/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/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/ssh-simplified/s3_srvr_1a.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-267fbe0 [2020-07-18 00:15:27,630 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-18 00:15:27,632 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-18 00:15:27,652 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-18 00:15:27,653 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-18 00:15:27,655 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-18 00:15:27,656 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-18 00:15:27,661 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-18 00:15:27,663 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-18 00:15:27,664 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-18 00:15:27,665 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-18 00:15:27,666 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-18 00:15:27,667 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-18 00:15:27,668 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-18 00:15:27,669 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-18 00:15:27,670 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-18 00:15:27,671 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-18 00:15:27,672 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-18 00:15:27,674 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-18 00:15:27,676 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-18 00:15:27,677 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-18 00:15:27,679 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-18 00:15:27,680 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-18 00:15:27,680 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-18 00:15:27,683 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-18 00:15:27,683 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-18 00:15:27,683 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-18 00:15:27,684 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-18 00:15:27,685 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-18 00:15:27,686 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-18 00:15:27,686 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-18 00:15:27,687 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-18 00:15:27,687 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-18 00:15:27,688 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-18 00:15:27,689 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-18 00:15:27,690 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-18 00:15:27,690 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-18 00:15:27,691 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-18 00:15:27,691 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-18 00:15:27,692 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-18 00:15:27,692 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-18 00:15:27,693 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-07-18 00:15:27,703 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-18 00:15:27,703 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-18 00:15:27,704 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-18 00:15:27,705 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-18 00:15:27,705 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-18 00:15:27,705 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-18 00:15:27,705 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-18 00:15:27,705 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-18 00:15:27,705 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-18 00:15:27,706 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-18 00:15:27,706 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-18 00:15:27,706 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-18 00:15:27,706 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-18 00:15:27,706 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-18 00:15:27,707 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-18 00:15:27,707 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-07-18 00:15:27,707 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-18 00:15:27,707 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-18 00:15:27,708 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-18 00:15:27,708 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-18 00:15:27,708 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-07-18 00:15:27,708 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-18 00:15:27,708 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-07-18 00:15:28,031 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-18 00:15:28,046 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-18 00:15:28,050 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-18 00:15:28,052 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-18 00:15:28,052 INFO L275 PluginConnector]: CDTParser initialized [2020-07-18 00:15:28,053 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ssh-simplified/s3_srvr_1a.cil.c [2020-07-18 00:15:28,112 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69ed9900e/3dd00cd1955c42658eb6d32f5bbefdce/FLAG48aaf57d9 [2020-07-18 00:15:28,572 INFO L306 CDTParser]: Found 1 translation units. [2020-07-18 00:15:28,573 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ssh-simplified/s3_srvr_1a.cil.c [2020-07-18 00:15:28,581 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69ed9900e/3dd00cd1955c42658eb6d32f5bbefdce/FLAG48aaf57d9 [2020-07-18 00:15:28,930 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69ed9900e/3dd00cd1955c42658eb6d32f5bbefdce [2020-07-18 00:15:28,939 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-18 00:15:28,942 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-18 00:15:28,943 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-18 00:15:28,943 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-18 00:15:28,948 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-18 00:15:28,950 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.07 12:15:28" (1/1) ... [2020-07-18 00:15:28,953 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16833ba4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:15:28, skipping insertion in model container [2020-07-18 00:15:28,953 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.07 12:15:28" (1/1) ... [2020-07-18 00:15:28,960 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-18 00:15:28,988 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-18 00:15:29,178 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-18 00:15:29,184 INFO L203 MainTranslator]: Completed pre-run [2020-07-18 00:15:29,213 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-18 00:15:29,232 INFO L208 MainTranslator]: Completed translation [2020-07-18 00:15:29,232 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:15:29 WrapperNode [2020-07-18 00:15:29,233 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-18 00:15:29,233 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-18 00:15:29,234 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-18 00:15:29,234 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-18 00:15:29,335 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:15:29" (1/1) ... [2020-07-18 00:15:29,336 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:15:29" (1/1) ... [2020-07-18 00:15:29,343 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:15:29" (1/1) ... [2020-07-18 00:15:29,343 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:15:29" (1/1) ... [2020-07-18 00:15:29,350 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:15:29" (1/1) ... [2020-07-18 00:15:29,369 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:15:29" (1/1) ... [2020-07-18 00:15:29,373 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:15:29" (1/1) ... [2020-07-18 00:15:29,379 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-18 00:15:29,380 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-18 00:15:29,380 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-18 00:15:29,380 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-18 00:15:29,381 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:15:29" (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 [2020-07-18 00:15:29,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-18 00:15:29,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-18 00:15:29,436 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-18 00:15:29,436 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-18 00:15:29,436 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2020-07-18 00:15:29,436 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-18 00:15:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2020-07-18 00:15:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-18 00:15:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-18 00:15:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-18 00:15:29,960 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-18 00:15:29,961 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-07-18 00:15:29,965 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.07 12:15:29 BoogieIcfgContainer [2020-07-18 00:15:29,965 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-18 00:15:29,967 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-18 00:15:29,967 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-18 00:15:29,970 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-18 00:15:29,970 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.07 12:15:28" (1/3) ... [2020-07-18 00:15:29,971 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@285d945f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.07 12:15:29, skipping insertion in model container [2020-07-18 00:15:29,971 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:15:29" (2/3) ... [2020-07-18 00:15:29,972 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@285d945f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.07 12:15:29, skipping insertion in model container [2020-07-18 00:15:29,972 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.07 12:15:29" (3/3) ... [2020-07-18 00:15:29,974 INFO L109 eAbstractionObserver]: Analyzing ICFG s3_srvr_1a.cil.c [2020-07-18 00:15:29,983 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-07-18 00:15:29,991 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-18 00:15:30,003 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-18 00:15:30,025 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-18 00:15:30,025 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-18 00:15:30,026 INFO L377 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2020-07-18 00:15:30,026 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-18 00:15:30,026 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-18 00:15:30,026 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-18 00:15:30,026 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-18 00:15:30,027 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-18 00:15:30,043 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states. [2020-07-18 00:15:30,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-07-18 00:15:30,056 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 00:15:30,056 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-18 00:15:30,057 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 00:15:30,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 00:15:30,063 INFO L82 PathProgramCache]: Analyzing trace with hash 766781838, now seen corresponding path program 1 times [2020-07-18 00:15:30,072 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 00:15:30,073 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2041789030] [2020-07-18 00:15:30,074 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 00:15:30,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:15:30,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:15:30,291 INFO L280 TraceCheckUtils]: 0: Hoare triple {88#true} assume true; {88#true} is VALID [2020-07-18 00:15:30,292 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {88#true} {88#true} #232#return; {88#true} is VALID [2020-07-18 00:15:30,296 INFO L263 TraceCheckUtils]: 0: Hoare triple {88#true} call ULTIMATE.init(); {88#true} is VALID [2020-07-18 00:15:30,296 INFO L280 TraceCheckUtils]: 1: Hoare triple {88#true} assume true; {88#true} is VALID [2020-07-18 00:15:30,297 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {88#true} {88#true} #232#return; {88#true} is VALID [2020-07-18 00:15:30,297 INFO L263 TraceCheckUtils]: 3: Hoare triple {88#true} call #t~ret5 := main(); {88#true} is VALID [2020-07-18 00:15:30,298 INFO L280 TraceCheckUtils]: 4: Hoare triple {88#true} havoc ~s__state~0; {88#true} is VALID [2020-07-18 00:15:30,298 INFO L280 TraceCheckUtils]: 5: Hoare triple {88#true} assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647; {88#true} is VALID [2020-07-18 00:15:30,299 INFO L280 TraceCheckUtils]: 6: Hoare triple {88#true} ~s__hit~0 := #t~nondet0; {88#true} is VALID [2020-07-18 00:15:30,299 INFO L280 TraceCheckUtils]: 7: Hoare triple {88#true} havoc #t~nondet0; {88#true} is VALID [2020-07-18 00:15:30,300 INFO L280 TraceCheckUtils]: 8: Hoare triple {88#true} assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647; {88#true} is VALID [2020-07-18 00:15:30,300 INFO L280 TraceCheckUtils]: 9: Hoare triple {88#true} ~s__verify_mode~0 := #t~nondet1; {88#true} is VALID [2020-07-18 00:15:30,300 INFO L280 TraceCheckUtils]: 10: Hoare triple {88#true} havoc #t~nondet1; {88#true} is VALID [2020-07-18 00:15:30,302 INFO L280 TraceCheckUtils]: 11: Hoare triple {88#true} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {88#true} is VALID [2020-07-18 00:15:30,302 INFO L280 TraceCheckUtils]: 12: Hoare triple {88#true} ~s__session__peer~0 := #t~nondet2; {88#true} is VALID [2020-07-18 00:15:30,303 INFO L280 TraceCheckUtils]: 13: Hoare triple {88#true} havoc #t~nondet2; {88#true} is VALID [2020-07-18 00:15:30,303 INFO L280 TraceCheckUtils]: 14: Hoare triple {88#true} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {88#true} is VALID [2020-07-18 00:15:30,304 INFO L280 TraceCheckUtils]: 15: Hoare triple {88#true} ~s__s3__tmp__new_cipher__algorithms~0 := #t~nondet3; {88#true} is VALID [2020-07-18 00:15:30,304 INFO L280 TraceCheckUtils]: 16: Hoare triple {88#true} havoc #t~nondet3; {88#true} is VALID [2020-07-18 00:15:30,305 INFO L280 TraceCheckUtils]: 17: Hoare triple {88#true} havoc ~buf~0; {88#true} is VALID [2020-07-18 00:15:30,306 INFO L280 TraceCheckUtils]: 18: Hoare triple {88#true} havoc ~cb~0; {88#true} is VALID [2020-07-18 00:15:30,306 INFO L280 TraceCheckUtils]: 19: Hoare triple {88#true} havoc ~blastFlag~0; {88#true} is VALID [2020-07-18 00:15:30,307 INFO L280 TraceCheckUtils]: 20: Hoare triple {88#true} havoc ~tmp___1~0; {88#true} is VALID [2020-07-18 00:15:30,310 INFO L280 TraceCheckUtils]: 21: Hoare triple {88#true} ~s__state~0 := 8466; {88#true} is VALID [2020-07-18 00:15:30,313 INFO L280 TraceCheckUtils]: 22: Hoare triple {88#true} ~blastFlag~0 := 0; {92#(<= main_~blastFlag~0 0)} is VALID [2020-07-18 00:15:30,314 INFO L280 TraceCheckUtils]: 23: Hoare triple {92#(<= main_~blastFlag~0 0)} assume !false; {92#(<= main_~blastFlag~0 0)} is VALID [2020-07-18 00:15:30,315 INFO L280 TraceCheckUtils]: 24: Hoare triple {92#(<= main_~blastFlag~0 0)} assume ~s__state~0 <= 8512 && ~blastFlag~0 > 2; {89#false} is VALID [2020-07-18 00:15:30,316 INFO L280 TraceCheckUtils]: 25: Hoare triple {89#false} assume !false; {89#false} is VALID [2020-07-18 00:15:30,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-18 00:15:30,341 INFO L192 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-18 00:15:30,343 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2041789030] [2020-07-18 00:15:30,348 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-18 00:15:30,348 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-18 00:15:30,349 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [632623128] [2020-07-18 00:15:30,357 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2020-07-18 00:15:30,362 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 00:15:30,367 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-18 00:15:30,423 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 26 edges. 26 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 00:15:30,424 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-18 00:15:30,424 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-18 00:15:30,433 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-18 00:15:30,434 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-18 00:15:30,436 INFO L87 Difference]: Start difference. First operand 85 states. Second operand 3 states. [2020-07-18 00:15:30,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 00:15:30,950 INFO L93 Difference]: Finished difference Result 198 states and 286 transitions. [2020-07-18 00:15:30,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-18 00:15:30,950 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2020-07-18 00:15:30,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-18 00:15:30,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-18 00:15:30,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 286 transitions. [2020-07-18 00:15:30,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-18 00:15:30,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 286 transitions. [2020-07-18 00:15:30,976 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 286 transitions. [2020-07-18 00:15:31,288 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 286 edges. 286 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 00:15:31,305 INFO L225 Difference]: With dead ends: 198 [2020-07-18 00:15:31,306 INFO L226 Difference]: Without dead ends: 128 [2020-07-18 00:15:31,310 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-18 00:15:31,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2020-07-18 00:15:31,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 128. [2020-07-18 00:15:31,461 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-18 00:15:31,461 INFO L82 GeneralOperation]: Start isEquivalent. First operand 128 states. Second operand 128 states. [2020-07-18 00:15:31,462 INFO L74 IsIncluded]: Start isIncluded. First operand 128 states. Second operand 128 states. [2020-07-18 00:15:31,462 INFO L87 Difference]: Start difference. First operand 128 states. Second operand 128 states. [2020-07-18 00:15:31,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 00:15:31,474 INFO L93 Difference]: Finished difference Result 128 states and 171 transitions. [2020-07-18 00:15:31,474 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 171 transitions. [2020-07-18 00:15:31,476 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 00:15:31,476 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 00:15:31,477 INFO L74 IsIncluded]: Start isIncluded. First operand 128 states. Second operand 128 states. [2020-07-18 00:15:31,477 INFO L87 Difference]: Start difference. First operand 128 states. Second operand 128 states. [2020-07-18 00:15:31,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 00:15:31,488 INFO L93 Difference]: Finished difference Result 128 states and 171 transitions. [2020-07-18 00:15:31,489 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 171 transitions. [2020-07-18 00:15:31,490 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 00:15:31,491 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 00:15:31,491 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-18 00:15:31,491 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-18 00:15:31,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 128 states. [2020-07-18 00:15:31,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 171 transitions. [2020-07-18 00:15:31,501 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 171 transitions. Word has length 26 [2020-07-18 00:15:31,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-18 00:15:31,502 INFO L479 AbstractCegarLoop]: Abstraction has 128 states and 171 transitions. [2020-07-18 00:15:31,502 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-18 00:15:31,502 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 128 states and 171 transitions. [2020-07-18 00:15:31,711 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 171 edges. 171 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 00:15:31,711 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 171 transitions. [2020-07-18 00:15:31,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-07-18 00:15:31,713 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 00:15:31,713 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-18 00:15:31,714 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-18 00:15:31,714 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 00:15:31,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 00:15:31,714 INFO L82 PathProgramCache]: Analyzing trace with hash -184994456, now seen corresponding path program 1 times [2020-07-18 00:15:31,715 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 00:15:31,715 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1425230045] [2020-07-18 00:15:31,715 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 00:15:31,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:15:31,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:15:31,803 INFO L280 TraceCheckUtils]: 0: Hoare triple {1003#true} assume true; {1003#true} is VALID [2020-07-18 00:15:31,804 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1003#true} {1003#true} #232#return; {1003#true} is VALID [2020-07-18 00:15:31,804 INFO L263 TraceCheckUtils]: 0: Hoare triple {1003#true} call ULTIMATE.init(); {1003#true} is VALID [2020-07-18 00:15:31,804 INFO L280 TraceCheckUtils]: 1: Hoare triple {1003#true} assume true; {1003#true} is VALID [2020-07-18 00:15:31,805 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1003#true} {1003#true} #232#return; {1003#true} is VALID [2020-07-18 00:15:31,805 INFO L263 TraceCheckUtils]: 3: Hoare triple {1003#true} call #t~ret5 := main(); {1003#true} is VALID [2020-07-18 00:15:31,805 INFO L280 TraceCheckUtils]: 4: Hoare triple {1003#true} havoc ~s__state~0; {1003#true} is VALID [2020-07-18 00:15:31,806 INFO L280 TraceCheckUtils]: 5: Hoare triple {1003#true} assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647; {1003#true} is VALID [2020-07-18 00:15:31,806 INFO L280 TraceCheckUtils]: 6: Hoare triple {1003#true} ~s__hit~0 := #t~nondet0; {1003#true} is VALID [2020-07-18 00:15:31,806 INFO L280 TraceCheckUtils]: 7: Hoare triple {1003#true} havoc #t~nondet0; {1003#true} is VALID [2020-07-18 00:15:31,807 INFO L280 TraceCheckUtils]: 8: Hoare triple {1003#true} assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647; {1003#true} is VALID [2020-07-18 00:15:31,807 INFO L280 TraceCheckUtils]: 9: Hoare triple {1003#true} ~s__verify_mode~0 := #t~nondet1; {1003#true} is VALID [2020-07-18 00:15:31,807 INFO L280 TraceCheckUtils]: 10: Hoare triple {1003#true} havoc #t~nondet1; {1003#true} is VALID [2020-07-18 00:15:31,808 INFO L280 TraceCheckUtils]: 11: Hoare triple {1003#true} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {1003#true} is VALID [2020-07-18 00:15:31,808 INFO L280 TraceCheckUtils]: 12: Hoare triple {1003#true} ~s__session__peer~0 := #t~nondet2; {1003#true} is VALID [2020-07-18 00:15:31,808 INFO L280 TraceCheckUtils]: 13: Hoare triple {1003#true} havoc #t~nondet2; {1003#true} is VALID [2020-07-18 00:15:31,809 INFO L280 TraceCheckUtils]: 14: Hoare triple {1003#true} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {1003#true} is VALID [2020-07-18 00:15:31,809 INFO L280 TraceCheckUtils]: 15: Hoare triple {1003#true} ~s__s3__tmp__new_cipher__algorithms~0 := #t~nondet3; {1003#true} is VALID [2020-07-18 00:15:31,809 INFO L280 TraceCheckUtils]: 16: Hoare triple {1003#true} havoc #t~nondet3; {1003#true} is VALID [2020-07-18 00:15:31,810 INFO L280 TraceCheckUtils]: 17: Hoare triple {1003#true} havoc ~buf~0; {1003#true} is VALID [2020-07-18 00:15:31,810 INFO L280 TraceCheckUtils]: 18: Hoare triple {1003#true} havoc ~cb~0; {1003#true} is VALID [2020-07-18 00:15:31,810 INFO L280 TraceCheckUtils]: 19: Hoare triple {1003#true} havoc ~blastFlag~0; {1003#true} is VALID [2020-07-18 00:15:31,811 INFO L280 TraceCheckUtils]: 20: Hoare triple {1003#true} havoc ~tmp___1~0; {1003#true} is VALID [2020-07-18 00:15:31,811 INFO L280 TraceCheckUtils]: 21: Hoare triple {1003#true} ~s__state~0 := 8466; {1003#true} is VALID [2020-07-18 00:15:31,811 INFO L280 TraceCheckUtils]: 22: Hoare triple {1003#true} ~blastFlag~0 := 0; {1003#true} is VALID [2020-07-18 00:15:31,812 INFO L280 TraceCheckUtils]: 23: Hoare triple {1003#true} assume !false; {1003#true} is VALID [2020-07-18 00:15:31,812 INFO L280 TraceCheckUtils]: 24: Hoare triple {1003#true} assume !(~s__state~0 <= 8512 && ~blastFlag~0 > 2); {1003#true} is VALID [2020-07-18 00:15:31,812 INFO L280 TraceCheckUtils]: 25: Hoare triple {1003#true} assume 8466 == ~s__state~0; {1003#true} is VALID [2020-07-18 00:15:31,813 INFO L280 TraceCheckUtils]: 26: Hoare triple {1003#true} assume 0 == ~blastFlag~0; {1003#true} is VALID [2020-07-18 00:15:31,814 INFO L280 TraceCheckUtils]: 27: Hoare triple {1003#true} ~blastFlag~0 := 1; {1007#(<= main_~blastFlag~0 1)} is VALID [2020-07-18 00:15:31,814 INFO L280 TraceCheckUtils]: 28: Hoare triple {1007#(<= main_~blastFlag~0 1)} ~s__state~0 := 8496; {1007#(<= main_~blastFlag~0 1)} is VALID [2020-07-18 00:15:31,815 INFO L280 TraceCheckUtils]: 29: Hoare triple {1007#(<= main_~blastFlag~0 1)} assume !false; {1007#(<= main_~blastFlag~0 1)} is VALID [2020-07-18 00:15:31,816 INFO L280 TraceCheckUtils]: 30: Hoare triple {1007#(<= main_~blastFlag~0 1)} assume ~s__state~0 <= 8512 && ~blastFlag~0 > 2; {1004#false} is VALID [2020-07-18 00:15:31,816 INFO L280 TraceCheckUtils]: 31: Hoare triple {1004#false} assume !false; {1004#false} is VALID [2020-07-18 00:15:31,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-18 00:15:31,821 INFO L192 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-18 00:15:31,822 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1425230045] [2020-07-18 00:15:31,822 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-18 00:15:31,822 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-18 00:15:31,823 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1586964873] [2020-07-18 00:15:31,824 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 32 [2020-07-18 00:15:31,824 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 00:15:31,824 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-18 00:15:31,855 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 32 edges. 32 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 00:15:31,855 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-18 00:15:31,855 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-18 00:15:31,856 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-18 00:15:31,856 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-18 00:15:31,856 INFO L87 Difference]: Start difference. First operand 128 states and 171 transitions. Second operand 3 states. [2020-07-18 00:15:32,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 00:15:32,236 INFO L93 Difference]: Finished difference Result 233 states and 325 transitions. [2020-07-18 00:15:32,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-18 00:15:32,236 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 32 [2020-07-18 00:15:32,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-18 00:15:32,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-18 00:15:32,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 257 transitions. [2020-07-18 00:15:32,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-18 00:15:32,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 257 transitions. [2020-07-18 00:15:32,246 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 257 transitions. [2020-07-18 00:15:32,533 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 257 edges. 257 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 00:15:32,544 INFO L225 Difference]: With dead ends: 233 [2020-07-18 00:15:32,545 INFO L226 Difference]: Without dead ends: 177 [2020-07-18 00:15:32,547 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-18 00:15:32,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2020-07-18 00:15:32,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 177. [2020-07-18 00:15:32,711 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-18 00:15:32,711 INFO L82 GeneralOperation]: Start isEquivalent. First operand 177 states. Second operand 177 states. [2020-07-18 00:15:32,711 INFO L74 IsIncluded]: Start isIncluded. First operand 177 states. Second operand 177 states. [2020-07-18 00:15:32,711 INFO L87 Difference]: Start difference. First operand 177 states. Second operand 177 states. [2020-07-18 00:15:32,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 00:15:32,719 INFO L93 Difference]: Finished difference Result 177 states and 240 transitions. [2020-07-18 00:15:32,719 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 240 transitions. [2020-07-18 00:15:32,721 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 00:15:32,721 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 00:15:32,722 INFO L74 IsIncluded]: Start isIncluded. First operand 177 states. Second operand 177 states. [2020-07-18 00:15:32,722 INFO L87 Difference]: Start difference. First operand 177 states. Second operand 177 states. [2020-07-18 00:15:32,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 00:15:32,730 INFO L93 Difference]: Finished difference Result 177 states and 240 transitions. [2020-07-18 00:15:32,730 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 240 transitions. [2020-07-18 00:15:32,732 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 00:15:32,732 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 00:15:32,732 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-18 00:15:32,732 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-18 00:15:32,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 177 states. [2020-07-18 00:15:32,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 240 transitions. [2020-07-18 00:15:32,740 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 240 transitions. Word has length 32 [2020-07-18 00:15:32,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-18 00:15:32,740 INFO L479 AbstractCegarLoop]: Abstraction has 177 states and 240 transitions. [2020-07-18 00:15:32,741 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-18 00:15:32,741 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 177 states and 240 transitions. [2020-07-18 00:15:33,001 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 240 edges. 240 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 00:15:33,001 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 240 transitions. [2020-07-18 00:15:33,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-07-18 00:15:33,004 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 00:15:33,004 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-18 00:15:33,005 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-18 00:15:33,005 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 00:15:33,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 00:15:33,005 INFO L82 PathProgramCache]: Analyzing trace with hash -1532764802, now seen corresponding path program 1 times [2020-07-18 00:15:33,005 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 00:15:33,006 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1099983868] [2020-07-18 00:15:33,006 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 00:15:33,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:15:33,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:15:33,070 INFO L280 TraceCheckUtils]: 0: Hoare triple {2184#true} assume true; {2184#true} is VALID [2020-07-18 00:15:33,070 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2184#true} {2184#true} #232#return; {2184#true} is VALID [2020-07-18 00:15:33,070 INFO L263 TraceCheckUtils]: 0: Hoare triple {2184#true} call ULTIMATE.init(); {2184#true} is VALID [2020-07-18 00:15:33,071 INFO L280 TraceCheckUtils]: 1: Hoare triple {2184#true} assume true; {2184#true} is VALID [2020-07-18 00:15:33,071 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2184#true} {2184#true} #232#return; {2184#true} is VALID [2020-07-18 00:15:33,071 INFO L263 TraceCheckUtils]: 3: Hoare triple {2184#true} call #t~ret5 := main(); {2184#true} is VALID [2020-07-18 00:15:33,072 INFO L280 TraceCheckUtils]: 4: Hoare triple {2184#true} havoc ~s__state~0; {2184#true} is VALID [2020-07-18 00:15:33,072 INFO L280 TraceCheckUtils]: 5: Hoare triple {2184#true} assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647; {2184#true} is VALID [2020-07-18 00:15:33,072 INFO L280 TraceCheckUtils]: 6: Hoare triple {2184#true} ~s__hit~0 := #t~nondet0; {2184#true} is VALID [2020-07-18 00:15:33,072 INFO L280 TraceCheckUtils]: 7: Hoare triple {2184#true} havoc #t~nondet0; {2184#true} is VALID [2020-07-18 00:15:33,073 INFO L280 TraceCheckUtils]: 8: Hoare triple {2184#true} assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647; {2184#true} is VALID [2020-07-18 00:15:33,073 INFO L280 TraceCheckUtils]: 9: Hoare triple {2184#true} ~s__verify_mode~0 := #t~nondet1; {2184#true} is VALID [2020-07-18 00:15:33,074 INFO L280 TraceCheckUtils]: 10: Hoare triple {2184#true} havoc #t~nondet1; {2184#true} is VALID [2020-07-18 00:15:33,074 INFO L280 TraceCheckUtils]: 11: Hoare triple {2184#true} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {2184#true} is VALID [2020-07-18 00:15:33,074 INFO L280 TraceCheckUtils]: 12: Hoare triple {2184#true} ~s__session__peer~0 := #t~nondet2; {2184#true} is VALID [2020-07-18 00:15:33,075 INFO L280 TraceCheckUtils]: 13: Hoare triple {2184#true} havoc #t~nondet2; {2184#true} is VALID [2020-07-18 00:15:33,075 INFO L280 TraceCheckUtils]: 14: Hoare triple {2184#true} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {2184#true} is VALID [2020-07-18 00:15:33,075 INFO L280 TraceCheckUtils]: 15: Hoare triple {2184#true} ~s__s3__tmp__new_cipher__algorithms~0 := #t~nondet3; {2184#true} is VALID [2020-07-18 00:15:33,075 INFO L280 TraceCheckUtils]: 16: Hoare triple {2184#true} havoc #t~nondet3; {2184#true} is VALID [2020-07-18 00:15:33,076 INFO L280 TraceCheckUtils]: 17: Hoare triple {2184#true} havoc ~buf~0; {2184#true} is VALID [2020-07-18 00:15:33,076 INFO L280 TraceCheckUtils]: 18: Hoare triple {2184#true} havoc ~cb~0; {2184#true} is VALID [2020-07-18 00:15:33,076 INFO L280 TraceCheckUtils]: 19: Hoare triple {2184#true} havoc ~blastFlag~0; {2184#true} is VALID [2020-07-18 00:15:33,077 INFO L280 TraceCheckUtils]: 20: Hoare triple {2184#true} havoc ~tmp___1~0; {2184#true} is VALID [2020-07-18 00:15:33,077 INFO L280 TraceCheckUtils]: 21: Hoare triple {2184#true} ~s__state~0 := 8466; {2184#true} is VALID [2020-07-18 00:15:33,077 INFO L280 TraceCheckUtils]: 22: Hoare triple {2184#true} ~blastFlag~0 := 0; {2184#true} is VALID [2020-07-18 00:15:33,078 INFO L280 TraceCheckUtils]: 23: Hoare triple {2184#true} assume !false; {2184#true} is VALID [2020-07-18 00:15:33,078 INFO L280 TraceCheckUtils]: 24: Hoare triple {2184#true} assume !(~s__state~0 <= 8512 && ~blastFlag~0 > 2); {2184#true} is VALID [2020-07-18 00:15:33,078 INFO L280 TraceCheckUtils]: 25: Hoare triple {2184#true} assume 8466 == ~s__state~0; {2184#true} is VALID [2020-07-18 00:15:33,078 INFO L280 TraceCheckUtils]: 26: Hoare triple {2184#true} assume 0 == ~blastFlag~0; {2184#true} is VALID [2020-07-18 00:15:33,079 INFO L280 TraceCheckUtils]: 27: Hoare triple {2184#true} ~blastFlag~0 := 1; {2184#true} is VALID [2020-07-18 00:15:33,079 INFO L280 TraceCheckUtils]: 28: Hoare triple {2184#true} ~s__state~0 := 8496; {2184#true} is VALID [2020-07-18 00:15:33,079 INFO L280 TraceCheckUtils]: 29: Hoare triple {2184#true} assume !false; {2184#true} is VALID [2020-07-18 00:15:33,080 INFO L280 TraceCheckUtils]: 30: Hoare triple {2184#true} assume !(~s__state~0 <= 8512 && ~blastFlag~0 > 2); {2184#true} is VALID [2020-07-18 00:15:33,080 INFO L280 TraceCheckUtils]: 31: Hoare triple {2184#true} assume !(8466 == ~s__state~0); {2184#true} is VALID [2020-07-18 00:15:33,080 INFO L280 TraceCheckUtils]: 32: Hoare triple {2184#true} assume 8496 == ~s__state~0; {2184#true} is VALID [2020-07-18 00:15:33,080 INFO L280 TraceCheckUtils]: 33: Hoare triple {2184#true} assume 1 == ~blastFlag~0; {2184#true} is VALID [2020-07-18 00:15:33,081 INFO L280 TraceCheckUtils]: 34: Hoare triple {2184#true} ~blastFlag~0 := 2; {2184#true} is VALID [2020-07-18 00:15:33,081 INFO L280 TraceCheckUtils]: 35: Hoare triple {2184#true} assume 0 != ~s__hit~0; {2184#true} is VALID [2020-07-18 00:15:33,082 INFO L280 TraceCheckUtils]: 36: Hoare triple {2184#true} ~s__state~0 := 8656; {2188#(<= 8656 main_~s__state~0)} is VALID [2020-07-18 00:15:33,083 INFO L280 TraceCheckUtils]: 37: Hoare triple {2188#(<= 8656 main_~s__state~0)} assume !false; {2188#(<= 8656 main_~s__state~0)} is VALID [2020-07-18 00:15:33,083 INFO L280 TraceCheckUtils]: 38: Hoare triple {2188#(<= 8656 main_~s__state~0)} assume ~s__state~0 <= 8512 && ~blastFlag~0 > 2; {2185#false} is VALID [2020-07-18 00:15:33,084 INFO L280 TraceCheckUtils]: 39: Hoare triple {2185#false} assume !false; {2185#false} is VALID [2020-07-18 00:15:33,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-18 00:15:33,089 INFO L192 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-18 00:15:33,089 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1099983868] [2020-07-18 00:15:33,090 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-18 00:15:33,090 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-18 00:15:33,090 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [390209524] [2020-07-18 00:15:33,091 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 40 [2020-07-18 00:15:33,091 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 00:15:33,091 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-18 00:15:33,119 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 38 edges. 38 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 00:15:33,119 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-18 00:15:33,120 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-18 00:15:33,120 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-18 00:15:33,120 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-18 00:15:33,121 INFO L87 Difference]: Start difference. First operand 177 states and 240 transitions. Second operand 3 states. [2020-07-18 00:15:33,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 00:15:33,654 INFO L93 Difference]: Finished difference Result 375 states and 534 transitions. [2020-07-18 00:15:33,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-18 00:15:33,654 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 40 [2020-07-18 00:15:33,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-18 00:15:33,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-18 00:15:33,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 210 transitions. [2020-07-18 00:15:33,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-18 00:15:33,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 210 transitions. [2020-07-18 00:15:33,662 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 210 transitions. [2020-07-18 00:15:33,870 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 210 edges. 210 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 00:15:33,878 INFO L225 Difference]: With dead ends: 375 [2020-07-18 00:15:33,878 INFO L226 Difference]: Without dead ends: 221 [2020-07-18 00:15:33,880 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-18 00:15:33,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2020-07-18 00:15:34,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 213. [2020-07-18 00:15:34,139 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-18 00:15:34,139 INFO L82 GeneralOperation]: Start isEquivalent. First operand 221 states. Second operand 213 states. [2020-07-18 00:15:34,139 INFO L74 IsIncluded]: Start isIncluded. First operand 221 states. Second operand 213 states. [2020-07-18 00:15:34,139 INFO L87 Difference]: Start difference. First operand 221 states. Second operand 213 states. [2020-07-18 00:15:34,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 00:15:34,148 INFO L93 Difference]: Finished difference Result 221 states and 286 transitions. [2020-07-18 00:15:34,149 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 286 transitions. [2020-07-18 00:15:34,149 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 00:15:34,150 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 00:15:34,150 INFO L74 IsIncluded]: Start isIncluded. First operand 213 states. Second operand 221 states. [2020-07-18 00:15:34,150 INFO L87 Difference]: Start difference. First operand 213 states. Second operand 221 states. [2020-07-18 00:15:34,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 00:15:34,159 INFO L93 Difference]: Finished difference Result 221 states and 286 transitions. [2020-07-18 00:15:34,159 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 286 transitions. [2020-07-18 00:15:34,160 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 00:15:34,160 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 00:15:34,161 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-18 00:15:34,161 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-18 00:15:34,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 213 states. [2020-07-18 00:15:34,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 276 transitions. [2020-07-18 00:15:34,169 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 276 transitions. Word has length 40 [2020-07-18 00:15:34,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-18 00:15:34,170 INFO L479 AbstractCegarLoop]: Abstraction has 213 states and 276 transitions. [2020-07-18 00:15:34,170 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-18 00:15:34,170 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 213 states and 276 transitions. [2020-07-18 00:15:34,507 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 276 edges. 276 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 00:15:34,507 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 276 transitions. [2020-07-18 00:15:34,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-07-18 00:15:34,508 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 00:15:34,509 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-18 00:15:34,509 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-18 00:15:34,509 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 00:15:34,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 00:15:34,510 INFO L82 PathProgramCache]: Analyzing trace with hash -1529904866, now seen corresponding path program 1 times [2020-07-18 00:15:34,510 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 00:15:34,510 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [714968486] [2020-07-18 00:15:34,513 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 00:15:34,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:15:34,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:15:34,614 INFO L280 TraceCheckUtils]: 0: Hoare triple {3809#true} assume true; {3809#true} is VALID [2020-07-18 00:15:34,615 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3809#true} {3809#true} #232#return; {3809#true} is VALID [2020-07-18 00:15:34,615 INFO L263 TraceCheckUtils]: 0: Hoare triple {3809#true} call ULTIMATE.init(); {3809#true} is VALID [2020-07-18 00:15:34,615 INFO L280 TraceCheckUtils]: 1: Hoare triple {3809#true} assume true; {3809#true} is VALID [2020-07-18 00:15:34,616 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3809#true} {3809#true} #232#return; {3809#true} is VALID [2020-07-18 00:15:34,616 INFO L263 TraceCheckUtils]: 3: Hoare triple {3809#true} call #t~ret5 := main(); {3809#true} is VALID [2020-07-18 00:15:34,616 INFO L280 TraceCheckUtils]: 4: Hoare triple {3809#true} havoc ~s__state~0; {3809#true} is VALID [2020-07-18 00:15:34,616 INFO L280 TraceCheckUtils]: 5: Hoare triple {3809#true} assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647; {3809#true} is VALID [2020-07-18 00:15:34,617 INFO L280 TraceCheckUtils]: 6: Hoare triple {3809#true} ~s__hit~0 := #t~nondet0; {3809#true} is VALID [2020-07-18 00:15:34,617 INFO L280 TraceCheckUtils]: 7: Hoare triple {3809#true} havoc #t~nondet0; {3809#true} is VALID [2020-07-18 00:15:34,617 INFO L280 TraceCheckUtils]: 8: Hoare triple {3809#true} assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647; {3809#true} is VALID [2020-07-18 00:15:34,618 INFO L280 TraceCheckUtils]: 9: Hoare triple {3809#true} ~s__verify_mode~0 := #t~nondet1; {3809#true} is VALID [2020-07-18 00:15:34,618 INFO L280 TraceCheckUtils]: 10: Hoare triple {3809#true} havoc #t~nondet1; {3809#true} is VALID [2020-07-18 00:15:34,618 INFO L280 TraceCheckUtils]: 11: Hoare triple {3809#true} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {3809#true} is VALID [2020-07-18 00:15:34,618 INFO L280 TraceCheckUtils]: 12: Hoare triple {3809#true} ~s__session__peer~0 := #t~nondet2; {3809#true} is VALID [2020-07-18 00:15:34,619 INFO L280 TraceCheckUtils]: 13: Hoare triple {3809#true} havoc #t~nondet2; {3809#true} is VALID [2020-07-18 00:15:34,619 INFO L280 TraceCheckUtils]: 14: Hoare triple {3809#true} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {3809#true} is VALID [2020-07-18 00:15:34,619 INFO L280 TraceCheckUtils]: 15: Hoare triple {3809#true} ~s__s3__tmp__new_cipher__algorithms~0 := #t~nondet3; {3809#true} is VALID [2020-07-18 00:15:34,619 INFO L280 TraceCheckUtils]: 16: Hoare triple {3809#true} havoc #t~nondet3; {3809#true} is VALID [2020-07-18 00:15:34,620 INFO L280 TraceCheckUtils]: 17: Hoare triple {3809#true} havoc ~buf~0; {3809#true} is VALID [2020-07-18 00:15:34,620 INFO L280 TraceCheckUtils]: 18: Hoare triple {3809#true} havoc ~cb~0; {3809#true} is VALID [2020-07-18 00:15:34,620 INFO L280 TraceCheckUtils]: 19: Hoare triple {3809#true} havoc ~blastFlag~0; {3809#true} is VALID [2020-07-18 00:15:34,621 INFO L280 TraceCheckUtils]: 20: Hoare triple {3809#true} havoc ~tmp___1~0; {3809#true} is VALID [2020-07-18 00:15:34,621 INFO L280 TraceCheckUtils]: 21: Hoare triple {3809#true} ~s__state~0 := 8466; {3809#true} is VALID [2020-07-18 00:15:34,621 INFO L280 TraceCheckUtils]: 22: Hoare triple {3809#true} ~blastFlag~0 := 0; {3809#true} is VALID [2020-07-18 00:15:34,621 INFO L280 TraceCheckUtils]: 23: Hoare triple {3809#true} assume !false; {3809#true} is VALID [2020-07-18 00:15:34,622 INFO L280 TraceCheckUtils]: 24: Hoare triple {3809#true} assume !(~s__state~0 <= 8512 && ~blastFlag~0 > 2); {3809#true} is VALID [2020-07-18 00:15:34,622 INFO L280 TraceCheckUtils]: 25: Hoare triple {3809#true} assume 8466 == ~s__state~0; {3809#true} is VALID [2020-07-18 00:15:34,622 INFO L280 TraceCheckUtils]: 26: Hoare triple {3809#true} assume 0 == ~blastFlag~0; {3809#true} is VALID [2020-07-18 00:15:34,622 INFO L280 TraceCheckUtils]: 27: Hoare triple {3809#true} ~blastFlag~0 := 1; {3809#true} is VALID [2020-07-18 00:15:34,623 INFO L280 TraceCheckUtils]: 28: Hoare triple {3809#true} ~s__state~0 := 8496; {3809#true} is VALID [2020-07-18 00:15:34,623 INFO L280 TraceCheckUtils]: 29: Hoare triple {3809#true} assume !false; {3809#true} is VALID [2020-07-18 00:15:34,623 INFO L280 TraceCheckUtils]: 30: Hoare triple {3809#true} assume !(~s__state~0 <= 8512 && ~blastFlag~0 > 2); {3809#true} is VALID [2020-07-18 00:15:34,624 INFO L280 TraceCheckUtils]: 31: Hoare triple {3809#true} assume !(8466 == ~s__state~0); {3809#true} is VALID [2020-07-18 00:15:34,624 INFO L280 TraceCheckUtils]: 32: Hoare triple {3809#true} assume 8496 == ~s__state~0; {3809#true} is VALID [2020-07-18 00:15:34,624 INFO L280 TraceCheckUtils]: 33: Hoare triple {3809#true} assume 1 == ~blastFlag~0; {3809#true} is VALID [2020-07-18 00:15:34,625 INFO L280 TraceCheckUtils]: 34: Hoare triple {3809#true} ~blastFlag~0 := 2; {3813#(<= main_~blastFlag~0 2)} is VALID [2020-07-18 00:15:34,625 INFO L280 TraceCheckUtils]: 35: Hoare triple {3813#(<= main_~blastFlag~0 2)} assume !(0 != ~s__hit~0); {3813#(<= main_~blastFlag~0 2)} is VALID [2020-07-18 00:15:34,626 INFO L280 TraceCheckUtils]: 36: Hoare triple {3813#(<= main_~blastFlag~0 2)} ~s__state~0 := 8512; {3813#(<= main_~blastFlag~0 2)} is VALID [2020-07-18 00:15:34,626 INFO L280 TraceCheckUtils]: 37: Hoare triple {3813#(<= main_~blastFlag~0 2)} assume !false; {3813#(<= main_~blastFlag~0 2)} is VALID [2020-07-18 00:15:34,626 INFO L280 TraceCheckUtils]: 38: Hoare triple {3813#(<= main_~blastFlag~0 2)} assume ~s__state~0 <= 8512 && ~blastFlag~0 > 2; {3810#false} is VALID [2020-07-18 00:15:34,627 INFO L280 TraceCheckUtils]: 39: Hoare triple {3810#false} assume !false; {3810#false} is VALID [2020-07-18 00:15:34,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-18 00:15:34,635 INFO L192 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-18 00:15:34,635 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [714968486] [2020-07-18 00:15:34,635 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-18 00:15:34,635 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-18 00:15:34,636 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2125623280] [2020-07-18 00:15:34,636 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 40 [2020-07-18 00:15:34,637 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 00:15:34,637 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-18 00:15:34,675 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 38 edges. 38 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 00:15:34,676 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-18 00:15:34,676 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-18 00:15:34,676 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-18 00:15:34,676 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-18 00:15:34,676 INFO L87 Difference]: Start difference. First operand 213 states and 276 transitions. Second operand 3 states. [2020-07-18 00:15:35,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 00:15:35,219 INFO L93 Difference]: Finished difference Result 403 states and 535 transitions. [2020-07-18 00:15:35,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-18 00:15:35,219 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 40 [2020-07-18 00:15:35,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-18 00:15:35,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-18 00:15:35,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 257 transitions. [2020-07-18 00:15:35,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-18 00:15:35,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 257 transitions. [2020-07-18 00:15:35,227 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 257 transitions. [2020-07-18 00:15:35,459 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 257 edges. 257 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 00:15:35,475 INFO L225 Difference]: With dead ends: 403 [2020-07-18 00:15:35,475 INFO L226 Difference]: Without dead ends: 274 [2020-07-18 00:15:35,477 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-18 00:15:35,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 274 states. [2020-07-18 00:15:35,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 274 to 274. [2020-07-18 00:15:35,783 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-18 00:15:35,783 INFO L82 GeneralOperation]: Start isEquivalent. First operand 274 states. Second operand 274 states. [2020-07-18 00:15:35,783 INFO L74 IsIncluded]: Start isIncluded. First operand 274 states. Second operand 274 states. [2020-07-18 00:15:35,783 INFO L87 Difference]: Start difference. First operand 274 states. Second operand 274 states. [2020-07-18 00:15:35,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 00:15:35,793 INFO L93 Difference]: Finished difference Result 274 states and 358 transitions. [2020-07-18 00:15:35,794 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 358 transitions. [2020-07-18 00:15:35,794 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 00:15:35,794 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 00:15:35,794 INFO L74 IsIncluded]: Start isIncluded. First operand 274 states. Second operand 274 states. [2020-07-18 00:15:35,795 INFO L87 Difference]: Start difference. First operand 274 states. Second operand 274 states. [2020-07-18 00:15:35,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 00:15:35,804 INFO L93 Difference]: Finished difference Result 274 states and 358 transitions. [2020-07-18 00:15:35,805 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 358 transitions. [2020-07-18 00:15:35,805 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 00:15:35,806 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 00:15:35,806 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-18 00:15:35,806 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-18 00:15:35,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 274 states. [2020-07-18 00:15:35,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 274 states and 358 transitions. [2020-07-18 00:15:35,816 INFO L78 Accepts]: Start accepts. Automaton has 274 states and 358 transitions. Word has length 40 [2020-07-18 00:15:35,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-18 00:15:35,817 INFO L479 AbstractCegarLoop]: Abstraction has 274 states and 358 transitions. [2020-07-18 00:15:35,817 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-18 00:15:35,817 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 274 states and 358 transitions. [2020-07-18 00:15:36,223 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 358 edges. 358 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 00:15:36,223 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 358 transitions. [2020-07-18 00:15:36,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-07-18 00:15:36,225 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 00:15:36,226 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-18 00:15:36,226 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-18 00:15:36,226 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 00:15:36,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 00:15:36,227 INFO L82 PathProgramCache]: Analyzing trace with hash 1348776400, now seen corresponding path program 1 times [2020-07-18 00:15:36,227 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 00:15:36,227 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1846490767] [2020-07-18 00:15:36,227 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 00:15:36,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:15:36,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:15:36,297 INFO L280 TraceCheckUtils]: 0: Hoare triple {5718#true} assume true; {5718#true} is VALID [2020-07-18 00:15:36,298 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {5718#true} {5718#true} #232#return; {5718#true} is VALID [2020-07-18 00:15:36,298 INFO L263 TraceCheckUtils]: 0: Hoare triple {5718#true} call ULTIMATE.init(); {5718#true} is VALID [2020-07-18 00:15:36,298 INFO L280 TraceCheckUtils]: 1: Hoare triple {5718#true} assume true; {5718#true} is VALID [2020-07-18 00:15:36,299 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {5718#true} {5718#true} #232#return; {5718#true} is VALID [2020-07-18 00:15:36,299 INFO L263 TraceCheckUtils]: 3: Hoare triple {5718#true} call #t~ret5 := main(); {5718#true} is VALID [2020-07-18 00:15:36,299 INFO L280 TraceCheckUtils]: 4: Hoare triple {5718#true} havoc ~s__state~0; {5718#true} is VALID [2020-07-18 00:15:36,300 INFO L280 TraceCheckUtils]: 5: Hoare triple {5718#true} assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647; {5718#true} is VALID [2020-07-18 00:15:36,300 INFO L280 TraceCheckUtils]: 6: Hoare triple {5718#true} ~s__hit~0 := #t~nondet0; {5718#true} is VALID [2020-07-18 00:15:36,300 INFO L280 TraceCheckUtils]: 7: Hoare triple {5718#true} havoc #t~nondet0; {5718#true} is VALID [2020-07-18 00:15:36,301 INFO L280 TraceCheckUtils]: 8: Hoare triple {5718#true} assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647; {5718#true} is VALID [2020-07-18 00:15:36,301 INFO L280 TraceCheckUtils]: 9: Hoare triple {5718#true} ~s__verify_mode~0 := #t~nondet1; {5718#true} is VALID [2020-07-18 00:15:36,301 INFO L280 TraceCheckUtils]: 10: Hoare triple {5718#true} havoc #t~nondet1; {5718#true} is VALID [2020-07-18 00:15:36,301 INFO L280 TraceCheckUtils]: 11: Hoare triple {5718#true} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {5718#true} is VALID [2020-07-18 00:15:36,302 INFO L280 TraceCheckUtils]: 12: Hoare triple {5718#true} ~s__session__peer~0 := #t~nondet2; {5718#true} is VALID [2020-07-18 00:15:36,302 INFO L280 TraceCheckUtils]: 13: Hoare triple {5718#true} havoc #t~nondet2; {5718#true} is VALID [2020-07-18 00:15:36,302 INFO L280 TraceCheckUtils]: 14: Hoare triple {5718#true} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {5718#true} is VALID [2020-07-18 00:15:36,302 INFO L280 TraceCheckUtils]: 15: Hoare triple {5718#true} ~s__s3__tmp__new_cipher__algorithms~0 := #t~nondet3; {5718#true} is VALID [2020-07-18 00:15:36,303 INFO L280 TraceCheckUtils]: 16: Hoare triple {5718#true} havoc #t~nondet3; {5718#true} is VALID [2020-07-18 00:15:36,303 INFO L280 TraceCheckUtils]: 17: Hoare triple {5718#true} havoc ~buf~0; {5718#true} is VALID [2020-07-18 00:15:36,303 INFO L280 TraceCheckUtils]: 18: Hoare triple {5718#true} havoc ~cb~0; {5718#true} is VALID [2020-07-18 00:15:36,304 INFO L280 TraceCheckUtils]: 19: Hoare triple {5718#true} havoc ~blastFlag~0; {5718#true} is VALID [2020-07-18 00:15:36,304 INFO L280 TraceCheckUtils]: 20: Hoare triple {5718#true} havoc ~tmp___1~0; {5718#true} is VALID [2020-07-18 00:15:36,304 INFO L280 TraceCheckUtils]: 21: Hoare triple {5718#true} ~s__state~0 := 8466; {5718#true} is VALID [2020-07-18 00:15:36,304 INFO L280 TraceCheckUtils]: 22: Hoare triple {5718#true} ~blastFlag~0 := 0; {5718#true} is VALID [2020-07-18 00:15:36,305 INFO L280 TraceCheckUtils]: 23: Hoare triple {5718#true} assume !false; {5718#true} is VALID [2020-07-18 00:15:36,305 INFO L280 TraceCheckUtils]: 24: Hoare triple {5718#true} assume !(~s__state~0 <= 8512 && ~blastFlag~0 > 2); {5718#true} is VALID [2020-07-18 00:15:36,305 INFO L280 TraceCheckUtils]: 25: Hoare triple {5718#true} assume 8466 == ~s__state~0; {5718#true} is VALID [2020-07-18 00:15:36,305 INFO L280 TraceCheckUtils]: 26: Hoare triple {5718#true} assume 0 == ~blastFlag~0; {5718#true} is VALID [2020-07-18 00:15:36,306 INFO L280 TraceCheckUtils]: 27: Hoare triple {5718#true} ~blastFlag~0 := 1; {5718#true} is VALID [2020-07-18 00:15:36,306 INFO L280 TraceCheckUtils]: 28: Hoare triple {5718#true} ~s__state~0 := 8496; {5718#true} is VALID [2020-07-18 00:15:36,306 INFO L280 TraceCheckUtils]: 29: Hoare triple {5718#true} assume !false; {5718#true} is VALID [2020-07-18 00:15:36,306 INFO L280 TraceCheckUtils]: 30: Hoare triple {5718#true} assume !(~s__state~0 <= 8512 && ~blastFlag~0 > 2); {5718#true} is VALID [2020-07-18 00:15:36,307 INFO L280 TraceCheckUtils]: 31: Hoare triple {5718#true} assume !(8466 == ~s__state~0); {5718#true} is VALID [2020-07-18 00:15:36,307 INFO L280 TraceCheckUtils]: 32: Hoare triple {5718#true} assume 8496 == ~s__state~0; {5718#true} is VALID [2020-07-18 00:15:36,307 INFO L280 TraceCheckUtils]: 33: Hoare triple {5718#true} assume 1 == ~blastFlag~0; {5718#true} is VALID [2020-07-18 00:15:36,307 INFO L280 TraceCheckUtils]: 34: Hoare triple {5718#true} ~blastFlag~0 := 2; {5718#true} is VALID [2020-07-18 00:15:36,308 INFO L280 TraceCheckUtils]: 35: Hoare triple {5718#true} assume 0 != ~s__hit~0; {5718#true} is VALID [2020-07-18 00:15:36,308 INFO L280 TraceCheckUtils]: 36: Hoare triple {5718#true} ~s__state~0 := 8656; {5718#true} is VALID [2020-07-18 00:15:36,308 INFO L280 TraceCheckUtils]: 37: Hoare triple {5718#true} assume !false; {5718#true} is VALID [2020-07-18 00:15:36,308 INFO L280 TraceCheckUtils]: 38: Hoare triple {5718#true} assume !(~s__state~0 <= 8512 && ~blastFlag~0 > 2); {5718#true} is VALID [2020-07-18 00:15:36,309 INFO L280 TraceCheckUtils]: 39: Hoare triple {5718#true} assume !(8466 == ~s__state~0); {5718#true} is VALID [2020-07-18 00:15:36,309 INFO L280 TraceCheckUtils]: 40: Hoare triple {5718#true} assume !(8496 == ~s__state~0); {5718#true} is VALID [2020-07-18 00:15:36,309 INFO L280 TraceCheckUtils]: 41: Hoare triple {5718#true} assume !(8512 == ~s__state~0); {5718#true} is VALID [2020-07-18 00:15:36,309 INFO L280 TraceCheckUtils]: 42: Hoare triple {5718#true} assume !(8528 == ~s__state~0); {5718#true} is VALID [2020-07-18 00:15:36,310 INFO L280 TraceCheckUtils]: 43: Hoare triple {5718#true} assume !(8544 == ~s__state~0); {5718#true} is VALID [2020-07-18 00:15:36,310 INFO L280 TraceCheckUtils]: 44: Hoare triple {5718#true} assume !(8560 == ~s__state~0); {5718#true} is VALID [2020-07-18 00:15:36,310 INFO L280 TraceCheckUtils]: 45: Hoare triple {5718#true} assume !(8576 == ~s__state~0); {5718#true} is VALID [2020-07-18 00:15:36,311 INFO L280 TraceCheckUtils]: 46: Hoare triple {5718#true} assume !(8592 == ~s__state~0); {5718#true} is VALID [2020-07-18 00:15:36,311 INFO L280 TraceCheckUtils]: 47: Hoare triple {5718#true} assume !(8608 == ~s__state~0); {5718#true} is VALID [2020-07-18 00:15:36,311 INFO L280 TraceCheckUtils]: 48: Hoare triple {5718#true} assume !(8640 == ~s__state~0); {5718#true} is VALID [2020-07-18 00:15:36,311 INFO L280 TraceCheckUtils]: 49: Hoare triple {5718#true} assume 8656 == ~s__state~0; {5718#true} is VALID [2020-07-18 00:15:36,312 INFO L280 TraceCheckUtils]: 50: Hoare triple {5718#true} assume 2 == ~blastFlag~0; {5718#true} is VALID [2020-07-18 00:15:36,312 INFO L280 TraceCheckUtils]: 51: Hoare triple {5718#true} ~blastFlag~0 := 3; {5722#(<= main_~blastFlag~0 3)} is VALID [2020-07-18 00:15:36,313 INFO L280 TraceCheckUtils]: 52: Hoare triple {5722#(<= main_~blastFlag~0 3)} ~s__state~0 := 8672; {5722#(<= main_~blastFlag~0 3)} is VALID [2020-07-18 00:15:36,314 INFO L280 TraceCheckUtils]: 53: Hoare triple {5722#(<= main_~blastFlag~0 3)} assume !false; {5722#(<= main_~blastFlag~0 3)} is VALID [2020-07-18 00:15:36,314 INFO L280 TraceCheckUtils]: 54: Hoare triple {5722#(<= main_~blastFlag~0 3)} assume !(~s__state~0 <= 8512 && ~blastFlag~0 > 2); {5722#(<= main_~blastFlag~0 3)} is VALID [2020-07-18 00:15:36,315 INFO L280 TraceCheckUtils]: 55: Hoare triple {5722#(<= main_~blastFlag~0 3)} assume !(8466 == ~s__state~0); {5722#(<= main_~blastFlag~0 3)} is VALID [2020-07-18 00:15:36,315 INFO L280 TraceCheckUtils]: 56: Hoare triple {5722#(<= main_~blastFlag~0 3)} assume !(8496 == ~s__state~0); {5722#(<= main_~blastFlag~0 3)} is VALID [2020-07-18 00:15:36,316 INFO L280 TraceCheckUtils]: 57: Hoare triple {5722#(<= main_~blastFlag~0 3)} assume !(8512 == ~s__state~0); {5722#(<= main_~blastFlag~0 3)} is VALID [2020-07-18 00:15:36,317 INFO L280 TraceCheckUtils]: 58: Hoare triple {5722#(<= main_~blastFlag~0 3)} assume !(8528 == ~s__state~0); {5722#(<= main_~blastFlag~0 3)} is VALID [2020-07-18 00:15:36,321 INFO L280 TraceCheckUtils]: 59: Hoare triple {5722#(<= main_~blastFlag~0 3)} assume !(8544 == ~s__state~0); {5722#(<= main_~blastFlag~0 3)} is VALID [2020-07-18 00:15:36,321 INFO L280 TraceCheckUtils]: 60: Hoare triple {5722#(<= main_~blastFlag~0 3)} assume !(8560 == ~s__state~0); {5722#(<= main_~blastFlag~0 3)} is VALID [2020-07-18 00:15:36,322 INFO L280 TraceCheckUtils]: 61: Hoare triple {5722#(<= main_~blastFlag~0 3)} assume !(8576 == ~s__state~0); {5722#(<= main_~blastFlag~0 3)} is VALID [2020-07-18 00:15:36,322 INFO L280 TraceCheckUtils]: 62: Hoare triple {5722#(<= main_~blastFlag~0 3)} assume !(8592 == ~s__state~0); {5722#(<= main_~blastFlag~0 3)} is VALID [2020-07-18 00:15:36,323 INFO L280 TraceCheckUtils]: 63: Hoare triple {5722#(<= main_~blastFlag~0 3)} assume !(8608 == ~s__state~0); {5722#(<= main_~blastFlag~0 3)} is VALID [2020-07-18 00:15:36,324 INFO L280 TraceCheckUtils]: 64: Hoare triple {5722#(<= main_~blastFlag~0 3)} assume !(8640 == ~s__state~0); {5722#(<= main_~blastFlag~0 3)} is VALID [2020-07-18 00:15:36,324 INFO L280 TraceCheckUtils]: 65: Hoare triple {5722#(<= main_~blastFlag~0 3)} assume !(8656 == ~s__state~0); {5722#(<= main_~blastFlag~0 3)} is VALID [2020-07-18 00:15:36,325 INFO L280 TraceCheckUtils]: 66: Hoare triple {5722#(<= main_~blastFlag~0 3)} assume 8672 == ~s__state~0; {5722#(<= main_~blastFlag~0 3)} is VALID [2020-07-18 00:15:36,325 INFO L280 TraceCheckUtils]: 67: Hoare triple {5722#(<= main_~blastFlag~0 3)} assume !(4 == ~blastFlag~0); {5722#(<= main_~blastFlag~0 3)} is VALID [2020-07-18 00:15:36,326 INFO L280 TraceCheckUtils]: 68: Hoare triple {5722#(<= main_~blastFlag~0 3)} assume 5 == ~blastFlag~0; {5719#false} is VALID [2020-07-18 00:15:36,326 INFO L280 TraceCheckUtils]: 69: Hoare triple {5719#false} assume !false; {5719#false} is VALID [2020-07-18 00:15:36,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-18 00:15:36,340 INFO L192 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-18 00:15:36,340 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1846490767] [2020-07-18 00:15:36,340 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-18 00:15:36,341 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-18 00:15:36,341 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [588106858] [2020-07-18 00:15:36,341 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 70 [2020-07-18 00:15:36,342 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 00:15:36,342 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-18 00:15:36,397 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 65 edges. 65 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 00:15:36,398 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-18 00:15:36,398 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-18 00:15:36,398 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-18 00:15:36,398 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-18 00:15:36,399 INFO L87 Difference]: Start difference. First operand 274 states and 358 transitions. Second operand 3 states. [2020-07-18 00:15:37,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 00:15:37,080 INFO L93 Difference]: Finished difference Result 527 states and 700 transitions. [2020-07-18 00:15:37,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-18 00:15:37,080 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 70 [2020-07-18 00:15:37,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-18 00:15:37,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-18 00:15:37,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 258 transitions. [2020-07-18 00:15:37,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-18 00:15:37,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 258 transitions. [2020-07-18 00:15:37,086 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 258 transitions. [2020-07-18 00:15:37,360 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 258 edges. 258 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 00:15:37,369 INFO L225 Difference]: With dead ends: 527 [2020-07-18 00:15:37,369 INFO L226 Difference]: Without dead ends: 337 [2020-07-18 00:15:37,370 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-18 00:15:37,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 337 states. [2020-07-18 00:15:37,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 337 to 335. [2020-07-18 00:15:37,796 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-18 00:15:37,796 INFO L82 GeneralOperation]: Start isEquivalent. First operand 337 states. Second operand 335 states. [2020-07-18 00:15:37,796 INFO L74 IsIncluded]: Start isIncluded. First operand 337 states. Second operand 335 states. [2020-07-18 00:15:37,796 INFO L87 Difference]: Start difference. First operand 337 states. Second operand 335 states. [2020-07-18 00:15:37,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 00:15:37,807 INFO L93 Difference]: Finished difference Result 337 states and 443 transitions. [2020-07-18 00:15:37,807 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 443 transitions. [2020-07-18 00:15:37,808 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 00:15:37,808 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 00:15:37,808 INFO L74 IsIncluded]: Start isIncluded. First operand 335 states. Second operand 337 states. [2020-07-18 00:15:37,809 INFO L87 Difference]: Start difference. First operand 335 states. Second operand 337 states. [2020-07-18 00:15:37,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 00:15:37,820 INFO L93 Difference]: Finished difference Result 337 states and 443 transitions. [2020-07-18 00:15:37,820 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 443 transitions. [2020-07-18 00:15:37,821 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 00:15:37,821 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 00:15:37,821 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-18 00:15:37,821 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-18 00:15:37,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 335 states. [2020-07-18 00:15:37,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 335 states and 442 transitions. [2020-07-18 00:15:37,831 INFO L78 Accepts]: Start accepts. Automaton has 335 states and 442 transitions. Word has length 70 [2020-07-18 00:15:37,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-18 00:15:37,831 INFO L479 AbstractCegarLoop]: Abstraction has 335 states and 442 transitions. [2020-07-18 00:15:37,832 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-18 00:15:37,832 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 335 states and 442 transitions. [2020-07-18 00:15:38,316 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 442 edges. 442 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 00:15:38,317 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 442 transitions. [2020-07-18 00:15:38,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2020-07-18 00:15:38,318 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 00:15:38,319 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-18 00:15:38,319 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-18 00:15:38,319 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 00:15:38,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 00:15:38,319 INFO L82 PathProgramCache]: Analyzing trace with hash 1264034378, now seen corresponding path program 1 times [2020-07-18 00:15:38,319 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 00:15:38,320 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1070695568] [2020-07-18 00:15:38,320 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 00:15:38,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:15:38,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:15:38,395 INFO L280 TraceCheckUtils]: 0: Hoare triple {8123#true} assume true; {8123#true} is VALID [2020-07-18 00:15:38,396 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {8123#true} {8123#true} #232#return; {8123#true} is VALID [2020-07-18 00:15:38,396 INFO L263 TraceCheckUtils]: 0: Hoare triple {8123#true} call ULTIMATE.init(); {8123#true} is VALID [2020-07-18 00:15:38,396 INFO L280 TraceCheckUtils]: 1: Hoare triple {8123#true} assume true; {8123#true} is VALID [2020-07-18 00:15:38,396 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {8123#true} {8123#true} #232#return; {8123#true} is VALID [2020-07-18 00:15:38,397 INFO L263 TraceCheckUtils]: 3: Hoare triple {8123#true} call #t~ret5 := main(); {8123#true} is VALID [2020-07-18 00:15:38,397 INFO L280 TraceCheckUtils]: 4: Hoare triple {8123#true} havoc ~s__state~0; {8123#true} is VALID [2020-07-18 00:15:38,397 INFO L280 TraceCheckUtils]: 5: Hoare triple {8123#true} assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647; {8123#true} is VALID [2020-07-18 00:15:38,397 INFO L280 TraceCheckUtils]: 6: Hoare triple {8123#true} ~s__hit~0 := #t~nondet0; {8123#true} is VALID [2020-07-18 00:15:38,397 INFO L280 TraceCheckUtils]: 7: Hoare triple {8123#true} havoc #t~nondet0; {8123#true} is VALID [2020-07-18 00:15:38,398 INFO L280 TraceCheckUtils]: 8: Hoare triple {8123#true} assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647; {8123#true} is VALID [2020-07-18 00:15:38,398 INFO L280 TraceCheckUtils]: 9: Hoare triple {8123#true} ~s__verify_mode~0 := #t~nondet1; {8123#true} is VALID [2020-07-18 00:15:38,398 INFO L280 TraceCheckUtils]: 10: Hoare triple {8123#true} havoc #t~nondet1; {8123#true} is VALID [2020-07-18 00:15:38,398 INFO L280 TraceCheckUtils]: 11: Hoare triple {8123#true} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {8123#true} is VALID [2020-07-18 00:15:38,398 INFO L280 TraceCheckUtils]: 12: Hoare triple {8123#true} ~s__session__peer~0 := #t~nondet2; {8123#true} is VALID [2020-07-18 00:15:38,399 INFO L280 TraceCheckUtils]: 13: Hoare triple {8123#true} havoc #t~nondet2; {8123#true} is VALID [2020-07-18 00:15:38,399 INFO L280 TraceCheckUtils]: 14: Hoare triple {8123#true} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {8123#true} is VALID [2020-07-18 00:15:38,399 INFO L280 TraceCheckUtils]: 15: Hoare triple {8123#true} ~s__s3__tmp__new_cipher__algorithms~0 := #t~nondet3; {8123#true} is VALID [2020-07-18 00:15:38,399 INFO L280 TraceCheckUtils]: 16: Hoare triple {8123#true} havoc #t~nondet3; {8123#true} is VALID [2020-07-18 00:15:38,399 INFO L280 TraceCheckUtils]: 17: Hoare triple {8123#true} havoc ~buf~0; {8123#true} is VALID [2020-07-18 00:15:38,400 INFO L280 TraceCheckUtils]: 18: Hoare triple {8123#true} havoc ~cb~0; {8123#true} is VALID [2020-07-18 00:15:38,400 INFO L280 TraceCheckUtils]: 19: Hoare triple {8123#true} havoc ~blastFlag~0; {8123#true} is VALID [2020-07-18 00:15:38,400 INFO L280 TraceCheckUtils]: 20: Hoare triple {8123#true} havoc ~tmp___1~0; {8123#true} is VALID [2020-07-18 00:15:38,400 INFO L280 TraceCheckUtils]: 21: Hoare triple {8123#true} ~s__state~0 := 8466; {8123#true} is VALID [2020-07-18 00:15:38,401 INFO L280 TraceCheckUtils]: 22: Hoare triple {8123#true} ~blastFlag~0 := 0; {8123#true} is VALID [2020-07-18 00:15:38,401 INFO L280 TraceCheckUtils]: 23: Hoare triple {8123#true} assume !false; {8123#true} is VALID [2020-07-18 00:15:38,401 INFO L280 TraceCheckUtils]: 24: Hoare triple {8123#true} assume !(~s__state~0 <= 8512 && ~blastFlag~0 > 2); {8123#true} is VALID [2020-07-18 00:15:38,401 INFO L280 TraceCheckUtils]: 25: Hoare triple {8123#true} assume 8466 == ~s__state~0; {8123#true} is VALID [2020-07-18 00:15:38,401 INFO L280 TraceCheckUtils]: 26: Hoare triple {8123#true} assume 0 == ~blastFlag~0; {8123#true} is VALID [2020-07-18 00:15:38,402 INFO L280 TraceCheckUtils]: 27: Hoare triple {8123#true} ~blastFlag~0 := 1; {8123#true} is VALID [2020-07-18 00:15:38,402 INFO L280 TraceCheckUtils]: 28: Hoare triple {8123#true} ~s__state~0 := 8496; {8123#true} is VALID [2020-07-18 00:15:38,402 INFO L280 TraceCheckUtils]: 29: Hoare triple {8123#true} assume !false; {8123#true} is VALID [2020-07-18 00:15:38,402 INFO L280 TraceCheckUtils]: 30: Hoare triple {8123#true} assume !(~s__state~0 <= 8512 && ~blastFlag~0 > 2); {8123#true} is VALID [2020-07-18 00:15:38,402 INFO L280 TraceCheckUtils]: 31: Hoare triple {8123#true} assume !(8466 == ~s__state~0); {8123#true} is VALID [2020-07-18 00:15:38,403 INFO L280 TraceCheckUtils]: 32: Hoare triple {8123#true} assume 8496 == ~s__state~0; {8123#true} is VALID [2020-07-18 00:15:38,403 INFO L280 TraceCheckUtils]: 33: Hoare triple {8123#true} assume 1 == ~blastFlag~0; {8123#true} is VALID [2020-07-18 00:15:38,403 INFO L280 TraceCheckUtils]: 34: Hoare triple {8123#true} ~blastFlag~0 := 2; {8123#true} is VALID [2020-07-18 00:15:38,404 INFO L280 TraceCheckUtils]: 35: Hoare triple {8123#true} assume 0 != ~s__hit~0; {8123#true} is VALID [2020-07-18 00:15:38,404 INFO L280 TraceCheckUtils]: 36: Hoare triple {8123#true} ~s__state~0 := 8656; {8123#true} is VALID [2020-07-18 00:15:38,404 INFO L280 TraceCheckUtils]: 37: Hoare triple {8123#true} assume !false; {8123#true} is VALID [2020-07-18 00:15:38,404 INFO L280 TraceCheckUtils]: 38: Hoare triple {8123#true} assume !(~s__state~0 <= 8512 && ~blastFlag~0 > 2); {8123#true} is VALID [2020-07-18 00:15:38,405 INFO L280 TraceCheckUtils]: 39: Hoare triple {8123#true} assume !(8466 == ~s__state~0); {8123#true} is VALID [2020-07-18 00:15:38,405 INFO L280 TraceCheckUtils]: 40: Hoare triple {8123#true} assume !(8496 == ~s__state~0); {8123#true} is VALID [2020-07-18 00:15:38,405 INFO L280 TraceCheckUtils]: 41: Hoare triple {8123#true} assume !(8512 == ~s__state~0); {8123#true} is VALID [2020-07-18 00:15:38,405 INFO L280 TraceCheckUtils]: 42: Hoare triple {8123#true} assume !(8528 == ~s__state~0); {8123#true} is VALID [2020-07-18 00:15:38,406 INFO L280 TraceCheckUtils]: 43: Hoare triple {8123#true} assume !(8544 == ~s__state~0); {8123#true} is VALID [2020-07-18 00:15:38,406 INFO L280 TraceCheckUtils]: 44: Hoare triple {8123#true} assume !(8560 == ~s__state~0); {8123#true} is VALID [2020-07-18 00:15:38,406 INFO L280 TraceCheckUtils]: 45: Hoare triple {8123#true} assume !(8576 == ~s__state~0); {8123#true} is VALID [2020-07-18 00:15:38,406 INFO L280 TraceCheckUtils]: 46: Hoare triple {8123#true} assume !(8592 == ~s__state~0); {8123#true} is VALID [2020-07-18 00:15:38,407 INFO L280 TraceCheckUtils]: 47: Hoare triple {8123#true} assume !(8608 == ~s__state~0); {8123#true} is VALID [2020-07-18 00:15:38,407 INFO L280 TraceCheckUtils]: 48: Hoare triple {8123#true} assume !(8640 == ~s__state~0); {8123#true} is VALID [2020-07-18 00:15:38,407 INFO L280 TraceCheckUtils]: 49: Hoare triple {8123#true} assume 8656 == ~s__state~0; {8123#true} is VALID [2020-07-18 00:15:38,407 INFO L280 TraceCheckUtils]: 50: Hoare triple {8123#true} assume 2 == ~blastFlag~0; {8123#true} is VALID [2020-07-18 00:15:38,408 INFO L280 TraceCheckUtils]: 51: Hoare triple {8123#true} ~blastFlag~0 := 3; {8123#true} is VALID [2020-07-18 00:15:38,408 INFO L280 TraceCheckUtils]: 52: Hoare triple {8123#true} ~s__state~0 := 8672; {8123#true} is VALID [2020-07-18 00:15:38,408 INFO L280 TraceCheckUtils]: 53: Hoare triple {8123#true} assume !false; {8123#true} is VALID [2020-07-18 00:15:38,408 INFO L280 TraceCheckUtils]: 54: Hoare triple {8123#true} assume !(~s__state~0 <= 8512 && ~blastFlag~0 > 2); {8123#true} is VALID [2020-07-18 00:15:38,409 INFO L280 TraceCheckUtils]: 55: Hoare triple {8123#true} assume !(8466 == ~s__state~0); {8123#true} is VALID [2020-07-18 00:15:38,409 INFO L280 TraceCheckUtils]: 56: Hoare triple {8123#true} assume !(8496 == ~s__state~0); {8123#true} is VALID [2020-07-18 00:15:38,409 INFO L280 TraceCheckUtils]: 57: Hoare triple {8123#true} assume !(8512 == ~s__state~0); {8123#true} is VALID [2020-07-18 00:15:38,409 INFO L280 TraceCheckUtils]: 58: Hoare triple {8123#true} assume !(8528 == ~s__state~0); {8123#true} is VALID [2020-07-18 00:15:38,409 INFO L280 TraceCheckUtils]: 59: Hoare triple {8123#true} assume !(8544 == ~s__state~0); {8123#true} is VALID [2020-07-18 00:15:38,410 INFO L280 TraceCheckUtils]: 60: Hoare triple {8123#true} assume !(8560 == ~s__state~0); {8123#true} is VALID [2020-07-18 00:15:38,410 INFO L280 TraceCheckUtils]: 61: Hoare triple {8123#true} assume !(8576 == ~s__state~0); {8123#true} is VALID [2020-07-18 00:15:38,410 INFO L280 TraceCheckUtils]: 62: Hoare triple {8123#true} assume !(8592 == ~s__state~0); {8123#true} is VALID [2020-07-18 00:15:38,410 INFO L280 TraceCheckUtils]: 63: Hoare triple {8123#true} assume !(8608 == ~s__state~0); {8123#true} is VALID [2020-07-18 00:15:38,411 INFO L280 TraceCheckUtils]: 64: Hoare triple {8123#true} assume !(8640 == ~s__state~0); {8123#true} is VALID [2020-07-18 00:15:38,411 INFO L280 TraceCheckUtils]: 65: Hoare triple {8123#true} assume !(8656 == ~s__state~0); {8123#true} is VALID [2020-07-18 00:15:38,411 INFO L280 TraceCheckUtils]: 66: Hoare triple {8123#true} assume 8672 == ~s__state~0; {8123#true} is VALID [2020-07-18 00:15:38,411 INFO L280 TraceCheckUtils]: 67: Hoare triple {8123#true} assume !(4 == ~blastFlag~0); {8123#true} is VALID [2020-07-18 00:15:38,412 INFO L280 TraceCheckUtils]: 68: Hoare triple {8123#true} assume !(5 == ~blastFlag~0); {8123#true} is VALID [2020-07-18 00:15:38,412 INFO L280 TraceCheckUtils]: 69: Hoare triple {8123#true} assume 0 != ~s__hit~0; {8123#true} is VALID [2020-07-18 00:15:38,413 INFO L280 TraceCheckUtils]: 70: Hoare triple {8123#true} ~s__state~0 := 8640; {8127#(<= 8640 main_~s__state~0)} is VALID [2020-07-18 00:15:38,413 INFO L280 TraceCheckUtils]: 71: Hoare triple {8127#(<= 8640 main_~s__state~0)} assume !false; {8127#(<= 8640 main_~s__state~0)} is VALID [2020-07-18 00:15:38,414 INFO L280 TraceCheckUtils]: 72: Hoare triple {8127#(<= 8640 main_~s__state~0)} assume ~s__state~0 <= 8512 && ~blastFlag~0 > 2; {8124#false} is VALID [2020-07-18 00:15:38,414 INFO L280 TraceCheckUtils]: 73: Hoare triple {8124#false} assume !false; {8124#false} is VALID [2020-07-18 00:15:38,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-18 00:15:38,426 INFO L192 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-18 00:15:38,426 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1070695568] [2020-07-18 00:15:38,427 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-18 00:15:38,427 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-18 00:15:38,427 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [278988430] [2020-07-18 00:15:38,427 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 74 [2020-07-18 00:15:38,428 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 00:15:38,428 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-18 00:15:38,477 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 57 edges. 57 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 00:15:38,477 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-18 00:15:38,478 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-18 00:15:38,478 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-18 00:15:38,478 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-18 00:15:38,478 INFO L87 Difference]: Start difference. First operand 335 states and 442 transitions. Second operand 3 states. [2020-07-18 00:15:39,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 00:15:39,293 INFO L93 Difference]: Finished difference Result 637 states and 866 transitions. [2020-07-18 00:15:39,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-18 00:15:39,294 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 74 [2020-07-18 00:15:39,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-18 00:15:39,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-18 00:15:39,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 208 transitions. [2020-07-18 00:15:39,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-18 00:15:39,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 208 transitions. [2020-07-18 00:15:39,299 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 208 transitions. [2020-07-18 00:15:39,490 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 208 edges. 208 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 00:15:39,497 INFO L225 Difference]: With dead ends: 637 [2020-07-18 00:15:39,497 INFO L226 Difference]: Without dead ends: 243 [2020-07-18 00:15:39,499 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-18 00:15:39,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 243 states. [2020-07-18 00:15:39,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 243 to 240. [2020-07-18 00:15:39,818 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-18 00:15:39,819 INFO L82 GeneralOperation]: Start isEquivalent. First operand 243 states. Second operand 240 states. [2020-07-18 00:15:39,819 INFO L74 IsIncluded]: Start isIncluded. First operand 243 states. Second operand 240 states. [2020-07-18 00:15:39,819 INFO L87 Difference]: Start difference. First operand 243 states. Second operand 240 states. [2020-07-18 00:15:39,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 00:15:39,826 INFO L93 Difference]: Finished difference Result 243 states and 304 transitions. [2020-07-18 00:15:39,826 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 304 transitions. [2020-07-18 00:15:39,827 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 00:15:39,827 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 00:15:39,828 INFO L74 IsIncluded]: Start isIncluded. First operand 240 states. Second operand 243 states. [2020-07-18 00:15:39,828 INFO L87 Difference]: Start difference. First operand 240 states. Second operand 243 states. [2020-07-18 00:15:39,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 00:15:39,834 INFO L93 Difference]: Finished difference Result 243 states and 304 transitions. [2020-07-18 00:15:39,835 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 304 transitions. [2020-07-18 00:15:39,835 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 00:15:39,835 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 00:15:39,836 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-18 00:15:39,836 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-18 00:15:39,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 240 states. [2020-07-18 00:15:39,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 299 transitions. [2020-07-18 00:15:39,842 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 299 transitions. Word has length 74 [2020-07-18 00:15:39,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-18 00:15:39,843 INFO L479 AbstractCegarLoop]: Abstraction has 240 states and 299 transitions. [2020-07-18 00:15:39,843 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-18 00:15:39,843 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 240 states and 299 transitions. [2020-07-18 00:15:40,167 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 299 edges. 299 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 00:15:40,168 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 299 transitions. [2020-07-18 00:15:40,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2020-07-18 00:15:40,170 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 00:15:40,170 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-18 00:15:40,170 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-18 00:15:40,170 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 00:15:40,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 00:15:40,171 INFO L82 PathProgramCache]: Analyzing trace with hash 1725408203, now seen corresponding path program 1 times [2020-07-18 00:15:40,171 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 00:15:40,171 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1542577865] [2020-07-18 00:15:40,171 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 00:15:40,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:15:40,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:15:40,256 INFO L280 TraceCheckUtils]: 0: Hoare triple {10370#true} assume true; {10370#true} is VALID [2020-07-18 00:15:40,257 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {10370#true} {10370#true} #232#return; {10370#true} is VALID [2020-07-18 00:15:40,257 INFO L263 TraceCheckUtils]: 0: Hoare triple {10370#true} call ULTIMATE.init(); {10370#true} is VALID [2020-07-18 00:15:40,257 INFO L280 TraceCheckUtils]: 1: Hoare triple {10370#true} assume true; {10370#true} is VALID [2020-07-18 00:15:40,258 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {10370#true} {10370#true} #232#return; {10370#true} is VALID [2020-07-18 00:15:40,258 INFO L263 TraceCheckUtils]: 3: Hoare triple {10370#true} call #t~ret5 := main(); {10370#true} is VALID [2020-07-18 00:15:40,258 INFO L280 TraceCheckUtils]: 4: Hoare triple {10370#true} havoc ~s__state~0; {10370#true} is VALID [2020-07-18 00:15:40,258 INFO L280 TraceCheckUtils]: 5: Hoare triple {10370#true} assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647; {10370#true} is VALID [2020-07-18 00:15:40,259 INFO L280 TraceCheckUtils]: 6: Hoare triple {10370#true} ~s__hit~0 := #t~nondet0; {10370#true} is VALID [2020-07-18 00:15:40,259 INFO L280 TraceCheckUtils]: 7: Hoare triple {10370#true} havoc #t~nondet0; {10370#true} is VALID [2020-07-18 00:15:40,259 INFO L280 TraceCheckUtils]: 8: Hoare triple {10370#true} assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647; {10370#true} is VALID [2020-07-18 00:15:40,259 INFO L280 TraceCheckUtils]: 9: Hoare triple {10370#true} ~s__verify_mode~0 := #t~nondet1; {10370#true} is VALID [2020-07-18 00:15:40,260 INFO L280 TraceCheckUtils]: 10: Hoare triple {10370#true} havoc #t~nondet1; {10370#true} is VALID [2020-07-18 00:15:40,260 INFO L280 TraceCheckUtils]: 11: Hoare triple {10370#true} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647; {10370#true} is VALID [2020-07-18 00:15:40,260 INFO L280 TraceCheckUtils]: 12: Hoare triple {10370#true} ~s__session__peer~0 := #t~nondet2; {10370#true} is VALID [2020-07-18 00:15:40,260 INFO L280 TraceCheckUtils]: 13: Hoare triple {10370#true} havoc #t~nondet2; {10370#true} is VALID [2020-07-18 00:15:40,261 INFO L280 TraceCheckUtils]: 14: Hoare triple {10370#true} assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647; {10370#true} is VALID [2020-07-18 00:15:40,261 INFO L280 TraceCheckUtils]: 15: Hoare triple {10370#true} ~s__s3__tmp__new_cipher__algorithms~0 := #t~nondet3; {10370#true} is VALID [2020-07-18 00:15:40,261 INFO L280 TraceCheckUtils]: 16: Hoare triple {10370#true} havoc #t~nondet3; {10370#true} is VALID [2020-07-18 00:15:40,261 INFO L280 TraceCheckUtils]: 17: Hoare triple {10370#true} havoc ~buf~0; {10370#true} is VALID [2020-07-18 00:15:40,262 INFO L280 TraceCheckUtils]: 18: Hoare triple {10370#true} havoc ~cb~0; {10370#true} is VALID [2020-07-18 00:15:40,262 INFO L280 TraceCheckUtils]: 19: Hoare triple {10370#true} havoc ~blastFlag~0; {10370#true} is VALID [2020-07-18 00:15:40,262 INFO L280 TraceCheckUtils]: 20: Hoare triple {10370#true} havoc ~tmp___1~0; {10370#true} is VALID [2020-07-18 00:15:40,262 INFO L280 TraceCheckUtils]: 21: Hoare triple {10370#true} ~s__state~0 := 8466; {10370#true} is VALID [2020-07-18 00:15:40,263 INFO L280 TraceCheckUtils]: 22: Hoare triple {10370#true} ~blastFlag~0 := 0; {10370#true} is VALID [2020-07-18 00:15:40,263 INFO L280 TraceCheckUtils]: 23: Hoare triple {10370#true} assume !false; {10370#true} is VALID [2020-07-18 00:15:40,263 INFO L280 TraceCheckUtils]: 24: Hoare triple {10370#true} assume !(~s__state~0 <= 8512 && ~blastFlag~0 > 2); {10370#true} is VALID [2020-07-18 00:15:40,263 INFO L280 TraceCheckUtils]: 25: Hoare triple {10370#true} assume 8466 == ~s__state~0; {10370#true} is VALID [2020-07-18 00:15:40,263 INFO L280 TraceCheckUtils]: 26: Hoare triple {10370#true} assume 0 == ~blastFlag~0; {10370#true} is VALID [2020-07-18 00:15:40,264 INFO L280 TraceCheckUtils]: 27: Hoare triple {10370#true} ~blastFlag~0 := 1; {10370#true} is VALID [2020-07-18 00:15:40,264 INFO L280 TraceCheckUtils]: 28: Hoare triple {10370#true} ~s__state~0 := 8496; {10370#true} is VALID [2020-07-18 00:15:40,264 INFO L280 TraceCheckUtils]: 29: Hoare triple {10370#true} assume !false; {10370#true} is VALID [2020-07-18 00:15:40,264 INFO L280 TraceCheckUtils]: 30: Hoare triple {10370#true} assume !(~s__state~0 <= 8512 && ~blastFlag~0 > 2); {10370#true} is VALID [2020-07-18 00:15:40,265 INFO L280 TraceCheckUtils]: 31: Hoare triple {10370#true} assume !(8466 == ~s__state~0); {10370#true} is VALID [2020-07-18 00:15:40,265 INFO L280 TraceCheckUtils]: 32: Hoare triple {10370#true} assume 8496 == ~s__state~0; {10370#true} is VALID [2020-07-18 00:15:40,265 INFO L280 TraceCheckUtils]: 33: Hoare triple {10370#true} assume 1 == ~blastFlag~0; {10370#true} is VALID [2020-07-18 00:15:40,265 INFO L280 TraceCheckUtils]: 34: Hoare triple {10370#true} ~blastFlag~0 := 2; {10370#true} is VALID [2020-07-18 00:15:40,267 INFO L280 TraceCheckUtils]: 35: Hoare triple {10370#true} assume 0 != ~s__hit~0; {10374#(not (= 0 main_~s__hit~0))} is VALID [2020-07-18 00:15:40,267 INFO L280 TraceCheckUtils]: 36: Hoare triple {10374#(not (= 0 main_~s__hit~0))} ~s__state~0 := 8656; {10374#(not (= 0 main_~s__hit~0))} is VALID [2020-07-18 00:15:40,268 INFO L280 TraceCheckUtils]: 37: Hoare triple {10374#(not (= 0 main_~s__hit~0))} assume !false; {10374#(not (= 0 main_~s__hit~0))} is VALID [2020-07-18 00:15:40,268 INFO L280 TraceCheckUtils]: 38: Hoare triple {10374#(not (= 0 main_~s__hit~0))} assume !(~s__state~0 <= 8512 && ~blastFlag~0 > 2); {10374#(not (= 0 main_~s__hit~0))} is VALID [2020-07-18 00:15:40,269 INFO L280 TraceCheckUtils]: 39: Hoare triple {10374#(not (= 0 main_~s__hit~0))} assume !(8466 == ~s__state~0); {10374#(not (= 0 main_~s__hit~0))} is VALID [2020-07-18 00:15:40,270 INFO L280 TraceCheckUtils]: 40: Hoare triple {10374#(not (= 0 main_~s__hit~0))} assume !(8496 == ~s__state~0); {10374#(not (= 0 main_~s__hit~0))} is VALID [2020-07-18 00:15:40,270 INFO L280 TraceCheckUtils]: 41: Hoare triple {10374#(not (= 0 main_~s__hit~0))} assume !(8512 == ~s__state~0); {10374#(not (= 0 main_~s__hit~0))} is VALID [2020-07-18 00:15:40,271 INFO L280 TraceCheckUtils]: 42: Hoare triple {10374#(not (= 0 main_~s__hit~0))} assume !(8528 == ~s__state~0); {10374#(not (= 0 main_~s__hit~0))} is VALID [2020-07-18 00:15:40,272 INFO L280 TraceCheckUtils]: 43: Hoare triple {10374#(not (= 0 main_~s__hit~0))} assume !(8544 == ~s__state~0); {10374#(not (= 0 main_~s__hit~0))} is VALID [2020-07-18 00:15:40,272 INFO L280 TraceCheckUtils]: 44: Hoare triple {10374#(not (= 0 main_~s__hit~0))} assume !(8560 == ~s__state~0); {10374#(not (= 0 main_~s__hit~0))} is VALID [2020-07-18 00:15:40,273 INFO L280 TraceCheckUtils]: 45: Hoare triple {10374#(not (= 0 main_~s__hit~0))} assume !(8576 == ~s__state~0); {10374#(not (= 0 main_~s__hit~0))} is VALID [2020-07-18 00:15:40,274 INFO L280 TraceCheckUtils]: 46: Hoare triple {10374#(not (= 0 main_~s__hit~0))} assume !(8592 == ~s__state~0); {10374#(not (= 0 main_~s__hit~0))} is VALID [2020-07-18 00:15:40,275 INFO L280 TraceCheckUtils]: 47: Hoare triple {10374#(not (= 0 main_~s__hit~0))} assume !(8608 == ~s__state~0); {10374#(not (= 0 main_~s__hit~0))} is VALID [2020-07-18 00:15:40,275 INFO L280 TraceCheckUtils]: 48: Hoare triple {10374#(not (= 0 main_~s__hit~0))} assume !(8640 == ~s__state~0); {10374#(not (= 0 main_~s__hit~0))} is VALID [2020-07-18 00:15:40,276 INFO L280 TraceCheckUtils]: 49: Hoare triple {10374#(not (= 0 main_~s__hit~0))} assume 8656 == ~s__state~0; {10374#(not (= 0 main_~s__hit~0))} is VALID [2020-07-18 00:15:40,277 INFO L280 TraceCheckUtils]: 50: Hoare triple {10374#(not (= 0 main_~s__hit~0))} assume 2 == ~blastFlag~0; {10374#(not (= 0 main_~s__hit~0))} is VALID [2020-07-18 00:15:40,278 INFO L280 TraceCheckUtils]: 51: Hoare triple {10374#(not (= 0 main_~s__hit~0))} ~blastFlag~0 := 3; {10374#(not (= 0 main_~s__hit~0))} is VALID [2020-07-18 00:15:40,279 INFO L280 TraceCheckUtils]: 52: Hoare triple {10374#(not (= 0 main_~s__hit~0))} ~s__state~0 := 8672; {10374#(not (= 0 main_~s__hit~0))} is VALID [2020-07-18 00:15:40,280 INFO L280 TraceCheckUtils]: 53: Hoare triple {10374#(not (= 0 main_~s__hit~0))} assume !false; {10374#(not (= 0 main_~s__hit~0))} is VALID [2020-07-18 00:15:40,281 INFO L280 TraceCheckUtils]: 54: Hoare triple {10374#(not (= 0 main_~s__hit~0))} assume !(~s__state~0 <= 8512 && ~blastFlag~0 > 2); {10374#(not (= 0 main_~s__hit~0))} is VALID [2020-07-18 00:15:40,281 INFO L280 TraceCheckUtils]: 55: Hoare triple {10374#(not (= 0 main_~s__hit~0))} assume !(8466 == ~s__state~0); {10374#(not (= 0 main_~s__hit~0))} is VALID [2020-07-18 00:15:40,282 INFO L280 TraceCheckUtils]: 56: Hoare triple {10374#(not (= 0 main_~s__hit~0))} assume !(8496 == ~s__state~0); {10374#(not (= 0 main_~s__hit~0))} is VALID [2020-07-18 00:15:40,283 INFO L280 TraceCheckUtils]: 57: Hoare triple {10374#(not (= 0 main_~s__hit~0))} assume !(8512 == ~s__state~0); {10374#(not (= 0 main_~s__hit~0))} is VALID [2020-07-18 00:15:40,283 INFO L280 TraceCheckUtils]: 58: Hoare triple {10374#(not (= 0 main_~s__hit~0))} assume !(8528 == ~s__state~0); {10374#(not (= 0 main_~s__hit~0))} is VALID [2020-07-18 00:15:40,284 INFO L280 TraceCheckUtils]: 59: Hoare triple {10374#(not (= 0 main_~s__hit~0))} assume !(8544 == ~s__state~0); {10374#(not (= 0 main_~s__hit~0))} is VALID [2020-07-18 00:15:40,285 INFO L280 TraceCheckUtils]: 60: Hoare triple {10374#(not (= 0 main_~s__hit~0))} assume !(8560 == ~s__state~0); {10374#(not (= 0 main_~s__hit~0))} is VALID [2020-07-18 00:15:40,286 INFO L280 TraceCheckUtils]: 61: Hoare triple {10374#(not (= 0 main_~s__hit~0))} assume !(8576 == ~s__state~0); {10374#(not (= 0 main_~s__hit~0))} is VALID [2020-07-18 00:15:40,287 INFO L280 TraceCheckUtils]: 62: Hoare triple {10374#(not (= 0 main_~s__hit~0))} assume !(8592 == ~s__state~0); {10374#(not (= 0 main_~s__hit~0))} is VALID [2020-07-18 00:15:40,287 INFO L280 TraceCheckUtils]: 63: Hoare triple {10374#(not (= 0 main_~s__hit~0))} assume !(8608 == ~s__state~0); {10374#(not (= 0 main_~s__hit~0))} is VALID [2020-07-18 00:15:40,288 INFO L280 TraceCheckUtils]: 64: Hoare triple {10374#(not (= 0 main_~s__hit~0))} assume !(8640 == ~s__state~0); {10374#(not (= 0 main_~s__hit~0))} is VALID [2020-07-18 00:15:40,289 INFO L280 TraceCheckUtils]: 65: Hoare triple {10374#(not (= 0 main_~s__hit~0))} assume !(8656 == ~s__state~0); {10374#(not (= 0 main_~s__hit~0))} is VALID [2020-07-18 00:15:40,290 INFO L280 TraceCheckUtils]: 66: Hoare triple {10374#(not (= 0 main_~s__hit~0))} assume 8672 == ~s__state~0; {10374#(not (= 0 main_~s__hit~0))} is VALID [2020-07-18 00:15:40,291 INFO L280 TraceCheckUtils]: 67: Hoare triple {10374#(not (= 0 main_~s__hit~0))} assume !(4 == ~blastFlag~0); {10374#(not (= 0 main_~s__hit~0))} is VALID [2020-07-18 00:15:40,291 INFO L280 TraceCheckUtils]: 68: Hoare triple {10374#(not (= 0 main_~s__hit~0))} assume !(5 == ~blastFlag~0); {10374#(not (= 0 main_~s__hit~0))} is VALID [2020-07-18 00:15:40,292 INFO L280 TraceCheckUtils]: 69: Hoare triple {10374#(not (= 0 main_~s__hit~0))} assume 0 != ~s__hit~0; {10374#(not (= 0 main_~s__hit~0))} is VALID [2020-07-18 00:15:40,293 INFO L280 TraceCheckUtils]: 70: Hoare triple {10374#(not (= 0 main_~s__hit~0))} ~s__state~0 := 8640; {10374#(not (= 0 main_~s__hit~0))} is VALID [2020-07-18 00:15:40,294 INFO L280 TraceCheckUtils]: 71: Hoare triple {10374#(not (= 0 main_~s__hit~0))} assume !false; {10374#(not (= 0 main_~s__hit~0))} is VALID [2020-07-18 00:15:40,294 INFO L280 TraceCheckUtils]: 72: Hoare triple {10374#(not (= 0 main_~s__hit~0))} assume !(~s__state~0 <= 8512 && ~blastFlag~0 > 2); {10374#(not (= 0 main_~s__hit~0))} is VALID [2020-07-18 00:15:40,295 INFO L280 TraceCheckUtils]: 73: Hoare triple {10374#(not (= 0 main_~s__hit~0))} assume !(8466 == ~s__state~0); {10374#(not (= 0 main_~s__hit~0))} is VALID [2020-07-18 00:15:40,296 INFO L280 TraceCheckUtils]: 74: Hoare triple {10374#(not (= 0 main_~s__hit~0))} assume !(8496 == ~s__state~0); {10374#(not (= 0 main_~s__hit~0))} is VALID [2020-07-18 00:15:40,297 INFO L280 TraceCheckUtils]: 75: Hoare triple {10374#(not (= 0 main_~s__hit~0))} assume !(8512 == ~s__state~0); {10374#(not (= 0 main_~s__hit~0))} is VALID [2020-07-18 00:15:40,298 INFO L280 TraceCheckUtils]: 76: Hoare triple {10374#(not (= 0 main_~s__hit~0))} assume !(8528 == ~s__state~0); {10374#(not (= 0 main_~s__hit~0))} is VALID [2020-07-18 00:15:40,299 INFO L280 TraceCheckUtils]: 77: Hoare triple {10374#(not (= 0 main_~s__hit~0))} assume !(8544 == ~s__state~0); {10374#(not (= 0 main_~s__hit~0))} is VALID [2020-07-18 00:15:40,299 INFO L280 TraceCheckUtils]: 78: Hoare triple {10374#(not (= 0 main_~s__hit~0))} assume !(8560 == ~s__state~0); {10374#(not (= 0 main_~s__hit~0))} is VALID [2020-07-18 00:15:40,300 INFO L280 TraceCheckUtils]: 79: Hoare triple {10374#(not (= 0 main_~s__hit~0))} assume !(8576 == ~s__state~0); {10374#(not (= 0 main_~s__hit~0))} is VALID [2020-07-18 00:15:40,301 INFO L280 TraceCheckUtils]: 80: Hoare triple {10374#(not (= 0 main_~s__hit~0))} assume !(8592 == ~s__state~0); {10374#(not (= 0 main_~s__hit~0))} is VALID [2020-07-18 00:15:40,301 INFO L280 TraceCheckUtils]: 81: Hoare triple {10374#(not (= 0 main_~s__hit~0))} assume !(8608 == ~s__state~0); {10374#(not (= 0 main_~s__hit~0))} is VALID [2020-07-18 00:15:40,302 INFO L280 TraceCheckUtils]: 82: Hoare triple {10374#(not (= 0 main_~s__hit~0))} assume 8640 == ~s__state~0; {10374#(not (= 0 main_~s__hit~0))} is VALID [2020-07-18 00:15:40,303 INFO L280 TraceCheckUtils]: 83: Hoare triple {10374#(not (= 0 main_~s__hit~0))} assume 3 == ~blastFlag~0; {10374#(not (= 0 main_~s__hit~0))} is VALID [2020-07-18 00:15:40,304 INFO L280 TraceCheckUtils]: 84: Hoare triple {10374#(not (= 0 main_~s__hit~0))} ~blastFlag~0 := 4; {10374#(not (= 0 main_~s__hit~0))} is VALID [2020-07-18 00:15:40,304 INFO L280 TraceCheckUtils]: 85: Hoare triple {10374#(not (= 0 main_~s__hit~0))} assume !(0 != ~s__hit~0); {10371#false} is VALID [2020-07-18 00:15:40,305 INFO L280 TraceCheckUtils]: 86: Hoare triple {10371#false} ~s__state~0 := 8656; {10371#false} is VALID [2020-07-18 00:15:40,305 INFO L280 TraceCheckUtils]: 87: Hoare triple {10371#false} assume !false; {10371#false} is VALID [2020-07-18 00:15:40,305 INFO L280 TraceCheckUtils]: 88: Hoare triple {10371#false} assume !(~s__state~0 <= 8512 && ~blastFlag~0 > 2); {10371#false} is VALID [2020-07-18 00:15:40,306 INFO L280 TraceCheckUtils]: 89: Hoare triple {10371#false} assume !(8466 == ~s__state~0); {10371#false} is VALID [2020-07-18 00:15:40,306 INFO L280 TraceCheckUtils]: 90: Hoare triple {10371#false} assume !(8496 == ~s__state~0); {10371#false} is VALID [2020-07-18 00:15:40,306 INFO L280 TraceCheckUtils]: 91: Hoare triple {10371#false} assume !(8512 == ~s__state~0); {10371#false} is VALID [2020-07-18 00:15:40,306 INFO L280 TraceCheckUtils]: 92: Hoare triple {10371#false} assume !(8528 == ~s__state~0); {10371#false} is VALID [2020-07-18 00:15:40,307 INFO L280 TraceCheckUtils]: 93: Hoare triple {10371#false} assume !(8544 == ~s__state~0); {10371#false} is VALID [2020-07-18 00:15:40,307 INFO L280 TraceCheckUtils]: 94: Hoare triple {10371#false} assume !(8560 == ~s__state~0); {10371#false} is VALID [2020-07-18 00:15:40,307 INFO L280 TraceCheckUtils]: 95: Hoare triple {10371#false} assume !(8576 == ~s__state~0); {10371#false} is VALID [2020-07-18 00:15:40,308 INFO L280 TraceCheckUtils]: 96: Hoare triple {10371#false} assume !(8592 == ~s__state~0); {10371#false} is VALID [2020-07-18 00:15:40,308 INFO L280 TraceCheckUtils]: 97: Hoare triple {10371#false} assume !(8608 == ~s__state~0); {10371#false} is VALID [2020-07-18 00:15:40,308 INFO L280 TraceCheckUtils]: 98: Hoare triple {10371#false} assume !(8640 == ~s__state~0); {10371#false} is VALID [2020-07-18 00:15:40,308 INFO L280 TraceCheckUtils]: 99: Hoare triple {10371#false} assume !(8656 == ~s__state~0); {10371#false} is VALID [2020-07-18 00:15:40,309 INFO L280 TraceCheckUtils]: 100: Hoare triple {10371#false} assume 8672 == ~s__state~0; {10371#false} is VALID [2020-07-18 00:15:40,309 INFO L280 TraceCheckUtils]: 101: Hoare triple {10371#false} assume !(4 == ~blastFlag~0); {10371#false} is VALID [2020-07-18 00:15:40,309 INFO L280 TraceCheckUtils]: 102: Hoare triple {10371#false} assume 5 == ~blastFlag~0; {10371#false} is VALID [2020-07-18 00:15:40,309 INFO L280 TraceCheckUtils]: 103: Hoare triple {10371#false} assume !false; {10371#false} is VALID [2020-07-18 00:15:40,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-18 00:15:40,344 INFO L192 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-18 00:15:40,344 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1542577865] [2020-07-18 00:15:40,344 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-18 00:15:40,344 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-18 00:15:40,344 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1498190610] [2020-07-18 00:15:40,345 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 104 [2020-07-18 00:15:40,345 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 00:15:40,345 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-18 00:15:40,421 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 79 edges. 79 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 00:15:40,422 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-18 00:15:40,422 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-18 00:15:40,422 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-18 00:15:40,422 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-18 00:15:40,422 INFO L87 Difference]: Start difference. First operand 240 states and 299 transitions. Second operand 3 states. [2020-07-18 00:15:41,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 00:15:41,019 INFO L93 Difference]: Finished difference Result 365 states and 436 transitions. [2020-07-18 00:15:41,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-18 00:15:41,019 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 104 [2020-07-18 00:15:41,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-18 00:15:41,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-18 00:15:41,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 156 transitions. [2020-07-18 00:15:41,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-18 00:15:41,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 156 transitions. [2020-07-18 00:15:41,025 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 156 transitions. [2020-07-18 00:15:41,165 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 156 edges. 156 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 00:15:41,165 INFO L225 Difference]: With dead ends: 365 [2020-07-18 00:15:41,165 INFO L226 Difference]: Without dead ends: 0 [2020-07-18 00:15:41,167 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-18 00:15:41,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-18 00:15:41,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-18 00:15:41,167 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-18 00:15:41,168 INFO L82 GeneralOperation]: Start isEquivalent. First operand 0 states. Second operand 0 states. [2020-07-18 00:15:41,168 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-18 00:15:41,168 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-18 00:15:41,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 00:15:41,168 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-18 00:15:41,168 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-18 00:15:41,169 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 00:15:41,169 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 00:15:41,169 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-18 00:15:41,169 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-18 00:15:41,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 00:15:41,169 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-18 00:15:41,170 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-18 00:15:41,170 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 00:15:41,170 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 00:15:41,170 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-18 00:15:41,170 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-18 00:15:41,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-18 00:15:41,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-18 00:15:41,171 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 104 [2020-07-18 00:15:41,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-18 00:15:41,171 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-18 00:15:41,171 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-18 00:15:41,171 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 0 states and 0 transitions. [2020-07-18 00:15:41,171 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 0 edges. 0 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 00:15:41,172 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-18 00:15:41,172 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 00:15:41,172 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-07-18 00:15:41,174 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-18 00:15:42,446 INFO L271 CegarLoopResult]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2020-07-18 00:15:42,446 INFO L271 CegarLoopResult]: At program point ULTIMATE.initEXIT(line -1) the Hoare annotation is: true [2020-07-18 00:15:42,447 INFO L271 CegarLoopResult]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2020-07-18 00:15:42,447 INFO L271 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-07-18 00:15:42,447 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-18 00:15:42,447 INFO L271 CegarLoopResult]: At program point ULTIMATE.startFINAL(line -1) the Hoare annotation is: true [2020-07-18 00:15:42,447 INFO L271 CegarLoopResult]: At program point mainEXIT(lines 8 217) the Hoare annotation is: true [2020-07-18 00:15:42,447 INFO L264 CegarLoopResult]: At program point L151-1(lines 74 183) 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)) .cse0))) [2020-07-18 00:15:42,448 INFO L264 CegarLoopResult]: At program point L52(lines 52 193) 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))) [2020-07-18 00:15:42,448 INFO L264 CegarLoopResult]: At program point L85-1(lines 74 183) the Hoare annotation is: (<= main_~blastFlag~0 2) [2020-07-18 00:15:42,448 INFO L271 CegarLoopResult]: At program point L19(line 19) the Hoare annotation is: true [2020-07-18 00:15:42,448 INFO L264 CegarLoopResult]: At program point L135(lines 135 139) the Hoare annotation is: (<= main_~blastFlag~0 2) [2020-07-18 00:15:42,448 INFO L264 CegarLoopResult]: At program point L69(lines 68 185) the Hoare annotation is: (and (<= 8656 main_~s__state~0) (<= main_~blastFlag~0 3)) [2020-07-18 00:15:42,449 INFO L264 CegarLoopResult]: At program point L36(lines 36 201) 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))) [2020-07-18 00:15:42,449 INFO L264 CegarLoopResult]: At program point L152(line 152) the Hoare annotation is: (and (not (= 0 main_~s__hit~0)) (<= main_~blastFlag~0 3) (<= 8640 main_~s__state~0)) [2020-07-18 00:15:42,449 INFO L264 CegarLoopResult]: At program point L86(line 86) the Hoare annotation is: (<= main_~blastFlag~0 1) [2020-07-18 00:15:42,449 INFO L264 CegarLoopResult]: At program point L53(lines 52 193) the Hoare annotation is: (<= main_~blastFlag~0 2) [2020-07-18 00:15:42,449 INFO L271 CegarLoopResult]: At program point L20(line 20) the Hoare annotation is: true [2020-07-18 00:15:42,449 INFO L264 CegarLoopResult]: At program point L136(line 136) the Hoare annotation is: (<= main_~blastFlag~0 2) [2020-07-18 00:15:42,449 INFO L264 CegarLoopResult]: At program point L169-1(lines 74 183) the Hoare annotation is: (and (<= 8656 main_~s__state~0) (<= main_~blastFlag~0 3)) [2020-07-18 00:15:42,450 INFO L264 CegarLoopResult]: At program point L37(lines 36 201) the Hoare annotation is: (<= main_~blastFlag~0 2) [2020-07-18 00:15:42,450 INFO L264 CegarLoopResult]: At program point L120(lines 113 122) the Hoare annotation is: (<= main_~blastFlag~0 2) [2020-07-18 00:15:42,450 INFO L271 CegarLoopResult]: At program point mainFINAL(lines 8 217) the Hoare annotation is: true [2020-07-18 00:15:42,450 INFO L264 CegarLoopResult]: At program point L170(line 170) the Hoare annotation is: false [2020-07-18 00:15:42,450 INFO L264 CegarLoopResult]: At program point L138(line 138) the Hoare annotation is: (<= main_~blastFlag~0 2) [2020-07-18 00:15:42,450 INFO L264 CegarLoopResult]: At program point L105(lines 105 123) the Hoare annotation is: (<= main_~blastFlag~0 2) [2020-07-18 00:15:42,450 INFO L264 CegarLoopResult]: At program point L72(lines 72 183) the Hoare annotation is: (or (and (<= main_~blastFlag~0 3) (<= 8640 main_~s__state~0)) (<= main_~blastFlag~0 2)) [2020-07-18 00:15:42,450 INFO L264 CegarLoopResult]: At program point L89(line 89) the Hoare annotation is: (or (and (not (= 0 main_~s__hit~0)) (<= main_~blastFlag~0 2)) (<= main_~blastFlag~0 1)) [2020-07-18 00:15:42,451 INFO L264 CegarLoopResult]: At program point L56(lines 56 191) 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))) [2020-07-18 00:15:42,451 INFO L264 CegarLoopResult]: At program point L23(line 23) 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))) [2020-07-18 00:15:42,451 INFO L264 CegarLoopResult]: At program point L172(lines 172 174) the Hoare annotation is: (and (<= 8656 main_~s__state~0) (<= main_~blastFlag~0 3)) [2020-07-18 00:15:42,451 INFO L264 CegarLoopResult]: At program point L106(lines 106 110) the Hoare annotation is: (<= main_~blastFlag~0 2) [2020-07-18 00:15:42,451 INFO L264 CegarLoopResult]: At program point L73(lines 72 183) the Hoare annotation is: (and (<= 8656 main_~s__state~0) (<= main_~blastFlag~0 3)) [2020-07-18 00:15:42,451 INFO L264 CegarLoopResult]: At program point L40(lines 40 199) 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))) [2020-07-18 00:15:42,451 INFO L264 CegarLoopResult]: At program point L57(lines 56 191) the Hoare annotation is: (<= main_~blastFlag~0 2) [2020-07-18 00:15:42,451 INFO L264 CegarLoopResult]: At program point L173(lines 8 217) the Hoare annotation is: false [2020-07-18 00:15:42,451 INFO L264 CegarLoopResult]: At program point L107(line 107) the Hoare annotation is: (<= main_~blastFlag~0 2) [2020-07-18 00:15:42,451 INFO L264 CegarLoopResult]: At program point L41(lines 40 199) the Hoare annotation is: (<= main_~blastFlag~0 2) [2020-07-18 00:15:42,452 INFO L264 CegarLoopResult]: At program point L157(line 157) the Hoare annotation is: (and (<= main_~blastFlag~0 2) (<= 8640 main_~s__state~0)) [2020-07-18 00:15:42,452 INFO L264 CegarLoopResult]: At program point L91(line 91) the Hoare annotation is: (<= main_~blastFlag~0 2) [2020-07-18 00:15:42,452 INFO L264 CegarLoopResult]: At program point L125(line 125) the Hoare annotation is: (<= main_~blastFlag~0 2) [2020-07-18 00:15:42,452 INFO L271 CegarLoopResult]: At program point L10(line 10) the Hoare annotation is: true [2020-07-18 00:15:42,452 INFO L271 CegarLoopResult]: At program point L10-1(line 10) the Hoare annotation is: true [2020-07-18 00:15:42,452 INFO L271 CegarLoopResult]: At program point L10-2(line 10) the Hoare annotation is: true [2020-07-18 00:15:42,452 INFO L264 CegarLoopResult]: At program point L60(lines 60 189) 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))) [2020-07-18 00:15:42,453 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))) [2020-07-18 00:15:42,453 INFO L264 CegarLoopResult]: At program point L44(lines 44 197) 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))) [2020-07-18 00:15:42,453 INFO L271 CegarLoopResult]: At program point L11(line 11) the Hoare annotation is: true [2020-07-18 00:15:42,453 INFO L271 CegarLoopResult]: At program point L11-1(line 11) the Hoare annotation is: true [2020-07-18 00:15:42,453 INFO L271 CegarLoopResult]: At program point L11-2(line 11) the Hoare annotation is: true [2020-07-18 00:15:42,453 INFO L264 CegarLoopResult]: At program point L61(lines 60 189) the Hoare annotation is: (<= main_~blastFlag~0 2) [2020-07-18 00:15:42,453 INFO L264 CegarLoopResult]: At program point L177(line 177) the Hoare annotation is: (let ((.cse0 (<= 8656 main_~s__state~0))) (or (and .cse0 (<= main_~blastFlag~0 1)) (and .cse0 (not (= 0 main_~s__hit~0)) (<= main_~blastFlag~0 3)))) [2020-07-18 00:15:42,453 INFO L264 CegarLoopResult]: At program point L45(lines 44 197) the Hoare annotation is: (<= main_~blastFlag~0 2) [2020-07-18 00:15:42,453 INFO L264 CegarLoopResult]: At program point L78-1(lines 78 80) the Hoare annotation is: (<= main_~blastFlag~0 2) [2020-07-18 00:15:42,453 INFO L271 CegarLoopResult]: At program point L12(line 12) the Hoare annotation is: true [2020-07-18 00:15:42,453 INFO L271 CegarLoopResult]: At program point L12-1(line 12) the Hoare annotation is: true [2020-07-18 00:15:42,454 INFO L271 CegarLoopResult]: At program point L12-2(line 12) the Hoare annotation is: true [2020-07-18 00:15:42,454 INFO L264 CegarLoopResult]: At program point L29(lines 29 204) 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))) [2020-07-18 00:15:42,454 INFO L264 CegarLoopResult]: At program point L112(lines 105 123) the Hoare annotation is: (<= main_~blastFlag~0 2) [2020-07-18 00:15:42,454 INFO L264 CegarLoopResult]: At program point L79(line 79) the Hoare annotation is: (<= main_~blastFlag~0 0) [2020-07-18 00:15:42,454 INFO L271 CegarLoopResult]: At program point L13(line 13) the Hoare annotation is: true [2020-07-18 00:15:42,454 INFO L271 CegarLoopResult]: At program point L13-1(line 13) the Hoare annotation is: true [2020-07-18 00:15:42,454 INFO L271 CegarLoopResult]: At program point L13-2(line 13) the Hoare annotation is: true [2020-07-18 00:15:42,454 INFO L264 CegarLoopResult]: At program point L162-1(lines 162 164) the Hoare annotation is: (and (<= 8656 main_~s__state~0) (<= main_~blastFlag~0 3)) [2020-07-18 00:15:42,454 INFO L264 CegarLoopResult]: At program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 215) the Hoare annotation is: false [2020-07-18 00:15:42,454 INFO L264 CegarLoopResult]: At program point L30(lines 29 204) the Hoare annotation is: (<= main_~blastFlag~0 2) [2020-07-18 00:15:42,455 INFO L271 CegarLoopResult]: At program point mainENTRY(lines 8 217) the Hoare annotation is: true [2020-07-18 00:15:42,455 INFO L271 CegarLoopResult]: At program point L14(line 14) the Hoare annotation is: true [2020-07-18 00:15:42,455 INFO L264 CegarLoopResult]: At program point L163(line 163) the Hoare annotation is: (and (<= 8656 main_~s__state~0) (<= main_~blastFlag~0 2)) [2020-07-18 00:15:42,455 INFO L264 CegarLoopResult]: At program point L64(lines 64 187) 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))) [2020-07-18 00:15:42,455 INFO L271 CegarLoopResult]: At program point L213(lines 8 217) the Hoare annotation is: true [2020-07-18 00:15:42,455 INFO L264 CegarLoopResult]: At program point L114(lines 114 118) the Hoare annotation is: (<= main_~blastFlag~0 2) [2020-07-18 00:15:42,455 INFO L264 CegarLoopResult]: At program point L48(lines 48 195) 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))) [2020-07-18 00:15:42,456 INFO L271 CegarLoopResult]: At program point L15(line 15) the Hoare annotation is: true [2020-07-18 00:15:42,456 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))) [2020-07-18 00:15:42,456 INFO L264 CegarLoopResult]: At program point L32(lines 32 203) 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))) [2020-07-18 00:15:42,456 INFO L264 CegarLoopResult]: At program point L49(lines 48 195) the Hoare annotation is: (<= main_~blastFlag~0 2) [2020-07-18 00:15:42,456 INFO L271 CegarLoopResult]: At program point L16(line 16) the Hoare annotation is: true [2020-07-18 00:15:42,456 INFO L264 CegarLoopResult]: At program point L33(lines 32 203) the Hoare annotation is: (<= main_~blastFlag~0 2) [2020-07-18 00:15:42,457 INFO L271 CegarLoopResult]: At program point L17(line 17) the Hoare annotation is: true [2020-07-18 00:15:42,457 INFO L264 CegarLoopResult]: At program point L216(line 216) the Hoare annotation is: false [2020-07-18 00:15:42,457 INFO L264 CegarLoopResult]: At program point L117(line 117) the Hoare annotation is: (<= main_~blastFlag~0 2) [2020-07-18 00:15:42,457 INFO L264 CegarLoopResult]: At program point L134(line 134) the Hoare annotation is: (<= main_~blastFlag~0 2) [2020-07-18 00:15:42,457 INFO L264 CegarLoopResult]: At program point L134-1(line 134) the Hoare annotation is: (<= main_~blastFlag~0 2) [2020-07-18 00:15:42,457 INFO L264 CegarLoopResult]: At program point L68(lines 68 185) the Hoare annotation is: (or (and (<= main_~blastFlag~0 3) (<= 8640 main_~s__state~0)) (<= main_~blastFlag~0 2)) [2020-07-18 00:15:42,500 INFO L163 areAnnotationChecker]: CFG has 114 edges. 114 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-18 00:15:42,516 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.07 12:15:42 BoogieIcfgContainer [2020-07-18 00:15:42,516 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-18 00:15:42,520 INFO L168 Benchmark]: Toolchain (without parser) took 13578.08 ms. Allocated memory was 144.7 MB in the beginning and 368.6 MB in the end (delta: 223.9 MB). Free memory was 102.9 MB in the beginning and 206.4 MB in the end (delta: -103.4 MB). Peak memory consumption was 120.4 MB. Max. memory is 7.1 GB. [2020-07-18 00:15:42,520 INFO L168 Benchmark]: CDTParser took 0.84 ms. Allocated memory is still 144.7 MB. Free memory was 121.3 MB in the beginning and 121.1 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2020-07-18 00:15:42,521 INFO L168 Benchmark]: CACSL2BoogieTranslator took 289.81 ms. Allocated memory is still 144.7 MB. Free memory was 102.5 MB in the beginning and 91.1 MB in the end (delta: 11.4 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. [2020-07-18 00:15:42,522 INFO L168 Benchmark]: Boogie Preprocessor took 146.20 ms. Allocated memory was 144.7 MB in the beginning and 201.9 MB in the end (delta: 57.1 MB). Free memory was 91.1 MB in the beginning and 179.5 MB in the end (delta: -88.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. [2020-07-18 00:15:42,523 INFO L168 Benchmark]: RCFGBuilder took 585.51 ms. Allocated memory is still 201.9 MB. Free memory was 179.5 MB in the beginning and 145.0 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 7.1 GB. [2020-07-18 00:15:42,523 INFO L168 Benchmark]: TraceAbstraction took 12549.67 ms. Allocated memory was 201.9 MB in the beginning and 368.6 MB in the end (delta: 166.7 MB). Free memory was 144.3 MB in the beginning and 206.4 MB in the end (delta: -62.0 MB). Peak memory consumption was 104.7 MB. Max. memory is 7.1 GB. [2020-07-18 00:15:42,527 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 0.84 ms. Allocated memory is still 144.7 MB. Free memory was 121.3 MB in the beginning and 121.1 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 289.81 ms. Allocated memory is still 144.7 MB. Free memory was 102.5 MB in the beginning and 91.1 MB in the end (delta: 11.4 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 146.20 ms. Allocated memory was 144.7 MB in the beginning and 201.9 MB in the end (delta: 57.1 MB). Free memory was 91.1 MB in the beginning and 179.5 MB in the end (delta: -88.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 585.51 ms. Allocated memory is still 201.9 MB. Free memory was 179.5 MB in the beginning and 145.0 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 12549.67 ms. Allocated memory was 201.9 MB in the beginning and 368.6 MB in the end (delta: 166.7 MB). Free memory was 144.3 MB in the beginning and 206.4 MB in the end (delta: -62.0 MB). Peak memory consumption was 104.7 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 - ProcedureContractResult [Line: 8]: Procedure Contract for main Derived contract for procedure main: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 85 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 11.1s, OverallIterations: 7, TraceHistogramMax: 6, AutomataDifference: 5.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 696 SDtfs, 313 SDslu, 519 SDs, 0 SdLazy, 210 SolverSat, 60 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 59 GetRequests, 46 SyntacticMatches, 6 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=335occurred 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: 1.8s AutomataMinimizationTime, 7 MinimizatonAttempts, 13 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 85 LocationsWithAnnotation, 85 PreInvPairs, 407 NumberOfFragments, 525 HoareAnnotationTreeSize, 85 FomulaSimplifications, 3335 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 85 FomulaSimplificationsInter, 261 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: No data available, 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...