/usr/bin/java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ssh-simplified/s3_srvr_1a.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-8fc6572 [2020-07-10 15:03:08,699 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-10 15:03:08,701 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-10 15:03:08,713 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-10 15:03:08,714 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-10 15:03:08,715 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-10 15:03:08,716 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-10 15:03:08,718 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-10 15:03:08,720 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-10 15:03:08,720 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-10 15:03:08,721 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-10 15:03:08,722 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-10 15:03:08,723 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-10 15:03:08,724 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-10 15:03:08,725 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-10 15:03:08,726 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-10 15:03:08,727 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-10 15:03:08,728 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-10 15:03:08,730 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-10 15:03:08,732 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-10 15:03:08,734 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-10 15:03:08,735 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-10 15:03:08,736 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-10 15:03:08,737 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-10 15:03:08,739 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-10 15:03:08,747 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-10 15:03:08,748 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-10 15:03:08,749 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-10 15:03:08,750 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-10 15:03:08,768 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-10 15:03:08,768 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-10 15:03:08,769 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-10 15:03:08,769 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-10 15:03:08,770 INFO L138 SettingsManager]: * Use SBE=true [2020-07-10 15:03:08,770 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-10 15:03:08,770 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-10 15:03:08,770 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-10 15:03:08,770 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-10 15:03:08,771 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-10 15:03:08,771 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-10 15:03:08,771 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-10 15:03:08,771 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-10 15:03:08,771 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-10 15:03:08,772 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-10 15:03:08,772 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-10 15:03:08,772 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-10 15:03:08,772 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-10 15:03:08,772 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-10 15:03:08,773 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-10 15:03:08,773 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-10 15:03:08,773 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-10 15:03:08,773 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-10 15:03:08,773 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-10 15:03:08,774 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-10 15:03:08,774 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-10 15:03:08,774 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-10 15:03:08,774 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-10 15:03:08,774 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-10 15:03:08,774 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-10 15:03:09,053 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-10 15:03:09,067 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-10 15:03:09,070 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-10 15:03:09,072 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-10 15:03:09,072 INFO L275 PluginConnector]: CDTParser initialized [2020-07-10 15:03:09,073 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ssh-simplified/s3_srvr_1a.cil.c [2020-07-10 15:03:09,155 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4a809bcb/92f46c4e2e3b4544a171833bf97f0dc6/FLAG7c51bedb6 [2020-07-10 15:03:09,648 INFO L306 CDTParser]: Found 1 translation units. [2020-07-10 15:03:09,649 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ssh-simplified/s3_srvr_1a.cil.c [2020-07-10 15:03:09,662 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4a809bcb/92f46c4e2e3b4544a171833bf97f0dc6/FLAG7c51bedb6 [2020-07-10 15:03:09,971 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4a809bcb/92f46c4e2e3b4544a171833bf97f0dc6 [2020-07-10 15:03:09,980 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-10 15:03:09,982 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-10 15:03:09,983 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-10 15:03:09,983 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-10 15:03:09,986 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-10 15:03:09,988 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 03:03:09" (1/1) ... [2020-07-10 15:03:09,991 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2183e6ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 03:03:09, skipping insertion in model container [2020-07-10 15:03:09,991 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 03:03:09" (1/1) ... [2020-07-10 15:03:09,999 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-10 15:03:10,024 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-10 15:03:10,224 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-10 15:03:10,229 INFO L203 MainTranslator]: Completed pre-run [2020-07-10 15:03:10,278 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-10 15:03:10,294 INFO L208 MainTranslator]: Completed translation [2020-07-10 15:03:10,295 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 03:03:10 WrapperNode [2020-07-10 15:03:10,295 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-10 15:03:10,296 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-10 15:03:10,296 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-10 15:03:10,296 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-10 15:03:10,388 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 03:03:10" (1/1) ... [2020-07-10 15:03:10,389 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 03:03:10" (1/1) ... [2020-07-10 15:03:10,394 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 03:03:10" (1/1) ... [2020-07-10 15:03:10,395 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 03:03:10" (1/1) ... [2020-07-10 15:03:10,402 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 03:03:10" (1/1) ... [2020-07-10 15:03:10,412 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 03:03:10" (1/1) ... [2020-07-10 15:03:10,414 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 03:03:10" (1/1) ... [2020-07-10 15:03:10,416 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-10 15:03:10,417 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-10 15:03:10,417 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-10 15:03:10,417 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-10 15:03:10,418 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 03:03:10" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-10 15:03:10,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-10 15:03:10,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-10 15:03:10,485 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-10 15:03:10,486 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-10 15:03:10,486 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2020-07-10 15:03:10,486 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-10 15:03:10,486 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2020-07-10 15:03:10,486 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-10 15:03:10,486 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-10 15:03:10,486 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-10 15:03:10,969 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-10 15:03:10,969 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-07-10 15:03:10,974 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 03:03:10 BoogieIcfgContainer [2020-07-10 15:03:10,974 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-10 15:03:10,975 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-10 15:03:10,975 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-10 15:03:10,979 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-10 15:03:10,979 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.07 03:03:09" (1/3) ... [2020-07-10 15:03:10,980 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7693c8dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 03:03:10, skipping insertion in model container [2020-07-10 15:03:10,980 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 03:03:10" (2/3) ... [2020-07-10 15:03:10,981 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7693c8dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 03:03:10, skipping insertion in model container [2020-07-10 15:03:10,981 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 03:03:10" (3/3) ... [2020-07-10 15:03:10,983 INFO L109 eAbstractionObserver]: Analyzing ICFG s3_srvr_1a.cil.c [2020-07-10 15:03:10,995 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-10 15:03:11,003 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-10 15:03:11,018 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-10 15:03:11,041 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-10 15:03:11,041 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-10 15:03:11,042 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-10 15:03:11,043 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-10 15:03:11,043 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-10 15:03:11,043 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-10 15:03:11,043 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-10 15:03:11,043 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-10 15:03:11,063 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states. [2020-07-10 15:03:11,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-07-10 15:03:11,068 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 15:03:11,069 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 15:03:11,069 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 15:03:11,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 15:03:11,074 INFO L82 PathProgramCache]: Analyzing trace with hash 2008919768, now seen corresponding path program 1 times [2020-07-10 15:03:11,082 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 15:03:11,083 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [123031916] [2020-07-10 15:03:11,083 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 15:03:11,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 15:03:11,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 15:03:11,261 INFO L280 TraceCheckUtils]: 0: Hoare triple {53#true} assume true; {53#true} is VALID [2020-07-10 15:03:11,262 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {53#true} {53#true} #197#return; {53#true} is VALID [2020-07-10 15:03:11,264 INFO L263 TraceCheckUtils]: 0: Hoare triple {53#true} call ULTIMATE.init(); {53#true} is VALID [2020-07-10 15:03:11,265 INFO L280 TraceCheckUtils]: 1: Hoare triple {53#true} assume true; {53#true} is VALID [2020-07-10 15:03:11,265 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {53#true} {53#true} #197#return; {53#true} is VALID [2020-07-10 15:03:11,266 INFO L263 TraceCheckUtils]: 3: Hoare triple {53#true} call #t~ret5 := main(); {53#true} is VALID [2020-07-10 15:03:11,269 INFO L280 TraceCheckUtils]: 4: Hoare triple {53#true} havoc ~s__state~0;assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647;~s__hit~0 := #t~nondet0;havoc #t~nondet0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~s__verify_mode~0 := #t~nondet1;havoc #t~nondet1;assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647;~s__session__peer~0 := #t~nondet2;havoc #t~nondet2;assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647;~s__s3__tmp__new_cipher__algorithms~0 := #t~nondet3;havoc #t~nondet3;havoc ~buf~0;havoc ~cb~0;havoc ~blastFlag~0;havoc ~tmp___1~0;~s__state~0 := 8466;~blastFlag~0 := 0; {57#(<= main_~blastFlag~0 0)} is VALID [2020-07-10 15:03:11,273 INFO L280 TraceCheckUtils]: 5: Hoare triple {57#(<= main_~blastFlag~0 0)} assume !false; {57#(<= main_~blastFlag~0 0)} is VALID [2020-07-10 15:03:11,274 INFO L280 TraceCheckUtils]: 6: Hoare triple {57#(<= main_~blastFlag~0 0)} assume ~s__state~0 <= 8512 && ~blastFlag~0 > 2; {54#false} is VALID [2020-07-10 15:03:11,275 INFO L280 TraceCheckUtils]: 7: Hoare triple {54#false} assume !false; {54#false} is VALID [2020-07-10 15:03:11,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 15:03:11,277 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [123031916] [2020-07-10 15:03:11,278 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 15:03:11,278 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-10 15:03:11,280 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [968846377] [2020-07-10 15:03:11,286 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2020-07-10 15:03:11,290 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 15:03:11,295 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-10 15:03:11,313 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 8 edges. 8 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 15:03:11,313 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-10 15:03:11,314 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 15:03:11,323 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-10 15:03:11,324 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-10 15:03:11,326 INFO L87 Difference]: Start difference. First operand 50 states. Second operand 3 states. [2020-07-10 15:03:11,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 15:03:11,673 INFO L93 Difference]: Finished difference Result 136 states and 224 transitions. [2020-07-10 15:03:11,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-10 15:03:11,674 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2020-07-10 15:03:11,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 15:03:11,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-10 15:03:11,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 224 transitions. [2020-07-10 15:03:11,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-10 15:03:11,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 224 transitions. [2020-07-10 15:03:11,715 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 224 transitions. [2020-07-10 15:03:12,062 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 224 edges. 224 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 15:03:12,096 INFO L225 Difference]: With dead ends: 136 [2020-07-10 15:03:12,098 INFO L226 Difference]: Without dead ends: 83 [2020-07-10 15:03:12,102 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-10 15:03:12,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2020-07-10 15:03:12,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2020-07-10 15:03:12,197 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 15:03:12,198 INFO L82 GeneralOperation]: Start isEquivalent. First operand 83 states. Second operand 83 states. [2020-07-10 15:03:12,198 INFO L74 IsIncluded]: Start isIncluded. First operand 83 states. Second operand 83 states. [2020-07-10 15:03:12,199 INFO L87 Difference]: Start difference. First operand 83 states. Second operand 83 states. [2020-07-10 15:03:12,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 15:03:12,208 INFO L93 Difference]: Finished difference Result 83 states and 126 transitions. [2020-07-10 15:03:12,209 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 126 transitions. [2020-07-10 15:03:12,210 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 15:03:12,210 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 15:03:12,210 INFO L74 IsIncluded]: Start isIncluded. First operand 83 states. Second operand 83 states. [2020-07-10 15:03:12,210 INFO L87 Difference]: Start difference. First operand 83 states. Second operand 83 states. [2020-07-10 15:03:12,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 15:03:12,218 INFO L93 Difference]: Finished difference Result 83 states and 126 transitions. [2020-07-10 15:03:12,219 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 126 transitions. [2020-07-10 15:03:12,220 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 15:03:12,220 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 15:03:12,220 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 15:03:12,221 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 15:03:12,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83 states. [2020-07-10 15:03:12,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 126 transitions. [2020-07-10 15:03:12,229 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 126 transitions. Word has length 8 [2020-07-10 15:03:12,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 15:03:12,229 INFO L479 AbstractCegarLoop]: Abstraction has 83 states and 126 transitions. [2020-07-10 15:03:12,229 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-10 15:03:12,230 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 126 transitions. [2020-07-10 15:03:12,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-07-10 15:03:12,231 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 15:03:12,231 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 15:03:12,231 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-10 15:03:12,231 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 15:03:12,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 15:03:12,232 INFO L82 PathProgramCache]: Analyzing trace with hash 2066454160, now seen corresponding path program 1 times [2020-07-10 15:03:12,232 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 15:03:12,232 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [698067275] [2020-07-10 15:03:12,233 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 15:03:12,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 15:03:12,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 15:03:12,273 INFO L280 TraceCheckUtils]: 0: Hoare triple {534#true} assume true; {534#true} is VALID [2020-07-10 15:03:12,274 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {534#true} {534#true} #197#return; {534#true} is VALID [2020-07-10 15:03:12,274 INFO L263 TraceCheckUtils]: 0: Hoare triple {534#true} call ULTIMATE.init(); {534#true} is VALID [2020-07-10 15:03:12,275 INFO L280 TraceCheckUtils]: 1: Hoare triple {534#true} assume true; {534#true} is VALID [2020-07-10 15:03:12,275 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {534#true} {534#true} #197#return; {534#true} is VALID [2020-07-10 15:03:12,275 INFO L263 TraceCheckUtils]: 3: Hoare triple {534#true} call #t~ret5 := main(); {534#true} is VALID [2020-07-10 15:03:12,276 INFO L280 TraceCheckUtils]: 4: Hoare triple {534#true} havoc ~s__state~0;assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647;~s__hit~0 := #t~nondet0;havoc #t~nondet0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~s__verify_mode~0 := #t~nondet1;havoc #t~nondet1;assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647;~s__session__peer~0 := #t~nondet2;havoc #t~nondet2;assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647;~s__s3__tmp__new_cipher__algorithms~0 := #t~nondet3;havoc #t~nondet3;havoc ~buf~0;havoc ~cb~0;havoc ~blastFlag~0;havoc ~tmp___1~0;~s__state~0 := 8466;~blastFlag~0 := 0; {534#true} is VALID [2020-07-10 15:03:12,276 INFO L280 TraceCheckUtils]: 5: Hoare triple {534#true} assume !false; {534#true} is VALID [2020-07-10 15:03:12,276 INFO L280 TraceCheckUtils]: 6: Hoare triple {534#true} assume !(~s__state~0 <= 8512 && ~blastFlag~0 > 2); {534#true} is VALID [2020-07-10 15:03:12,277 INFO L280 TraceCheckUtils]: 7: Hoare triple {534#true} assume 8466 == ~s__state~0; {534#true} is VALID [2020-07-10 15:03:12,278 INFO L280 TraceCheckUtils]: 8: Hoare triple {534#true} assume 0 == ~blastFlag~0;~blastFlag~0 := 1; {538#(<= main_~blastFlag~0 1)} is VALID [2020-07-10 15:03:12,278 INFO L280 TraceCheckUtils]: 9: Hoare triple {538#(<= main_~blastFlag~0 1)} ~s__state~0 := 8496; {538#(<= main_~blastFlag~0 1)} is VALID [2020-07-10 15:03:12,279 INFO L280 TraceCheckUtils]: 10: Hoare triple {538#(<= main_~blastFlag~0 1)} assume !false; {538#(<= main_~blastFlag~0 1)} is VALID [2020-07-10 15:03:12,280 INFO L280 TraceCheckUtils]: 11: Hoare triple {538#(<= main_~blastFlag~0 1)} assume ~s__state~0 <= 8512 && ~blastFlag~0 > 2; {535#false} is VALID [2020-07-10 15:03:12,281 INFO L280 TraceCheckUtils]: 12: Hoare triple {535#false} assume !false; {535#false} is VALID [2020-07-10 15:03:12,282 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 15:03:12,282 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [698067275] [2020-07-10 15:03:12,283 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 15:03:12,283 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-10 15:03:12,283 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [131444280] [2020-07-10 15:03:12,285 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 13 [2020-07-10 15:03:12,285 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 15:03:12,285 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-10 15:03:12,301 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 13 edges. 13 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 15:03:12,301 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-10 15:03:12,301 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 15:03:12,302 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-10 15:03:12,302 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-10 15:03:12,302 INFO L87 Difference]: Start difference. First operand 83 states and 126 transitions. Second operand 3 states. [2020-07-10 15:03:12,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 15:03:12,549 INFO L93 Difference]: Finished difference Result 161 states and 253 transitions. [2020-07-10 15:03:12,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-10 15:03:12,550 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 13 [2020-07-10 15:03:12,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 15:03:12,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-10 15:03:12,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 196 transitions. [2020-07-10 15:03:12,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-10 15:03:12,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 196 transitions. [2020-07-10 15:03:12,562 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 196 transitions. [2020-07-10 15:03:12,809 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 196 edges. 196 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 15:03:12,814 INFO L225 Difference]: With dead ends: 161 [2020-07-10 15:03:12,815 INFO L226 Difference]: Without dead ends: 121 [2020-07-10 15:03:12,816 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-10 15:03:12,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2020-07-10 15:03:12,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 121. [2020-07-10 15:03:12,888 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 15:03:12,888 INFO L82 GeneralOperation]: Start isEquivalent. First operand 121 states. Second operand 121 states. [2020-07-10 15:03:12,888 INFO L74 IsIncluded]: Start isIncluded. First operand 121 states. Second operand 121 states. [2020-07-10 15:03:12,888 INFO L87 Difference]: Start difference. First operand 121 states. Second operand 121 states. [2020-07-10 15:03:12,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 15:03:12,895 INFO L93 Difference]: Finished difference Result 121 states and 184 transitions. [2020-07-10 15:03:12,896 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 184 transitions. [2020-07-10 15:03:12,897 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 15:03:12,897 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 15:03:12,898 INFO L74 IsIncluded]: Start isIncluded. First operand 121 states. Second operand 121 states. [2020-07-10 15:03:12,898 INFO L87 Difference]: Start difference. First operand 121 states. Second operand 121 states. [2020-07-10 15:03:12,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 15:03:12,905 INFO L93 Difference]: Finished difference Result 121 states and 184 transitions. [2020-07-10 15:03:12,905 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 184 transitions. [2020-07-10 15:03:12,907 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 15:03:12,907 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 15:03:12,907 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 15:03:12,907 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 15:03:12,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 121 states. [2020-07-10 15:03:12,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 184 transitions. [2020-07-10 15:03:12,914 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 184 transitions. Word has length 13 [2020-07-10 15:03:12,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 15:03:12,915 INFO L479 AbstractCegarLoop]: Abstraction has 121 states and 184 transitions. [2020-07-10 15:03:12,915 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-10 15:03:12,915 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 184 transitions. [2020-07-10 15:03:12,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-07-10 15:03:12,916 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 15:03:12,916 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 15:03:12,917 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-10 15:03:12,917 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 15:03:12,917 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 15:03:12,917 INFO L82 PathProgramCache]: Analyzing trace with hash -1216248382, now seen corresponding path program 1 times [2020-07-10 15:03:12,918 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 15:03:12,918 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [76792944] [2020-07-10 15:03:12,918 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 15:03:12,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 15:03:12,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 15:03:12,986 INFO L280 TraceCheckUtils]: 0: Hoare triple {1181#true} assume true; {1181#true} is VALID [2020-07-10 15:03:12,986 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1181#true} {1181#true} #197#return; {1181#true} is VALID [2020-07-10 15:03:12,987 INFO L263 TraceCheckUtils]: 0: Hoare triple {1181#true} call ULTIMATE.init(); {1181#true} is VALID [2020-07-10 15:03:12,987 INFO L280 TraceCheckUtils]: 1: Hoare triple {1181#true} assume true; {1181#true} is VALID [2020-07-10 15:03:12,987 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1181#true} {1181#true} #197#return; {1181#true} is VALID [2020-07-10 15:03:12,988 INFO L263 TraceCheckUtils]: 3: Hoare triple {1181#true} call #t~ret5 := main(); {1181#true} is VALID [2020-07-10 15:03:12,988 INFO L280 TraceCheckUtils]: 4: Hoare triple {1181#true} havoc ~s__state~0;assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647;~s__hit~0 := #t~nondet0;havoc #t~nondet0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~s__verify_mode~0 := #t~nondet1;havoc #t~nondet1;assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647;~s__session__peer~0 := #t~nondet2;havoc #t~nondet2;assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647;~s__s3__tmp__new_cipher__algorithms~0 := #t~nondet3;havoc #t~nondet3;havoc ~buf~0;havoc ~cb~0;havoc ~blastFlag~0;havoc ~tmp___1~0;~s__state~0 := 8466;~blastFlag~0 := 0; {1181#true} is VALID [2020-07-10 15:03:12,988 INFO L280 TraceCheckUtils]: 5: Hoare triple {1181#true} assume !false; {1181#true} is VALID [2020-07-10 15:03:12,988 INFO L280 TraceCheckUtils]: 6: Hoare triple {1181#true} assume !(~s__state~0 <= 8512 && ~blastFlag~0 > 2); {1181#true} is VALID [2020-07-10 15:03:12,989 INFO L280 TraceCheckUtils]: 7: Hoare triple {1181#true} assume 8466 == ~s__state~0; {1181#true} is VALID [2020-07-10 15:03:12,989 INFO L280 TraceCheckUtils]: 8: Hoare triple {1181#true} assume 0 == ~blastFlag~0;~blastFlag~0 := 1; {1181#true} is VALID [2020-07-10 15:03:12,989 INFO L280 TraceCheckUtils]: 9: Hoare triple {1181#true} ~s__state~0 := 8496; {1181#true} is VALID [2020-07-10 15:03:12,990 INFO L280 TraceCheckUtils]: 10: Hoare triple {1181#true} assume !false; {1181#true} is VALID [2020-07-10 15:03:12,990 INFO L280 TraceCheckUtils]: 11: Hoare triple {1181#true} assume !(~s__state~0 <= 8512 && ~blastFlag~0 > 2); {1181#true} is VALID [2020-07-10 15:03:12,990 INFO L280 TraceCheckUtils]: 12: Hoare triple {1181#true} assume !(8466 == ~s__state~0); {1181#true} is VALID [2020-07-10 15:03:12,991 INFO L280 TraceCheckUtils]: 13: Hoare triple {1181#true} assume 8496 == ~s__state~0; {1181#true} is VALID [2020-07-10 15:03:12,991 INFO L280 TraceCheckUtils]: 14: Hoare triple {1181#true} assume 1 == ~blastFlag~0;~blastFlag~0 := 2; {1181#true} is VALID [2020-07-10 15:03:12,992 INFO L280 TraceCheckUtils]: 15: Hoare triple {1181#true} assume 0 != ~s__hit~0;~s__state~0 := 8656; {1185#(<= 8656 main_~s__state~0)} is VALID [2020-07-10 15:03:12,993 INFO L280 TraceCheckUtils]: 16: Hoare triple {1185#(<= 8656 main_~s__state~0)} assume !false; {1185#(<= 8656 main_~s__state~0)} is VALID [2020-07-10 15:03:12,998 INFO L280 TraceCheckUtils]: 17: Hoare triple {1185#(<= 8656 main_~s__state~0)} assume ~s__state~0 <= 8512 && ~blastFlag~0 > 2; {1182#false} is VALID [2020-07-10 15:03:12,998 INFO L280 TraceCheckUtils]: 18: Hoare triple {1182#false} assume !false; {1182#false} is VALID [2020-07-10 15:03:13,000 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-10 15:03:13,000 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [76792944] [2020-07-10 15:03:13,000 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 15:03:13,000 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-10 15:03:13,001 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [486128555] [2020-07-10 15:03:13,001 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-07-10 15:03:13,002 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 15:03:13,002 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-10 15:03:13,021 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 17 edges. 17 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 15:03:13,022 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-10 15:03:13,022 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 15:03:13,022 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-10 15:03:13,023 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-10 15:03:13,023 INFO L87 Difference]: Start difference. First operand 121 states and 184 transitions. Second operand 3 states. [2020-07-10 15:03:13,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 15:03:13,274 INFO L93 Difference]: Finished difference Result 281 states and 440 transitions. [2020-07-10 15:03:13,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-10 15:03:13,274 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-07-10 15:03:13,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 15:03:13,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-10 15:03:13,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 160 transitions. [2020-07-10 15:03:13,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-10 15:03:13,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 160 transitions. [2020-07-10 15:03:13,282 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 160 transitions. [2020-07-10 15:03:13,435 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 160 edges. 160 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 15:03:13,441 INFO L225 Difference]: With dead ends: 281 [2020-07-10 15:03:13,441 INFO L226 Difference]: Without dead ends: 165 [2020-07-10 15:03:13,443 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-10 15:03:13,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2020-07-10 15:03:13,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 157. [2020-07-10 15:03:13,501 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 15:03:13,501 INFO L82 GeneralOperation]: Start isEquivalent. First operand 165 states. Second operand 157 states. [2020-07-10 15:03:13,501 INFO L74 IsIncluded]: Start isIncluded. First operand 165 states. Second operand 157 states. [2020-07-10 15:03:13,502 INFO L87 Difference]: Start difference. First operand 165 states. Second operand 157 states. [2020-07-10 15:03:13,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 15:03:13,510 INFO L93 Difference]: Finished difference Result 165 states and 230 transitions. [2020-07-10 15:03:13,511 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 230 transitions. [2020-07-10 15:03:13,512 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 15:03:13,512 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 15:03:13,512 INFO L74 IsIncluded]: Start isIncluded. First operand 157 states. Second operand 165 states. [2020-07-10 15:03:13,513 INFO L87 Difference]: Start difference. First operand 157 states. Second operand 165 states. [2020-07-10 15:03:13,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 15:03:13,521 INFO L93 Difference]: Finished difference Result 165 states and 230 transitions. [2020-07-10 15:03:13,522 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 230 transitions. [2020-07-10 15:03:13,523 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 15:03:13,523 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 15:03:13,523 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 15:03:13,523 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 15:03:13,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 157 states. [2020-07-10 15:03:13,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 220 transitions. [2020-07-10 15:03:13,531 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 220 transitions. Word has length 19 [2020-07-10 15:03:13,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 15:03:13,532 INFO L479 AbstractCegarLoop]: Abstraction has 157 states and 220 transitions. [2020-07-10 15:03:13,532 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-10 15:03:13,532 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 220 transitions. [2020-07-10 15:03:13,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-07-10 15:03:13,533 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 15:03:13,533 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 15:03:13,533 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-10 15:03:13,534 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 15:03:13,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 15:03:13,534 INFO L82 PathProgramCache]: Analyzing trace with hash -1216188800, now seen corresponding path program 1 times [2020-07-10 15:03:13,534 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 15:03:13,535 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [271861579] [2020-07-10 15:03:13,535 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 15:03:13,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 15:03:13,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 15:03:13,575 INFO L280 TraceCheckUtils]: 0: Hoare triple {2109#true} assume true; {2109#true} is VALID [2020-07-10 15:03:13,575 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2109#true} {2109#true} #197#return; {2109#true} is VALID [2020-07-10 15:03:13,575 INFO L263 TraceCheckUtils]: 0: Hoare triple {2109#true} call ULTIMATE.init(); {2109#true} is VALID [2020-07-10 15:03:13,576 INFO L280 TraceCheckUtils]: 1: Hoare triple {2109#true} assume true; {2109#true} is VALID [2020-07-10 15:03:13,576 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2109#true} {2109#true} #197#return; {2109#true} is VALID [2020-07-10 15:03:13,576 INFO L263 TraceCheckUtils]: 3: Hoare triple {2109#true} call #t~ret5 := main(); {2109#true} is VALID [2020-07-10 15:03:13,577 INFO L280 TraceCheckUtils]: 4: Hoare triple {2109#true} havoc ~s__state~0;assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647;~s__hit~0 := #t~nondet0;havoc #t~nondet0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~s__verify_mode~0 := #t~nondet1;havoc #t~nondet1;assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647;~s__session__peer~0 := #t~nondet2;havoc #t~nondet2;assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647;~s__s3__tmp__new_cipher__algorithms~0 := #t~nondet3;havoc #t~nondet3;havoc ~buf~0;havoc ~cb~0;havoc ~blastFlag~0;havoc ~tmp___1~0;~s__state~0 := 8466;~blastFlag~0 := 0; {2109#true} is VALID [2020-07-10 15:03:13,577 INFO L280 TraceCheckUtils]: 5: Hoare triple {2109#true} assume !false; {2109#true} is VALID [2020-07-10 15:03:13,577 INFO L280 TraceCheckUtils]: 6: Hoare triple {2109#true} assume !(~s__state~0 <= 8512 && ~blastFlag~0 > 2); {2109#true} is VALID [2020-07-10 15:03:13,578 INFO L280 TraceCheckUtils]: 7: Hoare triple {2109#true} assume 8466 == ~s__state~0; {2109#true} is VALID [2020-07-10 15:03:13,578 INFO L280 TraceCheckUtils]: 8: Hoare triple {2109#true} assume 0 == ~blastFlag~0;~blastFlag~0 := 1; {2109#true} is VALID [2020-07-10 15:03:13,578 INFO L280 TraceCheckUtils]: 9: Hoare triple {2109#true} ~s__state~0 := 8496; {2109#true} is VALID [2020-07-10 15:03:13,578 INFO L280 TraceCheckUtils]: 10: Hoare triple {2109#true} assume !false; {2109#true} is VALID [2020-07-10 15:03:13,579 INFO L280 TraceCheckUtils]: 11: Hoare triple {2109#true} assume !(~s__state~0 <= 8512 && ~blastFlag~0 > 2); {2109#true} is VALID [2020-07-10 15:03:13,579 INFO L280 TraceCheckUtils]: 12: Hoare triple {2109#true} assume !(8466 == ~s__state~0); {2109#true} is VALID [2020-07-10 15:03:13,579 INFO L280 TraceCheckUtils]: 13: Hoare triple {2109#true} assume 8496 == ~s__state~0; {2109#true} is VALID [2020-07-10 15:03:13,580 INFO L280 TraceCheckUtils]: 14: Hoare triple {2109#true} assume 1 == ~blastFlag~0;~blastFlag~0 := 2; {2113#(<= main_~blastFlag~0 2)} is VALID [2020-07-10 15:03:13,583 INFO L280 TraceCheckUtils]: 15: Hoare triple {2113#(<= main_~blastFlag~0 2)} assume !(0 != ~s__hit~0);~s__state~0 := 8512; {2113#(<= main_~blastFlag~0 2)} is VALID [2020-07-10 15:03:13,584 INFO L280 TraceCheckUtils]: 16: Hoare triple {2113#(<= main_~blastFlag~0 2)} assume !false; {2113#(<= main_~blastFlag~0 2)} is VALID [2020-07-10 15:03:13,585 INFO L280 TraceCheckUtils]: 17: Hoare triple {2113#(<= main_~blastFlag~0 2)} assume ~s__state~0 <= 8512 && ~blastFlag~0 > 2; {2110#false} is VALID [2020-07-10 15:03:13,585 INFO L280 TraceCheckUtils]: 18: Hoare triple {2110#false} assume !false; {2110#false} is VALID [2020-07-10 15:03:13,586 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-10 15:03:13,586 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [271861579] [2020-07-10 15:03:13,586 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 15:03:13,587 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-10 15:03:13,587 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1989893317] [2020-07-10 15:03:13,587 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-07-10 15:03:13,588 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 15:03:13,588 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-10 15:03:13,605 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 17 edges. 17 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 15:03:13,606 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-10 15:03:13,606 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 15:03:13,606 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-10 15:03:13,606 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-10 15:03:13,607 INFO L87 Difference]: Start difference. First operand 157 states and 220 transitions. Second operand 3 states. [2020-07-10 15:03:13,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 15:03:13,847 INFO L93 Difference]: Finished difference Result 309 states and 441 transitions. [2020-07-10 15:03:13,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-10 15:03:13,847 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-07-10 15:03:13,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 15:03:13,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-10 15:03:13,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 196 transitions. [2020-07-10 15:03:13,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-10 15:03:13,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 196 transitions. [2020-07-10 15:03:13,857 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 196 transitions. [2020-07-10 15:03:14,056 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 196 edges. 196 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 15:03:14,062 INFO L225 Difference]: With dead ends: 309 [2020-07-10 15:03:14,062 INFO L226 Difference]: Without dead ends: 207 [2020-07-10 15:03:14,064 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-10 15:03:14,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states. [2020-07-10 15:03:14,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 207. [2020-07-10 15:03:14,170 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 15:03:14,170 INFO L82 GeneralOperation]: Start isEquivalent. First operand 207 states. Second operand 207 states. [2020-07-10 15:03:14,170 INFO L74 IsIncluded]: Start isIncluded. First operand 207 states. Second operand 207 states. [2020-07-10 15:03:14,170 INFO L87 Difference]: Start difference. First operand 207 states. Second operand 207 states. [2020-07-10 15:03:14,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 15:03:14,179 INFO L93 Difference]: Finished difference Result 207 states and 291 transitions. [2020-07-10 15:03:14,179 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 291 transitions. [2020-07-10 15:03:14,180 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 15:03:14,180 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 15:03:14,180 INFO L74 IsIncluded]: Start isIncluded. First operand 207 states. Second operand 207 states. [2020-07-10 15:03:14,180 INFO L87 Difference]: Start difference. First operand 207 states. Second operand 207 states. [2020-07-10 15:03:14,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 15:03:14,189 INFO L93 Difference]: Finished difference Result 207 states and 291 transitions. [2020-07-10 15:03:14,189 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 291 transitions. [2020-07-10 15:03:14,190 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 15:03:14,190 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 15:03:14,190 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 15:03:14,190 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 15:03:14,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 207 states. [2020-07-10 15:03:14,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 291 transitions. [2020-07-10 15:03:14,198 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 291 transitions. Word has length 19 [2020-07-10 15:03:14,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 15:03:14,199 INFO L479 AbstractCegarLoop]: Abstraction has 207 states and 291 transitions. [2020-07-10 15:03:14,199 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-10 15:03:14,199 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 291 transitions. [2020-07-10 15:03:14,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-07-10 15:03:14,200 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 15:03:14,201 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 15:03:14,201 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-10 15:03:14,201 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 15:03:14,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 15:03:14,202 INFO L82 PathProgramCache]: Analyzing trace with hash 1694730092, now seen corresponding path program 1 times [2020-07-10 15:03:14,202 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 15:03:14,202 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [702837694] [2020-07-10 15:03:14,202 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 15:03:14,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 15:03:14,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 15:03:14,271 INFO L280 TraceCheckUtils]: 0: Hoare triple {3217#true} assume true; {3217#true} is VALID [2020-07-10 15:03:14,271 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3217#true} {3217#true} #197#return; {3217#true} is VALID [2020-07-10 15:03:14,272 INFO L263 TraceCheckUtils]: 0: Hoare triple {3217#true} call ULTIMATE.init(); {3217#true} is VALID [2020-07-10 15:03:14,272 INFO L280 TraceCheckUtils]: 1: Hoare triple {3217#true} assume true; {3217#true} is VALID [2020-07-10 15:03:14,272 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3217#true} {3217#true} #197#return; {3217#true} is VALID [2020-07-10 15:03:14,273 INFO L263 TraceCheckUtils]: 3: Hoare triple {3217#true} call #t~ret5 := main(); {3217#true} is VALID [2020-07-10 15:03:14,273 INFO L280 TraceCheckUtils]: 4: Hoare triple {3217#true} havoc ~s__state~0;assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647;~s__hit~0 := #t~nondet0;havoc #t~nondet0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~s__verify_mode~0 := #t~nondet1;havoc #t~nondet1;assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647;~s__session__peer~0 := #t~nondet2;havoc #t~nondet2;assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647;~s__s3__tmp__new_cipher__algorithms~0 := #t~nondet3;havoc #t~nondet3;havoc ~buf~0;havoc ~cb~0;havoc ~blastFlag~0;havoc ~tmp___1~0;~s__state~0 := 8466;~blastFlag~0 := 0; {3217#true} is VALID [2020-07-10 15:03:14,273 INFO L280 TraceCheckUtils]: 5: Hoare triple {3217#true} assume !false; {3217#true} is VALID [2020-07-10 15:03:14,273 INFO L280 TraceCheckUtils]: 6: Hoare triple {3217#true} assume !(~s__state~0 <= 8512 && ~blastFlag~0 > 2); {3217#true} is VALID [2020-07-10 15:03:14,274 INFO L280 TraceCheckUtils]: 7: Hoare triple {3217#true} assume 8466 == ~s__state~0; {3217#true} is VALID [2020-07-10 15:03:14,274 INFO L280 TraceCheckUtils]: 8: Hoare triple {3217#true} assume 0 == ~blastFlag~0;~blastFlag~0 := 1; {3217#true} is VALID [2020-07-10 15:03:14,274 INFO L280 TraceCheckUtils]: 9: Hoare triple {3217#true} ~s__state~0 := 8496; {3217#true} is VALID [2020-07-10 15:03:14,274 INFO L280 TraceCheckUtils]: 10: Hoare triple {3217#true} assume !false; {3217#true} is VALID [2020-07-10 15:03:14,275 INFO L280 TraceCheckUtils]: 11: Hoare triple {3217#true} assume !(~s__state~0 <= 8512 && ~blastFlag~0 > 2); {3217#true} is VALID [2020-07-10 15:03:14,275 INFO L280 TraceCheckUtils]: 12: Hoare triple {3217#true} assume !(8466 == ~s__state~0); {3217#true} is VALID [2020-07-10 15:03:14,275 INFO L280 TraceCheckUtils]: 13: Hoare triple {3217#true} assume 8496 == ~s__state~0; {3217#true} is VALID [2020-07-10 15:03:14,276 INFO L280 TraceCheckUtils]: 14: Hoare triple {3217#true} assume 1 == ~blastFlag~0;~blastFlag~0 := 2; {3217#true} is VALID [2020-07-10 15:03:14,276 INFO L280 TraceCheckUtils]: 15: Hoare triple {3217#true} assume 0 != ~s__hit~0;~s__state~0 := 8656; {3217#true} is VALID [2020-07-10 15:03:14,276 INFO L280 TraceCheckUtils]: 16: Hoare triple {3217#true} assume !false; {3217#true} is VALID [2020-07-10 15:03:14,276 INFO L280 TraceCheckUtils]: 17: Hoare triple {3217#true} assume !(~s__state~0 <= 8512 && ~blastFlag~0 > 2); {3217#true} is VALID [2020-07-10 15:03:14,277 INFO L280 TraceCheckUtils]: 18: Hoare triple {3217#true} assume !(8466 == ~s__state~0); {3217#true} is VALID [2020-07-10 15:03:14,277 INFO L280 TraceCheckUtils]: 19: Hoare triple {3217#true} assume !(8496 == ~s__state~0); {3217#true} is VALID [2020-07-10 15:03:14,277 INFO L280 TraceCheckUtils]: 20: Hoare triple {3217#true} assume !(8512 == ~s__state~0); {3217#true} is VALID [2020-07-10 15:03:14,277 INFO L280 TraceCheckUtils]: 21: Hoare triple {3217#true} assume !(8528 == ~s__state~0); {3217#true} is VALID [2020-07-10 15:03:14,278 INFO L280 TraceCheckUtils]: 22: Hoare triple {3217#true} assume !(8544 == ~s__state~0); {3217#true} is VALID [2020-07-10 15:03:14,278 INFO L280 TraceCheckUtils]: 23: Hoare triple {3217#true} assume !(8560 == ~s__state~0); {3217#true} is VALID [2020-07-10 15:03:14,278 INFO L280 TraceCheckUtils]: 24: Hoare triple {3217#true} assume !(8576 == ~s__state~0); {3217#true} is VALID [2020-07-10 15:03:14,279 INFO L280 TraceCheckUtils]: 25: Hoare triple {3217#true} assume !(8592 == ~s__state~0); {3217#true} is VALID [2020-07-10 15:03:14,279 INFO L280 TraceCheckUtils]: 26: Hoare triple {3217#true} assume !(8608 == ~s__state~0); {3217#true} is VALID [2020-07-10 15:03:14,279 INFO L280 TraceCheckUtils]: 27: Hoare triple {3217#true} assume !(8640 == ~s__state~0); {3217#true} is VALID [2020-07-10 15:03:14,280 INFO L280 TraceCheckUtils]: 28: Hoare triple {3217#true} assume 8656 == ~s__state~0; {3217#true} is VALID [2020-07-10 15:03:14,281 INFO L280 TraceCheckUtils]: 29: Hoare triple {3217#true} assume 2 == ~blastFlag~0;~blastFlag~0 := 3; {3221#(<= main_~blastFlag~0 3)} is VALID [2020-07-10 15:03:14,282 INFO L280 TraceCheckUtils]: 30: Hoare triple {3221#(<= main_~blastFlag~0 3)} ~s__state~0 := 8672; {3221#(<= main_~blastFlag~0 3)} is VALID [2020-07-10 15:03:14,283 INFO L280 TraceCheckUtils]: 31: Hoare triple {3221#(<= main_~blastFlag~0 3)} assume !false; {3221#(<= main_~blastFlag~0 3)} is VALID [2020-07-10 15:03:14,283 INFO L280 TraceCheckUtils]: 32: Hoare triple {3221#(<= main_~blastFlag~0 3)} assume !(~s__state~0 <= 8512 && ~blastFlag~0 > 2); {3221#(<= main_~blastFlag~0 3)} is VALID [2020-07-10 15:03:14,284 INFO L280 TraceCheckUtils]: 33: Hoare triple {3221#(<= main_~blastFlag~0 3)} assume !(8466 == ~s__state~0); {3221#(<= main_~blastFlag~0 3)} is VALID [2020-07-10 15:03:14,284 INFO L280 TraceCheckUtils]: 34: Hoare triple {3221#(<= main_~blastFlag~0 3)} assume !(8496 == ~s__state~0); {3221#(<= main_~blastFlag~0 3)} is VALID [2020-07-10 15:03:14,288 INFO L280 TraceCheckUtils]: 35: Hoare triple {3221#(<= main_~blastFlag~0 3)} assume !(8512 == ~s__state~0); {3221#(<= main_~blastFlag~0 3)} is VALID [2020-07-10 15:03:14,290 INFO L280 TraceCheckUtils]: 36: Hoare triple {3221#(<= main_~blastFlag~0 3)} assume !(8528 == ~s__state~0); {3221#(<= main_~blastFlag~0 3)} is VALID [2020-07-10 15:03:14,290 INFO L280 TraceCheckUtils]: 37: Hoare triple {3221#(<= main_~blastFlag~0 3)} assume !(8544 == ~s__state~0); {3221#(<= main_~blastFlag~0 3)} is VALID [2020-07-10 15:03:14,291 INFO L280 TraceCheckUtils]: 38: Hoare triple {3221#(<= main_~blastFlag~0 3)} assume !(8560 == ~s__state~0); {3221#(<= main_~blastFlag~0 3)} is VALID [2020-07-10 15:03:14,291 INFO L280 TraceCheckUtils]: 39: Hoare triple {3221#(<= main_~blastFlag~0 3)} assume !(8576 == ~s__state~0); {3221#(<= main_~blastFlag~0 3)} is VALID [2020-07-10 15:03:14,292 INFO L280 TraceCheckUtils]: 40: Hoare triple {3221#(<= main_~blastFlag~0 3)} assume !(8592 == ~s__state~0); {3221#(<= main_~blastFlag~0 3)} is VALID [2020-07-10 15:03:14,293 INFO L280 TraceCheckUtils]: 41: Hoare triple {3221#(<= main_~blastFlag~0 3)} assume !(8608 == ~s__state~0); {3221#(<= main_~blastFlag~0 3)} is VALID [2020-07-10 15:03:14,294 INFO L280 TraceCheckUtils]: 42: Hoare triple {3221#(<= main_~blastFlag~0 3)} assume !(8640 == ~s__state~0); {3221#(<= main_~blastFlag~0 3)} is VALID [2020-07-10 15:03:14,295 INFO L280 TraceCheckUtils]: 43: Hoare triple {3221#(<= main_~blastFlag~0 3)} assume !(8656 == ~s__state~0); {3221#(<= main_~blastFlag~0 3)} is VALID [2020-07-10 15:03:14,296 INFO L280 TraceCheckUtils]: 44: Hoare triple {3221#(<= main_~blastFlag~0 3)} assume 8672 == ~s__state~0; {3221#(<= main_~blastFlag~0 3)} is VALID [2020-07-10 15:03:14,296 INFO L280 TraceCheckUtils]: 45: Hoare triple {3221#(<= main_~blastFlag~0 3)} assume !(4 == ~blastFlag~0); {3221#(<= main_~blastFlag~0 3)} is VALID [2020-07-10 15:03:14,297 INFO L280 TraceCheckUtils]: 46: Hoare triple {3221#(<= main_~blastFlag~0 3)} assume 5 == ~blastFlag~0; {3218#false} is VALID [2020-07-10 15:03:14,297 INFO L280 TraceCheckUtils]: 47: Hoare triple {3218#false} assume !false; {3218#false} is VALID [2020-07-10 15:03:14,300 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-07-10 15:03:14,300 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [702837694] [2020-07-10 15:03:14,300 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 15:03:14,300 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-10 15:03:14,300 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [446958947] [2020-07-10 15:03:14,301 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2020-07-10 15:03:14,301 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 15:03:14,301 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-10 15:03:14,360 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 43 edges. 43 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 15:03:14,360 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-10 15:03:14,360 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 15:03:14,360 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-10 15:03:14,361 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-10 15:03:14,361 INFO L87 Difference]: Start difference. First operand 207 states and 291 transitions. Second operand 3 states. [2020-07-10 15:03:14,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 15:03:14,661 INFO L93 Difference]: Finished difference Result 411 states and 584 transitions. [2020-07-10 15:03:14,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-10 15:03:14,662 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2020-07-10 15:03:14,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 15:03:14,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-10 15:03:14,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 197 transitions. [2020-07-10 15:03:14,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-10 15:03:14,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 197 transitions. [2020-07-10 15:03:14,671 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 197 transitions. [2020-07-10 15:03:14,875 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 197 edges. 197 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 15:03:14,882 INFO L225 Difference]: With dead ends: 411 [2020-07-10 15:03:14,883 INFO L226 Difference]: Without dead ends: 259 [2020-07-10 15:03:14,884 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-10 15:03:14,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259 states. [2020-07-10 15:03:14,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259 to 257. [2020-07-10 15:03:14,980 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 15:03:14,980 INFO L82 GeneralOperation]: Start isEquivalent. First operand 259 states. Second operand 257 states. [2020-07-10 15:03:14,981 INFO L74 IsIncluded]: Start isIncluded. First operand 259 states. Second operand 257 states. [2020-07-10 15:03:14,981 INFO L87 Difference]: Start difference. First operand 259 states. Second operand 257 states. [2020-07-10 15:03:14,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 15:03:14,991 INFO L93 Difference]: Finished difference Result 259 states and 365 transitions. [2020-07-10 15:03:14,992 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 365 transitions. [2020-07-10 15:03:14,992 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 15:03:14,993 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 15:03:14,993 INFO L74 IsIncluded]: Start isIncluded. First operand 257 states. Second operand 259 states. [2020-07-10 15:03:14,993 INFO L87 Difference]: Start difference. First operand 257 states. Second operand 259 states. [2020-07-10 15:03:15,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 15:03:15,003 INFO L93 Difference]: Finished difference Result 259 states and 365 transitions. [2020-07-10 15:03:15,004 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 365 transitions. [2020-07-10 15:03:15,004 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 15:03:15,005 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 15:03:15,005 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 15:03:15,005 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 15:03:15,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 257 states. [2020-07-10 15:03:15,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 364 transitions. [2020-07-10 15:03:15,016 INFO L78 Accepts]: Start accepts. Automaton has 257 states and 364 transitions. Word has length 48 [2020-07-10 15:03:15,016 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 15:03:15,016 INFO L479 AbstractCegarLoop]: Abstraction has 257 states and 364 transitions. [2020-07-10 15:03:15,016 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-10 15:03:15,016 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 364 transitions. [2020-07-10 15:03:15,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-10 15:03:15,018 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 15:03:15,018 INFO L422 BasicCegarLoop]: trace histogram [5, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 15:03:15,018 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-10 15:03:15,019 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 15:03:15,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 15:03:15,019 INFO L82 PathProgramCache]: Analyzing trace with hash 365198397, now seen corresponding path program 1 times [2020-07-10 15:03:15,019 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 15:03:15,019 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [285437982] [2020-07-10 15:03:15,020 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 15:03:15,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 15:03:15,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 15:03:15,063 INFO L280 TraceCheckUtils]: 0: Hoare triple {4630#true} assume true; {4630#true} is VALID [2020-07-10 15:03:15,063 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {4630#true} {4630#true} #197#return; {4630#true} is VALID [2020-07-10 15:03:15,064 INFO L263 TraceCheckUtils]: 0: Hoare triple {4630#true} call ULTIMATE.init(); {4630#true} is VALID [2020-07-10 15:03:15,064 INFO L280 TraceCheckUtils]: 1: Hoare triple {4630#true} assume true; {4630#true} is VALID [2020-07-10 15:03:15,064 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4630#true} {4630#true} #197#return; {4630#true} is VALID [2020-07-10 15:03:15,065 INFO L263 TraceCheckUtils]: 3: Hoare triple {4630#true} call #t~ret5 := main(); {4630#true} is VALID [2020-07-10 15:03:15,065 INFO L280 TraceCheckUtils]: 4: Hoare triple {4630#true} havoc ~s__state~0;assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647;~s__hit~0 := #t~nondet0;havoc #t~nondet0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~s__verify_mode~0 := #t~nondet1;havoc #t~nondet1;assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647;~s__session__peer~0 := #t~nondet2;havoc #t~nondet2;assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647;~s__s3__tmp__new_cipher__algorithms~0 := #t~nondet3;havoc #t~nondet3;havoc ~buf~0;havoc ~cb~0;havoc ~blastFlag~0;havoc ~tmp___1~0;~s__state~0 := 8466;~blastFlag~0 := 0; {4630#true} is VALID [2020-07-10 15:03:15,065 INFO L280 TraceCheckUtils]: 5: Hoare triple {4630#true} assume !false; {4630#true} is VALID [2020-07-10 15:03:15,065 INFO L280 TraceCheckUtils]: 6: Hoare triple {4630#true} assume !(~s__state~0 <= 8512 && ~blastFlag~0 > 2); {4630#true} is VALID [2020-07-10 15:03:15,066 INFO L280 TraceCheckUtils]: 7: Hoare triple {4630#true} assume 8466 == ~s__state~0; {4630#true} is VALID [2020-07-10 15:03:15,066 INFO L280 TraceCheckUtils]: 8: Hoare triple {4630#true} assume 0 == ~blastFlag~0;~blastFlag~0 := 1; {4630#true} is VALID [2020-07-10 15:03:15,066 INFO L280 TraceCheckUtils]: 9: Hoare triple {4630#true} ~s__state~0 := 8496; {4630#true} is VALID [2020-07-10 15:03:15,066 INFO L280 TraceCheckUtils]: 10: Hoare triple {4630#true} assume !false; {4630#true} is VALID [2020-07-10 15:03:15,067 INFO L280 TraceCheckUtils]: 11: Hoare triple {4630#true} assume !(~s__state~0 <= 8512 && ~blastFlag~0 > 2); {4630#true} is VALID [2020-07-10 15:03:15,067 INFO L280 TraceCheckUtils]: 12: Hoare triple {4630#true} assume !(8466 == ~s__state~0); {4630#true} is VALID [2020-07-10 15:03:15,067 INFO L280 TraceCheckUtils]: 13: Hoare triple {4630#true} assume 8496 == ~s__state~0; {4630#true} is VALID [2020-07-10 15:03:15,067 INFO L280 TraceCheckUtils]: 14: Hoare triple {4630#true} assume 1 == ~blastFlag~0;~blastFlag~0 := 2; {4630#true} is VALID [2020-07-10 15:03:15,068 INFO L280 TraceCheckUtils]: 15: Hoare triple {4630#true} assume 0 != ~s__hit~0;~s__state~0 := 8656; {4630#true} is VALID [2020-07-10 15:03:15,068 INFO L280 TraceCheckUtils]: 16: Hoare triple {4630#true} assume !false; {4630#true} is VALID [2020-07-10 15:03:15,068 INFO L280 TraceCheckUtils]: 17: Hoare triple {4630#true} assume !(~s__state~0 <= 8512 && ~blastFlag~0 > 2); {4630#true} is VALID [2020-07-10 15:03:15,068 INFO L280 TraceCheckUtils]: 18: Hoare triple {4630#true} assume !(8466 == ~s__state~0); {4630#true} is VALID [2020-07-10 15:03:15,069 INFO L280 TraceCheckUtils]: 19: Hoare triple {4630#true} assume !(8496 == ~s__state~0); {4630#true} is VALID [2020-07-10 15:03:15,069 INFO L280 TraceCheckUtils]: 20: Hoare triple {4630#true} assume !(8512 == ~s__state~0); {4630#true} is VALID [2020-07-10 15:03:15,069 INFO L280 TraceCheckUtils]: 21: Hoare triple {4630#true} assume !(8528 == ~s__state~0); {4630#true} is VALID [2020-07-10 15:03:15,069 INFO L280 TraceCheckUtils]: 22: Hoare triple {4630#true} assume !(8544 == ~s__state~0); {4630#true} is VALID [2020-07-10 15:03:15,070 INFO L280 TraceCheckUtils]: 23: Hoare triple {4630#true} assume !(8560 == ~s__state~0); {4630#true} is VALID [2020-07-10 15:03:15,070 INFO L280 TraceCheckUtils]: 24: Hoare triple {4630#true} assume !(8576 == ~s__state~0); {4630#true} is VALID [2020-07-10 15:03:15,070 INFO L280 TraceCheckUtils]: 25: Hoare triple {4630#true} assume !(8592 == ~s__state~0); {4630#true} is VALID [2020-07-10 15:03:15,071 INFO L280 TraceCheckUtils]: 26: Hoare triple {4630#true} assume !(8608 == ~s__state~0); {4630#true} is VALID [2020-07-10 15:03:15,071 INFO L280 TraceCheckUtils]: 27: Hoare triple {4630#true} assume !(8640 == ~s__state~0); {4630#true} is VALID [2020-07-10 15:03:15,071 INFO L280 TraceCheckUtils]: 28: Hoare triple {4630#true} assume 8656 == ~s__state~0; {4630#true} is VALID [2020-07-10 15:03:15,071 INFO L280 TraceCheckUtils]: 29: Hoare triple {4630#true} assume 2 == ~blastFlag~0;~blastFlag~0 := 3; {4630#true} is VALID [2020-07-10 15:03:15,071 INFO L280 TraceCheckUtils]: 30: Hoare triple {4630#true} ~s__state~0 := 8672; {4630#true} is VALID [2020-07-10 15:03:15,072 INFO L280 TraceCheckUtils]: 31: Hoare triple {4630#true} assume !false; {4630#true} is VALID [2020-07-10 15:03:15,072 INFO L280 TraceCheckUtils]: 32: Hoare triple {4630#true} assume !(~s__state~0 <= 8512 && ~blastFlag~0 > 2); {4630#true} is VALID [2020-07-10 15:03:15,072 INFO L280 TraceCheckUtils]: 33: Hoare triple {4630#true} assume !(8466 == ~s__state~0); {4630#true} is VALID [2020-07-10 15:03:15,072 INFO L280 TraceCheckUtils]: 34: Hoare triple {4630#true} assume !(8496 == ~s__state~0); {4630#true} is VALID [2020-07-10 15:03:15,073 INFO L280 TraceCheckUtils]: 35: Hoare triple {4630#true} assume !(8512 == ~s__state~0); {4630#true} is VALID [2020-07-10 15:03:15,073 INFO L280 TraceCheckUtils]: 36: Hoare triple {4630#true} assume !(8528 == ~s__state~0); {4630#true} is VALID [2020-07-10 15:03:15,073 INFO L280 TraceCheckUtils]: 37: Hoare triple {4630#true} assume !(8544 == ~s__state~0); {4630#true} is VALID [2020-07-10 15:03:15,073 INFO L280 TraceCheckUtils]: 38: Hoare triple {4630#true} assume !(8560 == ~s__state~0); {4630#true} is VALID [2020-07-10 15:03:15,074 INFO L280 TraceCheckUtils]: 39: Hoare triple {4630#true} assume !(8576 == ~s__state~0); {4630#true} is VALID [2020-07-10 15:03:15,074 INFO L280 TraceCheckUtils]: 40: Hoare triple {4630#true} assume !(8592 == ~s__state~0); {4630#true} is VALID [2020-07-10 15:03:15,074 INFO L280 TraceCheckUtils]: 41: Hoare triple {4630#true} assume !(8608 == ~s__state~0); {4630#true} is VALID [2020-07-10 15:03:15,074 INFO L280 TraceCheckUtils]: 42: Hoare triple {4630#true} assume !(8640 == ~s__state~0); {4630#true} is VALID [2020-07-10 15:03:15,075 INFO L280 TraceCheckUtils]: 43: Hoare triple {4630#true} assume !(8656 == ~s__state~0); {4630#true} is VALID [2020-07-10 15:03:15,075 INFO L280 TraceCheckUtils]: 44: Hoare triple {4630#true} assume 8672 == ~s__state~0; {4630#true} is VALID [2020-07-10 15:03:15,075 INFO L280 TraceCheckUtils]: 45: Hoare triple {4630#true} assume !(4 == ~blastFlag~0); {4630#true} is VALID [2020-07-10 15:03:15,075 INFO L280 TraceCheckUtils]: 46: Hoare triple {4630#true} assume !(5 == ~blastFlag~0); {4630#true} is VALID [2020-07-10 15:03:15,076 INFO L280 TraceCheckUtils]: 47: Hoare triple {4630#true} assume 0 != ~s__hit~0;~s__state~0 := 8640; {4634#(<= 8640 main_~s__state~0)} is VALID [2020-07-10 15:03:15,077 INFO L280 TraceCheckUtils]: 48: Hoare triple {4634#(<= 8640 main_~s__state~0)} assume !false; {4634#(<= 8640 main_~s__state~0)} is VALID [2020-07-10 15:03:15,078 INFO L280 TraceCheckUtils]: 49: Hoare triple {4634#(<= 8640 main_~s__state~0)} assume ~s__state~0 <= 8512 && ~blastFlag~0 > 2; {4631#false} is VALID [2020-07-10 15:03:15,078 INFO L280 TraceCheckUtils]: 50: Hoare triple {4631#false} assume !false; {4631#false} is VALID [2020-07-10 15:03:15,081 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-07-10 15:03:15,081 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [285437982] [2020-07-10 15:03:15,082 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 15:03:15,082 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-10 15:03:15,082 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [867338427] [2020-07-10 15:03:15,082 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 51 [2020-07-10 15:03:15,083 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 15:03:15,083 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-10 15:03:15,122 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 34 edges. 34 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 15:03:15,122 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-10 15:03:15,122 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 15:03:15,123 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-10 15:03:15,123 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-10 15:03:15,123 INFO L87 Difference]: Start difference. First operand 257 states and 364 transitions. Second operand 3 states. [2020-07-10 15:03:15,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 15:03:15,500 INFO L93 Difference]: Finished difference Result 517 states and 746 transitions. [2020-07-10 15:03:15,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-10 15:03:15,501 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 51 [2020-07-10 15:03:15,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 15:03:15,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-10 15:03:15,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 158 transitions. [2020-07-10 15:03:15,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-10 15:03:15,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 158 transitions. [2020-07-10 15:03:15,510 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 158 transitions. [2020-07-10 15:03:15,652 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 158 edges. 158 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 15:03:15,657 INFO L225 Difference]: With dead ends: 517 [2020-07-10 15:03:15,657 INFO L226 Difference]: Without dead ends: 189 [2020-07-10 15:03:15,659 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-10 15:03:15,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 189 states. [2020-07-10 15:03:15,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 189 to 186. [2020-07-10 15:03:15,746 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 15:03:15,746 INFO L82 GeneralOperation]: Start isEquivalent. First operand 189 states. Second operand 186 states. [2020-07-10 15:03:15,746 INFO L74 IsIncluded]: Start isIncluded. First operand 189 states. Second operand 186 states. [2020-07-10 15:03:15,746 INFO L87 Difference]: Start difference. First operand 189 states. Second operand 186 states. [2020-07-10 15:03:15,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 15:03:15,755 INFO L93 Difference]: Finished difference Result 189 states and 250 transitions. [2020-07-10 15:03:15,755 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 250 transitions. [2020-07-10 15:03:15,755 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 15:03:15,756 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 15:03:15,756 INFO L74 IsIncluded]: Start isIncluded. First operand 186 states. Second operand 189 states. [2020-07-10 15:03:15,756 INFO L87 Difference]: Start difference. First operand 186 states. Second operand 189 states. [2020-07-10 15:03:15,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 15:03:15,761 INFO L93 Difference]: Finished difference Result 189 states and 250 transitions. [2020-07-10 15:03:15,761 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 250 transitions. [2020-07-10 15:03:15,762 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 15:03:15,762 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 15:03:15,762 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 15:03:15,762 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 15:03:15,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 186 states. [2020-07-10 15:03:15,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 245 transitions. [2020-07-10 15:03:15,767 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 245 transitions. Word has length 51 [2020-07-10 15:03:15,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 15:03:15,768 INFO L479 AbstractCegarLoop]: Abstraction has 186 states and 245 transitions. [2020-07-10 15:03:15,768 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-10 15:03:15,768 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 245 transitions. [2020-07-10 15:03:15,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2020-07-10 15:03:15,769 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 15:03:15,769 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 15:03:15,769 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-10 15:03:15,770 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 15:03:15,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 15:03:15,770 INFO L82 PathProgramCache]: Analyzing trace with hash 1939547864, now seen corresponding path program 1 times [2020-07-10 15:03:15,770 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 15:03:15,771 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1539532123] [2020-07-10 15:03:15,771 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 15:03:15,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 15:03:15,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 15:03:15,857 INFO L280 TraceCheckUtils]: 0: Hoare triple {5919#true} assume true; {5919#true} is VALID [2020-07-10 15:03:15,857 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {5919#true} {5919#true} #197#return; {5919#true} is VALID [2020-07-10 15:03:15,857 INFO L263 TraceCheckUtils]: 0: Hoare triple {5919#true} call ULTIMATE.init(); {5919#true} is VALID [2020-07-10 15:03:15,858 INFO L280 TraceCheckUtils]: 1: Hoare triple {5919#true} assume true; {5919#true} is VALID [2020-07-10 15:03:15,858 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {5919#true} {5919#true} #197#return; {5919#true} is VALID [2020-07-10 15:03:15,858 INFO L263 TraceCheckUtils]: 3: Hoare triple {5919#true} call #t~ret5 := main(); {5919#true} is VALID [2020-07-10 15:03:15,858 INFO L280 TraceCheckUtils]: 4: Hoare triple {5919#true} havoc ~s__state~0;assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647;~s__hit~0 := #t~nondet0;havoc #t~nondet0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~s__verify_mode~0 := #t~nondet1;havoc #t~nondet1;assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647;~s__session__peer~0 := #t~nondet2;havoc #t~nondet2;assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647;~s__s3__tmp__new_cipher__algorithms~0 := #t~nondet3;havoc #t~nondet3;havoc ~buf~0;havoc ~cb~0;havoc ~blastFlag~0;havoc ~tmp___1~0;~s__state~0 := 8466;~blastFlag~0 := 0; {5919#true} is VALID [2020-07-10 15:03:15,859 INFO L280 TraceCheckUtils]: 5: Hoare triple {5919#true} assume !false; {5919#true} is VALID [2020-07-10 15:03:15,859 INFO L280 TraceCheckUtils]: 6: Hoare triple {5919#true} assume !(~s__state~0 <= 8512 && ~blastFlag~0 > 2); {5919#true} is VALID [2020-07-10 15:03:15,859 INFO L280 TraceCheckUtils]: 7: Hoare triple {5919#true} assume 8466 == ~s__state~0; {5919#true} is VALID [2020-07-10 15:03:15,859 INFO L280 TraceCheckUtils]: 8: Hoare triple {5919#true} assume 0 == ~blastFlag~0;~blastFlag~0 := 1; {5919#true} is VALID [2020-07-10 15:03:15,860 INFO L280 TraceCheckUtils]: 9: Hoare triple {5919#true} ~s__state~0 := 8496; {5919#true} is VALID [2020-07-10 15:03:15,860 INFO L280 TraceCheckUtils]: 10: Hoare triple {5919#true} assume !false; {5919#true} is VALID [2020-07-10 15:03:15,861 INFO L280 TraceCheckUtils]: 11: Hoare triple {5919#true} assume !(~s__state~0 <= 8512 && ~blastFlag~0 > 2); {5919#true} is VALID [2020-07-10 15:03:15,862 INFO L280 TraceCheckUtils]: 12: Hoare triple {5919#true} assume !(8466 == ~s__state~0); {5919#true} is VALID [2020-07-10 15:03:15,862 INFO L280 TraceCheckUtils]: 13: Hoare triple {5919#true} assume 8496 == ~s__state~0; {5919#true} is VALID [2020-07-10 15:03:15,862 INFO L280 TraceCheckUtils]: 14: Hoare triple {5919#true} assume 1 == ~blastFlag~0;~blastFlag~0 := 2; {5919#true} is VALID [2020-07-10 15:03:15,864 INFO L280 TraceCheckUtils]: 15: Hoare triple {5919#true} assume 0 != ~s__hit~0;~s__state~0 := 8656; {5923#(not (= 0 main_~s__hit~0))} is VALID [2020-07-10 15:03:15,866 INFO L280 TraceCheckUtils]: 16: Hoare triple {5923#(not (= 0 main_~s__hit~0))} assume !false; {5923#(not (= 0 main_~s__hit~0))} is VALID [2020-07-10 15:03:15,866 INFO L280 TraceCheckUtils]: 17: Hoare triple {5923#(not (= 0 main_~s__hit~0))} assume !(~s__state~0 <= 8512 && ~blastFlag~0 > 2); {5923#(not (= 0 main_~s__hit~0))} is VALID [2020-07-10 15:03:15,867 INFO L280 TraceCheckUtils]: 18: Hoare triple {5923#(not (= 0 main_~s__hit~0))} assume !(8466 == ~s__state~0); {5923#(not (= 0 main_~s__hit~0))} is VALID [2020-07-10 15:03:15,868 INFO L280 TraceCheckUtils]: 19: Hoare triple {5923#(not (= 0 main_~s__hit~0))} assume !(8496 == ~s__state~0); {5923#(not (= 0 main_~s__hit~0))} is VALID [2020-07-10 15:03:15,873 INFO L280 TraceCheckUtils]: 20: Hoare triple {5923#(not (= 0 main_~s__hit~0))} assume !(8512 == ~s__state~0); {5923#(not (= 0 main_~s__hit~0))} is VALID [2020-07-10 15:03:15,873 INFO L280 TraceCheckUtils]: 21: Hoare triple {5923#(not (= 0 main_~s__hit~0))} assume !(8528 == ~s__state~0); {5923#(not (= 0 main_~s__hit~0))} is VALID [2020-07-10 15:03:15,874 INFO L280 TraceCheckUtils]: 22: Hoare triple {5923#(not (= 0 main_~s__hit~0))} assume !(8544 == ~s__state~0); {5923#(not (= 0 main_~s__hit~0))} is VALID [2020-07-10 15:03:15,875 INFO L280 TraceCheckUtils]: 23: Hoare triple {5923#(not (= 0 main_~s__hit~0))} assume !(8560 == ~s__state~0); {5923#(not (= 0 main_~s__hit~0))} is VALID [2020-07-10 15:03:15,875 INFO L280 TraceCheckUtils]: 24: Hoare triple {5923#(not (= 0 main_~s__hit~0))} assume !(8576 == ~s__state~0); {5923#(not (= 0 main_~s__hit~0))} is VALID [2020-07-10 15:03:15,876 INFO L280 TraceCheckUtils]: 25: Hoare triple {5923#(not (= 0 main_~s__hit~0))} assume !(8592 == ~s__state~0); {5923#(not (= 0 main_~s__hit~0))} is VALID [2020-07-10 15:03:15,876 INFO L280 TraceCheckUtils]: 26: Hoare triple {5923#(not (= 0 main_~s__hit~0))} assume !(8608 == ~s__state~0); {5923#(not (= 0 main_~s__hit~0))} is VALID [2020-07-10 15:03:15,877 INFO L280 TraceCheckUtils]: 27: Hoare triple {5923#(not (= 0 main_~s__hit~0))} assume !(8640 == ~s__state~0); {5923#(not (= 0 main_~s__hit~0))} is VALID [2020-07-10 15:03:15,877 INFO L280 TraceCheckUtils]: 28: Hoare triple {5923#(not (= 0 main_~s__hit~0))} assume 8656 == ~s__state~0; {5923#(not (= 0 main_~s__hit~0))} is VALID [2020-07-10 15:03:15,878 INFO L280 TraceCheckUtils]: 29: Hoare triple {5923#(not (= 0 main_~s__hit~0))} assume 2 == ~blastFlag~0;~blastFlag~0 := 3; {5923#(not (= 0 main_~s__hit~0))} is VALID [2020-07-10 15:03:15,885 INFO L280 TraceCheckUtils]: 30: Hoare triple {5923#(not (= 0 main_~s__hit~0))} ~s__state~0 := 8672; {5923#(not (= 0 main_~s__hit~0))} is VALID [2020-07-10 15:03:15,885 INFO L280 TraceCheckUtils]: 31: Hoare triple {5923#(not (= 0 main_~s__hit~0))} assume !false; {5923#(not (= 0 main_~s__hit~0))} is VALID [2020-07-10 15:03:15,886 INFO L280 TraceCheckUtils]: 32: Hoare triple {5923#(not (= 0 main_~s__hit~0))} assume !(~s__state~0 <= 8512 && ~blastFlag~0 > 2); {5923#(not (= 0 main_~s__hit~0))} is VALID [2020-07-10 15:03:15,887 INFO L280 TraceCheckUtils]: 33: Hoare triple {5923#(not (= 0 main_~s__hit~0))} assume !(8466 == ~s__state~0); {5923#(not (= 0 main_~s__hit~0))} is VALID [2020-07-10 15:03:15,887 INFO L280 TraceCheckUtils]: 34: Hoare triple {5923#(not (= 0 main_~s__hit~0))} assume !(8496 == ~s__state~0); {5923#(not (= 0 main_~s__hit~0))} is VALID [2020-07-10 15:03:15,889 INFO L280 TraceCheckUtils]: 35: Hoare triple {5923#(not (= 0 main_~s__hit~0))} assume !(8512 == ~s__state~0); {5923#(not (= 0 main_~s__hit~0))} is VALID [2020-07-10 15:03:15,889 INFO L280 TraceCheckUtils]: 36: Hoare triple {5923#(not (= 0 main_~s__hit~0))} assume !(8528 == ~s__state~0); {5923#(not (= 0 main_~s__hit~0))} is VALID [2020-07-10 15:03:15,890 INFO L280 TraceCheckUtils]: 37: Hoare triple {5923#(not (= 0 main_~s__hit~0))} assume !(8544 == ~s__state~0); {5923#(not (= 0 main_~s__hit~0))} is VALID [2020-07-10 15:03:15,891 INFO L280 TraceCheckUtils]: 38: Hoare triple {5923#(not (= 0 main_~s__hit~0))} assume !(8560 == ~s__state~0); {5923#(not (= 0 main_~s__hit~0))} is VALID [2020-07-10 15:03:15,892 INFO L280 TraceCheckUtils]: 39: Hoare triple {5923#(not (= 0 main_~s__hit~0))} assume !(8576 == ~s__state~0); {5923#(not (= 0 main_~s__hit~0))} is VALID [2020-07-10 15:03:15,893 INFO L280 TraceCheckUtils]: 40: Hoare triple {5923#(not (= 0 main_~s__hit~0))} assume !(8592 == ~s__state~0); {5923#(not (= 0 main_~s__hit~0))} is VALID [2020-07-10 15:03:15,894 INFO L280 TraceCheckUtils]: 41: Hoare triple {5923#(not (= 0 main_~s__hit~0))} assume !(8608 == ~s__state~0); {5923#(not (= 0 main_~s__hit~0))} is VALID [2020-07-10 15:03:15,894 INFO L280 TraceCheckUtils]: 42: Hoare triple {5923#(not (= 0 main_~s__hit~0))} assume !(8640 == ~s__state~0); {5923#(not (= 0 main_~s__hit~0))} is VALID [2020-07-10 15:03:15,895 INFO L280 TraceCheckUtils]: 43: Hoare triple {5923#(not (= 0 main_~s__hit~0))} assume !(8656 == ~s__state~0); {5923#(not (= 0 main_~s__hit~0))} is VALID [2020-07-10 15:03:15,896 INFO L280 TraceCheckUtils]: 44: Hoare triple {5923#(not (= 0 main_~s__hit~0))} assume 8672 == ~s__state~0; {5923#(not (= 0 main_~s__hit~0))} is VALID [2020-07-10 15:03:15,896 INFO L280 TraceCheckUtils]: 45: Hoare triple {5923#(not (= 0 main_~s__hit~0))} assume !(4 == ~blastFlag~0); {5923#(not (= 0 main_~s__hit~0))} is VALID [2020-07-10 15:03:15,897 INFO L280 TraceCheckUtils]: 46: Hoare triple {5923#(not (= 0 main_~s__hit~0))} assume !(5 == ~blastFlag~0); {5923#(not (= 0 main_~s__hit~0))} is VALID [2020-07-10 15:03:15,898 INFO L280 TraceCheckUtils]: 47: Hoare triple {5923#(not (= 0 main_~s__hit~0))} assume 0 != ~s__hit~0;~s__state~0 := 8640; {5923#(not (= 0 main_~s__hit~0))} is VALID [2020-07-10 15:03:15,898 INFO L280 TraceCheckUtils]: 48: Hoare triple {5923#(not (= 0 main_~s__hit~0))} assume !false; {5923#(not (= 0 main_~s__hit~0))} is VALID [2020-07-10 15:03:15,899 INFO L280 TraceCheckUtils]: 49: Hoare triple {5923#(not (= 0 main_~s__hit~0))} assume !(~s__state~0 <= 8512 && ~blastFlag~0 > 2); {5923#(not (= 0 main_~s__hit~0))} is VALID [2020-07-10 15:03:15,899 INFO L280 TraceCheckUtils]: 50: Hoare triple {5923#(not (= 0 main_~s__hit~0))} assume !(8466 == ~s__state~0); {5923#(not (= 0 main_~s__hit~0))} is VALID [2020-07-10 15:03:15,900 INFO L280 TraceCheckUtils]: 51: Hoare triple {5923#(not (= 0 main_~s__hit~0))} assume !(8496 == ~s__state~0); {5923#(not (= 0 main_~s__hit~0))} is VALID [2020-07-10 15:03:15,900 INFO L280 TraceCheckUtils]: 52: Hoare triple {5923#(not (= 0 main_~s__hit~0))} assume !(8512 == ~s__state~0); {5923#(not (= 0 main_~s__hit~0))} is VALID [2020-07-10 15:03:15,901 INFO L280 TraceCheckUtils]: 53: Hoare triple {5923#(not (= 0 main_~s__hit~0))} assume !(8528 == ~s__state~0); {5923#(not (= 0 main_~s__hit~0))} is VALID [2020-07-10 15:03:15,902 INFO L280 TraceCheckUtils]: 54: Hoare triple {5923#(not (= 0 main_~s__hit~0))} assume !(8544 == ~s__state~0); {5923#(not (= 0 main_~s__hit~0))} is VALID [2020-07-10 15:03:15,903 INFO L280 TraceCheckUtils]: 55: Hoare triple {5923#(not (= 0 main_~s__hit~0))} assume !(8560 == ~s__state~0); {5923#(not (= 0 main_~s__hit~0))} is VALID [2020-07-10 15:03:15,903 INFO L280 TraceCheckUtils]: 56: Hoare triple {5923#(not (= 0 main_~s__hit~0))} assume !(8576 == ~s__state~0); {5923#(not (= 0 main_~s__hit~0))} is VALID [2020-07-10 15:03:15,904 INFO L280 TraceCheckUtils]: 57: Hoare triple {5923#(not (= 0 main_~s__hit~0))} assume !(8592 == ~s__state~0); {5923#(not (= 0 main_~s__hit~0))} is VALID [2020-07-10 15:03:15,904 INFO L280 TraceCheckUtils]: 58: Hoare triple {5923#(not (= 0 main_~s__hit~0))} assume !(8608 == ~s__state~0); {5923#(not (= 0 main_~s__hit~0))} is VALID [2020-07-10 15:03:15,906 INFO L280 TraceCheckUtils]: 59: Hoare triple {5923#(not (= 0 main_~s__hit~0))} assume 8640 == ~s__state~0; {5923#(not (= 0 main_~s__hit~0))} is VALID [2020-07-10 15:03:15,906 INFO L280 TraceCheckUtils]: 60: Hoare triple {5923#(not (= 0 main_~s__hit~0))} assume 3 == ~blastFlag~0;~blastFlag~0 := 4; {5923#(not (= 0 main_~s__hit~0))} is VALID [2020-07-10 15:03:15,907 INFO L280 TraceCheckUtils]: 61: Hoare triple {5923#(not (= 0 main_~s__hit~0))} assume !(0 != ~s__hit~0);~s__state~0 := 8656; {5920#false} is VALID [2020-07-10 15:03:15,907 INFO L280 TraceCheckUtils]: 62: Hoare triple {5920#false} assume !false; {5920#false} is VALID [2020-07-10 15:03:15,908 INFO L280 TraceCheckUtils]: 63: Hoare triple {5920#false} assume !(~s__state~0 <= 8512 && ~blastFlag~0 > 2); {5920#false} is VALID [2020-07-10 15:03:15,908 INFO L280 TraceCheckUtils]: 64: Hoare triple {5920#false} assume !(8466 == ~s__state~0); {5920#false} is VALID [2020-07-10 15:03:15,908 INFO L280 TraceCheckUtils]: 65: Hoare triple {5920#false} assume !(8496 == ~s__state~0); {5920#false} is VALID [2020-07-10 15:03:15,908 INFO L280 TraceCheckUtils]: 66: Hoare triple {5920#false} assume !(8512 == ~s__state~0); {5920#false} is VALID [2020-07-10 15:03:15,908 INFO L280 TraceCheckUtils]: 67: Hoare triple {5920#false} assume !(8528 == ~s__state~0); {5920#false} is VALID [2020-07-10 15:03:15,909 INFO L280 TraceCheckUtils]: 68: Hoare triple {5920#false} assume !(8544 == ~s__state~0); {5920#false} is VALID [2020-07-10 15:03:15,909 INFO L280 TraceCheckUtils]: 69: Hoare triple {5920#false} assume !(8560 == ~s__state~0); {5920#false} is VALID [2020-07-10 15:03:15,909 INFO L280 TraceCheckUtils]: 70: Hoare triple {5920#false} assume !(8576 == ~s__state~0); {5920#false} is VALID [2020-07-10 15:03:15,909 INFO L280 TraceCheckUtils]: 71: Hoare triple {5920#false} assume !(8592 == ~s__state~0); {5920#false} is VALID [2020-07-10 15:03:15,910 INFO L280 TraceCheckUtils]: 72: Hoare triple {5920#false} assume !(8608 == ~s__state~0); {5920#false} is VALID [2020-07-10 15:03:15,910 INFO L280 TraceCheckUtils]: 73: Hoare triple {5920#false} assume !(8640 == ~s__state~0); {5920#false} is VALID [2020-07-10 15:03:15,910 INFO L280 TraceCheckUtils]: 74: Hoare triple {5920#false} assume !(8656 == ~s__state~0); {5920#false} is VALID [2020-07-10 15:03:15,910 INFO L280 TraceCheckUtils]: 75: Hoare triple {5920#false} assume 8672 == ~s__state~0; {5920#false} is VALID [2020-07-10 15:03:15,910 INFO L280 TraceCheckUtils]: 76: Hoare triple {5920#false} assume !(4 == ~blastFlag~0); {5920#false} is VALID [2020-07-10 15:03:15,911 INFO L280 TraceCheckUtils]: 77: Hoare triple {5920#false} assume 5 == ~blastFlag~0; {5920#false} is VALID [2020-07-10 15:03:15,911 INFO L280 TraceCheckUtils]: 78: Hoare triple {5920#false} assume !false; {5920#false} is VALID [2020-07-10 15:03:15,923 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-07-10 15:03:15,923 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1539532123] [2020-07-10 15:03:15,924 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 15:03:15,924 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-10 15:03:15,924 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1493534198] [2020-07-10 15:03:15,925 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 79 [2020-07-10 15:03:15,925 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 15:03:15,925 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-10 15:03:15,977 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 54 edges. 54 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 15:03:15,977 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-10 15:03:15,978 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 15:03:15,978 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-10 15:03:15,978 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-10 15:03:15,978 INFO L87 Difference]: Start difference. First operand 186 states and 245 transitions. Second operand 3 states. [2020-07-10 15:03:16,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 15:03:16,168 INFO L93 Difference]: Finished difference Result 305 states and 376 transitions. [2020-07-10 15:03:16,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-10 15:03:16,168 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 79 [2020-07-10 15:03:16,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 15:03:16,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-10 15:03:16,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 117 transitions. [2020-07-10 15:03:16,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-10 15:03:16,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 117 transitions. [2020-07-10 15:03:16,172 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 117 transitions. [2020-07-10 15:03:16,276 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 117 edges. 117 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 15:03:16,276 INFO L225 Difference]: With dead ends: 305 [2020-07-10 15:03:16,276 INFO L226 Difference]: Without dead ends: 0 [2020-07-10 15:03:16,278 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-10 15:03:16,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-10 15:03:16,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-10 15:03:16,278 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 15:03:16,278 INFO L82 GeneralOperation]: Start isEquivalent. First operand 0 states. Second operand 0 states. [2020-07-10 15:03:16,279 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-10 15:03:16,279 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-10 15:03:16,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 15:03:16,279 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-10 15:03:16,279 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-10 15:03:16,280 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 15:03:16,280 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 15:03:16,280 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-10 15:03:16,280 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-10 15:03:16,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 15:03:16,280 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-10 15:03:16,281 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-10 15:03:16,281 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 15:03:16,281 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 15:03:16,281 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 15:03:16,281 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 15:03:16,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-10 15:03:16,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-10 15:03:16,282 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 79 [2020-07-10 15:03:16,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 15:03:16,282 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-10 15:03:16,282 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-10 15:03:16,282 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-10 15:03:16,283 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 15:03:16,283 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-07-10 15:03:16,285 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-10 15:03:16,534 INFO L271 CegarLoopResult]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2020-07-10 15:03:16,534 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-10 15:03:16,534 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-10 15:03:16,534 INFO L271 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-07-10 15:03:16,534 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-10 15:03:16,535 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-10 15:03:16,535 INFO L268 CegarLoopResult]: For program point L60(lines 60 189) no Hoare annotation was computed. [2020-07-10 15:03:16,535 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 8 217) no Hoare annotation was computed. [2020-07-10 15:03:16,535 INFO L268 CegarLoopResult]: For program point L151-1(lines 74 183) no Hoare annotation was computed. [2020-07-10 15:03:16,535 INFO L268 CegarLoopResult]: For program point L52(lines 52 193) no Hoare annotation was computed. [2020-07-10 15:03:16,535 INFO L268 CegarLoopResult]: For program point L85-1(lines 74 183) no Hoare annotation was computed. [2020-07-10 15:03:16,535 INFO L264 CegarLoopResult]: At program point L176(lines 22 211) the Hoare annotation is: (let ((.cse0 (<= main_~blastFlag~0 3))) (or (and (<= 8656 main_~s__state~0) .cse0) (and (not (= 0 main_~s__hit~0)) .cse0 (<= 8640 main_~s__state~0)) (<= main_~blastFlag~0 2))) [2020-07-10 15:03:16,536 INFO L268 CegarLoopResult]: For program point L44(lines 44 197) no Hoare annotation was computed. [2020-07-10 15:03:16,536 INFO L268 CegarLoopResult]: For program point L135(lines 135 139) no Hoare annotation was computed. [2020-07-10 15:03:16,536 INFO L264 CegarLoopResult]: At program point L69(lines 68 185) the Hoare annotation is: (and (<= 8656 main_~s__state~0) (<= main_~blastFlag~0 3)) [2020-07-10 15:03:16,536 INFO L268 CegarLoopResult]: For program point L36(lines 36 201) no Hoare annotation was computed. [2020-07-10 15:03:16,536 INFO L264 CegarLoopResult]: At program point L61(lines 60 189) the Hoare annotation is: (<= main_~blastFlag~0 2) [2020-07-10 15:03:16,536 INFO L264 CegarLoopResult]: At program point L53(lines 52 193) the Hoare annotation is: (<= main_~blastFlag~0 2) [2020-07-10 15:03:16,537 INFO L264 CegarLoopResult]: At program point L45(lines 44 197) the Hoare annotation is: (<= main_~blastFlag~0 2) [2020-07-10 15:03:16,537 INFO L268 CegarLoopResult]: For program point L78-1(lines 78 80) no Hoare annotation was computed. [2020-07-10 15:03:16,537 INFO L268 CegarLoopResult]: For program point L169-1(lines 74 183) no Hoare annotation was computed. [2020-07-10 15:03:16,537 INFO L264 CegarLoopResult]: At program point L37(lines 36 201) the Hoare annotation is: (<= main_~blastFlag~0 2) [2020-07-10 15:03:16,537 INFO L268 CegarLoopResult]: For program point L29(lines 29 204) no Hoare annotation was computed. [2020-07-10 15:03:16,537 INFO L264 CegarLoopResult]: At program point L120(lines 113 122) the Hoare annotation is: (<= main_~blastFlag~0 2) [2020-07-10 15:03:16,537 INFO L264 CegarLoopResult]: At program point L112(lines 105 123) the Hoare annotation is: (<= main_~blastFlag~0 2) [2020-07-10 15:03:16,538 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 8 217) no Hoare annotation was computed. [2020-07-10 15:03:16,538 INFO L268 CegarLoopResult]: For program point L162-1(lines 162 164) no Hoare annotation was computed. [2020-07-10 15:03:16,538 INFO L268 CegarLoopResult]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 215) no Hoare annotation was computed. [2020-07-10 15:03:16,538 INFO L264 CegarLoopResult]: At program point L30(lines 29 204) the Hoare annotation is: (<= main_~blastFlag~0 2) [2020-07-10 15:03:16,538 INFO L271 CegarLoopResult]: At program point mainENTRY(lines 8 217) the Hoare annotation is: true [2020-07-10 15:03:16,538 INFO L268 CegarLoopResult]: For program point L105(lines 105 123) no Hoare annotation was computed. [2020-07-10 15:03:16,538 INFO L268 CegarLoopResult]: For program point L72(lines 72 183) no Hoare annotation was computed. [2020-07-10 15:03:16,539 INFO L268 CegarLoopResult]: For program point L64(lines 64 187) no Hoare annotation was computed. [2020-07-10 15:03:16,539 INFO L268 CegarLoopResult]: For program point L56(lines 56 191) no Hoare annotation was computed. [2020-07-10 15:03:16,539 INFO L268 CegarLoopResult]: For program point L23(line 23) no Hoare annotation was computed. [2020-07-10 15:03:16,539 INFO L271 CegarLoopResult]: At program point L213(lines 8 217) the Hoare annotation is: true [2020-07-10 15:03:16,539 INFO L268 CegarLoopResult]: For program point L114(lines 114 118) no Hoare annotation was computed. [2020-07-10 15:03:16,539 INFO L268 CegarLoopResult]: For program point L48(lines 48 195) no Hoare annotation was computed. [2020-07-10 15:03:16,540 INFO L268 CegarLoopResult]: For program point L172(lines 172 174) no Hoare annotation was computed. [2020-07-10 15:03:16,540 INFO L268 CegarLoopResult]: For program point L106(lines 106 110) no Hoare annotation was computed. [2020-07-10 15:03:16,540 INFO L264 CegarLoopResult]: At program point L73(lines 72 183) the Hoare annotation is: (and (<= 8656 main_~s__state~0) (<= main_~blastFlag~0 3)) [2020-07-10 15:03:16,540 INFO L268 CegarLoopResult]: For program point L40(lines 40 199) no Hoare annotation was computed. [2020-07-10 15:03:16,540 INFO L264 CegarLoopResult]: At program point L65(lines 64 187) the Hoare annotation is: (let ((.cse0 (<= 8640 main_~s__state~0))) (or (and (<= main_~blastFlag~0 2) .cse0) (and (not (= 0 main_~s__hit~0)) (<= main_~blastFlag~0 3) .cse0))) [2020-07-10 15:03:16,540 INFO L268 CegarLoopResult]: For program point L32(lines 32 203) no Hoare annotation was computed. [2020-07-10 15:03:16,541 INFO L264 CegarLoopResult]: At program point L57(lines 56 191) the Hoare annotation is: (<= main_~blastFlag~0 2) [2020-07-10 15:03:16,541 INFO L264 CegarLoopResult]: At program point L49(lines 48 195) the Hoare annotation is: (<= main_~blastFlag~0 2) [2020-07-10 15:03:16,541 INFO L264 CegarLoopResult]: At program point L173(lines 8 217) the Hoare annotation is: false [2020-07-10 15:03:16,541 INFO L264 CegarLoopResult]: At program point L41(lines 40 199) the Hoare annotation is: (<= main_~blastFlag~0 2) [2020-07-10 15:03:16,541 INFO L264 CegarLoopResult]: At program point L33(lines 32 203) the Hoare annotation is: (<= main_~blastFlag~0 2) [2020-07-10 15:03:16,541 INFO L268 CegarLoopResult]: For program point L68(lines 68 185) no Hoare annotation was computed. [2020-07-10 15:03:16,547 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-10 15:03:16,549 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-10 15:03:16,549 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-10 15:03:16,549 WARN L170 areAnnotationChecker]: L23 has no Hoare annotation [2020-07-10 15:03:16,549 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-10 15:03:16,550 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-10 15:03:16,550 WARN L170 areAnnotationChecker]: L23 has no Hoare annotation [2020-07-10 15:03:16,550 WARN L170 areAnnotationChecker]: L23 has no Hoare annotation [2020-07-10 15:03:16,550 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-10 15:03:16,550 WARN L170 areAnnotationChecker]: mainErr0ASSERT_VIOLATIONERROR_FUNCTION has no Hoare annotation [2020-07-10 15:03:16,550 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-10 15:03:16,550 WARN L170 areAnnotationChecker]: L29 has no Hoare annotation [2020-07-10 15:03:16,550 WARN L170 areAnnotationChecker]: L29 has no Hoare annotation [2020-07-10 15:03:16,551 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-10 15:03:16,551 WARN L170 areAnnotationChecker]: L78-1 has no Hoare annotation [2020-07-10 15:03:16,551 WARN L170 areAnnotationChecker]: L78-1 has no Hoare annotation [2020-07-10 15:03:16,551 WARN L170 areAnnotationChecker]: L32 has no Hoare annotation [2020-07-10 15:03:16,551 WARN L170 areAnnotationChecker]: L32 has no Hoare annotation [2020-07-10 15:03:16,551 WARN L170 areAnnotationChecker]: L78-1 has no Hoare annotation [2020-07-10 15:03:16,551 WARN L170 areAnnotationChecker]: L85-1 has no Hoare annotation [2020-07-10 15:03:16,551 WARN L170 areAnnotationChecker]: L85-1 has no Hoare annotation [2020-07-10 15:03:16,551 WARN L170 areAnnotationChecker]: L36 has no Hoare annotation [2020-07-10 15:03:16,552 WARN L170 areAnnotationChecker]: L36 has no Hoare annotation [2020-07-10 15:03:16,552 WARN L170 areAnnotationChecker]: L85-1 has no Hoare annotation [2020-07-10 15:03:16,552 WARN L170 areAnnotationChecker]: L85-1 has no Hoare annotation [2020-07-10 15:03:16,553 WARN L170 areAnnotationChecker]: L40 has no Hoare annotation [2020-07-10 15:03:16,553 WARN L170 areAnnotationChecker]: L40 has no Hoare annotation [2020-07-10 15:03:16,554 WARN L170 areAnnotationChecker]: L44 has no Hoare annotation [2020-07-10 15:03:16,554 WARN L170 areAnnotationChecker]: L44 has no Hoare annotation [2020-07-10 15:03:16,554 WARN L170 areAnnotationChecker]: L105 has no Hoare annotation [2020-07-10 15:03:16,555 WARN L170 areAnnotationChecker]: L48 has no Hoare annotation [2020-07-10 15:03:16,555 WARN L170 areAnnotationChecker]: L48 has no Hoare annotation [2020-07-10 15:03:16,555 WARN L170 areAnnotationChecker]: L105 has no Hoare annotation [2020-07-10 15:03:16,555 WARN L170 areAnnotationChecker]: L105 has no Hoare annotation [2020-07-10 15:03:16,556 WARN L170 areAnnotationChecker]: L52 has no Hoare annotation [2020-07-10 15:03:16,556 WARN L170 areAnnotationChecker]: L52 has no Hoare annotation [2020-07-10 15:03:16,556 WARN L170 areAnnotationChecker]: L106 has no Hoare annotation [2020-07-10 15:03:16,556 WARN L170 areAnnotationChecker]: L106 has no Hoare annotation [2020-07-10 15:03:16,556 WARN L170 areAnnotationChecker]: L114 has no Hoare annotation [2020-07-10 15:03:16,557 WARN L170 areAnnotationChecker]: L135 has no Hoare annotation [2020-07-10 15:03:16,557 WARN L170 areAnnotationChecker]: L56 has no Hoare annotation [2020-07-10 15:03:16,557 WARN L170 areAnnotationChecker]: L56 has no Hoare annotation [2020-07-10 15:03:16,557 WARN L170 areAnnotationChecker]: L114 has no Hoare annotation [2020-07-10 15:03:16,557 WARN L170 areAnnotationChecker]: L114 has no Hoare annotation [2020-07-10 15:03:16,558 WARN L170 areAnnotationChecker]: L135 has no Hoare annotation [2020-07-10 15:03:16,558 WARN L170 areAnnotationChecker]: L135 has no Hoare annotation [2020-07-10 15:03:16,559 WARN L170 areAnnotationChecker]: L60 has no Hoare annotation [2020-07-10 15:03:16,559 WARN L170 areAnnotationChecker]: L60 has no Hoare annotation [2020-07-10 15:03:16,559 WARN L170 areAnnotationChecker]: L64 has no Hoare annotation [2020-07-10 15:03:16,559 WARN L170 areAnnotationChecker]: L64 has no Hoare annotation [2020-07-10 15:03:16,560 WARN L170 areAnnotationChecker]: L151-1 has no Hoare annotation [2020-07-10 15:03:16,560 WARN L170 areAnnotationChecker]: L151-1 has no Hoare annotation [2020-07-10 15:03:16,560 WARN L170 areAnnotationChecker]: L68 has no Hoare annotation [2020-07-10 15:03:16,560 WARN L170 areAnnotationChecker]: L68 has no Hoare annotation [2020-07-10 15:03:16,560 WARN L170 areAnnotationChecker]: L151-1 has no Hoare annotation [2020-07-10 15:03:16,560 WARN L170 areAnnotationChecker]: L151-1 has no Hoare annotation [2020-07-10 15:03:16,560 WARN L170 areAnnotationChecker]: L162-1 has no Hoare annotation [2020-07-10 15:03:16,560 WARN L170 areAnnotationChecker]: L162-1 has no Hoare annotation [2020-07-10 15:03:16,561 WARN L170 areAnnotationChecker]: L72 has no Hoare annotation [2020-07-10 15:03:16,561 WARN L170 areAnnotationChecker]: L72 has no Hoare annotation [2020-07-10 15:03:16,561 WARN L170 areAnnotationChecker]: L162-1 has no Hoare annotation [2020-07-10 15:03:16,561 WARN L170 areAnnotationChecker]: L169-1 has no Hoare annotation [2020-07-10 15:03:16,561 WARN L170 areAnnotationChecker]: L172 has no Hoare annotation [2020-07-10 15:03:16,561 WARN L170 areAnnotationChecker]: L169-1 has no Hoare annotation [2020-07-10 15:03:16,561 WARN L170 areAnnotationChecker]: L169-1 has no Hoare annotation [2020-07-10 15:03:16,561 WARN L170 areAnnotationChecker]: L172 has no Hoare annotation [2020-07-10 15:03:16,561 WARN L170 areAnnotationChecker]: L172 has no Hoare annotation [2020-07-10 15:03:16,561 INFO L163 areAnnotationChecker]: CFG has 13 edges. 13 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-10 15:03:16,577 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.07 03:03:16 BoogieIcfgContainer [2020-07-10 15:03:16,577 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-10 15:03:16,581 INFO L168 Benchmark]: Toolchain (without parser) took 6598.37 ms. Allocated memory was 137.9 MB in the beginning and 308.8 MB in the end (delta: 170.9 MB). Free memory was 102.7 MB in the beginning and 236.5 MB in the end (delta: -133.8 MB). Peak memory consumption was 37.1 MB. Max. memory is 7.1 GB. [2020-07-10 15:03:16,581 INFO L168 Benchmark]: CDTParser took 1.42 ms. Allocated memory is still 137.9 MB. Free memory is still 120.6 MB. There was no memory consumed. Max. memory is 7.1 GB. [2020-07-10 15:03:16,582 INFO L168 Benchmark]: CACSL2BoogieTranslator took 312.94 ms. Allocated memory is still 137.9 MB. Free memory was 102.7 MB in the beginning and 91.1 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 7.1 GB. [2020-07-10 15:03:16,583 INFO L168 Benchmark]: Boogie Preprocessor took 120.65 ms. Allocated memory was 137.9 MB in the beginning and 202.4 MB in the end (delta: 64.5 MB). Free memory was 91.1 MB in the beginning and 179.9 MB in the end (delta: -88.8 MB). Peak memory consumption was 14.0 MB. Max. memory is 7.1 GB. [2020-07-10 15:03:16,584 INFO L168 Benchmark]: RCFGBuilder took 557.10 ms. Allocated memory is still 202.4 MB. Free memory was 179.9 MB in the beginning and 151.1 MB in the end (delta: 28.8 MB). Peak memory consumption was 28.8 MB. Max. memory is 7.1 GB. [2020-07-10 15:03:16,585 INFO L168 Benchmark]: TraceAbstraction took 5602.11 ms. Allocated memory was 202.4 MB in the beginning and 308.8 MB in the end (delta: 106.4 MB). Free memory was 150.1 MB in the beginning and 236.5 MB in the end (delta: -86.4 MB). Peak memory consumption was 20.0 MB. Max. memory is 7.1 GB. [2020-07-10 15:03:16,588 INFO L336 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 1.42 ms. Allocated memory is still 137.9 MB. Free memory is still 120.6 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 312.94 ms. Allocated memory is still 137.9 MB. Free memory was 102.7 MB in the beginning and 91.1 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 120.65 ms. Allocated memory was 137.9 MB in the beginning and 202.4 MB in the end (delta: 64.5 MB). Free memory was 91.1 MB in the beginning and 179.9 MB in the end (delta: -88.8 MB). Peak memory consumption was 14.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 557.10 ms. Allocated memory is still 202.4 MB. Free memory was 179.9 MB in the beginning and 151.1 MB in the end (delta: 28.8 MB). Peak memory consumption was 28.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 5602.11 ms. Allocated memory was 202.4 MB in the beginning and 308.8 MB in the end (delta: 106.4 MB). Free memory was 150.1 MB in the beginning and 236.5 MB in the end (delta: -86.4 MB). Peak memory consumption was 20.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 215]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 32]: Loop Invariant Derived loop invariant: blastFlag <= 2 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: (blastFlag <= 2 && 8640 <= s__state) || ((!(0 == s__hit) && blastFlag <= 3) && 8640 <= s__state) - InvariantResult [Line: 8]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 44]: Loop Invariant Derived loop invariant: blastFlag <= 2 - InvariantResult [Line: 113]: Loop Invariant Derived loop invariant: blastFlag <= 2 - InvariantResult [Line: 56]: Loop Invariant Derived loop invariant: blastFlag <= 2 - InvariantResult [Line: 36]: Loop Invariant Derived loop invariant: blastFlag <= 2 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 8656 <= s__state && blastFlag <= 3 - InvariantResult [Line: 105]: Loop Invariant Derived loop invariant: blastFlag <= 2 - InvariantResult [Line: 22]: Loop Invariant Derived loop invariant: ((8656 <= s__state && blastFlag <= 3) || ((!(0 == s__hit) && blastFlag <= 3) && 8640 <= s__state)) || blastFlag <= 2 - InvariantResult [Line: 48]: Loop Invariant Derived loop invariant: blastFlag <= 2 - InvariantResult [Line: 60]: Loop Invariant Derived loop invariant: blastFlag <= 2 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: blastFlag <= 2 - InvariantResult [Line: 40]: Loop Invariant Derived loop invariant: blastFlag <= 2 - InvariantResult [Line: 72]: Loop Invariant Derived loop invariant: 8656 <= s__state && blastFlag <= 3 - InvariantResult [Line: 8]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: blastFlag <= 2 - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 50 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 5.2s, OverallIterations: 7, TraceHistogramMax: 6, AutomataDifference: 3.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 460 SDtfs, 252 SDslu, 319 SDs, 0 SdLazy, 194 SolverSat, 53 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=257occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 7 MinimizatonAttempts, 13 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 21 LocationsWithAnnotation, 21 PreInvPairs, 87 NumberOfFragments, 94 HoareAnnotationTreeSize, 21 FomulaSimplifications, 622 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 21 FomulaSimplificationsInter, 60 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 237 NumberOfCodeBlocks, 237 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 230 ConstructedInterpolants, 0 QuantifiedInterpolants, 24476 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 193/193 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...