 states and 48 transitions.
[2022-04-14 23:18:23,163 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 48 transitions.
[2022-04-14 23:18:23,163 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2022-04-14 23:18:23,163 INFO L83 IsIncluded]: Finished isIncluded. Language is included
[2022-04-14 23:18:23,163 INFO L74 IsIncluded]: Start isIncluded. First operand has 43 states, 24 states have (on average 1.0833333333333333) internal successors, (26), 25 states have internal predecessors, (26), 12 states have call successors, (12), 7 states have call predecessors, (12), 6 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) Second operand 43 states.
[2022-04-14 23:18:23,164 INFO L87 Difference]: Start difference. First operand has 43 states, 24 states have (on average 1.0833333333333333) internal successors, (26), 25 states have internal predecessors, (26), 12 states have call successors, (12), 7 states have call predecessors, (12), 6 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) Second operand 43 states.
[2022-04-14 23:18:23,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-04-14 23:18:23,165 INFO L93 Difference]: Finished difference Result 43 states and 48 transitions.
[2022-04-14 23:18:23,165 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 48 transitions.
[2022-04-14 23:18:23,165 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2022-04-14 23:18:23,165 INFO L83 IsIncluded]: Finished isIncluded. Language is included
[2022-04-14 23:18:23,165 INFO L88 GeneralOperation]: Finished isEquivalent.
[2022-04-14 23:18:23,165 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa
[2022-04-14 23:18:23,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 24 states have (on average 1.0833333333333333) internal successors, (26), 25 states have internal predecessors, (26), 12 states have call successors, (12), 7 states have call predecessors, (12), 6 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10)
[2022-04-14 23:18:23,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 48 transitions.
[2022-04-14 23:18:23,167 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 48 transitions. Word has length 27
[2022-04-14 23:18:23,167 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-04-14 23:18:23,167 INFO L478 AbstractCegarLoop]: Abstraction has 43 states and 48 transitions.
[2022-04-14 23:18:23,167 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.8) internal successors, (14), 4 states have internal predecessors, (14), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4)
[2022-04-14 23:18:23,167 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 48 transitions.
[2022-04-14 23:18:23,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35
[2022-04-14 23:18:23,167 INFO L491 BasicCegarLoop]: Found error trace
[2022-04-14 23:18:23,168 INFO L499 BasicCegarLoop]: trace histogram [4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-04-14 23:18:23,186 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0
[2022-04-14 23:18:23,383 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3
[2022-04-14 23:18:23,384 INFO L403 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2022-04-14 23:18:23,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-04-14 23:18:23,384 INFO L85 PathProgramCache]: Analyzing trace with hash 196845204, now seen corresponding path program 1 times
[2022-04-14 23:18:23,384 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-04-14 23:18:23,384 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2044260428]
[2022-04-14 23:18:23,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-04-14 23:18:23,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-04-14 23:18:23,394 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic
[2022-04-14 23:18:23,394 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [118508832]
[2022-04-14 23:18:23,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-04-14 23:18:23,394 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2022-04-14 23:18:23,395 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-04-14 23:18:23,395 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2022-04-14 23:18:23,396 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process
[2022-04-14 23:18:23,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-04-14 23:18:23,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 11 conjunts are in the unsatisfiable core
[2022-04-14 23:18:23,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-04-14 23:18:23,440 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2022-04-14 23:18:23,574 INFO L272 TraceCheckUtils]: 0: Hoare triple {829#true} [72] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {829#true} is VALID
[2022-04-14 23:18:23,574 INFO L290 TraceCheckUtils]: 1: Hoare triple {829#true} [74] ULTIMATE.initENTRY-->ULTIMATE.initFINAL: Formula: (let ((.cse0 (select |v_#memory_int_1| 1))) (and (= 48 (select .cse0 0)) (= (select |v_#valid_1| 2) 1) (= (select |v_#valid_1| 0) 0) (= (select |v_#length_1| 2) 11) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 3) 12) (= (select |v_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select .cse0 1) 0) (= |v_#NULL.offset_1| 0))) InVars {#memory_int=|v_#memory_int_1|, #StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_1|, #valid=|v_#valid_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_1|, #NULL.offset=|v_#NULL.offset_1|, #length=|v_#length_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] {829#true} is VALID
[2022-04-14 23:18:23,574 INFO L290 TraceCheckUtils]: 2: Hoare triple {829#true} [77] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {829#true} is VALID
[2022-04-14 23:18:23,574 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {829#true} {829#true} [103] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {829#true} is VALID
[2022-04-14 23:18:23,576 INFO L272 TraceCheckUtils]: 4: Hoare triple {829#true} [73] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {829#true} is VALID
[2022-04-14 23:18:23,576 INFO L290 TraceCheckUtils]: 5: Hoare triple {829#true} [76] mainENTRY-->L24: Formula: (and (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647) (= v_main_~n~0_1 |v_main_#t~nondet4_2|)) InVars {main_#t~nondet4=|v_main_#t~nondet4_2|} OutVars{main_~t~0=v_main_~t~0_3, main_~n~0=v_main_~n~0_1, main_~s~0=v_main_~s~0_3, main_~a~0=v_main_~a~0_3} AuxVars[] AssignedVars[main_#t~nondet4, main_~t~0, main_~n~0, main_~s~0, main_~a~0] {829#true} is VALID
[2022-04-14 23:18:23,576 INFO L272 TraceCheckUtils]: 6: Hoare triple {829#true} [78] L24-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= v_main_~n~0_7 1) (<= 0 v_main_~n~0_7)) 1 0)) InVars {main_~n~0=v_main_~n~0_7} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~n~0, assume_abort_if_not_#in~cond] {829#true} is VALID
[2022-04-14 23:18:23,577 INFO L290 TraceCheckUtils]: 7: Hoare triple {829#true} [80] assume_abort_if_notENTRY-->L9: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {829#true} is VALID
[2022-04-14 23:18:23,577 INFO L290 TraceCheckUtils]: 8: Hoare triple {829#true} [85] L9-->L9-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {829#true} is VALID
[2022-04-14 23:18:23,578 INFO L290 TraceCheckUtils]: 9: Hoare triple {829#true} [88] L9-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {829#true} is VALID
[2022-04-14 23:18:23,578 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {829#true} {829#true} [104] assume_abort_if_notEXIT-->L24-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= v_main_~n~0_7 1) (<= 0 v_main_~n~0_7)) 1 0)) InVars {main_~n~0=v_main_~n~0_7} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~n~0, assume_abort_if_not_#in~cond] {829#true} is VALID
[2022-04-14 23:18:23,578 INFO L290 TraceCheckUtils]: 11: Hoare triple {829#true} [79] L24-1-->L30-2: Formula: (and (= v_main_~s~0_4 1) (= v_main_~t~0_4 1) (= v_main_~a~0_4 0)) InVars {} OutVars{main_~t~0=v_main_~t~0_4, main_~s~0=v_main_~s~0_4, main_~a~0=v_main_~a~0_4} AuxVars[] AssignedVars[main_~t~0, main_~s~0, main_~a~0] {867#(and (= main_~a~0 0) (= main_~t~0 1))} is VALID
[2022-04-14 23:18:23,579 INFO L290 TraceCheckUtils]: 12: Hoare triple {867#(and (= main_~a~0 0) (= main_~t~0 1))} [83] L30-2-->L31: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {867#(and (= main_~a~0 0) (= main_~t~0 1))} is VALID
[2022-04-14 23:18:23,579 INFO L272 TraceCheckUtils]: 13: Hoare triple {867#(and (= main_~a~0 0) (= main_~t~0 1))} [87] L31-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= (+ (* v_main_~a~0_9 2) 1) v_main_~t~0_9) 1 0)) InVars {main_~t~0=v_main_~t~0_9, main_~a~0=v_main_~a~0_9} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~t~0, main_~a~0] {829#true} is VALID
[2022-04-14 23:18:23,579 INFO L290 TraceCheckUtils]: 14: Hoare triple {829#true} [90] __VERIFIER_assertENTRY-->L12: Formula: (= v___VERIFIER_assert_~cond_2 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {829#true} is VALID
[2022-04-14 23:18:23,579 INFO L290 TraceCheckUtils]: 15: Hoare triple {829#true} [94] L12-->L12-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {829#true} is VALID
[2022-04-14 23:18:23,579 INFO L290 TraceCheckUtils]: 16: Hoare triple {829#true} [99] L12-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {829#true} is VALID
[2022-04-14 23:18:23,580 INFO L284 TraceCheckUtils]: 17: Hoare quadruple {829#true} {867#(and (= main_~a~0 0) (= main_~t~0 1))} [105] __VERIFIER_assertEXIT-->L31-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= (+ (* v_main_~a~0_9 2) 1) v_main_~t~0_9) 1 0)) InVars {main_~t~0=v_main_~t~0_9, main_~a~0=v_main_~a~0_9} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~t~0, main_~a~0] {867#(and (= main_~a~0 0) (= main_~t~0 1))} is VALID
[2022-04-14 23:18:23,580 INFO L272 TraceCheckUtils]: 18: Hoare triple {867#(and (= main_~a~0 0) (= main_~t~0 1))} [91] L31-1-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= v_main_~s~0_10 (let ((.cse0 (+ 1 v_main_~a~0_10))) (* .cse0 .cse0))) 1 0)) InVars {main_~s~0=v_main_~s~0_10, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~s~0, main_~a~0] {829#true} is VALID
[2022-04-14 23:18:23,580 INFO L290 TraceCheckUtils]: 19: Hoare triple {829#true} [90] __VERIFIER_assertENTRY-->L12: Formula: (= v___VERIFIER_assert_~cond_2 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {829#true} is VALID
[2022-04-14 23:18:23,581 INFO L290 TraceCheckUtils]: 20: Hoare triple {829#true} [94] L12-->L12-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {829#true} is VALID
[2022-04-14 23:18:23,581 INFO L290 TraceCheckUtils]: 21: Hoare triple {829#true} [99] L12-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {829#true} is VALID
[2022-04-14 23:18:23,582 INFO L284 TraceCheckUtils]: 22: Hoare quadruple {829#true} {867#(and (= main_~a~0 0) (= main_~t~0 1))} [106] __VERIFIER_assertEXIT-->L32: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= v_main_~s~0_10 (let ((.cse0 (+ 1 v_main_~a~0_10))) (* .cse0 .cse0))) 1 0)) InVars {main_~s~0=v_main_~s~0_10, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~s~0, main_~a~0] {867#(and (= main_~a~0 0) (= main_~t~0 1))} is VALID
[2022-04-14 23:18:23,583 INFO L272 TraceCheckUtils]: 23: Hoare triple {867#(and (= main_~a~0 0) (= main_~t~0 1))} [95] L32-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_3| (ite (= (+ (* v_main_~s~0_11 (- 4)) (* v_main_~t~0_10 v_main_~t~0_10) (* v_main_~t~0_10 2) 1) 0) 1 0)) InVars {main_~t~0=v_main_~t~0_10, main_~s~0=v_main_~s~0_11} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_3|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~t~0, main_~s~0] {829#true} is VALID
[2022-04-14 23:18:23,583 INFO L290 TraceCheckUtils]: 24: Hoare triple {829#true} [90] __VERIFIER_assertENTRY-->L12: Formula: (= v___VERIFIER_assert_~cond_2 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {829#true} is VALID
[2022-04-14 23:18:23,587 INFO L290 TraceCheckUtils]: 25: Hoare triple {829#true} [94] L12-->L12-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {829#true} is VALID
[2022-04-14 23:18:23,587 INFO L290 TraceCheckUtils]: 26: Hoare triple {829#true} [99] L12-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {829#true} is VALID
[2022-04-14 23:18:23,588 INFO L284 TraceCheckUtils]: 27: Hoare quadruple {829#true} {867#(and (= main_~a~0 0) (= main_~t~0 1))} [107] __VERIFIER_assertEXIT-->L33: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_3| (ite (= (+ (* v_main_~s~0_11 (- 4)) (* v_main_~t~0_10 v_main_~t~0_10) (* v_main_~t~0_10 2) 1) 0) 1 0)) InVars {main_~t~0=v_main_~t~0_10, main_~s~0=v_main_~s~0_11} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_3|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~t~0, main_~s~0] {867#(and (= main_~a~0 0) (= main_~t~0 1))} is VALID
[2022-04-14 23:18:23,595 INFO L290 TraceCheckUtils]: 28: Hoare triple {867#(and (= main_~a~0 0) (= main_~t~0 1))} [101] L33-->L30-2: Formula: (and (= v_main_~t~0_7 (+ v_main_~t~0_8 2)) (= v_main_~a~0_7 (+ v_main_~a~0_8 1)) (<= v_main_~s~0_9 v_main_~n~0_6) (= (+ v_main_~s~0_9 v_main_~t~0_7) v_main_~s~0_8)) InVars {main_~t~0=v_main_~t~0_8, main_~n~0=v_main_~n~0_6, main_~s~0=v_main_~s~0_9, main_~a~0=v_main_~a~0_8} OutVars{main_~t~0=v_main_~t~0_7, main_~n~0=v_main_~n~0_6, main_~s~0=v_main_~s~0_8, main_~a~0=v_main_~a~0_7} AuxVars[] AssignedVars[main_~t~0, main_~s~0, main_~a~0] {919#(and (= (+ (- 2) main_~t~0) 1) (= (+ (- 1) main_~a~0) 0))} is VALID
[2022-04-14 23:18:23,596 INFO L290 TraceCheckUtils]: 29: Hoare triple {919#(and (= (+ (- 2) main_~t~0) 1) (= (+ (- 1) main_~a~0) 0))} [83] L30-2-->L31: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {919#(and (= (+ (- 2) main_~t~0) 1) (= (+ (- 1) main_~a~0) 0))} is VALID
[2022-04-14 23:18:23,596 INFO L272 TraceCheckUtils]: 30: Hoare triple {919#(and (= (+ (- 2) main_~t~0) 1) (= (+ (- 1) main_~a~0) 0))} [87] L31-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= (+ (* v_main_~a~0_9 2) 1) v_main_~t~0_9) 1 0)) InVars {main_~t~0=v_main_~t~0_9, main_~a~0=v_main_~a~0_9} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~t~0, main_~a~0] {926#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID
[2022-04-14 23:18:23,597 INFO L290 TraceCheckUtils]: 31: Hoare triple {926#(<= 1 |__VERIFIER_assert_#in~cond|)} [90] __VERIFIER_assertENTRY-->L12: Formula: (= v___VERIFIER_assert_~cond_2 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {930#(<= 1 __VERIFIER_assert_~cond)} is VALID
[2022-04-14 23:18:23,597 INFO L290 TraceCheckUtils]: 32: Hoare triple {930#(<= 1 __VERIFIER_assert_~cond)} [93] L12-->L13: Formula: (= v___VERIFIER_assert_~cond_3 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} AuxVars[] AssignedVars[] {830#false} is VALID
[2022-04-14 23:18:23,597 INFO L290 TraceCheckUtils]: 33: Hoare triple {830#false} [97] L13-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {830#false} is VALID
[2022-04-14 23:18:23,598 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.
[2022-04-14 23:18:23,598 INFO L328 TraceCheckSpWp]: Computing backward predicates...
[2022-04-14 23:18:23,735 INFO L290 TraceCheckUtils]: 33: Hoare triple {830#false} [97] L13-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {830#false} is VALID
[2022-04-14 23:18:23,736 INFO L290 TraceCheckUtils]: 32: Hoare triple {930#(<= 1 __VERIFIER_assert_~cond)} [93] L12-->L13: Formula: (= v___VERIFIER_assert_~cond_3 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} AuxVars[] AssignedVars[] {830#false} is VALID
[2022-04-14 23:18:23,736 INFO L290 TraceCheckUtils]: 31: Hoare triple {926#(<= 1 |__VERIFIER_assert_#in~cond|)} [90] __VERIFIER_assertENTRY-->L12: Formula: (= v___VERIFIER_assert_~cond_2 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {930#(<= 1 __VERIFIER_assert_~cond)} is VALID
[2022-04-14 23:18:23,737 INFO L272 TraceCheckUtils]: 30: Hoare triple {946#(= main_~t~0 (+ (* main_~a~0 2) 1))} [87] L31-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= (+ (* v_main_~a~0_9 2) 1) v_main_~t~0_9) 1 0)) InVars {main_~t~0=v_main_~t~0_9, main_~a~0=v_main_~a~0_9} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~t~0, main_~a~0] {926#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID
[2022-04-14 23:18:23,737 INFO L290 TraceCheckUtils]: 29: Hoare triple {946#(= main_~t~0 (+ (* main_~a~0 2) 1))} [83] L30-2-->L31: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {946#(= main_~t~0 (+ (* main_~a~0 2) 1))} is VALID
[2022-04-14 23:18:23,738 INFO L290 TraceCheckUtils]: 28: Hoare triple {946#(= main_~t~0 (+ (* main_~a~0 2) 1))} [101] L33-->L30-2: Formula: (and (= v_main_~t~0_7 (+ v_main_~t~0_8 2)) (= v_main_~a~0_7 (+ v_main_~a~0_8 1)) (<= v_main_~s~0_9 v_main_~n~0_6) (= (+ v_main_~s~0_9 v_main_~t~0_7) v_main_~s~0_8)) InVars {main_~t~0=v_main_~t~0_8, main_~n~0=v_main_~n~0_6, main_~s~0=v_main_~s~0_9, main_~a~0=v_main_~a~0_8} OutVars{main_~t~0=v_main_~t~0_7, main_~n~0=v_main_~n~0_6, main_~s~0=v_main_~s~0_8, main_~a~0=v_main_~a~0_7} AuxVars[] AssignedVars[main_~t~0, main_~s~0, main_~a~0] {946#(= main_~t~0 (+ (* main_~a~0 2) 1))} is VALID
[2022-04-14 23:18:23,738 INFO L284 TraceCheckUtils]: 27: Hoare quadruple {829#true} {946#(= main_~t~0 (+ (* main_~a~0 2) 1))} [107] __VERIFIER_assertEXIT-->L33: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_3| (ite (= (+ (* v_main_~s~0_11 (- 4)) (* v_main_~t~0_10 v_main_~t~0_10) (* v_main_~t~0_10 2) 1) 0) 1 0)) InVars {main_~t~0=v_main_~t~0_10, main_~s~0=v_main_~s~0_11} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_3|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~t~0, main_~s~0] {946#(= main_~t~0 (+ (* main_~a~0 2) 1))} is VALID
[2022-04-14 23:18:23,738 INFO L290 TraceCheckUtils]: 26: Hoare triple {829#true} [99] L12-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {829#true} is VALID
[2022-04-14 23:18:23,738 INFO L290 TraceCheckUtils]: 25: Hoare triple {829#true} [94] L12-->L12-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {829#true} is VALID
[2022-04-14 23:18:23,739 INFO L290 TraceCheckUtils]: 24: Hoare triple {829#true} [90] __VERIFIER_assertENTRY-->L12: Formula: (= v___VERIFIER_assert_~cond_2 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {829#true} is VALID
[2022-04-14 23:18:23,739 INFO L272 TraceCheckUtils]: 23: Hoare triple {946#(= main_~t~0 (+ (* main_~a~0 2) 1))} [95] L32-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_3| (ite (= (+ (* v_main_~s~0_11 (- 4)) (* v_main_~t~0_10 v_main_~t~0_10) (* v_main_~t~0_10 2) 1) 0) 1 0)) InVars {main_~t~0=v_main_~t~0_10, main_~s~0=v_main_~s~0_11} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_3|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~t~0, main_~s~0] {829#true} is VALID
[2022-04-14 23:18:23,739 INFO L284 TraceCheckUtils]: 22: Hoare quadruple {829#true} {946#(= main_~t~0 (+ (* main_~a~0 2) 1))} [106] __VERIFIER_assertEXIT-->L32: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= v_main_~s~0_10 (let ((.cse0 (+ 1 v_main_~a~0_10))) (* .cse0 .cse0))) 1 0)) InVars {main_~s~0=v_main_~s~0_10, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~s~0, main_~a~0] {946#(= main_~t~0 (+ (* main_~a~0 2) 1))} is VALID
[2022-04-14 23:18:23,739 INFO L290 TraceCheckUtils]: 21: Hoare triple {829#true} [99] L12-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {829#true} is VALID
[2022-04-14 23:18:23,739 INFO L290 TraceCheckUtils]: 20: Hoare triple {829#true} [94] L12-->L12-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {829#true} is VALID
[2022-04-14 23:18:23,739 INFO L290 TraceCheckUtils]: 19: Hoare triple {829#true} [90] __VERIFIER_assertENTRY-->L12: Formula: (= v___VERIFIER_assert_~cond_2 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {829#true} is VALID
[2022-04-14 23:18:23,739 INFO L272 TraceCheckUtils]: 18: Hoare triple {946#(= main_~t~0 (+ (* main_~a~0 2) 1))} [91] L31-1-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= v_main_~s~0_10 (let ((.cse0 (+ 1 v_main_~a~0_10))) (* .cse0 .cse0))) 1 0)) InVars {main_~s~0=v_main_~s~0_10, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~s~0, main_~a~0] {829#true} is VALID
[2022-04-14 23:18:23,740 INFO L284 TraceCheckUtils]: 17: Hoare quadruple {829#true} {946#(= main_~t~0 (+ (* main_~a~0 2) 1))} [105] __VERIFIER_assertEXIT-->L31-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= (+ (* v_main_~a~0_9 2) 1) v_main_~t~0_9) 1 0)) InVars {main_~t~0=v_main_~t~0_9, main_~a~0=v_main_~a~0_9} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~t~0, main_~a~0] {946#(= main_~t~0 (+ (* main_~a~0 2) 1))} is VALID
[2022-04-14 23:18:23,740 INFO L290 TraceCheckUtils]: 16: Hoare triple {829#true} [99] L12-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {829#true} is VALID
[2022-04-14 23:18:23,740 INFO L290 TraceCheckUtils]: 15: Hoare triple {829#true} [94] L12-->L12-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {829#true} is VALID
[2022-04-14 23:18:23,740 INFO L290 TraceCheckUtils]: 14: Hoare triple {829#true} [90] __VERIFIER_assertENTRY-->L12: Formula: (= v___VERIFIER_assert_~cond_2 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {829#true} is VALID
[2022-04-14 23:18:23,740 INFO L272 TraceCheckUtils]: 13: Hoare triple {946#(= main_~t~0 (+ (* main_~a~0 2) 1))} [87] L31-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= (+ (* v_main_~a~0_9 2) 1) v_main_~t~0_9) 1 0)) InVars {main_~t~0=v_main_~t~0_9, main_~a~0=v_main_~a~0_9} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~t~0, main_~a~0] {829#true} is VALID
[2022-04-14 23:18:23,741 INFO L290 TraceCheckUtils]: 12: Hoare triple {946#(= main_~t~0 (+ (* main_~a~0 2) 1))} [83] L30-2-->L31: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {946#(= main_~t~0 (+ (* main_~a~0 2) 1))} is VALID
[2022-04-14 23:18:23,741 INFO L290 TraceCheckUtils]: 11: Hoare triple {829#true} [79] L24-1-->L30-2: Formula: (and (= v_main_~s~0_4 1) (= v_main_~t~0_4 1) (= v_main_~a~0_4 0)) InVars {} OutVars{main_~t~0=v_main_~t~0_4, main_~s~0=v_main_~s~0_4, main_~a~0=v_main_~a~0_4} AuxVars[] AssignedVars[main_~t~0, main_~s~0, main_~a~0] {946#(= main_~t~0 (+ (* main_~a~0 2) 1))} is VALID
[2022-04-14 23:18:23,741 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {829#true} {829#true} [104] assume_abort_if_notEXIT-->L24-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= v_main_~n~0_7 1) (<= 0 v_main_~n~0_7)) 1 0)) InVars {main_~n~0=v_main_~n~0_7} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~n~0, assume_abort_if_not_#in~cond] {829#true} is VALID
[2022-04-14 23:18:23,741 INFO L290 TraceCheckUtils]: 9: Hoare triple {829#true} [88] L9-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {829#true} is VALID
[2022-04-14 23:18:23,741 INFO L290 TraceCheckUtils]: 8: Hoare triple {829#true} [85] L9-->L9-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {829#true} is VALID
[2022-04-14 23:18:23,741 INFO L290 TraceCheckUtils]: 7: Hoare triple {829#true} [80] assume_abort_if_notENTRY-->L9: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {829#true} is VALID
[2022-04-14 23:18:23,741 INFO L272 TraceCheckUtils]: 6: Hoare triple {829#true} [78] L24-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= v_main_~n~0_7 1) (<= 0 v_main_~n~0_7)) 1 0)) InVars {main_~n~0=v_main_~n~0_7} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~n~0, assume_abort_if_not_#in~cond] {829#true} is VALID
[2022-04-14 23:18:23,741 INFO L290 TraceCheckUtils]: 5: Hoare triple {829#true} [76] mainENTRY-->L24: Formula: (and (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647) (= v_main_~n~0_1 |v_main_#t~nondet4_2|)) InVars {main_#t~nondet4=|v_main_#t~nondet4_2|} OutVars{main_~t~0=v_main_~t~0_3, main_~n~0=v_main_~n~0_1, main_~s~0=v_main_~s~0_3, main_~a~0=v_main_~a~0_3} AuxVars[] AssignedVars[main_#t~nondet4, main_~t~0, main_~n~0, main_~s~0, main_~a~0] {829#true} is VALID
[2022-04-14 23:18:23,742 INFO L272 TraceCheckUtils]: 4: Hoare triple {829#true} [73] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {829#true} is VALID
[2022-04-14 23:18:23,742 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {829#true} {829#true} [103] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {829#true} is VALID
[2022-04-14 23:18:23,742 INFO L290 TraceCheckUtils]: 2: Hoare triple {829#true} [77] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {829#true} is VALID
[2022-04-14 23:18:23,742 INFO L290 TraceCheckUtils]: 1: Hoare triple {829#true} [74] ULTIMATE.initENTRY-->ULTIMATE.initFINAL: Formula: (let ((.cse0 (select |v_#memory_int_1| 1))) (and (= 48 (select .cse0 0)) (= (select |v_#valid_1| 2) 1) (= (select |v_#valid_1| 0) 0) (= (select |v_#length_1| 2) 11) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 3) 12) (= (select |v_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select .cse0 1) 0) (= |v_#NULL.offset_1| 0))) InVars {#memory_int=|v_#memory_int_1|, #StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_1|, #valid=|v_#valid_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_1|, #NULL.offset=|v_#NULL.offset_1|, #length=|v_#length_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] {829#true} is VALID
[2022-04-14 23:18:23,742 INFO L272 TraceCheckUtils]: 0: Hoare triple {829#true} [72] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {829#true} is VALID
[2022-04-14 23:18:23,742 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked.
[2022-04-14 23:18:23,742 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-04-14 23:18:23,742 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2044260428]
[2022-04-14 23:18:23,742 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT
[2022-04-14 23:18:23,742 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [118508832]
[2022-04-14 23:18:23,742 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [118508832] provided 1 perfect and 1 imperfect interpolant sequences
[2022-04-14 23:18:23,742 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2022-04-14 23:18:23,743 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 7
[2022-04-14 23:18:23,743 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1213207915]
[2022-04-14 23:18:23,743 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-04-14 23:18:23,743 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.0) internal successors, (15), 4 states have internal predecessors, (15), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 34
[2022-04-14 23:18:23,743 INFO L84 Accepts]: Finished accepts. word is accepted.
[2022-04-14 23:18:23,743 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 5 states, 5 states have (on average 3.0) internal successors, (15), 4 states have internal predecessors, (15), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5)
[2022-04-14 23:18:23,761 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 27 edges. 27 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity.
[2022-04-14 23:18:23,761 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2022-04-14 23:18:23,761 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-04-14 23:18:23,762 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2022-04-14 23:18:23,762 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42
[2022-04-14 23:18:23,762 INFO L87 Difference]: Start difference. First operand 43 states and 48 transitions. Second operand has 5 states, 5 states have (on average 3.0) internal successors, (15), 4 states have internal predecessors, (15), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5)
[2022-04-14 23:18:28,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-04-14 23:18:28,402 INFO L93 Difference]: Finished difference Result 47 states and 51 transitions.
[2022-04-14 23:18:28,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2022-04-14 23:18:28,402 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.0) internal successors, (15), 4 states have internal predecessors, (15), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 34
[2022-04-14 23:18:28,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-04-14 23:18:28,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.0) internal successors, (15), 4 states have internal predecessors, (15), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5)
[2022-04-14 23:18:28,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 35 transitions.
[2022-04-14 23:18:28,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.0) internal successors, (15), 4 states have internal predecessors, (15), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5)
[2022-04-14 23:18:28,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 35 transitions.
[2022-04-14 23:18:28,404 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 5 states and 35 transitions.
[2022-04-14 23:18:28,430 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 35 edges. 35 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity.
[2022-04-14 23:18:28,431 INFO L225 Difference]: With dead ends: 47
[2022-04-14 23:18:28,431 INFO L226 Difference]: Without dead ends: 47
[2022-04-14 23:18:28,432 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 60 SyntacticMatches, 2 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56
[2022-04-14 23:18:28,432 INFO L913 BasicCegarLoop]: 26 mSDtfsCounter, 6 mSDsluCounter, 53 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 79 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2022-04-14 23:18:28,432 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [8 Valid, 79 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2022-04-14 23:18:28,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states.
[2022-04-14 23:18:28,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47.
[2022-04-14 23:18:28,435 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa
[2022-04-14 23:18:28,435 INFO L82 GeneralOperation]: Start isEquivalent. First operand 47 states. Second operand has 47 states, 27 states have (on average 1.0740740740740742) internal successors, (29), 28 states have internal predecessors, (29), 12 states have call successors, (12), 8 states have call predecessors, (12), 7 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10)
[2022-04-14 23:18:28,435 INFO L74 IsIncluded]: Start isIncluded. First operand 47 states. Second operand has 47 states, 27 states have (on average 1.0740740740740742) internal successors, (29), 28 states have internal predecessors, (29), 12 states have call successors, (12), 8 states have call predecessors, (12), 7 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10)
[2022-04-14 23:18:28,435 INFO L87 Difference]: Start difference. First operand 47 states. Second operand has 47 states, 27 states have (on average 1.0740740740740742) internal successors, (29), 28 states have internal predecessors, (29), 12 states have call successors, (12), 8 states have call predecessors, (12), 7 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10)
[2022-04-14 23:18:28,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-04-14 23:18:28,437 INFO L93 Difference]: Finished difference Result 47 states and 51 transitions.
[2022-04-14 23:18:28,437 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 51 transitions.
[2022-04-14 23:18:28,437 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2022-04-14 23:18:28,437 INFO L83 IsIncluded]: Finished isIncluded. Language is included
[2022-04-14 23:18:28,437 INFO L74 IsIncluded]: Start isIncluded. First operand has 47 states, 27 states have (on average 1.0740740740740742) internal successors, (29), 28 states have internal predecessors, (29), 12 states have call successors, (12), 8 states have call predecessors, (12), 7 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) Second operand 47 states.
[2022-04-14 23:18:28,438 INFO L87 Difference]: Start difference. First operand has 47 states, 27 states have (on average 1.0740740740740742) internal successors, (29), 28 states have internal predecessors, (29), 12 states have call successors, (12), 8 states have call predecessors, (12), 7 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) Second operand 47 states.
[2022-04-14 23:18:28,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-04-14 23:18:28,439 INFO L93 Difference]: Finished difference Result 47 states and 51 transitions.
[2022-04-14 23:18:28,439 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 51 transitions.
[2022-04-14 23:18:28,439 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2022-04-14 23:18:28,439 INFO L83 IsIncluded]: Finished isIncluded. Language is included
[2022-04-14 23:18:28,439 INFO L88 GeneralOperation]: Finished isEquivalent.
[2022-04-14 23:18:28,439 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa
[2022-04-14 23:18:28,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47 states, 27 states have (on average 1.0740740740740742) internal successors, (29), 28 states have internal predecessors, (29), 12 states have call successors, (12), 8 states have call predecessors, (12), 7 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10)
[2022-04-14 23:18:28,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 51 transitions.
[2022-04-14 23:18:28,440 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 51 transitions. Word has length 34
[2022-04-14 23:18:28,441 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-04-14 23:18:28,441 INFO L478 AbstractCegarLoop]: Abstraction has 47 states and 51 transitions.
[2022-04-14 23:18:28,441 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.0) internal successors, (15), 4 states have internal predecessors, (15), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5)
[2022-04-14 23:18:28,441 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 51 transitions.
[2022-04-14 23:18:28,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40
[2022-04-14 23:18:28,441 INFO L491 BasicCegarLoop]: Found error trace
[2022-04-14 23:18:28,441 INFO L499 BasicCegarLoop]: trace histogram [5, 4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-04-14 23:18:28,478 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0
[2022-04-14 23:18:28,664 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2022-04-14 23:18:28,665 INFO L403 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2022-04-14 23:18:28,665 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-04-14 23:18:28,665 INFO L85 PathProgramCache]: Analyzing trace with hash -374953577, now seen corresponding path program 2 times
[2022-04-14 23:18:28,665 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-04-14 23:18:28,665 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [857837329]
[2022-04-14 23:18:28,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-04-14 23:18:28,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-04-14 23:18:28,674 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic
[2022-04-14 23:18:28,674 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2013004958]
[2022-04-14 23:18:28,674 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1
[2022-04-14 23:18:28,674 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2022-04-14 23:18:28,674 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-04-14 23:18:28,675 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2022-04-14 23:18:28,676 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process
[2022-04-14 23:18:28,720 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s)
[2022-04-14 23:18:28,721 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat
[2022-04-14 23:18:28,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 15 conjunts are in the unsatisfiable core
[2022-04-14 23:18:28,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-04-14 23:18:28,732 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2022-04-14 23:18:28,903 INFO L272 TraceCheckUtils]: 0: Hoare triple {1229#true} [72] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1229#true} is VALID
[2022-04-14 23:18:28,903 INFO L290 TraceCheckUtils]: 1: Hoare triple {1229#true} [74] ULTIMATE.initENTRY-->ULTIMATE.initFINAL: Formula: (let ((.cse0 (select |v_#memory_int_1| 1))) (and (= 48 (select .cse0 0)) (= (select |v_#valid_1| 2) 1) (= (select |v_#valid_1| 0) 0) (= (select |v_#length_1| 2) 11) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 3) 12) (= (select |v_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select .cse0 1) 0) (= |v_#NULL.offset_1| 0))) InVars {#memory_int=|v_#memory_int_1|, #StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_1|, #valid=|v_#valid_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_1|, #NULL.offset=|v_#NULL.offset_1|, #length=|v_#length_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] {1229#true} is VALID
[2022-04-14 23:18:28,903 INFO L290 TraceCheckUtils]: 2: Hoare triple {1229#true} [77] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1229#true} is VALID
[2022-04-14 23:18:28,903 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {1229#true} {1229#true} [103] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1229#true} is VALID
[2022-04-14 23:18:28,903 INFO L272 TraceCheckUtils]: 4: Hoare triple {1229#true} [73] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1229#true} is VALID
[2022-04-14 23:18:28,904 INFO L290 TraceCheckUtils]: 5: Hoare triple {1229#true} [76] mainENTRY-->L24: Formula: (and (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647) (= v_main_~n~0_1 |v_main_#t~nondet4_2|)) InVars {main_#t~nondet4=|v_main_#t~nondet4_2|} OutVars{main_~t~0=v_main_~t~0_3, main_~n~0=v_main_~n~0_1, main_~s~0=v_main_~s~0_3, main_~a~0=v_main_~a~0_3} AuxVars[] AssignedVars[main_#t~nondet4, main_~t~0, main_~n~0, main_~s~0, main_~a~0] {1229#true} is VALID
[2022-04-14 23:18:28,904 INFO L272 TraceCheckUtils]: 6: Hoare triple {1229#true} [78] L24-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= v_main_~n~0_7 1) (<= 0 v_main_~n~0_7)) 1 0)) InVars {main_~n~0=v_main_~n~0_7} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~n~0, assume_abort_if_not_#in~cond] {1229#true} is VALID
[2022-04-14 23:18:28,904 INFO L290 TraceCheckUtils]: 7: Hoare triple {1229#true} [80] assume_abort_if_notENTRY-->L9: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {1229#true} is VALID
[2022-04-14 23:18:28,904 INFO L290 TraceCheckUtils]: 8: Hoare triple {1229#true} [85] L9-->L9-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {1229#true} is VALID
[2022-04-14 23:18:28,904 INFO L290 TraceCheckUtils]: 9: Hoare triple {1229#true} [88] L9-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1229#true} is VALID
[2022-04-14 23:18:28,904 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {1229#true} {1229#true} [104] assume_abort_if_notEXIT-->L24-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= v_main_~n~0_7 1) (<= 0 v_main_~n~0_7)) 1 0)) InVars {main_~n~0=v_main_~n~0_7} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~n~0, assume_abort_if_not_#in~cond] {1229#true} is VALID
[2022-04-14 23:18:28,904 INFO L290 TraceCheckUtils]: 11: Hoare triple {1229#true} [79] L24-1-->L30-2: Formula: (and (= v_main_~s~0_4 1) (= v_main_~t~0_4 1) (= v_main_~a~0_4 0)) InVars {} OutVars{main_~t~0=v_main_~t~0_4, main_~s~0=v_main_~s~0_4, main_~a~0=v_main_~a~0_4} AuxVars[] AssignedVars[main_~t~0, main_~s~0, main_~a~0] {1267#(and (= main_~a~0 0) (= main_~t~0 1) (= main_~s~0 1))} is VALID
[2022-04-14 23:18:28,905 INFO L290 TraceCheckUtils]: 12: Hoare triple {1267#(and (= main_~a~0 0) (= main_~t~0 1) (= main_~s~0 1))} [83] L30-2-->L31: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1267#(and (= main_~a~0 0) (= main_~t~0 1) (= main_~s~0 1))} is VALID
[2022-04-14 23:18:28,905 INFO L272 TraceCheckUtils]: 13: Hoare triple {1267#(and (= main_~a~0 0) (= main_~t~0 1) (= main_~s~0 1))} [87] L31-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= (+ (* v_main_~a~0_9 2) 1) v_main_~t~0_9) 1 0)) InVars {main_~t~0=v_main_~t~0_9, main_~a~0=v_main_~a~0_9} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~t~0, main_~a~0] {1229#true} is VALID
[2022-04-14 23:18:28,905 INFO L290 TraceCheckUtils]: 14: Hoare triple {1229#true} [90] __VERIFIER_assertENTRY-->L12: Formula: (= v___VERIFIER_assert_~cond_2 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1229#true} is VALID
[2022-04-14 23:18:28,905 INFO L290 TraceCheckUtils]: 15: Hoare triple {1229#true} [94] L12-->L12-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {1229#true} is VALID
[2022-04-14 23:18:28,905 INFO L290 TraceCheckUtils]: 16: Hoare triple {1229#true} [99] L12-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1229#true} is VALID
[2022-04-14 23:18:28,906 INFO L284 TraceCheckUtils]: 17: Hoare quadruple {1229#true} {1267#(and (= main_~a~0 0) (= main_~t~0 1) (= main_~s~0 1))} [105] __VERIFIER_assertEXIT-->L31-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= (+ (* v_main_~a~0_9 2) 1) v_main_~t~0_9) 1 0)) InVars {main_~t~0=v_main_~t~0_9, main_~a~0=v_main_~a~0_9} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~t~0, main_~a~0] {1267#(and (= main_~a~0 0) (= main_~t~0 1) (= main_~s~0 1))} is VALID
[2022-04-14 23:18:28,907 INFO L272 TraceCheckUtils]: 18: Hoare triple {1267#(and (= main_~a~0 0) (= main_~t~0 1) (= main_~s~0 1))} [91] L31-1-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= v_main_~s~0_10 (let ((.cse0 (+ 1 v_main_~a~0_10))) (* .cse0 .cse0))) 1 0)) InVars {main_~s~0=v_main_~s~0_10, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~s~0, main_~a~0] {1229#true} is VALID
[2022-04-14 23:18:28,907 INFO L290 TraceCheckUtils]: 19: Hoare triple {1229#true} [90] __VERIFIER_assertENTRY-->L12: Formula: (= v___VERIFIER_assert_~cond_2 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1229#true} is VALID
[2022-04-14 23:18:28,907 INFO L290 TraceCheckUtils]: 20: Hoare triple {1229#true} [94] L12-->L12-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {1229#true} is VALID
[2022-04-14 23:18:28,907 INFO L290 TraceCheckUtils]: 21: Hoare triple {1229#true} [99] L12-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1229#true} is VALID
[2022-04-14 23:18:28,907 INFO L284 TraceCheckUtils]: 22: Hoare quadruple {1229#true} {1267#(and (= main_~a~0 0) (= main_~t~0 1) (= main_~s~0 1))} [106] __VERIFIER_assertEXIT-->L32: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= v_main_~s~0_10 (let ((.cse0 (+ 1 v_main_~a~0_10))) (* .cse0 .cse0))) 1 0)) InVars {main_~s~0=v_main_~s~0_10, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~s~0, main_~a~0] {1267#(and (= main_~a~0 0) (= main_~t~0 1) (= main_~s~0 1))} is VALID
[2022-04-14 23:18:28,907 INFO L272 TraceCheckUtils]: 23: Hoare triple {1267#(and (= main_~a~0 0) (= main_~t~0 1) (= main_~s~0 1))} [95] L32-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_3| (ite (= (+ (* v_main_~s~0_11 (- 4)) (* v_main_~t~0_10 v_main_~t~0_10) (* v_main_~t~0_10 2) 1) 0) 1 0)) InVars {main_~t~0=v_main_~t~0_10, main_~s~0=v_main_~s~0_11} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_3|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~t~0, main_~s~0] {1229#true} is VALID
[2022-04-14 23:18:28,908 INFO L290 TraceCheckUtils]: 24: Hoare triple {1229#true} [90] __VERIFIER_assertENTRY-->L12: Formula: (= v___VERIFIER_assert_~cond_2 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1229#true} is VALID
[2022-04-14 23:18:28,908 INFO L290 TraceCheckUtils]: 25: Hoare triple {1229#true} [94] L12-->L12-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {1229#true} is VALID
[2022-04-14 23:18:28,908 INFO L290 TraceCheckUtils]: 26: Hoare triple {1229#true} [99] L12-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1229#true} is VALID
[2022-04-14 23:18:28,911 INFO L284 TraceCheckUtils]: 27: Hoare quadruple {1229#true} {1267#(and (= main_~a~0 0) (= main_~t~0 1) (= main_~s~0 1))} [107] __VERIFIER_assertEXIT-->L33: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_3| (ite (= (+ (* v_main_~s~0_11 (- 4)) (* v_main_~t~0_10 v_main_~t~0_10) (* v_main_~t~0_10 2) 1) 0) 1 0)) InVars {main_~t~0=v_main_~t~0_10, main_~s~0=v_main_~s~0_11} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_3|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~t~0, main_~s~0] {1267#(and (= main_~a~0 0) (= main_~t~0 1) (= main_~s~0 1))} is VALID
[2022-04-14 23:18:28,911 INFO L290 TraceCheckUtils]: 28: Hoare triple {1267#(and (= main_~a~0 0) (= main_~t~0 1) (= main_~s~0 1))} [101] L33-->L30-2: Formula: (and (= v_main_~t~0_7 (+ v_main_~t~0_8 2)) (= v_main_~a~0_7 (+ v_main_~a~0_8 1)) (<= v_main_~s~0_9 v_main_~n~0_6) (= (+ v_main_~s~0_9 v_main_~t~0_7) v_main_~s~0_8)) InVars {main_~t~0=v_main_~t~0_8, main_~n~0=v_main_~n~0_6, main_~s~0=v_main_~s~0_9, main_~a~0=v_main_~a~0_8} OutVars{main_~t~0=v_main_~t~0_7, main_~n~0=v_main_~n~0_6, main_~s~0=v_main_~s~0_8, main_~a~0=v_main_~a~0_7} AuxVars[] AssignedVars[main_~t~0, main_~s~0, main_~a~0] {1319#(and (= (+ main_~s~0 (- 3)) 1) (= (+ (- 1) main_~a~0) 0))} is VALID
[2022-04-14 23:18:28,912 INFO L290 TraceCheckUtils]: 29: Hoare triple {1319#(and (= (+ main_~s~0 (- 3)) 1) (= (+ (- 1) main_~a~0) 0))} [83] L30-2-->L31: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1319#(and (= (+ main_~s~0 (- 3)) 1) (= (+ (- 1) main_~a~0) 0))} is VALID
[2022-04-14 23:18:28,912 INFO L272 TraceCheckUtils]: 30: Hoare triple {1319#(and (= (+ main_~s~0 (- 3)) 1) (= (+ (- 1) main_~a~0) 0))} [87] L31-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= (+ (* v_main_~a~0_9 2) 1) v_main_~t~0_9) 1 0)) InVars {main_~t~0=v_main_~t~0_9, main_~a~0=v_main_~a~0_9} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~t~0, main_~a~0] {1229#true} is VALID
[2022-04-14 23:18:28,912 INFO L290 TraceCheckUtils]: 31: Hoare triple {1229#true} [90] __VERIFIER_assertENTRY-->L12: Formula: (= v___VERIFIER_assert_~cond_2 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1229#true} is VALID
[2022-04-14 23:18:28,912 INFO L290 TraceCheckUtils]: 32: Hoare triple {1229#true} [94] L12-->L12-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {1229#true} is VALID
[2022-04-14 23:18:28,912 INFO L290 TraceCheckUtils]: 33: Hoare triple {1229#true} [99] L12-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1229#true} is VALID
[2022-04-14 23:18:28,916 INFO L284 TraceCheckUtils]: 34: Hoare quadruple {1229#true} {1319#(and (= (+ main_~s~0 (- 3)) 1) (= (+ (- 1) main_~a~0) 0))} [105] __VERIFIER_assertEXIT-->L31-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= (+ (* v_main_~a~0_9 2) 1) v_main_~t~0_9) 1 0)) InVars {main_~t~0=v_main_~t~0_9, main_~a~0=v_main_~a~0_9} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~t~0, main_~a~0] {1319#(and (= (+ main_~s~0 (- 3)) 1) (= (+ (- 1) main_~a~0) 0))} is VALID
[2022-04-14 23:18:28,916 INFO L272 TraceCheckUtils]: 35: Hoare triple {1319#(and (= (+ main_~s~0 (- 3)) 1) (= (+ (- 1) main_~a~0) 0))} [91] L31-1-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= v_main_~s~0_10 (let ((.cse0 (+ 1 v_main_~a~0_10))) (* .cse0 .cse0))) 1 0)) InVars {main_~s~0=v_main_~s~0_10, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~s~0, main_~a~0] {1341#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID
[2022-04-14 23:18:28,917 INFO L290 TraceCheckUtils]: 36: Hoare triple {1341#(<= 1 |__VERIFIER_assert_#in~cond|)} [90] __VERIFIER_assertENTRY-->L12: Formula: (= v___VERIFIER_assert_~cond_2 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1345#(<= 1 __VERIFIER_assert_~cond)} is VALID
[2022-04-14 23:18:28,917 INFO L290 TraceCheckUtils]: 37: Hoare triple {1345#(<= 1 __VERIFIER_assert_~cond)} [93] L12-->L13: Formula: (= v___VERIFIER_assert_~cond_3 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} AuxVars[] AssignedVars[] {1230#false} is VALID
[2022-04-14 23:18:28,917 INFO L290 TraceCheckUtils]: 38: Hoare triple {1230#false} [97] L13-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1230#false} is VALID
[2022-04-14 23:18:28,917 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked.
[2022-04-14 23:18:28,917 INFO L328 TraceCheckSpWp]: Computing backward predicates...
[2022-04-14 23:18:29,051 INFO L290 TraceCheckUtils]: 38: Hoare triple {1230#false} [97] L13-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1230#false} is VALID
[2022-04-14 23:18:29,051 INFO L290 TraceCheckUtils]: 37: Hoare triple {1345#(<= 1 __VERIFIER_assert_~cond)} [93] L12-->L13: Formula: (= v___VERIFIER_assert_~cond_3 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} AuxVars[] AssignedVars[] {1230#false} is VALID
[2022-04-14 23:18:29,052 INFO L290 TraceCheckUtils]: 36: Hoare triple {1341#(<= 1 |__VERIFIER_assert_#in~cond|)} [90] __VERIFIER_assertENTRY-->L12: Formula: (= v___VERIFIER_assert_~cond_2 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1345#(<= 1 __VERIFIER_assert_~cond)} is VALID
[2022-04-14 23:18:29,074 INFO L272 TraceCheckUtils]: 35: Hoare triple {1361#(= (+ (* main_~a~0 2) (* main_~a~0 main_~a~0) 1) main_~s~0)} [91] L31-1-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= v_main_~s~0_10 (let ((.cse0 (+ 1 v_main_~a~0_10))) (* .cse0 .cse0))) 1 0)) InVars {main_~s~0=v_main_~s~0_10, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~s~0, main_~a~0] {1341#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID
[2022-04-14 23:18:29,074 INFO L284 TraceCheckUtils]: 34: Hoare quadruple {1229#true} {1361#(= (+ (* main_~a~0 2) (* main_~a~0 main_~a~0) 1) main_~s~0)} [105] __VERIFIER_assertEXIT-->L31-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= (+ (* v_main_~a~0_9 2) 1) v_main_~t~0_9) 1 0)) InVars {main_~t~0=v_main_~t~0_9, main_~a~0=v_main_~a~0_9} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~t~0, main_~a~0] {1361#(= (+ (* main_~a~0 2) (* main_~a~0 main_~a~0) 1) main_~s~0)} is VALID
[2022-04-14 23:18:29,075 INFO L290 TraceCheckUtils]: 33: Hoare triple {1229#true} [99] L12-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1229#true} is VALID
[2022-04-14 23:18:29,075 INFO L290 TraceCheckUtils]: 32: Hoare triple {1229#true} [94] L12-->L12-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {1229#true} is VALID
[2022-04-14 23:18:29,075 INFO L290 TraceCheckUtils]: 31: Hoare triple {1229#true} [90] __VERIFIER_assertENTRY-->L12: Formula: (= v___VERIFIER_assert_~cond_2 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1229#true} is VALID
[2022-04-14 23:18:29,075 INFO L272 TraceCheckUtils]: 30: Hoare triple {1361#(= (+ (* main_~a~0 2) (* main_~a~0 main_~a~0) 1) main_~s~0)} [87] L31-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= (+ (* v_main_~a~0_9 2) 1) v_main_~t~0_9) 1 0)) InVars {main_~t~0=v_main_~t~0_9, main_~a~0=v_main_~a~0_9} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~t~0, main_~a~0] {1229#true} is VALID
[2022-04-14 23:18:29,075 INFO L290 TraceCheckUtils]: 29: Hoare triple {1361#(= (+ (* main_~a~0 2) (* main_~a~0 main_~a~0) 1) main_~s~0)} [83] L30-2-->L31: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1361#(= (+ (* main_~a~0 2) (* main_~a~0 main_~a~0) 1) main_~s~0)} is VALID
[2022-04-14 23:18:29,107 INFO L290 TraceCheckUtils]: 28: Hoare triple {1383#(= (+ (* (+ main_~a~0 1) (+ main_~a~0 1)) (* main_~a~0 2) 3) (+ main_~t~0 main_~s~0 2))} [101] L33-->L30-2: Formula: (and (= v_main_~t~0_7 (+ v_main_~t~0_8 2)) (= v_main_~a~0_7 (+ v_main_~a~0_8 1)) (<= v_main_~s~0_9 v_main_~n~0_6) (= (+ v_main_~s~0_9 v_main_~t~0_7) v_main_~s~0_8)) InVars {main_~t~0=v_main_~t~0_8, main_~n~0=v_main_~n~0_6, main_~s~0=v_main_~s~0_9, main_~a~0=v_main_~a~0_8} OutVars{main_~t~0=v_main_~t~0_7, main_~n~0=v_main_~n~0_6, main_~s~0=v_main_~s~0_8, main_~a~0=v_main_~a~0_7} AuxVars[] AssignedVars[main_~t~0, main_~s~0, main_~a~0] {1361#(= (+ (* main_~a~0 2) (* main_~a~0 main_~a~0) 1) main_~s~0)} is VALID
[2022-04-14 23:18:29,108 INFO L284 TraceCheckUtils]: 27: Hoare quadruple {1229#true} {1383#(= (+ (* (+ main_~a~0 1) (+ main_~a~0 1)) (* main_~a~0 2) 3) (+ main_~t~0 main_~s~0 2))} [107] __VERIFIER_assertEXIT-->L33: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_3| (ite (= (+ (* v_main_~s~0_11 (- 4)) (* v_main_~t~0_10 v_main_~t~0_10) (* v_main_~t~0_10 2) 1) 0) 1 0)) InVars {main_~t~0=v_main_~t~0_10, main_~s~0=v_main_~s~0_11} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_3|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~t~0, main_~s~0] {1383#(= (+ (* (+ main_~a~0 1) (+ main_~a~0 1)) (* main_~a~0 2) 3) (+ main_~t~0 main_~s~0 2))} is VALID
[2022-04-14 23:18:29,108 INFO L290 TraceCheckUtils]: 26: Hoare triple {1229#true} [99] L12-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1229#true} is VALID
[2022-04-14 23:18:29,108 INFO L290 TraceCheckUtils]: 25: Hoare triple {1229#true} [94] L12-->L12-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {1229#true} is VALID
[2022-04-14 23:18:29,108 INFO L290 TraceCheckUtils]: 24: Hoare triple {1229#true} [90] __VERIFIER_assertENTRY-->L12: Formula: (= v___VERIFIER_assert_~cond_2 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1229#true} is VALID
[2022-04-14 23:18:29,109 INFO L272 TraceCheckUtils]: 23: Hoare triple {1383#(= (+ (* (+ main_~a~0 1) (+ main_~a~0 1)) (* main_~a~0 2) 3) (+ main_~t~0 main_~s~0 2))} [95] L32-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_3| (ite (= (+ (* v_main_~s~0_11 (- 4)) (* v_main_~t~0_10 v_main_~t~0_10) (* v_main_~t~0_10 2) 1) 0) 1 0)) InVars {main_~t~0=v_main_~t~0_10, main_~s~0=v_main_~s~0_11} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_3|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~t~0, main_~s~0] {1229#true} is VALID
[2022-04-14 23:18:29,109 INFO L284 TraceCheckUtils]: 22: Hoare quadruple {1229#true} {1383#(= (+ (* (+ main_~a~0 1) (+ main_~a~0 1)) (* main_~a~0 2) 3) (+ main_~t~0 main_~s~0 2))} [106] __VERIFIER_assertEXIT-->L32: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= v_main_~s~0_10 (let ((.cse0 (+ 1 v_main_~a~0_10))) (* .cse0 .cse0))) 1 0)) InVars {main_~s~0=v_main_~s~0_10, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~s~0, main_~a~0] {1383#(= (+ (* (+ main_~a~0 1) (+ main_~a~0 1)) (* main_~a~0 2) 3) (+ main_~t~0 main_~s~0 2))} is VALID
[2022-04-14 23:18:29,109 INFO L290 TraceCheckUtils]: 21: Hoare triple {1229#true} [99] L12-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1229#true} is VALID
[2022-04-14 23:18:29,109 INFO L290 TraceCheckUtils]: 20: Hoare triple {1229#true} [94] L12-->L12-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {1229#true} is VALID
[2022-04-14 23:18:29,109 INFO L290 TraceCheckUtils]: 19: Hoare triple {1229#true} [90] __VERIFIER_assertENTRY-->L12: Formula: (= v___VERIFIER_assert_~cond_2 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1229#true} is VALID
[2022-04-14 23:18:29,109 INFO L272 TraceCheckUtils]: 18: Hoare triple {1383#(= (+ (* (+ main_~a~0 1) (+ main_~a~0 1)) (* main_~a~0 2) 3) (+ main_~t~0 main_~s~0 2))} [91] L31-1-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= v_main_~s~0_10 (let ((.cse0 (+ 1 v_main_~a~0_10))) (* .cse0 .cse0))) 1 0)) InVars {main_~s~0=v_main_~s~0_10, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~s~0, main_~a~0] {1229#true} is VALID
[2022-04-14 23:18:29,111 INFO L284 TraceCheckUtils]: 17: Hoare quadruple {1229#true} {1383#(= (+ (* (+ main_~a~0 1) (+ main_~a~0 1)) (* main_~a~0 2) 3) (+ main_~t~0 main_~s~0 2))} [105] __VERIFIER_assertEXIT-->L31-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= (+ (* v_main_~a~0_9 2) 1) v_main_~t~0_9) 1 0)) InVars {main_~t~0=v_main_~t~0_9, main_~a~0=v_main_~a~0_9} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~t~0, main_~a~0] {1383#(= (+ (* (+ main_~a~0 1) (+ main_~a~0 1)) (* main_~a~0 2) 3) (+ main_~t~0 main_~s~0 2))} is VALID
[2022-04-14 23:18:29,111 INFO L290 TraceCheckUtils]: 16: Hoare triple {1229#true} [99] L12-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1229#true} is VALID
[2022-04-14 23:18:29,111 INFO L290 TraceCheckUtils]: 15: Hoare triple {1229#true} [94] L12-->L12-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {1229#true} is VALID
[2022-04-14 23:18:29,111 INFO L290 TraceCheckUtils]: 14: Hoare triple {1229#true} [90] __VERIFIER_assertENTRY-->L12: Formula: (= v___VERIFIER_assert_~cond_2 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1229#true} is VALID
[2022-04-14 23:18:29,111 INFO L272 TraceCheckUtils]: 13: Hoare triple {1383#(= (+ (* (+ main_~a~0 1) (+ main_~a~0 1)) (* main_~a~0 2) 3) (+ main_~t~0 main_~s~0 2))} [87] L31-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= (+ (* v_main_~a~0_9 2) 1) v_main_~t~0_9) 1 0)) InVars {main_~t~0=v_main_~t~0_9, main_~a~0=v_main_~a~0_9} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~t~0, main_~a~0] {1229#true} is VALID
[2022-04-14 23:18:29,112 INFO L290 TraceCheckUtils]: 12: Hoare triple {1383#(= (+ (* (+ main_~a~0 1) (+ main_~a~0 1)) (* main_~a~0 2) 3) (+ main_~t~0 main_~s~0 2))} [83] L30-2-->L31: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1383#(= (+ (* (+ main_~a~0 1) (+ main_~a~0 1)) (* main_~a~0 2) 3) (+ main_~t~0 main_~s~0 2))} is VALID
[2022-04-14 23:18:29,112 INFO L290 TraceCheckUtils]: 11: Hoare triple {1229#true} [79] L24-1-->L30-2: Formula: (and (= v_main_~s~0_4 1) (= v_main_~t~0_4 1) (= v_main_~a~0_4 0)) InVars {} OutVars{main_~t~0=v_main_~t~0_4, main_~s~0=v_main_~s~0_4, main_~a~0=v_main_~a~0_4} AuxVars[] AssignedVars[main_~t~0, main_~s~0, main_~a~0] {1383#(= (+ (* (+ main_~a~0 1) (+ main_~a~0 1)) (* main_~a~0 2) 3) (+ main_~t~0 main_~s~0 2))} is VALID
[2022-04-14 23:18:29,112 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {1229#true} {1229#true} [104] assume_abort_if_notEXIT-->L24-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= v_main_~n~0_7 1) (<= 0 v_main_~n~0_7)) 1 0)) InVars {main_~n~0=v_main_~n~0_7} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~n~0, assume_abort_if_not_#in~cond] {1229#true} is VALID
[2022-04-14 23:18:29,112 INFO L290 TraceCheckUtils]: 9: Hoare triple {1229#true} [88] L9-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1229#true} is VALID
[2022-04-14 23:18:29,112 INFO L290 TraceCheckUtils]: 8: Hoare triple {1229#true} [85] L9-->L9-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {1229#true} is VALID
[2022-04-14 23:18:29,112 INFO L290 TraceCheckUtils]: 7: Hoare triple {1229#true} [80] assume_abort_if_notENTRY-->L9: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {1229#true} is VALID
[2022-04-14 23:18:29,112 INFO L272 TraceCheckUtils]: 6: Hoare triple {1229#true} [78] L24-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= v_main_~n~0_7 1) (<= 0 v_main_~n~0_7)) 1 0)) InVars {main_~n~0=v_main_~n~0_7} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~n~0, assume_abort_if_not_#in~cond] {1229#true} is VALID
[2022-04-14 23:18:29,112 INFO L290 TraceCheckUtils]: 5: Hoare triple {1229#true} [76] mainENTRY-->L24: Formula: (and (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647) (= v_main_~n~0_1 |v_main_#t~nondet4_2|)) InVars {main_#t~nondet4=|v_main_#t~nondet4_2|} OutVars{main_~t~0=v_main_~t~0_3, main_~n~0=v_main_~n~0_1, main_~s~0=v_main_~s~0_3, main_~a~0=v_main_~a~0_3} AuxVars[] AssignedVars[main_#t~nondet4, main_~t~0, main_~n~0, main_~s~0, main_~a~0] {1229#true} is VALID
[2022-04-14 23:18:29,113 INFO L272 TraceCheckUtils]: 4: Hoare triple {1229#true} [73] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1229#true} is VALID
[2022-04-14 23:18:29,113 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {1229#true} {1229#true} [103] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1229#true} is VALID
[2022-04-14 23:18:29,113 INFO L290 TraceCheckUtils]: 2: Hoare triple {1229#true} [77] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1229#true} is VALID
[2022-04-14 23:18:29,113 INFO L290 TraceCheckUtils]: 1: Hoare triple {1229#true} [74] ULTIMATE.initENTRY-->ULTIMATE.initFINAL: Formula: (let ((.cse0 (select |v_#memory_int_1| 1))) (and (= 48 (select .cse0 0)) (= (select |v_#valid_1| 2) 1) (= (select |v_#valid_1| 0) 0) (= (select |v_#length_1| 2) 11) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 3) 12) (= (select |v_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select .cse0 1) 0) (= |v_#NULL.offset_1| 0))) InVars {#memory_int=|v_#memory_int_1|, #StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_1|, #valid=|v_#valid_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_1|, #NULL.offset=|v_#NULL.offset_1|, #length=|v_#length_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] {1229#true} is VALID
[2022-04-14 23:18:29,113 INFO L272 TraceCheckUtils]: 0: Hoare triple {1229#true} [72] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1229#true} is VALID
[2022-04-14 23:18:29,113 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked.
[2022-04-14 23:18:29,113 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-04-14 23:18:29,113 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [857837329]
[2022-04-14 23:18:29,113 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT
[2022-04-14 23:18:29,113 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2013004958]
[2022-04-14 23:18:29,113 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2013004958] provided 0 perfect and 2 imperfect interpolant sequences
[2022-04-14 23:18:29,113 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences.
[2022-04-14 23:18:29,113 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8
[2022-04-14 23:18:29,114 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [615120791]
[2022-04-14 23:18:29,114 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton
[2022-04-14 23:18:29,114 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 2.5) internal successors, (20), 7 states have internal predecessors, (20), 5 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (10), 5 states have call predecessors, (10), 5 states have call successors, (10) Word has length 39
[2022-04-14 23:18:29,114 INFO L84 Accepts]: Finished accepts. word is accepted.
[2022-04-14 23:18:29,114 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 8 states, 8 states have (on average 2.5) internal successors, (20), 7 states have internal predecessors, (20), 5 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (10), 5 states have call predecessors, (10), 5 states have call successors, (10)
[2022-04-14 23:18:29,144 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 43 edges. 43 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity.
[2022-04-14 23:18:29,144 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 8 states
[2022-04-14 23:18:29,144 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-04-14 23:18:29,145 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2022-04-14 23:18:29,145 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56
[2022-04-14 23:18:29,145 INFO L87 Difference]: Start difference. First operand 47 states and 51 transitions. Second operand has 8 states, 8 states have (on average 2.5) internal successors, (20), 7 states have internal predecessors, (20), 5 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (10), 5 states have call predecessors, (10), 5 states have call successors, (10)
[2022-04-14 23:18:29,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-04-14 23:18:29,527 INFO L93 Difference]: Finished difference Result 53 states and 63 transitions.
[2022-04-14 23:18:29,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states.
[2022-04-14 23:18:29,527 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 2.5) internal successors, (20), 7 states have internal predecessors, (20), 5 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (10), 5 states have call predecessors, (10), 5 states have call successors, (10) Word has length 39
[2022-04-14 23:18:29,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-04-14 23:18:29,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 2.5) internal successors, (20), 7 states have internal predecessors, (20), 5 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (10), 5 states have call predecessors, (10), 5 states have call successors, (10)
[2022-04-14 23:18:29,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 52 transitions.
[2022-04-14 23:18:29,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 2.5) internal successors, (20), 7 states have internal predecessors, (20), 5 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (10), 5 states have call predecessors, (10), 5 states have call successors, (10)
[2022-04-14 23:18:29,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 52 transitions.
[2022-04-14 23:18:29,530 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 7 states and 52 transitions.
[2022-04-14 23:18:29,591 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 52 edges. 52 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity.
[2022-04-14 23:18:29,591 INFO L225 Difference]: With dead ends: 53
[2022-04-14 23:18:29,591 INFO L226 Difference]: Without dead ends: 0
[2022-04-14 23:18:29,592 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 70 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110
[2022-04-14 23:18:29,592 INFO L913 BasicCegarLoop]: 24 mSDtfsCounter, 9 mSDsluCounter, 74 mSDsCounter, 0 mSdLazyCounter, 131 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 98 SdHoareTripleChecker+Invalid, 161 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 131 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time
[2022-04-14 23:18:29,592 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [9 Valid, 98 Invalid, 161 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 131 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time]
[2022-04-14 23:18:29,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2022-04-14 23:18:29,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2022-04-14 23:18:29,593 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa
[2022-04-14 23:18:29,593 INFO L82 GeneralOperation]: Start isEquivalent. First operand 0 states. Second 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)
[2022-04-14 23:18:29,593 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second 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)
[2022-04-14 23:18:29,593 INFO L87 Difference]: Start difference. First operand 0 states. Second 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)
[2022-04-14 23:18:29,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-04-14 23:18:29,593 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions.
[2022-04-14 23:18:29,593 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2022-04-14 23:18:29,593 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2022-04-14 23:18:29,593 INFO L83 IsIncluded]: Finished isIncluded. Language is included
[2022-04-14 23:18:29,593 INFO L74 IsIncluded]: Start isIncluded. First 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) Second operand 0 states.
[2022-04-14 23:18:29,593 INFO L87 Difference]: Start difference. First 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) Second operand 0 states.
[2022-04-14 23:18:29,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-04-14 23:18:29,594 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions.
[2022-04-14 23:18:29,594 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2022-04-14 23:18:29,594 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2022-04-14 23:18:29,594 INFO L83 IsIncluded]: Finished isIncluded. Language is included
[2022-04-14 23:18:29,594 INFO L88 GeneralOperation]: Finished isEquivalent.
[2022-04-14 23:18:29,594 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa
[2022-04-14 23:18:29,594 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)
[2022-04-14 23:18:29,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2022-04-14 23:18:29,594 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 39
[2022-04-14 23:18:29,594 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-04-14 23:18:29,594 INFO L478 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2022-04-14 23:18:29,594 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 2.5) internal successors, (20), 7 states have internal predecessors, (20), 5 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (10), 5 states have call predecessors, (10), 5 states have call successors, (10)
[2022-04-14 23:18:29,594 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2022-04-14 23:18:29,595 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2022-04-14 23:18:29,597 INFO L788 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining)
[2022-04-14 23:18:29,615 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0
[2022-04-14 23:18:29,803 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2022-04-14 23:18:29,805 INFO L719 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1]
[2022-04-14 23:18:29,806 INFO L177 ceAbstractionStarter]: Computing trace abstraction results
[2022-04-14 23:18:29,808 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.04 11:18:29 BasicIcfg
[2022-04-14 23:18:29,808 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2022-04-14 23:18:29,809 INFO L158 Benchmark]: Toolchain (without parser) took 9514.95ms. Allocated memory was 191.9MB in the beginning and 230.7MB in the end (delta: 38.8MB). Free memory was 140.1MB in the beginning and 153.3MB in the end (delta: -13.1MB). Peak memory consumption was 26.3MB. Max. memory is 8.0GB.
[2022-04-14 23:18:29,809 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 191.9MB. Free memory is still 156.6MB. There was no memory consumed. Max. memory is 8.0GB.
[2022-04-14 23:18:29,809 INFO L158 Benchmark]: CACSL2BoogieTranslator took 190.96ms. Allocated memory is still 191.9MB. Free memory was 140.0MB in the beginning and 165.9MB in the end (delta: -25.9MB). Peak memory consumption was 9.3MB. Max. memory is 8.0GB.
[2022-04-14 23:18:29,809 INFO L158 Benchmark]: Boogie Preprocessor took 28.31ms. Allocated memory is still 191.9MB. Free memory was 165.9MB in the beginning and 164.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB.
[2022-04-14 23:18:29,809 INFO L158 Benchmark]: RCFGBuilder took 272.86ms. Allocated memory is still 191.9MB. Free memory was 164.3MB in the beginning and 153.4MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB.
[2022-04-14 23:18:29,809 INFO L158 Benchmark]: IcfgTransformer took 51.55ms. Allocated memory is still 191.9MB. Free memory was 153.4MB in the beginning and 151.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB.
[2022-04-14 23:18:29,810 INFO L158 Benchmark]: TraceAbstraction took 8965.76ms. Allocated memory was 191.9MB in the beginning and 230.7MB in the end (delta: 38.8MB). Free memory was 151.3MB in the beginning and 153.3MB in the end (delta: -2.0MB). Peak memory consumption was 38.0MB. Max. memory is 8.0GB.
[2022-04-14 23:18:29,810 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- AssertionsEnabledResult: Assertions are enabled
Assertions are enabled
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.13ms. Allocated memory is still 191.9MB. Free memory is still 156.6MB. There was no memory consumed. Max. memory is 8.0GB.
* CACSL2BoogieTranslator took 190.96ms. Allocated memory is still 191.9MB. Free memory was 140.0MB in the beginning and 165.9MB in the end (delta: -25.9MB). Peak memory consumption was 9.3MB. Max. memory is 8.0GB.
* Boogie Preprocessor took 28.31ms. Allocated memory is still 191.9MB. Free memory was 165.9MB in the beginning and 164.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB.
* RCFGBuilder took 272.86ms. Allocated memory is still 191.9MB. Free memory was 164.3MB in the beginning and 153.4MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB.
* IcfgTransformer took 51.55ms. Allocated memory is still 191.9MB. Free memory was 153.4MB in the beginning and 151.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB.
* TraceAbstraction took 8965.76ms. Allocated memory was 191.9MB in the beginning and 230.7MB in the end (delta: 38.8MB). Free memory was 151.3MB in the beginning and 153.3MB in the end (delta: -2.0MB). Peak memory consumption was 38.0MB. Max. memory is 8.0GB.
* 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: 14]: call to reach_error is unreachable
For all program executions holds that call to reach_error is unreachable at this location
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 5 procedures, 31 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 8.9s, OverallIterations: 6, TraceHistogramMax: 5, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 6.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 89 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 67 mSDsluCounter, 457 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 289 mSDsCounter, 68 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 353 IncrementalHoareTripleChecker+Invalid, 421 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 68 mSolverCounterUnsat, 168 mSDtfsCounter, 353 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 217 GetRequests, 182 SyntacticMatches, 3 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=47occurred in iteration=5, InterpolantAutomatonStates: 32, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 3 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 156 NumberOfCodeBlocks, 156 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 221 ConstructedInterpolants, 0 QuantifiedInterpolants, 603 SizeOfPredicates, 5 NumberOfNonLiveVariables, 378 ConjunctsInSsa, 40 ConjunctsInUnsatCore, 8 InterpolantComputations, 5 PerfectInterpolantSequences, 112/120 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
1 specifications checked. All of them hold
RESULT: Ultimate proved your program to be correct!
[2022-04-14 23:18:29,827 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0
Received shutdown request...