/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 0.1.25-267fbe0 [2020-07-17 22:25:20,894 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-17 22:25:20,897 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-17 22:25:20,917 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-17 22:25:20,917 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-17 22:25:20,918 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-17 22:25:20,919 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-17 22:25:20,927 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-17 22:25:20,929 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-17 22:25:20,930 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-17 22:25:20,931 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-17 22:25:20,932 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-17 22:25:20,932 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-17 22:25:20,933 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-17 22:25:20,934 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-17 22:25:20,935 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-17 22:25:20,937 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-17 22:25:20,938 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-17 22:25:20,940 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-17 22:25:20,942 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-17 22:25:20,943 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-17 22:25:20,944 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-17 22:25:20,945 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-17 22:25:20,946 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-17 22:25:20,950 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-17 22:25:20,958 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-17 22:25:20,959 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-17 22:25:20,959 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-17 22:25:20,960 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 [2020-07-17 22:25:20,975 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-17 22:25:20,975 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-17 22:25:20,976 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-17 22:25:20,977 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-17 22:25:20,977 INFO L138 SettingsManager]: * Use SBE=true [2020-07-17 22:25:20,977 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-17 22:25:20,977 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-17 22:25:20,977 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-17 22:25:20,978 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-17 22:25:20,978 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-17 22:25:20,978 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-17 22:25:20,978 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-17 22:25:20,978 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-17 22:25:20,978 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-17 22:25:20,979 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-17 22:25:20,979 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-17 22:25:20,979 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-17 22:25:20,979 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-17 22:25:20,979 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-17 22:25:20,980 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-17 22:25:20,980 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-17 22:25:20,980 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 22:25:20,980 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-17 22:25:20,981 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-17 22:25:20,981 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-17 22:25:20,981 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-17 22:25:20,981 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-17 22:25:20,981 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-17 22:25:20,982 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-17 22:25:20,982 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-17 22:25:21,291 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-17 22:25:21,311 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-17 22:25:21,315 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-17 22:25:21,317 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-17 22:25:21,317 INFO L275 PluginConnector]: CDTParser initialized [2020-07-17 22:25:21,319 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ssh-simplified/s3_srvr_1a.cil.c [2020-07-17 22:25:21,392 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37dfda3f8/d60862fdd51f464eb4205124083d2e2a/FLAGad760ddf7 [2020-07-17 22:25:21,876 INFO L306 CDTParser]: Found 1 translation units. [2020-07-17 22:25:21,876 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ssh-simplified/s3_srvr_1a.cil.c [2020-07-17 22:25:21,884 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37dfda3f8/d60862fdd51f464eb4205124083d2e2a/FLAGad760ddf7 [2020-07-17 22:25:22,261 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37dfda3f8/d60862fdd51f464eb4205124083d2e2a [2020-07-17 22:25:22,272 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-17 22:25:22,276 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-17 22:25:22,277 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-17 22:25:22,277 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-17 22:25:22,280 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-17 22:25:22,282 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 10:25:22" (1/1) ... [2020-07-17 22:25:22,285 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e0b6f91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:25:22, skipping insertion in model container [2020-07-17 22:25:22,285 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 10:25:22" (1/1) ... [2020-07-17 22:25:22,293 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-17 22:25:22,325 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-17 22:25:22,570 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 22:25:22,575 INFO L203 MainTranslator]: Completed pre-run [2020-07-17 22:25:22,607 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 22:25:22,622 INFO L208 MainTranslator]: Completed translation [2020-07-17 22:25:22,622 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:25:22 WrapperNode [2020-07-17 22:25:22,622 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-17 22:25:22,623 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-17 22:25:22,623 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-17 22:25:22,623 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-17 22:25:22,721 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:25:22" (1/1) ... [2020-07-17 22:25:22,721 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:25:22" (1/1) ... [2020-07-17 22:25:22,727 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:25:22" (1/1) ... [2020-07-17 22:25:22,728 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:25:22" (1/1) ... [2020-07-17 22:25:22,735 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:25:22" (1/1) ... [2020-07-17 22:25:22,746 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:25:22" (1/1) ... [2020-07-17 22:25:22,747 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:25:22" (1/1) ... [2020-07-17 22:25:22,750 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-17 22:25:22,758 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-17 22:25:22,758 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-17 22:25:22,758 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-17 22:25:22,759 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:25:22" (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 [2020-07-17 22:25:22,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-17 22:25:22,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-17 22:25:22,829 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-17 22:25:22,830 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-17 22:25:22,830 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2020-07-17 22:25:22,830 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-17 22:25:22,830 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2020-07-17 22:25:22,830 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-17 22:25:22,830 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-17 22:25:22,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-17 22:25:23,300 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-17 22:25:23,300 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-07-17 22:25:23,305 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 10:25:23 BoogieIcfgContainer [2020-07-17 22:25:23,305 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-17 22:25:23,307 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-17 22:25:23,307 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-17 22:25:23,310 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-17 22:25:23,311 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.07 10:25:22" (1/3) ... [2020-07-17 22:25:23,311 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68e23d06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 10:25:23, skipping insertion in model container [2020-07-17 22:25:23,312 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:25:22" (2/3) ... [2020-07-17 22:25:23,317 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68e23d06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 10:25:23, skipping insertion in model container [2020-07-17 22:25:23,317 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 10:25:23" (3/3) ... [2020-07-17 22:25:23,324 INFO L109 eAbstractionObserver]: Analyzing ICFG s3_srvr_1a.cil.c [2020-07-17 22:25:23,338 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-17 22:25:23,345 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-17 22:25:23,356 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-17 22:25:23,378 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-17 22:25:23,379 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-17 22:25:23,379 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-17 22:25:23,379 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-17 22:25:23,380 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-17 22:25:23,380 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-17 22:25:23,380 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-17 22:25:23,380 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-17 22:25:23,402 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states. [2020-07-17 22:25:23,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-07-17 22:25:23,408 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 22:25:23,409 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 22:25:23,410 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 22:25:23,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 22:25:23,415 INFO L82 PathProgramCache]: Analyzing trace with hash 2008919768, now seen corresponding path program 1 times [2020-07-17 22:25:23,424 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 22:25:23,424 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [656281581] [2020-07-17 22:25:23,425 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 22:25:23,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:25:23,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:25:23,606 INFO L280 TraceCheckUtils]: 0: Hoare triple {53#true} assume true; {53#true} is VALID [2020-07-17 22:25:23,607 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {53#true} {53#true} #197#return; {53#true} is VALID [2020-07-17 22:25:23,609 INFO L263 TraceCheckUtils]: 0: Hoare triple {53#true} call ULTIMATE.init(); {53#true} is VALID [2020-07-17 22:25:23,610 INFO L280 TraceCheckUtils]: 1: Hoare triple {53#true} assume true; {53#true} is VALID [2020-07-17 22:25:23,610 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {53#true} {53#true} #197#return; {53#true} is VALID [2020-07-17 22:25:23,611 INFO L263 TraceCheckUtils]: 3: Hoare triple {53#true} call #t~ret5 := main(); {53#true} is VALID [2020-07-17 22:25:23,613 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 [2020-07-17 22:25:23,614 INFO L280 TraceCheckUtils]: 5: Hoare triple {57#(<= main_~blastFlag~0 0)} assume !false; {57#(<= main_~blastFlag~0 0)} is VALID [2020-07-17 22:25:23,616 INFO L280 TraceCheckUtils]: 6: Hoare triple {57#(<= main_~blastFlag~0 0)} assume ~s__state~0 <= 8512 && ~blastFlag~0 > 2; {54#false} is VALID [2020-07-17 22:25:23,617 INFO L280 TraceCheckUtils]: 7: Hoare triple {54#false} assume !false; {54#false} is VALID [2020-07-17 22:25:23,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 22:25:23,618 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [656281581] [2020-07-17 22:25:23,619 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 22:25:23,620 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-17 22:25:23,621 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1539685840] [2020-07-17 22:25:23,630 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2020-07-17 22:25:23,633 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 22:25:23,637 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-17 22:25:23,660 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 8 edges. 8 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:25:23,661 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-17 22:25:23,661 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 22:25:23,670 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-17 22:25:23,671 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-17 22:25:23,673 INFO L87 Difference]: Start difference. First operand 50 states. Second operand 3 states. [2020-07-17 22:25:23,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:25:23,976 INFO L93 Difference]: Finished difference Result 136 states and 224 transitions. [2020-07-17 22:25:23,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-17 22:25:23,976 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2020-07-17 22:25:23,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 22:25:23,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-17 22:25:23,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 224 transitions. [2020-07-17 22:25:23,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-17 22:25:24,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 224 transitions. [2020-07-17 22:25:24,005 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 224 transitions. [2020-07-17 22:25:24,354 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 224 edges. 224 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:25:24,371 INFO L225 Difference]: With dead ends: 136 [2020-07-17 22:25:24,371 INFO L226 Difference]: Without dead ends: 83 [2020-07-17 22:25:24,375 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 [2020-07-17 22:25:24,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2020-07-17 22:25:24,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2020-07-17 22:25:24,443 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 22:25:24,444 INFO L82 GeneralOperation]: Start isEquivalent. First operand 83 states. Second operand 83 states. [2020-07-17 22:25:24,444 INFO L74 IsIncluded]: Start isIncluded. First operand 83 states. Second operand 83 states. [2020-07-17 22:25:24,445 INFO L87 Difference]: Start difference. First operand 83 states. Second operand 83 states. [2020-07-17 22:25:24,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:25:24,453 INFO L93 Difference]: Finished difference Result 83 states and 126 transitions. [2020-07-17 22:25:24,454 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 126 transitions. [2020-07-17 22:25:24,455 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:25:24,455 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:25:24,456 INFO L74 IsIncluded]: Start isIncluded. First operand 83 states. Second operand 83 states. [2020-07-17 22:25:24,456 INFO L87 Difference]: Start difference. First operand 83 states. Second operand 83 states. [2020-07-17 22:25:24,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:25:24,464 INFO L93 Difference]: Finished difference Result 83 states and 126 transitions. [2020-07-17 22:25:24,464 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 126 transitions. [2020-07-17 22:25:24,465 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:25:24,466 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:25:24,466 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 22:25:24,466 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 22:25:24,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83 states. [2020-07-17 22:25:24,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 126 transitions. [2020-07-17 22:25:24,474 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 126 transitions. Word has length 8 [2020-07-17 22:25:24,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 22:25:24,475 INFO L479 AbstractCegarLoop]: Abstraction has 83 states and 126 transitions. [2020-07-17 22:25:24,475 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-17 22:25:24,475 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 126 transitions. [2020-07-17 22:25:24,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-07-17 22:25:24,476 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 22:25:24,476 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 22:25:24,476 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-17 22:25:24,477 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 22:25:24,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 22:25:24,477 INFO L82 PathProgramCache]: Analyzing trace with hash 2066454160, now seen corresponding path program 1 times [2020-07-17 22:25:24,478 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 22:25:24,478 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [317290694] [2020-07-17 22:25:24,478 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 22:25:24,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:25:24,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:25:24,527 INFO L280 TraceCheckUtils]: 0: Hoare triple {534#true} assume true; {534#true} is VALID [2020-07-17 22:25:24,527 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {534#true} {534#true} #197#return; {534#true} is VALID [2020-07-17 22:25:24,528 INFO L263 TraceCheckUtils]: 0: Hoare triple {534#true} call ULTIMATE.init(); {534#true} is VALID [2020-07-17 22:25:24,529 INFO L280 TraceCheckUtils]: 1: Hoare triple {534#true} assume true; {534#true} is VALID [2020-07-17 22:25:24,529 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {534#true} {534#true} #197#return; {534#true} is VALID [2020-07-17 22:25:24,529 INFO L263 TraceCheckUtils]: 3: Hoare triple {534#true} call #t~ret5 := main(); {534#true} is VALID [2020-07-17 22:25:24,530 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 [2020-07-17 22:25:24,530 INFO L280 TraceCheckUtils]: 5: Hoare triple {534#true} assume !false; {534#true} is VALID [2020-07-17 22:25:24,531 INFO L280 TraceCheckUtils]: 6: Hoare triple {534#true} assume !(~s__state~0 <= 8512 && ~blastFlag~0 > 2); {534#true} is VALID [2020-07-17 22:25:24,532 INFO L280 TraceCheckUtils]: 7: Hoare triple {534#true} assume 8466 == ~s__state~0; {534#true} is VALID [2020-07-17 22:25:24,533 INFO L280 TraceCheckUtils]: 8: Hoare triple {534#true} assume 0 == ~blastFlag~0;~blastFlag~0 := 1; {538#(<= main_~blastFlag~0 1)} is VALID [2020-07-17 22:25:24,534 INFO L280 TraceCheckUtils]: 9: Hoare triple {538#(<= main_~blastFlag~0 1)} ~s__state~0 := 8496; {538#(<= main_~blastFlag~0 1)} is VALID [2020-07-17 22:25:24,534 INFO L280 TraceCheckUtils]: 10: Hoare triple {538#(<= main_~blastFlag~0 1)} assume !false; {538#(<= main_~blastFlag~0 1)} is VALID [2020-07-17 22:25:24,535 INFO L280 TraceCheckUtils]: 11: Hoare triple {538#(<= main_~blastFlag~0 1)} assume ~s__state~0 <= 8512 && ~blastFlag~0 > 2; {535#false} is VALID [2020-07-17 22:25:24,536 INFO L280 TraceCheckUtils]: 12: Hoare triple {535#false} assume !false; {535#false} is VALID [2020-07-17 22:25:24,538 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 22:25:24,538 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [317290694] [2020-07-17 22:25:24,539 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 22:25:24,539 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-17 22:25:24,542 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1040477695] [2020-07-17 22:25:24,544 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 13 [2020-07-17 22:25:24,547 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 22:25:24,547 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-17 22:25:24,565 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 13 edges. 13 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:25:24,565 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-17 22:25:24,565 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 22:25:24,566 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-17 22:25:24,566 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-17 22:25:24,566 INFO L87 Difference]: Start difference. First operand 83 states and 126 transitions. Second operand 3 states. [2020-07-17 22:25:24,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:25:24,809 INFO L93 Difference]: Finished difference Result 161 states and 253 transitions. [2020-07-17 22:25:24,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-17 22:25:24,810 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 13 [2020-07-17 22:25:24,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 22:25:24,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-17 22:25:24,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 196 transitions. [2020-07-17 22:25:24,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-17 22:25:24,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 196 transitions. [2020-07-17 22:25:24,819 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 196 transitions. [2020-07-17 22:25:25,061 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 196 edges. 196 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:25:25,067 INFO L225 Difference]: With dead ends: 161 [2020-07-17 22:25:25,068 INFO L226 Difference]: Without dead ends: 121 [2020-07-17 22:25:25,069 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 [2020-07-17 22:25:25,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2020-07-17 22:25:25,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 121. [2020-07-17 22:25:25,134 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 22:25:25,134 INFO L82 GeneralOperation]: Start isEquivalent. First operand 121 states. Second operand 121 states. [2020-07-17 22:25:25,134 INFO L74 IsIncluded]: Start isIncluded. First operand 121 states. Second operand 121 states. [2020-07-17 22:25:25,134 INFO L87 Difference]: Start difference. First operand 121 states. Second operand 121 states. [2020-07-17 22:25:25,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:25:25,141 INFO L93 Difference]: Finished difference Result 121 states and 184 transitions. [2020-07-17 22:25:25,142 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 184 transitions. [2020-07-17 22:25:25,143 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:25:25,143 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:25:25,144 INFO L74 IsIncluded]: Start isIncluded. First operand 121 states. Second operand 121 states. [2020-07-17 22:25:25,144 INFO L87 Difference]: Start difference. First operand 121 states. Second operand 121 states. [2020-07-17 22:25:25,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:25:25,151 INFO L93 Difference]: Finished difference Result 121 states and 184 transitions. [2020-07-17 22:25:25,151 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 184 transitions. [2020-07-17 22:25:25,153 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:25:25,153 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:25:25,153 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 22:25:25,153 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 22:25:25,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 121 states. [2020-07-17 22:25:25,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 184 transitions. [2020-07-17 22:25:25,161 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 184 transitions. Word has length 13 [2020-07-17 22:25:25,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 22:25:25,161 INFO L479 AbstractCegarLoop]: Abstraction has 121 states and 184 transitions. [2020-07-17 22:25:25,161 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-17 22:25:25,161 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 184 transitions. [2020-07-17 22:25:25,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-07-17 22:25:25,162 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 22:25:25,162 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 22:25:25,163 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-17 22:25:25,163 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 22:25:25,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 22:25:25,163 INFO L82 PathProgramCache]: Analyzing trace with hash -1216248382, now seen corresponding path program 1 times [2020-07-17 22:25:25,164 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 22:25:25,164 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [789968763] [2020-07-17 22:25:25,164 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 22:25:25,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:25:25,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:25:25,208 INFO L280 TraceCheckUtils]: 0: Hoare triple {1181#true} assume true; {1181#true} is VALID [2020-07-17 22:25:25,208 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1181#true} {1181#true} #197#return; {1181#true} is VALID [2020-07-17 22:25:25,209 INFO L263 TraceCheckUtils]: 0: Hoare triple {1181#true} call ULTIMATE.init(); {1181#true} is VALID [2020-07-17 22:25:25,209 INFO L280 TraceCheckUtils]: 1: Hoare triple {1181#true} assume true; {1181#true} is VALID [2020-07-17 22:25:25,209 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1181#true} {1181#true} #197#return; {1181#true} is VALID [2020-07-17 22:25:25,209 INFO L263 TraceCheckUtils]: 3: Hoare triple {1181#true} call #t~ret5 := main(); {1181#true} is VALID [2020-07-17 22:25:25,210 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 [2020-07-17 22:25:25,210 INFO L280 TraceCheckUtils]: 5: Hoare triple {1181#true} assume !false; {1181#true} is VALID [2020-07-17 22:25:25,210 INFO L280 TraceCheckUtils]: 6: Hoare triple {1181#true} assume !(~s__state~0 <= 8512 && ~blastFlag~0 > 2); {1181#true} is VALID [2020-07-17 22:25:25,211 INFO L280 TraceCheckUtils]: 7: Hoare triple {1181#true} assume 8466 == ~s__state~0; {1181#true} is VALID [2020-07-17 22:25:25,211 INFO L280 TraceCheckUtils]: 8: Hoare triple {1181#true} assume 0 == ~blastFlag~0;~blastFlag~0 := 1; {1181#true} is VALID [2020-07-17 22:25:25,211 INFO L280 TraceCheckUtils]: 9: Hoare triple {1181#true} ~s__state~0 := 8496; {1181#true} is VALID [2020-07-17 22:25:25,212 INFO L280 TraceCheckUtils]: 10: Hoare triple {1181#true} assume !false; {1181#true} is VALID [2020-07-17 22:25:25,212 INFO L280 TraceCheckUtils]: 11: Hoare triple {1181#true} assume !(~s__state~0 <= 8512 && ~blastFlag~0 > 2); {1181#true} is VALID [2020-07-17 22:25:25,212 INFO L280 TraceCheckUtils]: 12: Hoare triple {1181#true} assume !(8466 == ~s__state~0); {1181#true} is VALID [2020-07-17 22:25:25,212 INFO L280 TraceCheckUtils]: 13: Hoare triple {1181#true} assume 8496 == ~s__state~0; {1181#true} is VALID [2020-07-17 22:25:25,213 INFO L280 TraceCheckUtils]: 14: Hoare triple {1181#true} assume 1 == ~blastFlag~0;~blastFlag~0 := 2; {1181#true} is VALID [2020-07-17 22:25:25,214 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 [2020-07-17 22:25:25,214 INFO L280 TraceCheckUtils]: 16: Hoare triple {1185#(<= 8656 main_~s__state~0)} assume !false; {1185#(<= 8656 main_~s__state~0)} is VALID [2020-07-17 22:25:25,215 INFO L280 TraceCheckUtils]: 17: Hoare triple {1185#(<= 8656 main_~s__state~0)} assume ~s__state~0 <= 8512 && ~blastFlag~0 > 2; {1182#false} is VALID [2020-07-17 22:25:25,216 INFO L280 TraceCheckUtils]: 18: Hoare triple {1182#false} assume !false; {1182#false} is VALID [2020-07-17 22:25:25,218 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-17 22:25:25,218 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [789968763] [2020-07-17 22:25:25,218 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 22:25:25,218 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-17 22:25:25,219 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2061831324] [2020-07-17 22:25:25,219 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-07-17 22:25:25,220 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 22:25:25,220 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-17 22:25:25,237 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 17 edges. 17 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:25:25,238 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-17 22:25:25,238 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 22:25:25,238 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-17 22:25:25,238 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-17 22:25:25,239 INFO L87 Difference]: Start difference. First operand 121 states and 184 transitions. Second operand 3 states. [2020-07-17 22:25:25,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:25:25,500 INFO L93 Difference]: Finished difference Result 281 states and 440 transitions. [2020-07-17 22:25:25,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-17 22:25:25,501 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-07-17 22:25:25,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 22:25:25,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-17 22:25:25,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 160 transitions. [2020-07-17 22:25:25,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-17 22:25:25,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 160 transitions. [2020-07-17 22:25:25,508 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 160 transitions. [2020-07-17 22:25:25,669 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 160 edges. 160 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:25:25,674 INFO L225 Difference]: With dead ends: 281 [2020-07-17 22:25:25,675 INFO L226 Difference]: Without dead ends: 165 [2020-07-17 22:25:25,676 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 [2020-07-17 22:25:25,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2020-07-17 22:25:25,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 157. [2020-07-17 22:25:25,735 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 22:25:25,735 INFO L82 GeneralOperation]: Start isEquivalent. First operand 165 states. Second operand 157 states. [2020-07-17 22:25:25,736 INFO L74 IsIncluded]: Start isIncluded. First operand 165 states. Second operand 157 states. [2020-07-17 22:25:25,736 INFO L87 Difference]: Start difference. First operand 165 states. Second operand 157 states. [2020-07-17 22:25:25,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:25:25,744 INFO L93 Difference]: Finished difference Result 165 states and 230 transitions. [2020-07-17 22:25:25,745 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 230 transitions. [2020-07-17 22:25:25,746 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:25:25,746 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:25:25,746 INFO L74 IsIncluded]: Start isIncluded. First operand 157 states. Second operand 165 states. [2020-07-17 22:25:25,746 INFO L87 Difference]: Start difference. First operand 157 states. Second operand 165 states. [2020-07-17 22:25:25,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:25:25,755 INFO L93 Difference]: Finished difference Result 165 states and 230 transitions. [2020-07-17 22:25:25,755 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 230 transitions. [2020-07-17 22:25:25,756 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:25:25,756 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:25:25,757 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 22:25:25,757 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 22:25:25,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 157 states. [2020-07-17 22:25:25,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 220 transitions. [2020-07-17 22:25:25,765 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 220 transitions. Word has length 19 [2020-07-17 22:25:25,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 22:25:25,765 INFO L479 AbstractCegarLoop]: Abstraction has 157 states and 220 transitions. [2020-07-17 22:25:25,766 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-17 22:25:25,766 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 220 transitions. [2020-07-17 22:25:25,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-07-17 22:25:25,767 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 22:25:25,767 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 22:25:25,767 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-17 22:25:25,767 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 22:25:25,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 22:25:25,768 INFO L82 PathProgramCache]: Analyzing trace with hash -1216188800, now seen corresponding path program 1 times [2020-07-17 22:25:25,768 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 22:25:25,768 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1984158685] [2020-07-17 22:25:25,768 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 22:25:25,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:25:25,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:25:25,809 INFO L280 TraceCheckUtils]: 0: Hoare triple {2109#true} assume true; {2109#true} is VALID [2020-07-17 22:25:25,810 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2109#true} {2109#true} #197#return; {2109#true} is VALID [2020-07-17 22:25:25,810 INFO L263 TraceCheckUtils]: 0: Hoare triple {2109#true} call ULTIMATE.init(); {2109#true} is VALID [2020-07-17 22:25:25,810 INFO L280 TraceCheckUtils]: 1: Hoare triple {2109#true} assume true; {2109#true} is VALID [2020-07-17 22:25:25,811 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2109#true} {2109#true} #197#return; {2109#true} is VALID [2020-07-17 22:25:25,811 INFO L263 TraceCheckUtils]: 3: Hoare triple {2109#true} call #t~ret5 := main(); {2109#true} is VALID [2020-07-17 22:25:25,811 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 [2020-07-17 22:25:25,812 INFO L280 TraceCheckUtils]: 5: Hoare triple {2109#true} assume !false; {2109#true} is VALID [2020-07-17 22:25:25,812 INFO L280 TraceCheckUtils]: 6: Hoare triple {2109#true} assume !(~s__state~0 <= 8512 && ~blastFlag~0 > 2); {2109#true} is VALID [2020-07-17 22:25:25,812 INFO L280 TraceCheckUtils]: 7: Hoare triple {2109#true} assume 8466 == ~s__state~0; {2109#true} is VALID [2020-07-17 22:25:25,812 INFO L280 TraceCheckUtils]: 8: Hoare triple {2109#true} assume 0 == ~blastFlag~0;~blastFlag~0 := 1; {2109#true} is VALID [2020-07-17 22:25:25,813 INFO L280 TraceCheckUtils]: 9: Hoare triple {2109#true} ~s__state~0 := 8496; {2109#true} is VALID [2020-07-17 22:25:25,813 INFO L280 TraceCheckUtils]: 10: Hoare triple {2109#true} assume !false; {2109#true} is VALID [2020-07-17 22:25:25,813 INFO L280 TraceCheckUtils]: 11: Hoare triple {2109#true} assume !(~s__state~0 <= 8512 && ~blastFlag~0 > 2); {2109#true} is VALID [2020-07-17 22:25:25,814 INFO L280 TraceCheckUtils]: 12: Hoare triple {2109#true} assume !(8466 == ~s__state~0); {2109#true} is VALID [2020-07-17 22:25:25,814 INFO L280 TraceCheckUtils]: 13: Hoare triple {2109#true} assume 8496 == ~s__state~0; {2109#true} is VALID [2020-07-17 22:25:25,815 INFO L280 TraceCheckUtils]: 14: Hoare triple {2109#true} assume 1 == ~blastFlag~0;~blastFlag~0 := 2; {2113#(<= main_~blastFlag~0 2)} is VALID [2020-07-17 22:25:25,815 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 [2020-07-17 22:25:25,816 INFO L280 TraceCheckUtils]: 16: Hoare triple {2113#(<= main_~blastFlag~0 2)} assume !false; {2113#(<= main_~blastFlag~0 2)} is VALID [2020-07-17 22:25:25,817 INFO L280 TraceCheckUtils]: 17: Hoare triple {2113#(<= main_~blastFlag~0 2)} assume ~s__state~0 <= 8512 && ~blastFlag~0 > 2; {2110#false} is VALID [2020-07-17 22:25:25,818 INFO L280 TraceCheckUtils]: 18: Hoare triple {2110#false} assume !false; {2110#false} is VALID [2020-07-17 22:25:25,818 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-17 22:25:25,819 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1984158685] [2020-07-17 22:25:25,819 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 22:25:25,819 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-17 22:25:25,819 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [447960692] [2020-07-17 22:25:25,820 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-07-17 22:25:25,820 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 22:25:25,820 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-17 22:25:25,841 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 17 edges. 17 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:25:25,841 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-17 22:25:25,841 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 22:25:25,842 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-17 22:25:25,842 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-17 22:25:25,842 INFO L87 Difference]: Start difference. First operand 157 states and 220 transitions. Second operand 3 states. [2020-07-17 22:25:26,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:25:26,098 INFO L93 Difference]: Finished difference Result 309 states and 441 transitions. [2020-07-17 22:25:26,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-17 22:25:26,098 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-07-17 22:25:26,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 22:25:26,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-17 22:25:26,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 196 transitions. [2020-07-17 22:25:26,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-17 22:25:26,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 196 transitions. [2020-07-17 22:25:26,105 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 196 transitions. [2020-07-17 22:25:26,317 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 196 edges. 196 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:25:26,324 INFO L225 Difference]: With dead ends: 309 [2020-07-17 22:25:26,324 INFO L226 Difference]: Without dead ends: 207 [2020-07-17 22:25:26,325 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 [2020-07-17 22:25:26,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states. [2020-07-17 22:25:26,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 207. [2020-07-17 22:25:26,403 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 22:25:26,403 INFO L82 GeneralOperation]: Start isEquivalent. First operand 207 states. Second operand 207 states. [2020-07-17 22:25:26,404 INFO L74 IsIncluded]: Start isIncluded. First operand 207 states. Second operand 207 states. [2020-07-17 22:25:26,404 INFO L87 Difference]: Start difference. First operand 207 states. Second operand 207 states. [2020-07-17 22:25:26,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:25:26,413 INFO L93 Difference]: Finished difference Result 207 states and 291 transitions. [2020-07-17 22:25:26,413 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 291 transitions. [2020-07-17 22:25:26,414 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:25:26,414 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:25:26,414 INFO L74 IsIncluded]: Start isIncluded. First operand 207 states. Second operand 207 states. [2020-07-17 22:25:26,414 INFO L87 Difference]: Start difference. First operand 207 states. Second operand 207 states. [2020-07-17 22:25:26,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:25:26,423 INFO L93 Difference]: Finished difference Result 207 states and 291 transitions. [2020-07-17 22:25:26,423 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 291 transitions. [2020-07-17 22:25:26,423 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:25:26,424 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:25:26,424 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 22:25:26,424 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 22:25:26,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 207 states. [2020-07-17 22:25:26,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 291 transitions. [2020-07-17 22:25:26,432 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 291 transitions. Word has length 19 [2020-07-17 22:25:26,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 22:25:26,433 INFO L479 AbstractCegarLoop]: Abstraction has 207 states and 291 transitions. [2020-07-17 22:25:26,433 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-17 22:25:26,433 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 291 transitions. [2020-07-17 22:25:26,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-07-17 22:25:26,434 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 22:25:26,435 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] [2020-07-17 22:25:26,435 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-17 22:25:26,435 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 22:25:26,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 22:25:26,436 INFO L82 PathProgramCache]: Analyzing trace with hash 1694730092, now seen corresponding path program 1 times [2020-07-17 22:25:26,436 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 22:25:26,436 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1321856946] [2020-07-17 22:25:26,437 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 22:25:26,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:25:26,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:25:26,493 INFO L280 TraceCheckUtils]: 0: Hoare triple {3217#true} assume true; {3217#true} is VALID [2020-07-17 22:25:26,494 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3217#true} {3217#true} #197#return; {3217#true} is VALID [2020-07-17 22:25:26,494 INFO L263 TraceCheckUtils]: 0: Hoare triple {3217#true} call ULTIMATE.init(); {3217#true} is VALID [2020-07-17 22:25:26,494 INFO L280 TraceCheckUtils]: 1: Hoare triple {3217#true} assume true; {3217#true} is VALID [2020-07-17 22:25:26,495 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3217#true} {3217#true} #197#return; {3217#true} is VALID [2020-07-17 22:25:26,495 INFO L263 TraceCheckUtils]: 3: Hoare triple {3217#true} call #t~ret5 := main(); {3217#true} is VALID [2020-07-17 22:25:26,495 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 [2020-07-17 22:25:26,495 INFO L280 TraceCheckUtils]: 5: Hoare triple {3217#true} assume !false; {3217#true} is VALID [2020-07-17 22:25:26,496 INFO L280 TraceCheckUtils]: 6: Hoare triple {3217#true} assume !(~s__state~0 <= 8512 && ~blastFlag~0 > 2); {3217#true} is VALID [2020-07-17 22:25:26,496 INFO L280 TraceCheckUtils]: 7: Hoare triple {3217#true} assume 8466 == ~s__state~0; {3217#true} is VALID [2020-07-17 22:25:26,496 INFO L280 TraceCheckUtils]: 8: Hoare triple {3217#true} assume 0 == ~blastFlag~0;~blastFlag~0 := 1; {3217#true} is VALID [2020-07-17 22:25:26,497 INFO L280 TraceCheckUtils]: 9: Hoare triple {3217#true} ~s__state~0 := 8496; {3217#true} is VALID [2020-07-17 22:25:26,497 INFO L280 TraceCheckUtils]: 10: Hoare triple {3217#true} assume !false; {3217#true} is VALID [2020-07-17 22:25:26,497 INFO L280 TraceCheckUtils]: 11: Hoare triple {3217#true} assume !(~s__state~0 <= 8512 && ~blastFlag~0 > 2); {3217#true} is VALID [2020-07-17 22:25:26,497 INFO L280 TraceCheckUtils]: 12: Hoare triple {3217#true} assume !(8466 == ~s__state~0); {3217#true} is VALID [2020-07-17 22:25:26,498 INFO L280 TraceCheckUtils]: 13: Hoare triple {3217#true} assume 8496 == ~s__state~0; {3217#true} is VALID [2020-07-17 22:25:26,498 INFO L280 TraceCheckUtils]: 14: Hoare triple {3217#true} assume 1 == ~blastFlag~0;~blastFlag~0 := 2; {3217#true} is VALID [2020-07-17 22:25:26,498 INFO L280 TraceCheckUtils]: 15: Hoare triple {3217#true} assume 0 != ~s__hit~0;~s__state~0 := 8656; {3217#true} is VALID [2020-07-17 22:25:26,499 INFO L280 TraceCheckUtils]: 16: Hoare triple {3217#true} assume !false; {3217#true} is VALID [2020-07-17 22:25:26,499 INFO L280 TraceCheckUtils]: 17: Hoare triple {3217#true} assume !(~s__state~0 <= 8512 && ~blastFlag~0 > 2); {3217#true} is VALID [2020-07-17 22:25:26,499 INFO L280 TraceCheckUtils]: 18: Hoare triple {3217#true} assume !(8466 == ~s__state~0); {3217#true} is VALID [2020-07-17 22:25:26,499 INFO L280 TraceCheckUtils]: 19: Hoare triple {3217#true} assume !(8496 == ~s__state~0); {3217#true} is VALID [2020-07-17 22:25:26,500 INFO L280 TraceCheckUtils]: 20: Hoare triple {3217#true} assume !(8512 == ~s__state~0); {3217#true} is VALID [2020-07-17 22:25:26,500 INFO L280 TraceCheckUtils]: 21: Hoare triple {3217#true} assume !(8528 == ~s__state~0); {3217#true} is VALID [2020-07-17 22:25:26,500 INFO L280 TraceCheckUtils]: 22: Hoare triple {3217#true} assume !(8544 == ~s__state~0); {3217#true} is VALID [2020-07-17 22:25:26,501 INFO L280 TraceCheckUtils]: 23: Hoare triple {3217#true} assume !(8560 == ~s__state~0); {3217#true} is VALID [2020-07-17 22:25:26,501 INFO L280 TraceCheckUtils]: 24: Hoare triple {3217#true} assume !(8576 == ~s__state~0); {3217#true} is VALID [2020-07-17 22:25:26,501 INFO L280 TraceCheckUtils]: 25: Hoare triple {3217#true} assume !(8592 == ~s__state~0); {3217#true} is VALID [2020-07-17 22:25:26,501 INFO L280 TraceCheckUtils]: 26: Hoare triple {3217#true} assume !(8608 == ~s__state~0); {3217#true} is VALID [2020-07-17 22:25:26,502 INFO L280 TraceCheckUtils]: 27: Hoare triple {3217#true} assume !(8640 == ~s__state~0); {3217#true} is VALID [2020-07-17 22:25:26,502 INFO L280 TraceCheckUtils]: 28: Hoare triple {3217#true} assume 8656 == ~s__state~0; {3217#true} is VALID [2020-07-17 22:25:26,503 INFO L280 TraceCheckUtils]: 29: Hoare triple {3217#true} assume 2 == ~blastFlag~0;~blastFlag~0 := 3; {3221#(<= main_~blastFlag~0 3)} is VALID [2020-07-17 22:25:26,503 INFO L280 TraceCheckUtils]: 30: Hoare triple {3221#(<= main_~blastFlag~0 3)} ~s__state~0 := 8672; {3221#(<= main_~blastFlag~0 3)} is VALID [2020-07-17 22:25:26,504 INFO L280 TraceCheckUtils]: 31: Hoare triple {3221#(<= main_~blastFlag~0 3)} assume !false; {3221#(<= main_~blastFlag~0 3)} is VALID [2020-07-17 22:25:26,505 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 [2020-07-17 22:25:26,505 INFO L280 TraceCheckUtils]: 33: Hoare triple {3221#(<= main_~blastFlag~0 3)} assume !(8466 == ~s__state~0); {3221#(<= main_~blastFlag~0 3)} is VALID [2020-07-17 22:25:26,506 INFO L280 TraceCheckUtils]: 34: Hoare triple {3221#(<= main_~blastFlag~0 3)} assume !(8496 == ~s__state~0); {3221#(<= main_~blastFlag~0 3)} is VALID [2020-07-17 22:25:26,506 INFO L280 TraceCheckUtils]: 35: Hoare triple {3221#(<= main_~blastFlag~0 3)} assume !(8512 == ~s__state~0); {3221#(<= main_~blastFlag~0 3)} is VALID [2020-07-17 22:25:26,507 INFO L280 TraceCheckUtils]: 36: Hoare triple {3221#(<= main_~blastFlag~0 3)} assume !(8528 == ~s__state~0); {3221#(<= main_~blastFlag~0 3)} is VALID [2020-07-17 22:25:26,508 INFO L280 TraceCheckUtils]: 37: Hoare triple {3221#(<= main_~blastFlag~0 3)} assume !(8544 == ~s__state~0); {3221#(<= main_~blastFlag~0 3)} is VALID [2020-07-17 22:25:26,508 INFO L280 TraceCheckUtils]: 38: Hoare triple {3221#(<= main_~blastFlag~0 3)} assume !(8560 == ~s__state~0); {3221#(<= main_~blastFlag~0 3)} is VALID [2020-07-17 22:25:26,509 INFO L280 TraceCheckUtils]: 39: Hoare triple {3221#(<= main_~blastFlag~0 3)} assume !(8576 == ~s__state~0); {3221#(<= main_~blastFlag~0 3)} is VALID [2020-07-17 22:25:26,512 INFO L280 TraceCheckUtils]: 40: Hoare triple {3221#(<= main_~blastFlag~0 3)} assume !(8592 == ~s__state~0); {3221#(<= main_~blastFlag~0 3)} is VALID [2020-07-17 22:25:26,515 INFO L280 TraceCheckUtils]: 41: Hoare triple {3221#(<= main_~blastFlag~0 3)} assume !(8608 == ~s__state~0); {3221#(<= main_~blastFlag~0 3)} is VALID [2020-07-17 22:25:26,516 INFO L280 TraceCheckUtils]: 42: Hoare triple {3221#(<= main_~blastFlag~0 3)} assume !(8640 == ~s__state~0); {3221#(<= main_~blastFlag~0 3)} is VALID [2020-07-17 22:25:26,517 INFO L280 TraceCheckUtils]: 43: Hoare triple {3221#(<= main_~blastFlag~0 3)} assume !(8656 == ~s__state~0); {3221#(<= main_~blastFlag~0 3)} is VALID [2020-07-17 22:25:26,517 INFO L280 TraceCheckUtils]: 44: Hoare triple {3221#(<= main_~blastFlag~0 3)} assume 8672 == ~s__state~0; {3221#(<= main_~blastFlag~0 3)} is VALID [2020-07-17 22:25:26,517 INFO L280 TraceCheckUtils]: 45: Hoare triple {3221#(<= main_~blastFlag~0 3)} assume !(4 == ~blastFlag~0); {3221#(<= main_~blastFlag~0 3)} is VALID [2020-07-17 22:25:26,518 INFO L280 TraceCheckUtils]: 46: Hoare triple {3221#(<= main_~blastFlag~0 3)} assume 5 == ~blastFlag~0; {3218#false} is VALID [2020-07-17 22:25:26,518 INFO L280 TraceCheckUtils]: 47: Hoare triple {3218#false} assume !false; {3218#false} is VALID [2020-07-17 22:25:26,520 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-07-17 22:25:26,521 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1321856946] [2020-07-17 22:25:26,521 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 22:25:26,521 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-17 22:25:26,521 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1705400440] [2020-07-17 22:25:26,522 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2020-07-17 22:25:26,522 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 22:25:26,522 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-17 22:25:26,578 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 43 edges. 43 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:25:26,578 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-17 22:25:26,579 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 22:25:26,579 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-17 22:25:26,579 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-17 22:25:26,579 INFO L87 Difference]: Start difference. First operand 207 states and 291 transitions. Second operand 3 states. [2020-07-17 22:25:26,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:25:26,913 INFO L93 Difference]: Finished difference Result 411 states and 584 transitions. [2020-07-17 22:25:26,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-17 22:25:26,914 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2020-07-17 22:25:26,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 22:25:26,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-17 22:25:26,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 197 transitions. [2020-07-17 22:25:26,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-17 22:25:26,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 197 transitions. [2020-07-17 22:25:26,920 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 197 transitions. [2020-07-17 22:25:27,119 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 197 edges. 197 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:25:27,128 INFO L225 Difference]: With dead ends: 411 [2020-07-17 22:25:27,128 INFO L226 Difference]: Without dead ends: 259 [2020-07-17 22:25:27,132 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 [2020-07-17 22:25:27,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259 states. [2020-07-17 22:25:27,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259 to 257. [2020-07-17 22:25:27,274 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 22:25:27,274 INFO L82 GeneralOperation]: Start isEquivalent. First operand 259 states. Second operand 257 states. [2020-07-17 22:25:27,274 INFO L74 IsIncluded]: Start isIncluded. First operand 259 states. Second operand 257 states. [2020-07-17 22:25:27,274 INFO L87 Difference]: Start difference. First operand 259 states. Second operand 257 states. [2020-07-17 22:25:27,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:25:27,296 INFO L93 Difference]: Finished difference Result 259 states and 365 transitions. [2020-07-17 22:25:27,297 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 365 transitions. [2020-07-17 22:25:27,297 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:25:27,297 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:25:27,297 INFO L74 IsIncluded]: Start isIncluded. First operand 257 states. Second operand 259 states. [2020-07-17 22:25:27,298 INFO L87 Difference]: Start difference. First operand 257 states. Second operand 259 states. [2020-07-17 22:25:27,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:25:27,320 INFO L93 Difference]: Finished difference Result 259 states and 365 transitions. [2020-07-17 22:25:27,320 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 365 transitions. [2020-07-17 22:25:27,321 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:25:27,321 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:25:27,321 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 22:25:27,321 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 22:25:27,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 257 states. [2020-07-17 22:25:27,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 364 transitions. [2020-07-17 22:25:27,339 INFO L78 Accepts]: Start accepts. Automaton has 257 states and 364 transitions. Word has length 48 [2020-07-17 22:25:27,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 22:25:27,340 INFO L479 AbstractCegarLoop]: Abstraction has 257 states and 364 transitions. [2020-07-17 22:25:27,340 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-17 22:25:27,340 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 364 transitions. [2020-07-17 22:25:27,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-17 22:25:27,344 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 22:25:27,344 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] [2020-07-17 22:25:27,344 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-17 22:25:27,345 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 22:25:27,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 22:25:27,345 INFO L82 PathProgramCache]: Analyzing trace with hash 365198397, now seen corresponding path program 1 times [2020-07-17 22:25:27,346 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 22:25:27,346 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [399311817] [2020-07-17 22:25:27,346 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 22:25:27,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:25:27,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:25:27,437 INFO L280 TraceCheckUtils]: 0: Hoare triple {4630#true} assume true; {4630#true} is VALID [2020-07-17 22:25:27,438 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {4630#true} {4630#true} #197#return; {4630#true} is VALID [2020-07-17 22:25:27,438 INFO L263 TraceCheckUtils]: 0: Hoare triple {4630#true} call ULTIMATE.init(); {4630#true} is VALID [2020-07-17 22:25:27,438 INFO L280 TraceCheckUtils]: 1: Hoare triple {4630#true} assume true; {4630#true} is VALID [2020-07-17 22:25:27,438 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4630#true} {4630#true} #197#return; {4630#true} is VALID [2020-07-17 22:25:27,439 INFO L263 TraceCheckUtils]: 3: Hoare triple {4630#true} call #t~ret5 := main(); {4630#true} is VALID [2020-07-17 22:25:27,439 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 [2020-07-17 22:25:27,439 INFO L280 TraceCheckUtils]: 5: Hoare triple {4630#true} assume !false; {4630#true} is VALID [2020-07-17 22:25:27,440 INFO L280 TraceCheckUtils]: 6: Hoare triple {4630#true} assume !(~s__state~0 <= 8512 && ~blastFlag~0 > 2); {4630#true} is VALID [2020-07-17 22:25:27,440 INFO L280 TraceCheckUtils]: 7: Hoare triple {4630#true} assume 8466 == ~s__state~0; {4630#true} is VALID [2020-07-17 22:25:27,440 INFO L280 TraceCheckUtils]: 8: Hoare triple {4630#true} assume 0 == ~blastFlag~0;~blastFlag~0 := 1; {4630#true} is VALID [2020-07-17 22:25:27,440 INFO L280 TraceCheckUtils]: 9: Hoare triple {4630#true} ~s__state~0 := 8496; {4630#true} is VALID [2020-07-17 22:25:27,441 INFO L280 TraceCheckUtils]: 10: Hoare triple {4630#true} assume !false; {4630#true} is VALID [2020-07-17 22:25:27,441 INFO L280 TraceCheckUtils]: 11: Hoare triple {4630#true} assume !(~s__state~0 <= 8512 && ~blastFlag~0 > 2); {4630#true} is VALID [2020-07-17 22:25:27,441 INFO L280 TraceCheckUtils]: 12: Hoare triple {4630#true} assume !(8466 == ~s__state~0); {4630#true} is VALID [2020-07-17 22:25:27,441 INFO L280 TraceCheckUtils]: 13: Hoare triple {4630#true} assume 8496 == ~s__state~0; {4630#true} is VALID [2020-07-17 22:25:27,442 INFO L280 TraceCheckUtils]: 14: Hoare triple {4630#true} assume 1 == ~blastFlag~0;~blastFlag~0 := 2; {4630#true} is VALID [2020-07-17 22:25:27,442 INFO L280 TraceCheckUtils]: 15: Hoare triple {4630#true} assume 0 != ~s__hit~0;~s__state~0 := 8656; {4630#true} is VALID [2020-07-17 22:25:27,442 INFO L280 TraceCheckUtils]: 16: Hoare triple {4630#true} assume !false; {4630#true} is VALID [2020-07-17 22:25:27,442 INFO L280 TraceCheckUtils]: 17: Hoare triple {4630#true} assume !(~s__state~0 <= 8512 && ~blastFlag~0 > 2); {4630#true} is VALID [2020-07-17 22:25:27,443 INFO L280 TraceCheckUtils]: 18: Hoare triple {4630#true} assume !(8466 == ~s__state~0); {4630#true} is VALID [2020-07-17 22:25:27,443 INFO L280 TraceCheckUtils]: 19: Hoare triple {4630#true} assume !(8496 == ~s__state~0); {4630#true} is VALID [2020-07-17 22:25:27,443 INFO L280 TraceCheckUtils]: 20: Hoare triple {4630#true} assume !(8512 == ~s__state~0); {4630#true} is VALID [2020-07-17 22:25:27,443 INFO L280 TraceCheckUtils]: 21: Hoare triple {4630#true} assume !(8528 == ~s__state~0); {4630#true} is VALID [2020-07-17 22:25:27,444 INFO L280 TraceCheckUtils]: 22: Hoare triple {4630#true} assume !(8544 == ~s__state~0); {4630#true} is VALID [2020-07-17 22:25:27,444 INFO L280 TraceCheckUtils]: 23: Hoare triple {4630#true} assume !(8560 == ~s__state~0); {4630#true} is VALID [2020-07-17 22:25:27,444 INFO L280 TraceCheckUtils]: 24: Hoare triple {4630#true} assume !(8576 == ~s__state~0); {4630#true} is VALID [2020-07-17 22:25:27,444 INFO L280 TraceCheckUtils]: 25: Hoare triple {4630#true} assume !(8592 == ~s__state~0); {4630#true} is VALID [2020-07-17 22:25:27,445 INFO L280 TraceCheckUtils]: 26: Hoare triple {4630#true} assume !(8608 == ~s__state~0); {4630#true} is VALID [2020-07-17 22:25:27,445 INFO L280 TraceCheckUtils]: 27: Hoare triple {4630#true} assume !(8640 == ~s__state~0); {4630#true} is VALID [2020-07-17 22:25:27,445 INFO L280 TraceCheckUtils]: 28: Hoare triple {4630#true} assume 8656 == ~s__state~0; {4630#true} is VALID [2020-07-17 22:25:27,445 INFO L280 TraceCheckUtils]: 29: Hoare triple {4630#true} assume 2 == ~blastFlag~0;~blastFlag~0 := 3; {4630#true} is VALID [2020-07-17 22:25:27,446 INFO L280 TraceCheckUtils]: 30: Hoare triple {4630#true} ~s__state~0 := 8672; {4630#true} is VALID [2020-07-17 22:25:27,446 INFO L280 TraceCheckUtils]: 31: Hoare triple {4630#true} assume !false; {4630#true} is VALID [2020-07-17 22:25:27,446 INFO L280 TraceCheckUtils]: 32: Hoare triple {4630#true} assume !(~s__state~0 <= 8512 && ~blastFlag~0 > 2); {4630#true} is VALID [2020-07-17 22:25:27,447 INFO L280 TraceCheckUtils]: 33: Hoare triple {4630#true} assume !(8466 == ~s__state~0); {4630#true} is VALID [2020-07-17 22:25:27,447 INFO L280 TraceCheckUtils]: 34: Hoare triple {4630#true} assume !(8496 == ~s__state~0); {4630#true} is VALID [2020-07-17 22:25:27,447 INFO L280 TraceCheckUtils]: 35: Hoare triple {4630#true} assume !(8512 == ~s__state~0); {4630#true} is VALID [2020-07-17 22:25:27,447 INFO L280 TraceCheckUtils]: 36: Hoare triple {4630#true} assume !(8528 == ~s__state~0); {4630#true} is VALID [2020-07-17 22:25:27,448 INFO L280 TraceCheckUtils]: 37: Hoare triple {4630#true} assume !(8544 == ~s__state~0); {4630#true} is VALID [2020-07-17 22:25:27,448 INFO L280 TraceCheckUtils]: 38: Hoare triple {4630#true} assume !(8560 == ~s__state~0); {4630#true} is VALID [2020-07-17 22:25:27,448 INFO L280 TraceCheckUtils]: 39: Hoare triple {4630#true} assume !(8576 == ~s__state~0); {4630#true} is VALID [2020-07-17 22:25:27,448 INFO L280 TraceCheckUtils]: 40: Hoare triple {4630#true} assume !(8592 == ~s__state~0); {4630#true} is VALID [2020-07-17 22:25:27,449 INFO L280 TraceCheckUtils]: 41: Hoare triple {4630#true} assume !(8608 == ~s__state~0); {4630#true} is VALID [2020-07-17 22:25:27,449 INFO L280 TraceCheckUtils]: 42: Hoare triple {4630#true} assume !(8640 == ~s__state~0); {4630#true} is VALID [2020-07-17 22:25:27,449 INFO L280 TraceCheckUtils]: 43: Hoare triple {4630#true} assume !(8656 == ~s__state~0); {4630#true} is VALID [2020-07-17 22:25:27,450 INFO L280 TraceCheckUtils]: 44: Hoare triple {4630#true} assume 8672 == ~s__state~0; {4630#true} is VALID [2020-07-17 22:25:27,450 INFO L280 TraceCheckUtils]: 45: Hoare triple {4630#true} assume !(4 == ~blastFlag~0); {4630#true} is VALID [2020-07-17 22:25:27,450 INFO L280 TraceCheckUtils]: 46: Hoare triple {4630#true} assume !(5 == ~blastFlag~0); {4630#true} is VALID [2020-07-17 22:25:27,452 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 [2020-07-17 22:25:27,454 INFO L280 TraceCheckUtils]: 48: Hoare triple {4634#(<= 8640 main_~s__state~0)} assume !false; {4634#(<= 8640 main_~s__state~0)} is VALID [2020-07-17 22:25:27,455 INFO L280 TraceCheckUtils]: 49: Hoare triple {4634#(<= 8640 main_~s__state~0)} assume ~s__state~0 <= 8512 && ~blastFlag~0 > 2; {4631#false} is VALID [2020-07-17 22:25:27,455 INFO L280 TraceCheckUtils]: 50: Hoare triple {4631#false} assume !false; {4631#false} is VALID [2020-07-17 22:25:27,458 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-07-17 22:25:27,458 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [399311817] [2020-07-17 22:25:27,459 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 22:25:27,459 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-17 22:25:27,459 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1669502946] [2020-07-17 22:25:27,460 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 51 [2020-07-17 22:25:27,460 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 22:25:27,460 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-17 22:25:27,496 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 34 edges. 34 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:25:27,496 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-17 22:25:27,496 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 22:25:27,497 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-17 22:25:27,497 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-17 22:25:27,497 INFO L87 Difference]: Start difference. First operand 257 states and 364 transitions. Second operand 3 states. [2020-07-17 22:25:27,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:25:27,877 INFO L93 Difference]: Finished difference Result 517 states and 746 transitions. [2020-07-17 22:25:27,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-17 22:25:27,878 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 51 [2020-07-17 22:25:27,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 22:25:27,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-17 22:25:27,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 158 transitions. [2020-07-17 22:25:27,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-17 22:25:27,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 158 transitions. [2020-07-17 22:25:27,896 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 158 transitions. [2020-07-17 22:25:28,051 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 158 edges. 158 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:25:28,056 INFO L225 Difference]: With dead ends: 517 [2020-07-17 22:25:28,057 INFO L226 Difference]: Without dead ends: 189 [2020-07-17 22:25:28,059 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 [2020-07-17 22:25:28,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 189 states. [2020-07-17 22:25:28,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 189 to 186. [2020-07-17 22:25:28,145 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 22:25:28,145 INFO L82 GeneralOperation]: Start isEquivalent. First operand 189 states. Second operand 186 states. [2020-07-17 22:25:28,145 INFO L74 IsIncluded]: Start isIncluded. First operand 189 states. Second operand 186 states. [2020-07-17 22:25:28,145 INFO L87 Difference]: Start difference. First operand 189 states. Second operand 186 states. [2020-07-17 22:25:28,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:25:28,151 INFO L93 Difference]: Finished difference Result 189 states and 250 transitions. [2020-07-17 22:25:28,151 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 250 transitions. [2020-07-17 22:25:28,152 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:25:28,152 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:25:28,152 INFO L74 IsIncluded]: Start isIncluded. First operand 186 states. Second operand 189 states. [2020-07-17 22:25:28,152 INFO L87 Difference]: Start difference. First operand 186 states. Second operand 189 states. [2020-07-17 22:25:28,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:25:28,157 INFO L93 Difference]: Finished difference Result 189 states and 250 transitions. [2020-07-17 22:25:28,158 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 250 transitions. [2020-07-17 22:25:28,158 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:25:28,158 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:25:28,159 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 22:25:28,159 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 22:25:28,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 186 states. [2020-07-17 22:25:28,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 245 transitions. [2020-07-17 22:25:28,164 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 245 transitions. Word has length 51 [2020-07-17 22:25:28,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 22:25:28,164 INFO L479 AbstractCegarLoop]: Abstraction has 186 states and 245 transitions. [2020-07-17 22:25:28,164 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-17 22:25:28,164 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 245 transitions. [2020-07-17 22:25:28,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2020-07-17 22:25:28,165 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 22:25:28,166 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] [2020-07-17 22:25:28,166 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-17 22:25:28,166 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 22:25:28,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 22:25:28,166 INFO L82 PathProgramCache]: Analyzing trace with hash 1939547864, now seen corresponding path program 1 times [2020-07-17 22:25:28,167 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 22:25:28,168 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [133269551] [2020-07-17 22:25:28,168 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 22:25:28,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:25:28,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:25:28,301 INFO L280 TraceCheckUtils]: 0: Hoare triple {5919#true} assume true; {5919#true} is VALID [2020-07-17 22:25:28,301 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {5919#true} {5919#true} #197#return; {5919#true} is VALID [2020-07-17 22:25:28,302 INFO L263 TraceCheckUtils]: 0: Hoare triple {5919#true} call ULTIMATE.init(); {5919#true} is VALID [2020-07-17 22:25:28,302 INFO L280 TraceCheckUtils]: 1: Hoare triple {5919#true} assume true; {5919#true} is VALID [2020-07-17 22:25:28,302 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {5919#true} {5919#true} #197#return; {5919#true} is VALID [2020-07-17 22:25:28,303 INFO L263 TraceCheckUtils]: 3: Hoare triple {5919#true} call #t~ret5 := main(); {5919#true} is VALID [2020-07-17 22:25:28,303 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 [2020-07-17 22:25:28,303 INFO L280 TraceCheckUtils]: 5: Hoare triple {5919#true} assume !false; {5919#true} is VALID [2020-07-17 22:25:28,303 INFO L280 TraceCheckUtils]: 6: Hoare triple {5919#true} assume !(~s__state~0 <= 8512 && ~blastFlag~0 > 2); {5919#true} is VALID [2020-07-17 22:25:28,304 INFO L280 TraceCheckUtils]: 7: Hoare triple {5919#true} assume 8466 == ~s__state~0; {5919#true} is VALID [2020-07-17 22:25:28,304 INFO L280 TraceCheckUtils]: 8: Hoare triple {5919#true} assume 0 == ~blastFlag~0;~blastFlag~0 := 1; {5919#true} is VALID [2020-07-17 22:25:28,304 INFO L280 TraceCheckUtils]: 9: Hoare triple {5919#true} ~s__state~0 := 8496; {5919#true} is VALID [2020-07-17 22:25:28,304 INFO L280 TraceCheckUtils]: 10: Hoare triple {5919#true} assume !false; {5919#true} is VALID [2020-07-17 22:25:28,305 INFO L280 TraceCheckUtils]: 11: Hoare triple {5919#true} assume !(~s__state~0 <= 8512 && ~blastFlag~0 > 2); {5919#true} is VALID [2020-07-17 22:25:28,305 INFO L280 TraceCheckUtils]: 12: Hoare triple {5919#true} assume !(8466 == ~s__state~0); {5919#true} is VALID [2020-07-17 22:25:28,305 INFO L280 TraceCheckUtils]: 13: Hoare triple {5919#true} assume 8496 == ~s__state~0; {5919#true} is VALID [2020-07-17 22:25:28,305 INFO L280 TraceCheckUtils]: 14: Hoare triple {5919#true} assume 1 == ~blastFlag~0;~blastFlag~0 := 2; {5919#true} is VALID [2020-07-17 22:25:28,306 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 [2020-07-17 22:25:28,307 INFO L280 TraceCheckUtils]: 16: Hoare triple {5923#(not (= 0 main_~s__hit~0))} assume !false; {5923#(not (= 0 main_~s__hit~0))} is VALID [2020-07-17 22:25:28,308 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 [2020-07-17 22:25:28,309 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 [2020-07-17 22:25:28,310 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 [2020-07-17 22:25:28,311 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 [2020-07-17 22:25:28,311 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 [2020-07-17 22:25:28,312 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 [2020-07-17 22:25:28,313 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 [2020-07-17 22:25:28,313 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 [2020-07-17 22:25:28,314 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 [2020-07-17 22:25:28,314 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 [2020-07-17 22:25:28,315 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 [2020-07-17 22:25:28,316 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 [2020-07-17 22:25:28,316 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 [2020-07-17 22:25:28,317 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 [2020-07-17 22:25:28,317 INFO L280 TraceCheckUtils]: 31: Hoare triple {5923#(not (= 0 main_~s__hit~0))} assume !false; {5923#(not (= 0 main_~s__hit~0))} is VALID [2020-07-17 22:25:28,318 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 [2020-07-17 22:25:28,319 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 [2020-07-17 22:25:28,319 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 [2020-07-17 22:25:28,320 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 [2020-07-17 22:25:28,321 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 [2020-07-17 22:25:28,321 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 [2020-07-17 22:25:28,322 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 [2020-07-17 22:25:28,323 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 [2020-07-17 22:25:28,323 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 [2020-07-17 22:25:28,324 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 [2020-07-17 22:25:28,325 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 [2020-07-17 22:25:28,326 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 [2020-07-17 22:25:28,326 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 [2020-07-17 22:25:28,327 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 [2020-07-17 22:25:28,328 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 [2020-07-17 22:25:28,329 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 [2020-07-17 22:25:28,330 INFO L280 TraceCheckUtils]: 48: Hoare triple {5923#(not (= 0 main_~s__hit~0))} assume !false; {5923#(not (= 0 main_~s__hit~0))} is VALID [2020-07-17 22:25:28,331 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 [2020-07-17 22:25:28,332 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 [2020-07-17 22:25:28,333 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 [2020-07-17 22:25:28,334 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 [2020-07-17 22:25:28,335 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 [2020-07-17 22:25:28,336 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 [2020-07-17 22:25:28,337 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 [2020-07-17 22:25:28,338 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 [2020-07-17 22:25:28,339 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 [2020-07-17 22:25:28,340 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 [2020-07-17 22:25:28,341 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 [2020-07-17 22:25:28,342 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 [2020-07-17 22:25:28,343 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 [2020-07-17 22:25:28,343 INFO L280 TraceCheckUtils]: 62: Hoare triple {5920#false} assume !false; {5920#false} is VALID [2020-07-17 22:25:28,344 INFO L280 TraceCheckUtils]: 63: Hoare triple {5920#false} assume !(~s__state~0 <= 8512 && ~blastFlag~0 > 2); {5920#false} is VALID [2020-07-17 22:25:28,344 INFO L280 TraceCheckUtils]: 64: Hoare triple {5920#false} assume !(8466 == ~s__state~0); {5920#false} is VALID [2020-07-17 22:25:28,344 INFO L280 TraceCheckUtils]: 65: Hoare triple {5920#false} assume !(8496 == ~s__state~0); {5920#false} is VALID [2020-07-17 22:25:28,344 INFO L280 TraceCheckUtils]: 66: Hoare triple {5920#false} assume !(8512 == ~s__state~0); {5920#false} is VALID [2020-07-17 22:25:28,345 INFO L280 TraceCheckUtils]: 67: Hoare triple {5920#false} assume !(8528 == ~s__state~0); {5920#false} is VALID [2020-07-17 22:25:28,345 INFO L280 TraceCheckUtils]: 68: Hoare triple {5920#false} assume !(8544 == ~s__state~0); {5920#false} is VALID [2020-07-17 22:25:28,345 INFO L280 TraceCheckUtils]: 69: Hoare triple {5920#false} assume !(8560 == ~s__state~0); {5920#false} is VALID [2020-07-17 22:25:28,345 INFO L280 TraceCheckUtils]: 70: Hoare triple {5920#false} assume !(8576 == ~s__state~0); {5920#false} is VALID [2020-07-17 22:25:28,346 INFO L280 TraceCheckUtils]: 71: Hoare triple {5920#false} assume !(8592 == ~s__state~0); {5920#false} is VALID [2020-07-17 22:25:28,346 INFO L280 TraceCheckUtils]: 72: Hoare triple {5920#false} assume !(8608 == ~s__state~0); {5920#false} is VALID [2020-07-17 22:25:28,346 INFO L280 TraceCheckUtils]: 73: Hoare triple {5920#false} assume !(8640 == ~s__state~0); {5920#false} is VALID [2020-07-17 22:25:28,346 INFO L280 TraceCheckUtils]: 74: Hoare triple {5920#false} assume !(8656 == ~s__state~0); {5920#false} is VALID [2020-07-17 22:25:28,347 INFO L280 TraceCheckUtils]: 75: Hoare triple {5920#false} assume 8672 == ~s__state~0; {5920#false} is VALID [2020-07-17 22:25:28,347 INFO L280 TraceCheckUtils]: 76: Hoare triple {5920#false} assume !(4 == ~blastFlag~0); {5920#false} is VALID [2020-07-17 22:25:28,347 INFO L280 TraceCheckUtils]: 77: Hoare triple {5920#false} assume 5 == ~blastFlag~0; {5920#false} is VALID [2020-07-17 22:25:28,347 INFO L280 TraceCheckUtils]: 78: Hoare triple {5920#false} assume !false; {5920#false} is VALID [2020-07-17 22:25:28,355 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-07-17 22:25:28,356 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [133269551] [2020-07-17 22:25:28,356 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 22:25:28,356 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-17 22:25:28,356 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [715059191] [2020-07-17 22:25:28,357 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 79 [2020-07-17 22:25:28,357 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 22:25:28,357 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-17 22:25:28,410 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 54 edges. 54 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:25:28,411 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-17 22:25:28,411 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 22:25:28,411 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-17 22:25:28,412 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-17 22:25:28,412 INFO L87 Difference]: Start difference. First operand 186 states and 245 transitions. Second operand 3 states. [2020-07-17 22:25:28,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:25:28,629 INFO L93 Difference]: Finished difference Result 305 states and 376 transitions. [2020-07-17 22:25:28,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-17 22:25:28,629 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 79 [2020-07-17 22:25:28,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 22:25:28,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-17 22:25:28,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 117 transitions. [2020-07-17 22:25:28,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-17 22:25:28,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 117 transitions. [2020-07-17 22:25:28,633 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 117 transitions. [2020-07-17 22:25:28,750 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 117 edges. 117 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:25:28,750 INFO L225 Difference]: With dead ends: 305 [2020-07-17 22:25:28,750 INFO L226 Difference]: Without dead ends: 0 [2020-07-17 22:25:28,751 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 [2020-07-17 22:25:28,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-17 22:25:28,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-17 22:25:28,752 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 22:25:28,752 INFO L82 GeneralOperation]: Start isEquivalent. First operand 0 states. Second operand 0 states. [2020-07-17 22:25:28,753 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-17 22:25:28,753 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-17 22:25:28,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:25:28,753 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-17 22:25:28,753 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-17 22:25:28,754 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:25:28,754 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:25:28,754 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-17 22:25:28,754 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-17 22:25:28,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:25:28,755 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-17 22:25:28,755 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-17 22:25:28,755 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:25:28,755 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:25:28,755 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 22:25:28,756 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 22:25:28,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-17 22:25:28,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-17 22:25:28,756 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 79 [2020-07-17 22:25:28,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 22:25:28,757 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-17 22:25:28,757 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-17 22:25:28,757 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-17 22:25:28,757 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:25:28,757 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-07-17 22:25:28,760 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-17 22:25:29,011 INFO L271 CegarLoopResult]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2020-07-17 22:25:29,011 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-17 22:25:29,012 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-17 22:25:29,012 INFO L271 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-07-17 22:25:29,012 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-17 22:25:29,012 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-17 22:25:29,012 INFO L268 CegarLoopResult]: For program point L60(lines 60 189) no Hoare annotation was computed. [2020-07-17 22:25:29,012 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 8 217) no Hoare annotation was computed. [2020-07-17 22:25:29,012 INFO L268 CegarLoopResult]: For program point L151-1(lines 74 183) no Hoare annotation was computed. [2020-07-17 22:25:29,012 INFO L268 CegarLoopResult]: For program point L52(lines 52 193) no Hoare annotation was computed. [2020-07-17 22:25:29,013 INFO L268 CegarLoopResult]: For program point L85-1(lines 74 183) no Hoare annotation was computed. [2020-07-17 22:25:29,013 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))) [2020-07-17 22:25:29,013 INFO L268 CegarLoopResult]: For program point L44(lines 44 197) no Hoare annotation was computed. [2020-07-17 22:25:29,013 INFO L268 CegarLoopResult]: For program point L135(lines 135 139) no Hoare annotation was computed. [2020-07-17 22:25:29,013 INFO L264 CegarLoopResult]: At program point L69(lines 68 185) the Hoare annotation is: (and (<= 8656 main_~s__state~0) (<= main_~blastFlag~0 3)) [2020-07-17 22:25:29,014 INFO L268 CegarLoopResult]: For program point L36(lines 36 201) no Hoare annotation was computed. [2020-07-17 22:25:29,014 INFO L264 CegarLoopResult]: At program point L61(lines 60 189) the Hoare annotation is: (<= main_~blastFlag~0 2) [2020-07-17 22:25:29,014 INFO L264 CegarLoopResult]: At program point L53(lines 52 193) the Hoare annotation is: (<= main_~blastFlag~0 2) [2020-07-17 22:25:29,014 INFO L264 CegarLoopResult]: At program point L45(lines 44 197) the Hoare annotation is: (<= main_~blastFlag~0 2) [2020-07-17 22:25:29,014 INFO L268 CegarLoopResult]: For program point L78-1(lines 78 80) no Hoare annotation was computed. [2020-07-17 22:25:29,014 INFO L268 CegarLoopResult]: For program point L169-1(lines 74 183) no Hoare annotation was computed. [2020-07-17 22:25:29,015 INFO L264 CegarLoopResult]: At program point L37(lines 36 201) the Hoare annotation is: (<= main_~blastFlag~0 2) [2020-07-17 22:25:29,015 INFO L268 CegarLoopResult]: For program point L29(lines 29 204) no Hoare annotation was computed. [2020-07-17 22:25:29,015 INFO L264 CegarLoopResult]: At program point L120(lines 113 122) the Hoare annotation is: (<= main_~blastFlag~0 2) [2020-07-17 22:25:29,015 INFO L264 CegarLoopResult]: At program point L112(lines 105 123) the Hoare annotation is: (<= main_~blastFlag~0 2) [2020-07-17 22:25:29,015 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 8 217) no Hoare annotation was computed. [2020-07-17 22:25:29,015 INFO L268 CegarLoopResult]: For program point L162-1(lines 162 164) no Hoare annotation was computed. [2020-07-17 22:25:29,015 INFO L268 CegarLoopResult]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 215) no Hoare annotation was computed. [2020-07-17 22:25:29,016 INFO L264 CegarLoopResult]: At program point L30(lines 29 204) the Hoare annotation is: (<= main_~blastFlag~0 2) [2020-07-17 22:25:29,016 INFO L271 CegarLoopResult]: At program point mainENTRY(lines 8 217) the Hoare annotation is: true [2020-07-17 22:25:29,016 INFO L268 CegarLoopResult]: For program point L105(lines 105 123) no Hoare annotation was computed. [2020-07-17 22:25:29,016 INFO L268 CegarLoopResult]: For program point L72(lines 72 183) no Hoare annotation was computed. [2020-07-17 22:25:29,016 INFO L268 CegarLoopResult]: For program point L64(lines 64 187) no Hoare annotation was computed. [2020-07-17 22:25:29,016 INFO L268 CegarLoopResult]: For program point L56(lines 56 191) no Hoare annotation was computed. [2020-07-17 22:25:29,016 INFO L268 CegarLoopResult]: For program point L23(line 23) no Hoare annotation was computed. [2020-07-17 22:25:29,017 INFO L271 CegarLoopResult]: At program point L213(lines 8 217) the Hoare annotation is: true [2020-07-17 22:25:29,017 INFO L268 CegarLoopResult]: For program point L114(lines 114 118) no Hoare annotation was computed. [2020-07-17 22:25:29,017 INFO L268 CegarLoopResult]: For program point L48(lines 48 195) no Hoare annotation was computed. [2020-07-17 22:25:29,017 INFO L268 CegarLoopResult]: For program point L172(lines 172 174) no Hoare annotation was computed. [2020-07-17 22:25:29,017 INFO L268 CegarLoopResult]: For program point L106(lines 106 110) no Hoare annotation was computed. [2020-07-17 22:25:29,017 INFO L264 CegarLoopResult]: At program point L73(lines 72 183) the Hoare annotation is: (and (<= 8656 main_~s__state~0) (<= main_~blastFlag~0 3)) [2020-07-17 22:25:29,017 INFO L268 CegarLoopResult]: For program point L40(lines 40 199) no Hoare annotation was computed. [2020-07-17 22:25:29,018 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))) [2020-07-17 22:25:29,018 INFO L268 CegarLoopResult]: For program point L32(lines 32 203) no Hoare annotation was computed. [2020-07-17 22:25:29,018 INFO L264 CegarLoopResult]: At program point L57(lines 56 191) the Hoare annotation is: (<= main_~blastFlag~0 2) [2020-07-17 22:25:29,018 INFO L264 CegarLoopResult]: At program point L49(lines 48 195) the Hoare annotation is: (<= main_~blastFlag~0 2) [2020-07-17 22:25:29,018 INFO L264 CegarLoopResult]: At program point L173(lines 8 217) the Hoare annotation is: false [2020-07-17 22:25:29,018 INFO L264 CegarLoopResult]: At program point L41(lines 40 199) the Hoare annotation is: (<= main_~blastFlag~0 2) [2020-07-17 22:25:29,019 INFO L264 CegarLoopResult]: At program point L33(lines 32 203) the Hoare annotation is: (<= main_~blastFlag~0 2) [2020-07-17 22:25:29,019 INFO L268 CegarLoopResult]: For program point L68(lines 68 185) no Hoare annotation was computed. [2020-07-17 22:25:29,024 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-17 22:25:29,025 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-17 22:25:29,026 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-17 22:25:29,026 WARN L170 areAnnotationChecker]: L23 has no Hoare annotation [2020-07-17 22:25:29,026 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-17 22:25:29,026 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-17 22:25:29,026 WARN L170 areAnnotationChecker]: L23 has no Hoare annotation [2020-07-17 22:25:29,026 WARN L170 areAnnotationChecker]: L23 has no Hoare annotation [2020-07-17 22:25:29,026 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-17 22:25:29,027 WARN L170 areAnnotationChecker]: mainErr0ASSERT_VIOLATIONERROR_FUNCTION has no Hoare annotation [2020-07-17 22:25:29,027 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-17 22:25:29,027 WARN L170 areAnnotationChecker]: L29 has no Hoare annotation [2020-07-17 22:25:29,027 WARN L170 areAnnotationChecker]: L29 has no Hoare annotation [2020-07-17 22:25:29,027 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-17 22:25:29,027 WARN L170 areAnnotationChecker]: L78-1 has no Hoare annotation [2020-07-17 22:25:29,027 WARN L170 areAnnotationChecker]: L78-1 has no Hoare annotation [2020-07-17 22:25:29,027 WARN L170 areAnnotationChecker]: L32 has no Hoare annotation [2020-07-17 22:25:29,028 WARN L170 areAnnotationChecker]: L32 has no Hoare annotation [2020-07-17 22:25:29,028 WARN L170 areAnnotationChecker]: L78-1 has no Hoare annotation [2020-07-17 22:25:29,028 WARN L170 areAnnotationChecker]: L85-1 has no Hoare annotation [2020-07-17 22:25:29,028 WARN L170 areAnnotationChecker]: L85-1 has no Hoare annotation [2020-07-17 22:25:29,028 WARN L170 areAnnotationChecker]: L36 has no Hoare annotation [2020-07-17 22:25:29,028 WARN L170 areAnnotationChecker]: L36 has no Hoare annotation [2020-07-17 22:25:29,028 WARN L170 areAnnotationChecker]: L85-1 has no Hoare annotation [2020-07-17 22:25:29,028 WARN L170 areAnnotationChecker]: L85-1 has no Hoare annotation [2020-07-17 22:25:29,029 WARN L170 areAnnotationChecker]: L40 has no Hoare annotation [2020-07-17 22:25:29,029 WARN L170 areAnnotationChecker]: L40 has no Hoare annotation [2020-07-17 22:25:29,030 WARN L170 areAnnotationChecker]: L44 has no Hoare annotation [2020-07-17 22:25:29,030 WARN L170 areAnnotationChecker]: L44 has no Hoare annotation [2020-07-17 22:25:29,030 WARN L170 areAnnotationChecker]: L105 has no Hoare annotation [2020-07-17 22:25:29,031 WARN L170 areAnnotationChecker]: L48 has no Hoare annotation [2020-07-17 22:25:29,031 WARN L170 areAnnotationChecker]: L48 has no Hoare annotation [2020-07-17 22:25:29,031 WARN L170 areAnnotationChecker]: L105 has no Hoare annotation [2020-07-17 22:25:29,031 WARN L170 areAnnotationChecker]: L105 has no Hoare annotation [2020-07-17 22:25:29,032 WARN L170 areAnnotationChecker]: L52 has no Hoare annotation [2020-07-17 22:25:29,032 WARN L170 areAnnotationChecker]: L52 has no Hoare annotation [2020-07-17 22:25:29,032 WARN L170 areAnnotationChecker]: L106 has no Hoare annotation [2020-07-17 22:25:29,032 WARN L170 areAnnotationChecker]: L106 has no Hoare annotation [2020-07-17 22:25:29,032 WARN L170 areAnnotationChecker]: L114 has no Hoare annotation [2020-07-17 22:25:29,033 WARN L170 areAnnotationChecker]: L135 has no Hoare annotation [2020-07-17 22:25:29,033 WARN L170 areAnnotationChecker]: L56 has no Hoare annotation [2020-07-17 22:25:29,033 WARN L170 areAnnotationChecker]: L56 has no Hoare annotation [2020-07-17 22:25:29,033 WARN L170 areAnnotationChecker]: L114 has no Hoare annotation [2020-07-17 22:25:29,033 WARN L170 areAnnotationChecker]: L114 has no Hoare annotation [2020-07-17 22:25:29,034 WARN L170 areAnnotationChecker]: L135 has no Hoare annotation [2020-07-17 22:25:29,034 WARN L170 areAnnotationChecker]: L135 has no Hoare annotation [2020-07-17 22:25:29,035 WARN L170 areAnnotationChecker]: L60 has no Hoare annotation [2020-07-17 22:25:29,035 WARN L170 areAnnotationChecker]: L60 has no Hoare annotation [2020-07-17 22:25:29,035 WARN L170 areAnnotationChecker]: L64 has no Hoare annotation [2020-07-17 22:25:29,036 WARN L170 areAnnotationChecker]: L64 has no Hoare annotation [2020-07-17 22:25:29,036 WARN L170 areAnnotationChecker]: L151-1 has no Hoare annotation [2020-07-17 22:25:29,036 WARN L170 areAnnotationChecker]: L151-1 has no Hoare annotation [2020-07-17 22:25:29,036 WARN L170 areAnnotationChecker]: L68 has no Hoare annotation [2020-07-17 22:25:29,036 WARN L170 areAnnotationChecker]: L68 has no Hoare annotation [2020-07-17 22:25:29,036 WARN L170 areAnnotationChecker]: L151-1 has no Hoare annotation [2020-07-17 22:25:29,036 WARN L170 areAnnotationChecker]: L151-1 has no Hoare annotation [2020-07-17 22:25:29,036 WARN L170 areAnnotationChecker]: L162-1 has no Hoare annotation [2020-07-17 22:25:29,036 WARN L170 areAnnotationChecker]: L162-1 has no Hoare annotation [2020-07-17 22:25:29,037 WARN L170 areAnnotationChecker]: L72 has no Hoare annotation [2020-07-17 22:25:29,037 WARN L170 areAnnotationChecker]: L72 has no Hoare annotation [2020-07-17 22:25:29,037 WARN L170 areAnnotationChecker]: L162-1 has no Hoare annotation [2020-07-17 22:25:29,037 WARN L170 areAnnotationChecker]: L169-1 has no Hoare annotation [2020-07-17 22:25:29,037 WARN L170 areAnnotationChecker]: L172 has no Hoare annotation [2020-07-17 22:25:29,037 WARN L170 areAnnotationChecker]: L169-1 has no Hoare annotation [2020-07-17 22:25:29,037 WARN L170 areAnnotationChecker]: L169-1 has no Hoare annotation [2020-07-17 22:25:29,037 WARN L170 areAnnotationChecker]: L172 has no Hoare annotation [2020-07-17 22:25:29,037 WARN L170 areAnnotationChecker]: L172 has no Hoare annotation [2020-07-17 22:25:29,038 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. [2020-07-17 22:25:29,053 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.07 10:25:29 BoogieIcfgContainer [2020-07-17 22:25:29,054 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-17 22:25:29,057 INFO L168 Benchmark]: Toolchain (without parser) took 6782.11 ms. Allocated memory was 142.6 MB in the beginning and 302.0 MB in the end (delta: 159.4 MB). Free memory was 102.3 MB in the beginning and 224.7 MB in the end (delta: -122.4 MB). Peak memory consumption was 37.0 MB. Max. memory is 7.1 GB. [2020-07-17 22:25:29,058 INFO L168 Benchmark]: CDTParser took 0.77 ms. Allocated memory is still 142.6 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2020-07-17 22:25:29,059 INFO L168 Benchmark]: CACSL2BoogieTranslator took 345.96 ms. Allocated memory is still 142.6 MB. Free memory was 101.8 MB in the beginning and 90.4 MB in the end (delta: 11.4 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. [2020-07-17 22:25:29,059 INFO L168 Benchmark]: Boogie Preprocessor took 128.58 ms. Allocated memory was 142.6 MB in the beginning and 201.9 MB in the end (delta: 59.2 MB). Free memory was 90.4 MB in the beginning and 179.2 MB in the end (delta: -88.8 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. [2020-07-17 22:25:29,060 INFO L168 Benchmark]: RCFGBuilder took 547.14 ms. Allocated memory is still 201.9 MB. Free memory was 179.2 MB in the beginning and 150.4 MB in the end (delta: 28.8 MB). Peak memory consumption was 28.8 MB. Max. memory is 7.1 GB. [2020-07-17 22:25:29,061 INFO L168 Benchmark]: TraceAbstraction took 5747.19 ms. Allocated memory was 201.9 MB in the beginning and 302.0 MB in the end (delta: 100.1 MB). Free memory was 149.8 MB in the beginning and 224.7 MB in the end (delta: -74.9 MB). Peak memory consumption was 25.3 MB. Max. memory is 7.1 GB. [2020-07-17 22:25:29,065 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 0.77 ms. Allocated memory is still 142.6 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 345.96 ms. Allocated memory is still 142.6 MB. Free memory was 101.8 MB in the beginning and 90.4 MB in the end (delta: 11.4 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 128.58 ms. Allocated memory was 142.6 MB in the beginning and 201.9 MB in the end (delta: 59.2 MB). Free memory was 90.4 MB in the beginning and 179.2 MB in the end (delta: -88.8 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 547.14 ms. Allocated memory is still 201.9 MB. Free memory was 179.2 MB in the beginning and 150.4 MB in the end (delta: 28.8 MB). Peak memory consumption was 28.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 5747.19 ms. Allocated memory was 201.9 MB in the beginning and 302.0 MB in the end (delta: 100.1 MB). Free memory was 149.8 MB in the beginning and 224.7 MB in the end (delta: -74.9 MB). Peak memory consumption was 25.3 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: 5.3s, 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...