/usr/bin/java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/recursive-simple/sum_10x0-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-267fbe0 [2020-07-17 22:22:18,967 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-17 22:22:18,969 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-17 22:22:18,982 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-17 22:22:18,982 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-17 22:22:18,984 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-17 22:22:18,985 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-17 22:22:18,987 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-17 22:22:18,989 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-17 22:22:18,989 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-17 22:22:18,990 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-17 22:22:18,991 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-17 22:22:18,992 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-17 22:22:18,993 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-17 22:22:18,994 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-17 22:22:18,995 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-17 22:22:18,996 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-17 22:22:18,997 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-17 22:22:18,999 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-17 22:22:19,001 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-17 22:22:19,002 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-17 22:22:19,004 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-17 22:22:19,005 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-17 22:22:19,006 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-17 22:22:19,008 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-17 22:22:19,008 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-17 22:22:19,009 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-17 22:22:19,009 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-17 22:22:19,010 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-17 22:22:19,011 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-17 22:22:19,011 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-17 22:22:19,012 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-17 22:22:19,013 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-17 22:22:19,013 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-17 22:22:19,014 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-17 22:22:19,015 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-17 22:22:19,015 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-17 22:22:19,016 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-17 22:22:19,016 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-17 22:22:19,017 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-17 22:22:19,017 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-17 22:22:19,018 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-17 22:22:19,032 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-17 22:22:19,033 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-17 22:22:19,034 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-17 22:22:19,034 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-17 22:22:19,034 INFO L138 SettingsManager]: * Use SBE=true [2020-07-17 22:22:19,035 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-17 22:22:19,035 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-17 22:22:19,035 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-17 22:22:19,035 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-17 22:22:19,035 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-17 22:22:19,036 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-17 22:22:19,036 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-17 22:22:19,036 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-17 22:22:19,036 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-17 22:22:19,036 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-17 22:22:19,037 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-17 22:22:19,037 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-17 22:22:19,037 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-17 22:22:19,037 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-17 22:22:19,037 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-17 22:22:19,038 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-17 22:22:19,038 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 22:22:19,038 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-17 22:22:19,038 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-17 22:22:19,038 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-17 22:22:19,039 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-17 22:22:19,039 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-17 22:22:19,039 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-17 22:22:19,039 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-17 22:22:19,039 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-17 22:22:19,423 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-17 22:22:19,444 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-17 22:22:19,447 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-17 22:22:19,449 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-17 22:22:19,450 INFO L275 PluginConnector]: CDTParser initialized [2020-07-17 22:22:19,451 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-simple/sum_10x0-2.c [2020-07-17 22:22:19,528 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57f1de816/6da2fc39d64d42f0a4da1315c5388ae0/FLAG503c4ef25 [2020-07-17 22:22:19,984 INFO L306 CDTParser]: Found 1 translation units. [2020-07-17 22:22:19,984 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/recursive-simple/sum_10x0-2.c [2020-07-17 22:22:19,990 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57f1de816/6da2fc39d64d42f0a4da1315c5388ae0/FLAG503c4ef25 [2020-07-17 22:22:20,361 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57f1de816/6da2fc39d64d42f0a4da1315c5388ae0 [2020-07-17 22:22:20,370 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-17 22:22:20,373 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-17 22:22:20,374 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-17 22:22:20,374 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-17 22:22:20,377 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-17 22:22:20,379 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 10:22:20" (1/1) ... [2020-07-17 22:22:20,382 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@329869ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:22:20, skipping insertion in model container [2020-07-17 22:22:20,382 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 10:22:20" (1/1) ... [2020-07-17 22:22:20,390 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-17 22:22:20,410 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-17 22:22:20,575 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 22:22:20,581 INFO L203 MainTranslator]: Completed pre-run [2020-07-17 22:22:20,598 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 22:22:20,613 INFO L208 MainTranslator]: Completed translation [2020-07-17 22:22:20,614 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:22:20 WrapperNode [2020-07-17 22:22:20,614 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-17 22:22:20,615 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-17 22:22:20,615 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-17 22:22:20,615 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-17 22:22:20,630 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:22:20" (1/1) ... [2020-07-17 22:22:20,630 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:22:20" (1/1) ... [2020-07-17 22:22:20,636 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:22:20" (1/1) ... [2020-07-17 22:22:20,637 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:22:20" (1/1) ... [2020-07-17 22:22:20,641 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:22:20" (1/1) ... [2020-07-17 22:22:20,644 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:22:20" (1/1) ... [2020-07-17 22:22:20,645 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:22:20" (1/1) ... [2020-07-17 22:22:20,646 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-17 22:22:20,647 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-17 22:22:20,647 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-17 22:22:20,647 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-17 22:22:20,648 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:22:20" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 22:22:20,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-17 22:22:20,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-17 22:22:20,806 INFO L138 BoogieDeclarations]: Found implementation of procedure sum [2020-07-17 22:22:20,806 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-17 22:22:20,806 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-17 22:22:20,807 INFO L130 BoogieDeclarations]: Found specification of procedure sum [2020-07-17 22:22:20,807 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-17 22:22:20,807 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-17 22:22:20,807 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-17 22:22:21,035 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-17 22:22:21,035 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-07-17 22:22:21,040 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 10:22:21 BoogieIcfgContainer [2020-07-17 22:22:21,041 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-17 22:22:21,044 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-17 22:22:21,044 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-17 22:22:21,047 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-17 22:22:21,048 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.07 10:22:20" (1/3) ... [2020-07-17 22:22:21,049 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@189bcc4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 10:22:21, skipping insertion in model container [2020-07-17 22:22:21,049 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:22:20" (2/3) ... [2020-07-17 22:22:21,050 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@189bcc4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 10:22:21, skipping insertion in model container [2020-07-17 22:22:21,051 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 10:22:21" (3/3) ... [2020-07-17 22:22:21,053 INFO L109 eAbstractionObserver]: Analyzing ICFG sum_10x0-2.c [2020-07-17 22:22:21,068 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-17 22:22:21,078 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-17 22:22:21,098 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-17 22:22:21,130 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-17 22:22:21,130 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-17 22:22:21,130 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-17 22:22:21,130 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-17 22:22:21,131 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-17 22:22:21,131 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-17 22:22:21,131 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-17 22:22:21,131 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-17 22:22:21,153 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states. [2020-07-17 22:22:21,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-07-17 22:22:21,161 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 22:22:21,162 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 22:22:21,163 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 22:22:21,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 22:22:21,171 INFO L82 PathProgramCache]: Analyzing trace with hash 2001781660, now seen corresponding path program 1 times [2020-07-17 22:22:21,182 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 22:22:21,183 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1118228295] [2020-07-17 22:22:21,184 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 22:22:21,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:21,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:21,403 INFO L280 TraceCheckUtils]: 0: Hoare triple {23#true} assume true; {23#true} is VALID [2020-07-17 22:22:21,403 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {23#true} {23#true} #26#return; {23#true} is VALID [2020-07-17 22:22:21,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:21,466 INFO L280 TraceCheckUtils]: 0: Hoare triple {23#true} ~n := #in~n;~m := #in~m; {32#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:21,467 INFO L280 TraceCheckUtils]: 1: Hoare triple {32#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {33#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:21,468 INFO L280 TraceCheckUtils]: 2: Hoare triple {33#(<= |sum_#in~n| 0)} assume true; {33#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:21,471 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {33#(<= |sum_#in~n| 0)} {27#(<= 10 main_~a~0)} #32#return; {24#false} is VALID [2020-07-17 22:22:21,472 INFO L263 TraceCheckUtils]: 0: Hoare triple {23#true} call ULTIMATE.init(); {23#true} is VALID [2020-07-17 22:22:21,472 INFO L280 TraceCheckUtils]: 1: Hoare triple {23#true} assume true; {23#true} is VALID [2020-07-17 22:22:21,473 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {23#true} {23#true} #26#return; {23#true} is VALID [2020-07-17 22:22:21,473 INFO L263 TraceCheckUtils]: 3: Hoare triple {23#true} call #t~ret2 := main(); {23#true} is VALID [2020-07-17 22:22:21,475 INFO L280 TraceCheckUtils]: 4: Hoare triple {23#true} ~a~0 := 10;~b~0 := 0; {27#(<= 10 main_~a~0)} is VALID [2020-07-17 22:22:21,475 INFO L263 TraceCheckUtils]: 5: Hoare triple {27#(<= 10 main_~a~0)} call #t~ret1 := sum(~a~0, ~b~0); {23#true} is VALID [2020-07-17 22:22:21,476 INFO L280 TraceCheckUtils]: 6: Hoare triple {23#true} ~n := #in~n;~m := #in~m; {32#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:21,478 INFO L280 TraceCheckUtils]: 7: Hoare triple {32#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {33#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:21,479 INFO L280 TraceCheckUtils]: 8: Hoare triple {33#(<= |sum_#in~n| 0)} assume true; {33#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:21,481 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {33#(<= |sum_#in~n| 0)} {27#(<= 10 main_~a~0)} #32#return; {24#false} is VALID [2020-07-17 22:22:21,482 INFO L280 TraceCheckUtils]: 10: Hoare triple {24#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;~result~0 := #t~ret1;havoc #t~ret1; {24#false} is VALID [2020-07-17 22:22:21,482 INFO L280 TraceCheckUtils]: 11: Hoare triple {24#false} assume ~result~0 == ~a~0 + ~b~0; {24#false} is VALID [2020-07-17 22:22:21,483 INFO L280 TraceCheckUtils]: 12: Hoare triple {24#false} assume !false; {24#false} is VALID [2020-07-17 22:22:21,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 22:22:21,486 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1118228295] [2020-07-17 22:22:21,487 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 22:22:21,487 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-17 22:22:21,488 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [432463080] [2020-07-17 22:22:21,495 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-07-17 22:22:21,498 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 22:22:21,502 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-17 22:22:21,550 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 13 edges. 13 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:22:21,550 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-17 22:22:21,551 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 22:22:21,560 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-17 22:22:21,561 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-17 22:22:21,563 INFO L87 Difference]: Start difference. First operand 20 states. Second operand 5 states. [2020-07-17 22:22:21,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:22:21,787 INFO L93 Difference]: Finished difference Result 30 states and 33 transitions. [2020-07-17 22:22:21,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-17 22:22:21,787 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-07-17 22:22:21,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 22:22:21,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-17 22:22:21,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 33 transitions. [2020-07-17 22:22:21,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-17 22:22:21,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 33 transitions. [2020-07-17 22:22:21,804 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 33 transitions. [2020-07-17 22:22:21,863 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 33 edges. 33 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:22:21,876 INFO L225 Difference]: With dead ends: 30 [2020-07-17 22:22:21,876 INFO L226 Difference]: Without dead ends: 18 [2020-07-17 22:22:21,880 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-07-17 22:22:21,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states. [2020-07-17 22:22:21,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2020-07-17 22:22:21,935 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 22:22:21,935 INFO L82 GeneralOperation]: Start isEquivalent. First operand 18 states. Second operand 18 states. [2020-07-17 22:22:21,936 INFO L74 IsIncluded]: Start isIncluded. First operand 18 states. Second operand 18 states. [2020-07-17 22:22:21,936 INFO L87 Difference]: Start difference. First operand 18 states. Second operand 18 states. [2020-07-17 22:22:21,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:22:21,942 INFO L93 Difference]: Finished difference Result 18 states and 19 transitions. [2020-07-17 22:22:21,942 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2020-07-17 22:22:21,943 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:22:21,943 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:22:21,944 INFO L74 IsIncluded]: Start isIncluded. First operand 18 states. Second operand 18 states. [2020-07-17 22:22:21,944 INFO L87 Difference]: Start difference. First operand 18 states. Second operand 18 states. [2020-07-17 22:22:21,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:22:21,948 INFO L93 Difference]: Finished difference Result 18 states and 19 transitions. [2020-07-17 22:22:21,948 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2020-07-17 22:22:21,949 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:22:21,949 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:22:21,950 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 22:22:21,950 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 22:22:21,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2020-07-17 22:22:21,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 19 transitions. [2020-07-17 22:22:21,955 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 19 transitions. Word has length 13 [2020-07-17 22:22:21,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 22:22:21,955 INFO L479 AbstractCegarLoop]: Abstraction has 18 states and 19 transitions. [2020-07-17 22:22:21,956 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-17 22:22:21,956 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2020-07-17 22:22:21,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-07-17 22:22:21,957 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 22:22:21,957 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 22:22:21,958 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-17 22:22:21,958 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 22:22:21,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 22:22:21,959 INFO L82 PathProgramCache]: Analyzing trace with hash -118151420, now seen corresponding path program 1 times [2020-07-17 22:22:21,959 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 22:22:21,959 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [401986251] [2020-07-17 22:22:21,960 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 22:22:21,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:22,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:22,029 INFO L280 TraceCheckUtils]: 0: Hoare triple {136#true} assume true; {136#true} is VALID [2020-07-17 22:22:22,029 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {136#true} {136#true} #26#return; {136#true} is VALID [2020-07-17 22:22:22,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:22,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:22,114 INFO L280 TraceCheckUtils]: 0: Hoare triple {136#true} ~n := #in~n;~m := #in~m; {151#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:22,115 INFO L280 TraceCheckUtils]: 1: Hoare triple {151#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {157#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:22,116 INFO L280 TraceCheckUtils]: 2: Hoare triple {157#(<= |sum_#in~n| 0)} assume true; {157#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:22,119 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {157#(<= |sum_#in~n| 0)} {151#(= sum_~n |sum_#in~n|)} #30#return; {156#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:22,120 INFO L280 TraceCheckUtils]: 0: Hoare triple {136#true} ~n := #in~n;~m := #in~m; {151#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:22,121 INFO L280 TraceCheckUtils]: 1: Hoare triple {151#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {151#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:22,122 INFO L263 TraceCheckUtils]: 2: Hoare triple {151#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {136#true} is VALID [2020-07-17 22:22:22,123 INFO L280 TraceCheckUtils]: 3: Hoare triple {136#true} ~n := #in~n;~m := #in~m; {151#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:22,124 INFO L280 TraceCheckUtils]: 4: Hoare triple {151#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {157#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:22,125 INFO L280 TraceCheckUtils]: 5: Hoare triple {157#(<= |sum_#in~n| 0)} assume true; {157#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:22,127 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {157#(<= |sum_#in~n| 0)} {151#(= sum_~n |sum_#in~n|)} #30#return; {156#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:22,129 INFO L280 TraceCheckUtils]: 7: Hoare triple {156#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {156#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:22,130 INFO L280 TraceCheckUtils]: 8: Hoare triple {156#(<= |sum_#in~n| 1)} assume true; {156#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:22,132 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {156#(<= |sum_#in~n| 1)} {140#(<= 10 main_~a~0)} #32#return; {137#false} is VALID [2020-07-17 22:22:22,133 INFO L263 TraceCheckUtils]: 0: Hoare triple {136#true} call ULTIMATE.init(); {136#true} is VALID [2020-07-17 22:22:22,134 INFO L280 TraceCheckUtils]: 1: Hoare triple {136#true} assume true; {136#true} is VALID [2020-07-17 22:22:22,134 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {136#true} {136#true} #26#return; {136#true} is VALID [2020-07-17 22:22:22,135 INFO L263 TraceCheckUtils]: 3: Hoare triple {136#true} call #t~ret2 := main(); {136#true} is VALID [2020-07-17 22:22:22,136 INFO L280 TraceCheckUtils]: 4: Hoare triple {136#true} ~a~0 := 10;~b~0 := 0; {140#(<= 10 main_~a~0)} is VALID [2020-07-17 22:22:22,136 INFO L263 TraceCheckUtils]: 5: Hoare triple {140#(<= 10 main_~a~0)} call #t~ret1 := sum(~a~0, ~b~0); {136#true} is VALID [2020-07-17 22:22:22,137 INFO L280 TraceCheckUtils]: 6: Hoare triple {136#true} ~n := #in~n;~m := #in~m; {151#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:22,138 INFO L280 TraceCheckUtils]: 7: Hoare triple {151#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {151#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:22,139 INFO L263 TraceCheckUtils]: 8: Hoare triple {151#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {136#true} is VALID [2020-07-17 22:22:22,140 INFO L280 TraceCheckUtils]: 9: Hoare triple {136#true} ~n := #in~n;~m := #in~m; {151#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:22,141 INFO L280 TraceCheckUtils]: 10: Hoare triple {151#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {157#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:22,142 INFO L280 TraceCheckUtils]: 11: Hoare triple {157#(<= |sum_#in~n| 0)} assume true; {157#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:22,144 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {157#(<= |sum_#in~n| 0)} {151#(= sum_~n |sum_#in~n|)} #30#return; {156#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:22,146 INFO L280 TraceCheckUtils]: 13: Hoare triple {156#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {156#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:22,161 INFO L280 TraceCheckUtils]: 14: Hoare triple {156#(<= |sum_#in~n| 1)} assume true; {156#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:22,163 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {156#(<= |sum_#in~n| 1)} {140#(<= 10 main_~a~0)} #32#return; {137#false} is VALID [2020-07-17 22:22:22,163 INFO L280 TraceCheckUtils]: 16: Hoare triple {137#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;~result~0 := #t~ret1;havoc #t~ret1; {137#false} is VALID [2020-07-17 22:22:22,163 INFO L280 TraceCheckUtils]: 17: Hoare triple {137#false} assume ~result~0 == ~a~0 + ~b~0; {137#false} is VALID [2020-07-17 22:22:22,164 INFO L280 TraceCheckUtils]: 18: Hoare triple {137#false} assume !false; {137#false} is VALID [2020-07-17 22:22:22,166 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-07-17 22:22:22,166 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [401986251] [2020-07-17 22:22:22,166 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1500664640] [2020-07-17 22:22:22,167 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 22:22:22,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:22,204 INFO L264 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-17 22:22:22,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:22,217 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 22:22:22,337 INFO L263 TraceCheckUtils]: 0: Hoare triple {136#true} call ULTIMATE.init(); {136#true} is VALID [2020-07-17 22:22:22,337 INFO L280 TraceCheckUtils]: 1: Hoare triple {136#true} assume true; {136#true} is VALID [2020-07-17 22:22:22,337 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {136#true} {136#true} #26#return; {136#true} is VALID [2020-07-17 22:22:22,338 INFO L263 TraceCheckUtils]: 3: Hoare triple {136#true} call #t~ret2 := main(); {136#true} is VALID [2020-07-17 22:22:22,339 INFO L280 TraceCheckUtils]: 4: Hoare triple {136#true} ~a~0 := 10;~b~0 := 0; {140#(<= 10 main_~a~0)} is VALID [2020-07-17 22:22:22,339 INFO L263 TraceCheckUtils]: 5: Hoare triple {140#(<= 10 main_~a~0)} call #t~ret1 := sum(~a~0, ~b~0); {136#true} is VALID [2020-07-17 22:22:22,340 INFO L280 TraceCheckUtils]: 6: Hoare triple {136#true} ~n := #in~n;~m := #in~m; {179#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:22,341 INFO L280 TraceCheckUtils]: 7: Hoare triple {179#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {179#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:22,341 INFO L263 TraceCheckUtils]: 8: Hoare triple {179#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {136#true} is VALID [2020-07-17 22:22:22,342 INFO L280 TraceCheckUtils]: 9: Hoare triple {136#true} ~n := #in~n;~m := #in~m; {179#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:22,344 INFO L280 TraceCheckUtils]: 10: Hoare triple {179#(<= |sum_#in~n| sum_~n)} assume ~n <= 0;#res := ~m + ~n; {157#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:22,344 INFO L280 TraceCheckUtils]: 11: Hoare triple {157#(<= |sum_#in~n| 0)} assume true; {157#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:22,347 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {157#(<= |sum_#in~n| 0)} {179#(<= |sum_#in~n| sum_~n)} #30#return; {156#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:22,348 INFO L280 TraceCheckUtils]: 13: Hoare triple {156#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {156#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:22,349 INFO L280 TraceCheckUtils]: 14: Hoare triple {156#(<= |sum_#in~n| 1)} assume true; {156#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:22,351 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {156#(<= |sum_#in~n| 1)} {140#(<= 10 main_~a~0)} #32#return; {137#false} is VALID [2020-07-17 22:22:22,351 INFO L280 TraceCheckUtils]: 16: Hoare triple {137#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;~result~0 := #t~ret1;havoc #t~ret1; {137#false} is VALID [2020-07-17 22:22:22,352 INFO L280 TraceCheckUtils]: 17: Hoare triple {137#false} assume ~result~0 == ~a~0 + ~b~0; {137#false} is VALID [2020-07-17 22:22:22,352 INFO L280 TraceCheckUtils]: 18: Hoare triple {137#false} assume !false; {137#false} is VALID [2020-07-17 22:22:22,353 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-07-17 22:22:22,353 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-17 22:22:22,354 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2020-07-17 22:22:22,355 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [445119274] [2020-07-17 22:22:22,356 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 19 [2020-07-17 22:22:22,357 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 22:22:22,357 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states. [2020-07-17 22:22:22,390 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 23 edges. 23 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:22:22,390 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-07-17 22:22:22,390 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 22:22:22,391 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-07-17 22:22:22,391 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-07-17 22:22:22,391 INFO L87 Difference]: Start difference. First operand 18 states and 19 transitions. Second operand 7 states. [2020-07-17 22:22:22,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:22:22,533 INFO L93 Difference]: Finished difference Result 25 states and 26 transitions. [2020-07-17 22:22:22,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-17 22:22:22,533 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 19 [2020-07-17 22:22:22,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 22:22:22,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2020-07-17 22:22:22,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 26 transitions. [2020-07-17 22:22:22,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2020-07-17 22:22:22,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 26 transitions. [2020-07-17 22:22:22,540 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states and 26 transitions. [2020-07-17 22:22:22,575 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 26 edges. 26 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:22:22,578 INFO L225 Difference]: With dead ends: 25 [2020-07-17 22:22:22,578 INFO L226 Difference]: Without dead ends: 21 [2020-07-17 22:22:22,579 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2020-07-17 22:22:22,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2020-07-17 22:22:22,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2020-07-17 22:22:22,587 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 22:22:22,587 INFO L82 GeneralOperation]: Start isEquivalent. First operand 21 states. Second operand 21 states. [2020-07-17 22:22:22,587 INFO L74 IsIncluded]: Start isIncluded. First operand 21 states. Second operand 21 states. [2020-07-17 22:22:22,588 INFO L87 Difference]: Start difference. First operand 21 states. Second operand 21 states. [2020-07-17 22:22:22,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:22:22,590 INFO L93 Difference]: Finished difference Result 21 states and 22 transitions. [2020-07-17 22:22:22,590 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2020-07-17 22:22:22,591 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:22:22,591 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:22:22,591 INFO L74 IsIncluded]: Start isIncluded. First operand 21 states. Second operand 21 states. [2020-07-17 22:22:22,591 INFO L87 Difference]: Start difference. First operand 21 states. Second operand 21 states. [2020-07-17 22:22:22,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:22:22,594 INFO L93 Difference]: Finished difference Result 21 states and 22 transitions. [2020-07-17 22:22:22,594 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2020-07-17 22:22:22,595 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:22:22,595 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:22:22,595 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 22:22:22,595 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 22:22:22,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2020-07-17 22:22:22,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 22 transitions. [2020-07-17 22:22:22,598 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 22 transitions. Word has length 19 [2020-07-17 22:22:22,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 22:22:22,598 INFO L479 AbstractCegarLoop]: Abstraction has 21 states and 22 transitions. [2020-07-17 22:22:22,598 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-07-17 22:22:22,598 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2020-07-17 22:22:22,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-07-17 22:22:22,600 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 22:22:22,600 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 22:22:22,812 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2020-07-17 22:22:22,813 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 22:22:22,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 22:22:22,814 INFO L82 PathProgramCache]: Analyzing trace with hash 764931548, now seen corresponding path program 2 times [2020-07-17 22:22:22,815 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 22:22:22,816 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1739714928] [2020-07-17 22:22:22,816 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 22:22:22,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:22,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:22,865 INFO L280 TraceCheckUtils]: 0: Hoare triple {321#true} assume true; {321#true} is VALID [2020-07-17 22:22:22,865 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {321#true} {321#true} #26#return; {321#true} is VALID [2020-07-17 22:22:22,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:22,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:22,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:22,972 INFO L280 TraceCheckUtils]: 0: Hoare triple {321#true} ~n := #in~n;~m := #in~m; {342#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:22,973 INFO L280 TraceCheckUtils]: 1: Hoare triple {342#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {359#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:22,974 INFO L280 TraceCheckUtils]: 2: Hoare triple {359#(<= |sum_#in~n| 0)} assume true; {359#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:22,976 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {359#(<= |sum_#in~n| 0)} {342#(= sum_~n |sum_#in~n|)} #30#return; {358#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:22,977 INFO L280 TraceCheckUtils]: 0: Hoare triple {321#true} ~n := #in~n;~m := #in~m; {342#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:22,978 INFO L280 TraceCheckUtils]: 1: Hoare triple {342#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {342#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:22,978 INFO L263 TraceCheckUtils]: 2: Hoare triple {342#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {321#true} is VALID [2020-07-17 22:22:22,979 INFO L280 TraceCheckUtils]: 3: Hoare triple {321#true} ~n := #in~n;~m := #in~m; {342#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:22,980 INFO L280 TraceCheckUtils]: 4: Hoare triple {342#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {359#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:22,981 INFO L280 TraceCheckUtils]: 5: Hoare triple {359#(<= |sum_#in~n| 0)} assume true; {359#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:22,983 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {359#(<= |sum_#in~n| 0)} {342#(= sum_~n |sum_#in~n|)} #30#return; {358#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:22,984 INFO L280 TraceCheckUtils]: 7: Hoare triple {358#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {358#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:22,985 INFO L280 TraceCheckUtils]: 8: Hoare triple {358#(<= |sum_#in~n| 1)} assume true; {358#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:22,986 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {358#(<= |sum_#in~n| 1)} {342#(= sum_~n |sum_#in~n|)} #30#return; {353#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:22,987 INFO L280 TraceCheckUtils]: 0: Hoare triple {321#true} ~n := #in~n;~m := #in~m; {342#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:22,988 INFO L280 TraceCheckUtils]: 1: Hoare triple {342#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {342#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:22,989 INFO L263 TraceCheckUtils]: 2: Hoare triple {342#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {321#true} is VALID [2020-07-17 22:22:22,989 INFO L280 TraceCheckUtils]: 3: Hoare triple {321#true} ~n := #in~n;~m := #in~m; {342#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:22,990 INFO L280 TraceCheckUtils]: 4: Hoare triple {342#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {342#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:22,990 INFO L263 TraceCheckUtils]: 5: Hoare triple {342#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {321#true} is VALID [2020-07-17 22:22:22,991 INFO L280 TraceCheckUtils]: 6: Hoare triple {321#true} ~n := #in~n;~m := #in~m; {342#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:22,992 INFO L280 TraceCheckUtils]: 7: Hoare triple {342#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {359#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:22,993 INFO L280 TraceCheckUtils]: 8: Hoare triple {359#(<= |sum_#in~n| 0)} assume true; {359#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:22,995 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {359#(<= |sum_#in~n| 0)} {342#(= sum_~n |sum_#in~n|)} #30#return; {358#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:22,995 INFO L280 TraceCheckUtils]: 10: Hoare triple {358#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {358#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:22,996 INFO L280 TraceCheckUtils]: 11: Hoare triple {358#(<= |sum_#in~n| 1)} assume true; {358#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:22,998 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {358#(<= |sum_#in~n| 1)} {342#(= sum_~n |sum_#in~n|)} #30#return; {353#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:22,999 INFO L280 TraceCheckUtils]: 13: Hoare triple {353#(<= |sum_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {353#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:23,000 INFO L280 TraceCheckUtils]: 14: Hoare triple {353#(<= |sum_#in~n| 2)} assume true; {353#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:23,002 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {353#(<= |sum_#in~n| 2)} {325#(<= 10 main_~a~0)} #32#return; {322#false} is VALID [2020-07-17 22:22:23,003 INFO L263 TraceCheckUtils]: 0: Hoare triple {321#true} call ULTIMATE.init(); {321#true} is VALID [2020-07-17 22:22:23,003 INFO L280 TraceCheckUtils]: 1: Hoare triple {321#true} assume true; {321#true} is VALID [2020-07-17 22:22:23,003 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {321#true} {321#true} #26#return; {321#true} is VALID [2020-07-17 22:22:23,004 INFO L263 TraceCheckUtils]: 3: Hoare triple {321#true} call #t~ret2 := main(); {321#true} is VALID [2020-07-17 22:22:23,005 INFO L280 TraceCheckUtils]: 4: Hoare triple {321#true} ~a~0 := 10;~b~0 := 0; {325#(<= 10 main_~a~0)} is VALID [2020-07-17 22:22:23,005 INFO L263 TraceCheckUtils]: 5: Hoare triple {325#(<= 10 main_~a~0)} call #t~ret1 := sum(~a~0, ~b~0); {321#true} is VALID [2020-07-17 22:22:23,006 INFO L280 TraceCheckUtils]: 6: Hoare triple {321#true} ~n := #in~n;~m := #in~m; {342#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:23,006 INFO L280 TraceCheckUtils]: 7: Hoare triple {342#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {342#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:23,007 INFO L263 TraceCheckUtils]: 8: Hoare triple {342#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {321#true} is VALID [2020-07-17 22:22:23,007 INFO L280 TraceCheckUtils]: 9: Hoare triple {321#true} ~n := #in~n;~m := #in~m; {342#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:23,008 INFO L280 TraceCheckUtils]: 10: Hoare triple {342#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {342#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:23,008 INFO L263 TraceCheckUtils]: 11: Hoare triple {342#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {321#true} is VALID [2020-07-17 22:22:23,009 INFO L280 TraceCheckUtils]: 12: Hoare triple {321#true} ~n := #in~n;~m := #in~m; {342#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:23,010 INFO L280 TraceCheckUtils]: 13: Hoare triple {342#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {359#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:23,011 INFO L280 TraceCheckUtils]: 14: Hoare triple {359#(<= |sum_#in~n| 0)} assume true; {359#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:23,012 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {359#(<= |sum_#in~n| 0)} {342#(= sum_~n |sum_#in~n|)} #30#return; {358#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:23,013 INFO L280 TraceCheckUtils]: 16: Hoare triple {358#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {358#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:23,014 INFO L280 TraceCheckUtils]: 17: Hoare triple {358#(<= |sum_#in~n| 1)} assume true; {358#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:23,016 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {358#(<= |sum_#in~n| 1)} {342#(= sum_~n |sum_#in~n|)} #30#return; {353#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:23,017 INFO L280 TraceCheckUtils]: 19: Hoare triple {353#(<= |sum_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {353#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:23,018 INFO L280 TraceCheckUtils]: 20: Hoare triple {353#(<= |sum_#in~n| 2)} assume true; {353#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:23,020 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {353#(<= |sum_#in~n| 2)} {325#(<= 10 main_~a~0)} #32#return; {322#false} is VALID [2020-07-17 22:22:23,020 INFO L280 TraceCheckUtils]: 22: Hoare triple {322#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;~result~0 := #t~ret1;havoc #t~ret1; {322#false} is VALID [2020-07-17 22:22:23,021 INFO L280 TraceCheckUtils]: 23: Hoare triple {322#false} assume ~result~0 == ~a~0 + ~b~0; {322#false} is VALID [2020-07-17 22:22:23,021 INFO L280 TraceCheckUtils]: 24: Hoare triple {322#false} assume !false; {322#false} is VALID [2020-07-17 22:22:23,022 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-07-17 22:22:23,022 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1739714928] [2020-07-17 22:22:23,023 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1791316012] [2020-07-17 22:22:23,023 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 22:22:23,057 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-07-17 22:22:23,058 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-17 22:22:23,059 INFO L264 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-17 22:22:23,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:23,073 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 22:22:23,181 INFO L263 TraceCheckUtils]: 0: Hoare triple {321#true} call ULTIMATE.init(); {321#true} is VALID [2020-07-17 22:22:23,181 INFO L280 TraceCheckUtils]: 1: Hoare triple {321#true} assume true; {321#true} is VALID [2020-07-17 22:22:23,182 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {321#true} {321#true} #26#return; {321#true} is VALID [2020-07-17 22:22:23,182 INFO L263 TraceCheckUtils]: 3: Hoare triple {321#true} call #t~ret2 := main(); {321#true} is VALID [2020-07-17 22:22:23,183 INFO L280 TraceCheckUtils]: 4: Hoare triple {321#true} ~a~0 := 10;~b~0 := 0; {325#(<= 10 main_~a~0)} is VALID [2020-07-17 22:22:23,184 INFO L263 TraceCheckUtils]: 5: Hoare triple {325#(<= 10 main_~a~0)} call #t~ret1 := sum(~a~0, ~b~0); {321#true} is VALID [2020-07-17 22:22:23,185 INFO L280 TraceCheckUtils]: 6: Hoare triple {321#true} ~n := #in~n;~m := #in~m; {381#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:23,185 INFO L280 TraceCheckUtils]: 7: Hoare triple {381#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {381#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:23,186 INFO L263 TraceCheckUtils]: 8: Hoare triple {381#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {321#true} is VALID [2020-07-17 22:22:23,187 INFO L280 TraceCheckUtils]: 9: Hoare triple {321#true} ~n := #in~n;~m := #in~m; {381#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:23,188 INFO L280 TraceCheckUtils]: 10: Hoare triple {381#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {381#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:23,188 INFO L263 TraceCheckUtils]: 11: Hoare triple {381#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {321#true} is VALID [2020-07-17 22:22:23,189 INFO L280 TraceCheckUtils]: 12: Hoare triple {321#true} ~n := #in~n;~m := #in~m; {381#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:23,190 INFO L280 TraceCheckUtils]: 13: Hoare triple {381#(<= |sum_#in~n| sum_~n)} assume ~n <= 0;#res := ~m + ~n; {359#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:23,191 INFO L280 TraceCheckUtils]: 14: Hoare triple {359#(<= |sum_#in~n| 0)} assume true; {359#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:23,193 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {359#(<= |sum_#in~n| 0)} {381#(<= |sum_#in~n| sum_~n)} #30#return; {358#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:23,195 INFO L280 TraceCheckUtils]: 16: Hoare triple {358#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {358#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:23,196 INFO L280 TraceCheckUtils]: 17: Hoare triple {358#(<= |sum_#in~n| 1)} assume true; {358#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:23,198 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {358#(<= |sum_#in~n| 1)} {381#(<= |sum_#in~n| sum_~n)} #30#return; {353#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:23,199 INFO L280 TraceCheckUtils]: 19: Hoare triple {353#(<= |sum_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {353#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:23,200 INFO L280 TraceCheckUtils]: 20: Hoare triple {353#(<= |sum_#in~n| 2)} assume true; {353#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:23,202 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {353#(<= |sum_#in~n| 2)} {325#(<= 10 main_~a~0)} #32#return; {322#false} is VALID [2020-07-17 22:22:23,203 INFO L280 TraceCheckUtils]: 22: Hoare triple {322#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;~result~0 := #t~ret1;havoc #t~ret1; {322#false} is VALID [2020-07-17 22:22:23,203 INFO L280 TraceCheckUtils]: 23: Hoare triple {322#false} assume ~result~0 == ~a~0 + ~b~0; {322#false} is VALID [2020-07-17 22:22:23,203 INFO L280 TraceCheckUtils]: 24: Hoare triple {322#false} assume !false; {322#false} is VALID [2020-07-17 22:22:23,205 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-07-17 22:22:23,206 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-17 22:22:23,206 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2020-07-17 22:22:23,206 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1595922004] [2020-07-17 22:22:23,207 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 25 [2020-07-17 22:22:23,208 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 22:22:23,208 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-17 22:22:23,249 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 27 edges. 27 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:22:23,250 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-17 22:22:23,250 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 22:22:23,251 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-17 22:22:23,251 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-07-17 22:22:23,251 INFO L87 Difference]: Start difference. First operand 21 states and 22 transitions. Second operand 8 states. [2020-07-17 22:22:23,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:22:23,436 INFO L93 Difference]: Finished difference Result 28 states and 29 transitions. [2020-07-17 22:22:23,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-17 22:22:23,437 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 25 [2020-07-17 22:22:23,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 22:22:23,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 22:22:23,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 29 transitions. [2020-07-17 22:22:23,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 22:22:23,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 29 transitions. [2020-07-17 22:22:23,443 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states and 29 transitions. [2020-07-17 22:22:23,482 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 29 edges. 29 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:22:23,483 INFO L225 Difference]: With dead ends: 28 [2020-07-17 22:22:23,483 INFO L226 Difference]: Without dead ends: 24 [2020-07-17 22:22:23,484 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2020-07-17 22:22:23,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2020-07-17 22:22:23,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2020-07-17 22:22:23,492 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 22:22:23,492 INFO L82 GeneralOperation]: Start isEquivalent. First operand 24 states. Second operand 24 states. [2020-07-17 22:22:23,493 INFO L74 IsIncluded]: Start isIncluded. First operand 24 states. Second operand 24 states. [2020-07-17 22:22:23,493 INFO L87 Difference]: Start difference. First operand 24 states. Second operand 24 states. [2020-07-17 22:22:23,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:22:23,495 INFO L93 Difference]: Finished difference Result 24 states and 25 transitions. [2020-07-17 22:22:23,496 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2020-07-17 22:22:23,496 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:22:23,496 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:22:23,497 INFO L74 IsIncluded]: Start isIncluded. First operand 24 states. Second operand 24 states. [2020-07-17 22:22:23,497 INFO L87 Difference]: Start difference. First operand 24 states. Second operand 24 states. [2020-07-17 22:22:23,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:22:23,499 INFO L93 Difference]: Finished difference Result 24 states and 25 transitions. [2020-07-17 22:22:23,500 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2020-07-17 22:22:23,500 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:22:23,500 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:22:23,500 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 22:22:23,501 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 22:22:23,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2020-07-17 22:22:23,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 25 transitions. [2020-07-17 22:22:23,503 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 25 transitions. Word has length 25 [2020-07-17 22:22:23,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 22:22:23,503 INFO L479 AbstractCegarLoop]: Abstraction has 24 states and 25 transitions. [2020-07-17 22:22:23,504 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-17 22:22:23,504 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2020-07-17 22:22:23,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2020-07-17 22:22:23,505 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 22:22:23,505 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 22:22:23,718 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 22:22:23,719 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 22:22:23,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 22:22:23,719 INFO L82 PathProgramCache]: Analyzing trace with hash 601942852, now seen corresponding path program 3 times [2020-07-17 22:22:23,720 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 22:22:23,720 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1898124515] [2020-07-17 22:22:23,720 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 22:22:23,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:23,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:23,809 INFO L280 TraceCheckUtils]: 0: Hoare triple {555#true} assume true; {555#true} is VALID [2020-07-17 22:22:23,809 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {555#true} {555#true} #26#return; {555#true} is VALID [2020-07-17 22:22:23,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:23,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:23,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:23,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:23,940 INFO L280 TraceCheckUtils]: 0: Hoare triple {555#true} ~n := #in~n;~m := #in~m; {582#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:23,941 INFO L280 TraceCheckUtils]: 1: Hoare triple {582#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {616#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:23,942 INFO L280 TraceCheckUtils]: 2: Hoare triple {616#(<= |sum_#in~n| 0)} assume true; {616#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:23,943 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {616#(<= |sum_#in~n| 0)} {582#(= sum_~n |sum_#in~n|)} #30#return; {615#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:23,945 INFO L280 TraceCheckUtils]: 0: Hoare triple {555#true} ~n := #in~n;~m := #in~m; {582#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:23,945 INFO L280 TraceCheckUtils]: 1: Hoare triple {582#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {582#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:23,946 INFO L263 TraceCheckUtils]: 2: Hoare triple {582#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {555#true} is VALID [2020-07-17 22:22:23,947 INFO L280 TraceCheckUtils]: 3: Hoare triple {555#true} ~n := #in~n;~m := #in~m; {582#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:23,948 INFO L280 TraceCheckUtils]: 4: Hoare triple {582#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {616#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:23,949 INFO L280 TraceCheckUtils]: 5: Hoare triple {616#(<= |sum_#in~n| 0)} assume true; {616#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:23,951 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {616#(<= |sum_#in~n| 0)} {582#(= sum_~n |sum_#in~n|)} #30#return; {615#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:23,952 INFO L280 TraceCheckUtils]: 7: Hoare triple {615#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {615#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:23,953 INFO L280 TraceCheckUtils]: 8: Hoare triple {615#(<= |sum_#in~n| 1)} assume true; {615#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:23,955 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {615#(<= |sum_#in~n| 1)} {582#(= sum_~n |sum_#in~n|)} #30#return; {610#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:23,956 INFO L280 TraceCheckUtils]: 0: Hoare triple {555#true} ~n := #in~n;~m := #in~m; {582#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:23,957 INFO L280 TraceCheckUtils]: 1: Hoare triple {582#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {582#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:23,957 INFO L263 TraceCheckUtils]: 2: Hoare triple {582#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {555#true} is VALID [2020-07-17 22:22:23,958 INFO L280 TraceCheckUtils]: 3: Hoare triple {555#true} ~n := #in~n;~m := #in~m; {582#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:23,959 INFO L280 TraceCheckUtils]: 4: Hoare triple {582#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {582#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:23,960 INFO L263 TraceCheckUtils]: 5: Hoare triple {582#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {555#true} is VALID [2020-07-17 22:22:23,961 INFO L280 TraceCheckUtils]: 6: Hoare triple {555#true} ~n := #in~n;~m := #in~m; {582#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:23,962 INFO L280 TraceCheckUtils]: 7: Hoare triple {582#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {616#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:23,963 INFO L280 TraceCheckUtils]: 8: Hoare triple {616#(<= |sum_#in~n| 0)} assume true; {616#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:23,964 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {616#(<= |sum_#in~n| 0)} {582#(= sum_~n |sum_#in~n|)} #30#return; {615#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:23,965 INFO L280 TraceCheckUtils]: 10: Hoare triple {615#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {615#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:23,966 INFO L280 TraceCheckUtils]: 11: Hoare triple {615#(<= |sum_#in~n| 1)} assume true; {615#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:23,969 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {615#(<= |sum_#in~n| 1)} {582#(= sum_~n |sum_#in~n|)} #30#return; {610#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:23,970 INFO L280 TraceCheckUtils]: 13: Hoare triple {610#(<= |sum_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {610#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:23,971 INFO L280 TraceCheckUtils]: 14: Hoare triple {610#(<= |sum_#in~n| 2)} assume true; {610#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:23,973 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {610#(<= |sum_#in~n| 2)} {582#(= sum_~n |sum_#in~n|)} #30#return; {599#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:23,974 INFO L280 TraceCheckUtils]: 0: Hoare triple {555#true} ~n := #in~n;~m := #in~m; {582#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:23,975 INFO L280 TraceCheckUtils]: 1: Hoare triple {582#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {582#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:23,975 INFO L263 TraceCheckUtils]: 2: Hoare triple {582#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {555#true} is VALID [2020-07-17 22:22:23,976 INFO L280 TraceCheckUtils]: 3: Hoare triple {555#true} ~n := #in~n;~m := #in~m; {582#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:23,976 INFO L280 TraceCheckUtils]: 4: Hoare triple {582#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {582#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:23,977 INFO L263 TraceCheckUtils]: 5: Hoare triple {582#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {555#true} is VALID [2020-07-17 22:22:23,977 INFO L280 TraceCheckUtils]: 6: Hoare triple {555#true} ~n := #in~n;~m := #in~m; {582#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:23,978 INFO L280 TraceCheckUtils]: 7: Hoare triple {582#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {582#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:23,978 INFO L263 TraceCheckUtils]: 8: Hoare triple {582#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {555#true} is VALID [2020-07-17 22:22:23,979 INFO L280 TraceCheckUtils]: 9: Hoare triple {555#true} ~n := #in~n;~m := #in~m; {582#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:23,980 INFO L280 TraceCheckUtils]: 10: Hoare triple {582#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {616#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:23,981 INFO L280 TraceCheckUtils]: 11: Hoare triple {616#(<= |sum_#in~n| 0)} assume true; {616#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:23,983 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {616#(<= |sum_#in~n| 0)} {582#(= sum_~n |sum_#in~n|)} #30#return; {615#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:23,984 INFO L280 TraceCheckUtils]: 13: Hoare triple {615#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {615#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:23,985 INFO L280 TraceCheckUtils]: 14: Hoare triple {615#(<= |sum_#in~n| 1)} assume true; {615#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:23,986 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {615#(<= |sum_#in~n| 1)} {582#(= sum_~n |sum_#in~n|)} #30#return; {610#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:23,988 INFO L280 TraceCheckUtils]: 16: Hoare triple {610#(<= |sum_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {610#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:23,989 INFO L280 TraceCheckUtils]: 17: Hoare triple {610#(<= |sum_#in~n| 2)} assume true; {610#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:23,991 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {610#(<= |sum_#in~n| 2)} {582#(= sum_~n |sum_#in~n|)} #30#return; {599#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:23,992 INFO L280 TraceCheckUtils]: 19: Hoare triple {599#(<= |sum_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {599#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:23,992 INFO L280 TraceCheckUtils]: 20: Hoare triple {599#(<= |sum_#in~n| 3)} assume true; {599#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:23,994 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {599#(<= |sum_#in~n| 3)} {559#(<= 10 main_~a~0)} #32#return; {556#false} is VALID [2020-07-17 22:22:23,995 INFO L263 TraceCheckUtils]: 0: Hoare triple {555#true} call ULTIMATE.init(); {555#true} is VALID [2020-07-17 22:22:23,996 INFO L280 TraceCheckUtils]: 1: Hoare triple {555#true} assume true; {555#true} is VALID [2020-07-17 22:22:23,996 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {555#true} {555#true} #26#return; {555#true} is VALID [2020-07-17 22:22:23,996 INFO L263 TraceCheckUtils]: 3: Hoare triple {555#true} call #t~ret2 := main(); {555#true} is VALID [2020-07-17 22:22:23,997 INFO L280 TraceCheckUtils]: 4: Hoare triple {555#true} ~a~0 := 10;~b~0 := 0; {559#(<= 10 main_~a~0)} is VALID [2020-07-17 22:22:23,998 INFO L263 TraceCheckUtils]: 5: Hoare triple {559#(<= 10 main_~a~0)} call #t~ret1 := sum(~a~0, ~b~0); {555#true} is VALID [2020-07-17 22:22:23,999 INFO L280 TraceCheckUtils]: 6: Hoare triple {555#true} ~n := #in~n;~m := #in~m; {582#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:24,000 INFO L280 TraceCheckUtils]: 7: Hoare triple {582#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {582#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:24,000 INFO L263 TraceCheckUtils]: 8: Hoare triple {582#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {555#true} is VALID [2020-07-17 22:22:24,001 INFO L280 TraceCheckUtils]: 9: Hoare triple {555#true} ~n := #in~n;~m := #in~m; {582#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:24,001 INFO L280 TraceCheckUtils]: 10: Hoare triple {582#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {582#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:24,002 INFO L263 TraceCheckUtils]: 11: Hoare triple {582#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {555#true} is VALID [2020-07-17 22:22:24,002 INFO L280 TraceCheckUtils]: 12: Hoare triple {555#true} ~n := #in~n;~m := #in~m; {582#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:24,003 INFO L280 TraceCheckUtils]: 13: Hoare triple {582#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {582#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:24,003 INFO L263 TraceCheckUtils]: 14: Hoare triple {582#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {555#true} is VALID [2020-07-17 22:22:24,004 INFO L280 TraceCheckUtils]: 15: Hoare triple {555#true} ~n := #in~n;~m := #in~m; {582#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:24,005 INFO L280 TraceCheckUtils]: 16: Hoare triple {582#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {616#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:24,006 INFO L280 TraceCheckUtils]: 17: Hoare triple {616#(<= |sum_#in~n| 0)} assume true; {616#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:24,008 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {616#(<= |sum_#in~n| 0)} {582#(= sum_~n |sum_#in~n|)} #30#return; {615#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:24,009 INFO L280 TraceCheckUtils]: 19: Hoare triple {615#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {615#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:24,010 INFO L280 TraceCheckUtils]: 20: Hoare triple {615#(<= |sum_#in~n| 1)} assume true; {615#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:24,012 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {615#(<= |sum_#in~n| 1)} {582#(= sum_~n |sum_#in~n|)} #30#return; {610#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:24,013 INFO L280 TraceCheckUtils]: 22: Hoare triple {610#(<= |sum_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {610#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:24,014 INFO L280 TraceCheckUtils]: 23: Hoare triple {610#(<= |sum_#in~n| 2)} assume true; {610#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:24,015 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {610#(<= |sum_#in~n| 2)} {582#(= sum_~n |sum_#in~n|)} #30#return; {599#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:24,016 INFO L280 TraceCheckUtils]: 25: Hoare triple {599#(<= |sum_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {599#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:24,017 INFO L280 TraceCheckUtils]: 26: Hoare triple {599#(<= |sum_#in~n| 3)} assume true; {599#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:24,018 INFO L275 TraceCheckUtils]: 27: Hoare quadruple {599#(<= |sum_#in~n| 3)} {559#(<= 10 main_~a~0)} #32#return; {556#false} is VALID [2020-07-17 22:22:24,019 INFO L280 TraceCheckUtils]: 28: Hoare triple {556#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;~result~0 := #t~ret1;havoc #t~ret1; {556#false} is VALID [2020-07-17 22:22:24,019 INFO L280 TraceCheckUtils]: 29: Hoare triple {556#false} assume ~result~0 == ~a~0 + ~b~0; {556#false} is VALID [2020-07-17 22:22:24,019 INFO L280 TraceCheckUtils]: 30: Hoare triple {556#false} assume !false; {556#false} is VALID [2020-07-17 22:22:24,021 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-07-17 22:22:24,021 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1898124515] [2020-07-17 22:22:24,021 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1749111944] [2020-07-17 22:22:24,021 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 22:22:24,053 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2020-07-17 22:22:24,053 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-17 22:22:24,054 INFO L264 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 10 conjunts are in the unsatisfiable core [2020-07-17 22:22:24,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:24,064 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 22:22:24,171 INFO L263 TraceCheckUtils]: 0: Hoare triple {555#true} call ULTIMATE.init(); {555#true} is VALID [2020-07-17 22:22:24,171 INFO L280 TraceCheckUtils]: 1: Hoare triple {555#true} assume true; {555#true} is VALID [2020-07-17 22:22:24,172 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {555#true} {555#true} #26#return; {555#true} is VALID [2020-07-17 22:22:24,172 INFO L263 TraceCheckUtils]: 3: Hoare triple {555#true} call #t~ret2 := main(); {555#true} is VALID [2020-07-17 22:22:24,173 INFO L280 TraceCheckUtils]: 4: Hoare triple {555#true} ~a~0 := 10;~b~0 := 0; {559#(<= 10 main_~a~0)} is VALID [2020-07-17 22:22:24,173 INFO L263 TraceCheckUtils]: 5: Hoare triple {559#(<= 10 main_~a~0)} call #t~ret1 := sum(~a~0, ~b~0); {555#true} is VALID [2020-07-17 22:22:24,174 INFO L280 TraceCheckUtils]: 6: Hoare triple {555#true} ~n := #in~n;~m := #in~m; {638#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:24,174 INFO L280 TraceCheckUtils]: 7: Hoare triple {638#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {638#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:24,175 INFO L263 TraceCheckUtils]: 8: Hoare triple {638#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {555#true} is VALID [2020-07-17 22:22:24,176 INFO L280 TraceCheckUtils]: 9: Hoare triple {555#true} ~n := #in~n;~m := #in~m; {638#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:24,176 INFO L280 TraceCheckUtils]: 10: Hoare triple {638#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {638#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:24,177 INFO L263 TraceCheckUtils]: 11: Hoare triple {638#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {555#true} is VALID [2020-07-17 22:22:24,177 INFO L280 TraceCheckUtils]: 12: Hoare triple {555#true} ~n := #in~n;~m := #in~m; {638#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:24,178 INFO L280 TraceCheckUtils]: 13: Hoare triple {638#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {638#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:24,179 INFO L263 TraceCheckUtils]: 14: Hoare triple {638#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {555#true} is VALID [2020-07-17 22:22:24,179 INFO L280 TraceCheckUtils]: 15: Hoare triple {555#true} ~n := #in~n;~m := #in~m; {638#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:24,180 INFO L280 TraceCheckUtils]: 16: Hoare triple {638#(<= |sum_#in~n| sum_~n)} assume ~n <= 0;#res := ~m + ~n; {616#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:24,181 INFO L280 TraceCheckUtils]: 17: Hoare triple {616#(<= |sum_#in~n| 0)} assume true; {616#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:24,183 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {616#(<= |sum_#in~n| 0)} {638#(<= |sum_#in~n| sum_~n)} #30#return; {615#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:24,184 INFO L280 TraceCheckUtils]: 19: Hoare triple {615#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {615#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:24,184 INFO L280 TraceCheckUtils]: 20: Hoare triple {615#(<= |sum_#in~n| 1)} assume true; {615#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:24,186 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {615#(<= |sum_#in~n| 1)} {638#(<= |sum_#in~n| sum_~n)} #30#return; {610#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:24,187 INFO L280 TraceCheckUtils]: 22: Hoare triple {610#(<= |sum_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {610#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:24,188 INFO L280 TraceCheckUtils]: 23: Hoare triple {610#(<= |sum_#in~n| 2)} assume true; {610#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:24,189 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {610#(<= |sum_#in~n| 2)} {638#(<= |sum_#in~n| sum_~n)} #30#return; {599#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:24,190 INFO L280 TraceCheckUtils]: 25: Hoare triple {599#(<= |sum_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {599#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:24,191 INFO L280 TraceCheckUtils]: 26: Hoare triple {599#(<= |sum_#in~n| 3)} assume true; {599#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:24,192 INFO L275 TraceCheckUtils]: 27: Hoare quadruple {599#(<= |sum_#in~n| 3)} {559#(<= 10 main_~a~0)} #32#return; {556#false} is VALID [2020-07-17 22:22:24,192 INFO L280 TraceCheckUtils]: 28: Hoare triple {556#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;~result~0 := #t~ret1;havoc #t~ret1; {556#false} is VALID [2020-07-17 22:22:24,193 INFO L280 TraceCheckUtils]: 29: Hoare triple {556#false} assume ~result~0 == ~a~0 + ~b~0; {556#false} is VALID [2020-07-17 22:22:24,193 INFO L280 TraceCheckUtils]: 30: Hoare triple {556#false} assume !false; {556#false} is VALID [2020-07-17 22:22:24,194 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-07-17 22:22:24,194 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-17 22:22:24,195 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 9 [2020-07-17 22:22:24,195 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [694332141] [2020-07-17 22:22:24,196 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 31 [2020-07-17 22:22:24,197 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 22:22:24,197 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states. [2020-07-17 22:22:24,235 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 31 edges. 31 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:22:24,235 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-17 22:22:24,235 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 22:22:24,236 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-17 22:22:24,236 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2020-07-17 22:22:24,236 INFO L87 Difference]: Start difference. First operand 24 states and 25 transitions. Second operand 9 states. [2020-07-17 22:22:24,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:22:24,426 INFO L93 Difference]: Finished difference Result 31 states and 32 transitions. [2020-07-17 22:22:24,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-17 22:22:24,426 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 31 [2020-07-17 22:22:24,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 22:22:24,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-17 22:22:24,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 32 transitions. [2020-07-17 22:22:24,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-17 22:22:24,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 32 transitions. [2020-07-17 22:22:24,432 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states and 32 transitions. [2020-07-17 22:22:24,472 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 32 edges. 32 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:22:24,474 INFO L225 Difference]: With dead ends: 31 [2020-07-17 22:22:24,474 INFO L226 Difference]: Without dead ends: 27 [2020-07-17 22:22:24,474 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2020-07-17 22:22:24,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2020-07-17 22:22:24,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2020-07-17 22:22:24,482 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 22:22:24,482 INFO L82 GeneralOperation]: Start isEquivalent. First operand 27 states. Second operand 27 states. [2020-07-17 22:22:24,482 INFO L74 IsIncluded]: Start isIncluded. First operand 27 states. Second operand 27 states. [2020-07-17 22:22:24,482 INFO L87 Difference]: Start difference. First operand 27 states. Second operand 27 states. [2020-07-17 22:22:24,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:22:24,485 INFO L93 Difference]: Finished difference Result 27 states and 28 transitions. [2020-07-17 22:22:24,485 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2020-07-17 22:22:24,486 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:22:24,486 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:22:24,486 INFO L74 IsIncluded]: Start isIncluded. First operand 27 states. Second operand 27 states. [2020-07-17 22:22:24,486 INFO L87 Difference]: Start difference. First operand 27 states. Second operand 27 states. [2020-07-17 22:22:24,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:22:24,489 INFO L93 Difference]: Finished difference Result 27 states and 28 transitions. [2020-07-17 22:22:24,489 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2020-07-17 22:22:24,489 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:22:24,489 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:22:24,490 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 22:22:24,490 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 22:22:24,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2020-07-17 22:22:24,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 28 transitions. [2020-07-17 22:22:24,492 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 28 transitions. Word has length 31 [2020-07-17 22:22:24,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 22:22:24,492 INFO L479 AbstractCegarLoop]: Abstraction has 27 states and 28 transitions. [2020-07-17 22:22:24,493 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-17 22:22:24,493 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2020-07-17 22:22:24,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-07-17 22:22:24,494 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 22:22:24,494 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 22:22:24,695 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 22:22:24,695 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 22:22:24,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 22:22:24,696 INFO L82 PathProgramCache]: Analyzing trace with hash -183109604, now seen corresponding path program 4 times [2020-07-17 22:22:24,697 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 22:22:24,697 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1324833322] [2020-07-17 22:22:24,698 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 22:22:24,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:24,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:24,747 INFO L280 TraceCheckUtils]: 0: Hoare triple {844#true} assume true; {844#true} is VALID [2020-07-17 22:22:24,748 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {844#true} {844#true} #26#return; {844#true} is VALID [2020-07-17 22:22:24,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:24,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:24,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:24,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:24,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:25,006 INFO L280 TraceCheckUtils]: 0: Hoare triple {844#true} ~n := #in~n;~m := #in~m; {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:25,007 INFO L280 TraceCheckUtils]: 1: Hoare triple {877#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {934#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:25,007 INFO L280 TraceCheckUtils]: 2: Hoare triple {934#(<= |sum_#in~n| 0)} assume true; {934#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:25,009 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {934#(<= |sum_#in~n| 0)} {877#(= sum_~n |sum_#in~n|)} #30#return; {933#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:25,010 INFO L280 TraceCheckUtils]: 0: Hoare triple {844#true} ~n := #in~n;~m := #in~m; {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:25,011 INFO L280 TraceCheckUtils]: 1: Hoare triple {877#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:25,011 INFO L263 TraceCheckUtils]: 2: Hoare triple {877#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {844#true} is VALID [2020-07-17 22:22:25,012 INFO L280 TraceCheckUtils]: 3: Hoare triple {844#true} ~n := #in~n;~m := #in~m; {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:25,012 INFO L280 TraceCheckUtils]: 4: Hoare triple {877#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {934#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:25,013 INFO L280 TraceCheckUtils]: 5: Hoare triple {934#(<= |sum_#in~n| 0)} assume true; {934#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:25,014 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {934#(<= |sum_#in~n| 0)} {877#(= sum_~n |sum_#in~n|)} #30#return; {933#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:25,015 INFO L280 TraceCheckUtils]: 7: Hoare triple {933#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {933#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:25,016 INFO L280 TraceCheckUtils]: 8: Hoare triple {933#(<= |sum_#in~n| 1)} assume true; {933#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:25,017 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {933#(<= |sum_#in~n| 1)} {877#(= sum_~n |sum_#in~n|)} #30#return; {928#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:25,019 INFO L280 TraceCheckUtils]: 0: Hoare triple {844#true} ~n := #in~n;~m := #in~m; {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:25,019 INFO L280 TraceCheckUtils]: 1: Hoare triple {877#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:25,019 INFO L263 TraceCheckUtils]: 2: Hoare triple {877#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {844#true} is VALID [2020-07-17 22:22:25,020 INFO L280 TraceCheckUtils]: 3: Hoare triple {844#true} ~n := #in~n;~m := #in~m; {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:25,021 INFO L280 TraceCheckUtils]: 4: Hoare triple {877#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:25,021 INFO L263 TraceCheckUtils]: 5: Hoare triple {877#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {844#true} is VALID [2020-07-17 22:22:25,022 INFO L280 TraceCheckUtils]: 6: Hoare triple {844#true} ~n := #in~n;~m := #in~m; {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:25,023 INFO L280 TraceCheckUtils]: 7: Hoare triple {877#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {934#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:25,023 INFO L280 TraceCheckUtils]: 8: Hoare triple {934#(<= |sum_#in~n| 0)} assume true; {934#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:25,025 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {934#(<= |sum_#in~n| 0)} {877#(= sum_~n |sum_#in~n|)} #30#return; {933#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:25,026 INFO L280 TraceCheckUtils]: 10: Hoare triple {933#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {933#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:25,026 INFO L280 TraceCheckUtils]: 11: Hoare triple {933#(<= |sum_#in~n| 1)} assume true; {933#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:25,028 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {933#(<= |sum_#in~n| 1)} {877#(= sum_~n |sum_#in~n|)} #30#return; {928#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:25,029 INFO L280 TraceCheckUtils]: 13: Hoare triple {928#(<= |sum_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {928#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:25,029 INFO L280 TraceCheckUtils]: 14: Hoare triple {928#(<= |sum_#in~n| 2)} assume true; {928#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:25,031 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {928#(<= |sum_#in~n| 2)} {877#(= sum_~n |sum_#in~n|)} #30#return; {917#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:25,032 INFO L280 TraceCheckUtils]: 0: Hoare triple {844#true} ~n := #in~n;~m := #in~m; {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:25,033 INFO L280 TraceCheckUtils]: 1: Hoare triple {877#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:25,033 INFO L263 TraceCheckUtils]: 2: Hoare triple {877#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {844#true} is VALID [2020-07-17 22:22:25,035 INFO L280 TraceCheckUtils]: 3: Hoare triple {844#true} ~n := #in~n;~m := #in~m; {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:25,037 INFO L280 TraceCheckUtils]: 4: Hoare triple {877#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:25,038 INFO L263 TraceCheckUtils]: 5: Hoare triple {877#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {844#true} is VALID [2020-07-17 22:22:25,039 INFO L280 TraceCheckUtils]: 6: Hoare triple {844#true} ~n := #in~n;~m := #in~m; {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:25,039 INFO L280 TraceCheckUtils]: 7: Hoare triple {877#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:25,040 INFO L263 TraceCheckUtils]: 8: Hoare triple {877#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {844#true} is VALID [2020-07-17 22:22:25,040 INFO L280 TraceCheckUtils]: 9: Hoare triple {844#true} ~n := #in~n;~m := #in~m; {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:25,041 INFO L280 TraceCheckUtils]: 10: Hoare triple {877#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {934#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:25,042 INFO L280 TraceCheckUtils]: 11: Hoare triple {934#(<= |sum_#in~n| 0)} assume true; {934#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:25,048 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {934#(<= |sum_#in~n| 0)} {877#(= sum_~n |sum_#in~n|)} #30#return; {933#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:25,049 INFO L280 TraceCheckUtils]: 13: Hoare triple {933#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {933#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:25,050 INFO L280 TraceCheckUtils]: 14: Hoare triple {933#(<= |sum_#in~n| 1)} assume true; {933#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:25,051 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {933#(<= |sum_#in~n| 1)} {877#(= sum_~n |sum_#in~n|)} #30#return; {928#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:25,052 INFO L280 TraceCheckUtils]: 16: Hoare triple {928#(<= |sum_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {928#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:25,052 INFO L280 TraceCheckUtils]: 17: Hoare triple {928#(<= |sum_#in~n| 2)} assume true; {928#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:25,054 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {928#(<= |sum_#in~n| 2)} {877#(= sum_~n |sum_#in~n|)} #30#return; {917#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:25,055 INFO L280 TraceCheckUtils]: 19: Hoare triple {917#(<= |sum_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {917#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:25,055 INFO L280 TraceCheckUtils]: 20: Hoare triple {917#(<= |sum_#in~n| 3)} assume true; {917#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:25,057 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {917#(<= |sum_#in~n| 3)} {877#(= sum_~n |sum_#in~n|)} #30#return; {900#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:25,058 INFO L280 TraceCheckUtils]: 0: Hoare triple {844#true} ~n := #in~n;~m := #in~m; {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:25,059 INFO L280 TraceCheckUtils]: 1: Hoare triple {877#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:25,059 INFO L263 TraceCheckUtils]: 2: Hoare triple {877#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {844#true} is VALID [2020-07-17 22:22:25,060 INFO L280 TraceCheckUtils]: 3: Hoare triple {844#true} ~n := #in~n;~m := #in~m; {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:25,061 INFO L280 TraceCheckUtils]: 4: Hoare triple {877#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:25,061 INFO L263 TraceCheckUtils]: 5: Hoare triple {877#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {844#true} is VALID [2020-07-17 22:22:25,062 INFO L280 TraceCheckUtils]: 6: Hoare triple {844#true} ~n := #in~n;~m := #in~m; {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:25,062 INFO L280 TraceCheckUtils]: 7: Hoare triple {877#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:25,063 INFO L263 TraceCheckUtils]: 8: Hoare triple {877#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {844#true} is VALID [2020-07-17 22:22:25,063 INFO L280 TraceCheckUtils]: 9: Hoare triple {844#true} ~n := #in~n;~m := #in~m; {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:25,064 INFO L280 TraceCheckUtils]: 10: Hoare triple {877#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:25,064 INFO L263 TraceCheckUtils]: 11: Hoare triple {877#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {844#true} is VALID [2020-07-17 22:22:25,065 INFO L280 TraceCheckUtils]: 12: Hoare triple {844#true} ~n := #in~n;~m := #in~m; {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:25,066 INFO L280 TraceCheckUtils]: 13: Hoare triple {877#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {934#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:25,067 INFO L280 TraceCheckUtils]: 14: Hoare triple {934#(<= |sum_#in~n| 0)} assume true; {934#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:25,069 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {934#(<= |sum_#in~n| 0)} {877#(= sum_~n |sum_#in~n|)} #30#return; {933#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:25,069 INFO L280 TraceCheckUtils]: 16: Hoare triple {933#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {933#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:25,070 INFO L280 TraceCheckUtils]: 17: Hoare triple {933#(<= |sum_#in~n| 1)} assume true; {933#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:25,072 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {933#(<= |sum_#in~n| 1)} {877#(= sum_~n |sum_#in~n|)} #30#return; {928#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:25,073 INFO L280 TraceCheckUtils]: 19: Hoare triple {928#(<= |sum_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {928#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:25,073 INFO L280 TraceCheckUtils]: 20: Hoare triple {928#(<= |sum_#in~n| 2)} assume true; {928#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:25,075 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {928#(<= |sum_#in~n| 2)} {877#(= sum_~n |sum_#in~n|)} #30#return; {917#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:25,076 INFO L280 TraceCheckUtils]: 22: Hoare triple {917#(<= |sum_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {917#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:25,077 INFO L280 TraceCheckUtils]: 23: Hoare triple {917#(<= |sum_#in~n| 3)} assume true; {917#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:25,078 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {917#(<= |sum_#in~n| 3)} {877#(= sum_~n |sum_#in~n|)} #30#return; {900#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:25,079 INFO L280 TraceCheckUtils]: 25: Hoare triple {900#(<= |sum_#in~n| 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {900#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:25,080 INFO L280 TraceCheckUtils]: 26: Hoare triple {900#(<= |sum_#in~n| 4)} assume true; {900#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:25,081 INFO L275 TraceCheckUtils]: 27: Hoare quadruple {900#(<= |sum_#in~n| 4)} {848#(<= 10 main_~a~0)} #32#return; {845#false} is VALID [2020-07-17 22:22:25,082 INFO L263 TraceCheckUtils]: 0: Hoare triple {844#true} call ULTIMATE.init(); {844#true} is VALID [2020-07-17 22:22:25,082 INFO L280 TraceCheckUtils]: 1: Hoare triple {844#true} assume true; {844#true} is VALID [2020-07-17 22:22:25,083 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {844#true} {844#true} #26#return; {844#true} is VALID [2020-07-17 22:22:25,083 INFO L263 TraceCheckUtils]: 3: Hoare triple {844#true} call #t~ret2 := main(); {844#true} is VALID [2020-07-17 22:22:25,084 INFO L280 TraceCheckUtils]: 4: Hoare triple {844#true} ~a~0 := 10;~b~0 := 0; {848#(<= 10 main_~a~0)} is VALID [2020-07-17 22:22:25,084 INFO L263 TraceCheckUtils]: 5: Hoare triple {848#(<= 10 main_~a~0)} call #t~ret1 := sum(~a~0, ~b~0); {844#true} is VALID [2020-07-17 22:22:25,085 INFO L280 TraceCheckUtils]: 6: Hoare triple {844#true} ~n := #in~n;~m := #in~m; {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:25,085 INFO L280 TraceCheckUtils]: 7: Hoare triple {877#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:25,085 INFO L263 TraceCheckUtils]: 8: Hoare triple {877#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {844#true} is VALID [2020-07-17 22:22:25,086 INFO L280 TraceCheckUtils]: 9: Hoare triple {844#true} ~n := #in~n;~m := #in~m; {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:25,087 INFO L280 TraceCheckUtils]: 10: Hoare triple {877#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:25,087 INFO L263 TraceCheckUtils]: 11: Hoare triple {877#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {844#true} is VALID [2020-07-17 22:22:25,088 INFO L280 TraceCheckUtils]: 12: Hoare triple {844#true} ~n := #in~n;~m := #in~m; {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:25,088 INFO L280 TraceCheckUtils]: 13: Hoare triple {877#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:25,088 INFO L263 TraceCheckUtils]: 14: Hoare triple {877#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {844#true} is VALID [2020-07-17 22:22:25,089 INFO L280 TraceCheckUtils]: 15: Hoare triple {844#true} ~n := #in~n;~m := #in~m; {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:25,090 INFO L280 TraceCheckUtils]: 16: Hoare triple {877#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:25,090 INFO L263 TraceCheckUtils]: 17: Hoare triple {877#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {844#true} is VALID [2020-07-17 22:22:25,090 INFO L280 TraceCheckUtils]: 18: Hoare triple {844#true} ~n := #in~n;~m := #in~m; {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:25,091 INFO L280 TraceCheckUtils]: 19: Hoare triple {877#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {934#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:25,092 INFO L280 TraceCheckUtils]: 20: Hoare triple {934#(<= |sum_#in~n| 0)} assume true; {934#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:25,093 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {934#(<= |sum_#in~n| 0)} {877#(= sum_~n |sum_#in~n|)} #30#return; {933#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:25,094 INFO L280 TraceCheckUtils]: 22: Hoare triple {933#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {933#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:25,095 INFO L280 TraceCheckUtils]: 23: Hoare triple {933#(<= |sum_#in~n| 1)} assume true; {933#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:25,096 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {933#(<= |sum_#in~n| 1)} {877#(= sum_~n |sum_#in~n|)} #30#return; {928#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:25,097 INFO L280 TraceCheckUtils]: 25: Hoare triple {928#(<= |sum_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {928#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:25,099 INFO L280 TraceCheckUtils]: 26: Hoare triple {928#(<= |sum_#in~n| 2)} assume true; {928#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:25,101 INFO L275 TraceCheckUtils]: 27: Hoare quadruple {928#(<= |sum_#in~n| 2)} {877#(= sum_~n |sum_#in~n|)} #30#return; {917#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:25,102 INFO L280 TraceCheckUtils]: 28: Hoare triple {917#(<= |sum_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {917#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:25,104 INFO L280 TraceCheckUtils]: 29: Hoare triple {917#(<= |sum_#in~n| 3)} assume true; {917#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:25,106 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {917#(<= |sum_#in~n| 3)} {877#(= sum_~n |sum_#in~n|)} #30#return; {900#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:25,108 INFO L280 TraceCheckUtils]: 31: Hoare triple {900#(<= |sum_#in~n| 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {900#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:25,109 INFO L280 TraceCheckUtils]: 32: Hoare triple {900#(<= |sum_#in~n| 4)} assume true; {900#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:25,110 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {900#(<= |sum_#in~n| 4)} {848#(<= 10 main_~a~0)} #32#return; {845#false} is VALID [2020-07-17 22:22:25,110 INFO L280 TraceCheckUtils]: 34: Hoare triple {845#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;~result~0 := #t~ret1;havoc #t~ret1; {845#false} is VALID [2020-07-17 22:22:25,111 INFO L280 TraceCheckUtils]: 35: Hoare triple {845#false} assume ~result~0 == ~a~0 + ~b~0; {845#false} is VALID [2020-07-17 22:22:25,111 INFO L280 TraceCheckUtils]: 36: Hoare triple {845#false} assume !false; {845#false} is VALID [2020-07-17 22:22:25,112 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-07-17 22:22:25,113 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1324833322] [2020-07-17 22:22:25,113 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [349350484] [2020-07-17 22:22:25,113 INFO L92 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 22:22:25,143 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2020-07-17 22:22:25,144 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-17 22:22:25,144 INFO L264 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 12 conjunts are in the unsatisfiable core [2020-07-17 22:22:25,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:25,161 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 22:22:25,290 INFO L263 TraceCheckUtils]: 0: Hoare triple {844#true} call ULTIMATE.init(); {844#true} is VALID [2020-07-17 22:22:25,290 INFO L280 TraceCheckUtils]: 1: Hoare triple {844#true} assume true; {844#true} is VALID [2020-07-17 22:22:25,290 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {844#true} {844#true} #26#return; {844#true} is VALID [2020-07-17 22:22:25,290 INFO L263 TraceCheckUtils]: 3: Hoare triple {844#true} call #t~ret2 := main(); {844#true} is VALID [2020-07-17 22:22:25,291 INFO L280 TraceCheckUtils]: 4: Hoare triple {844#true} ~a~0 := 10;~b~0 := 0; {848#(<= 10 main_~a~0)} is VALID [2020-07-17 22:22:25,292 INFO L263 TraceCheckUtils]: 5: Hoare triple {848#(<= 10 main_~a~0)} call #t~ret1 := sum(~a~0, ~b~0); {844#true} is VALID [2020-07-17 22:22:25,292 INFO L280 TraceCheckUtils]: 6: Hoare triple {844#true} ~n := #in~n;~m := #in~m; {956#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:25,293 INFO L280 TraceCheckUtils]: 7: Hoare triple {956#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {956#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:25,293 INFO L263 TraceCheckUtils]: 8: Hoare triple {956#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {844#true} is VALID [2020-07-17 22:22:25,294 INFO L280 TraceCheckUtils]: 9: Hoare triple {844#true} ~n := #in~n;~m := #in~m; {956#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:25,294 INFO L280 TraceCheckUtils]: 10: Hoare triple {956#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {956#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:25,295 INFO L263 TraceCheckUtils]: 11: Hoare triple {956#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {844#true} is VALID [2020-07-17 22:22:25,295 INFO L280 TraceCheckUtils]: 12: Hoare triple {844#true} ~n := #in~n;~m := #in~m; {956#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:25,296 INFO L280 TraceCheckUtils]: 13: Hoare triple {956#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {956#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:25,296 INFO L263 TraceCheckUtils]: 14: Hoare triple {956#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {844#true} is VALID [2020-07-17 22:22:25,297 INFO L280 TraceCheckUtils]: 15: Hoare triple {844#true} ~n := #in~n;~m := #in~m; {956#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:25,297 INFO L280 TraceCheckUtils]: 16: Hoare triple {956#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {956#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:25,297 INFO L263 TraceCheckUtils]: 17: Hoare triple {956#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {844#true} is VALID [2020-07-17 22:22:25,298 INFO L280 TraceCheckUtils]: 18: Hoare triple {844#true} ~n := #in~n;~m := #in~m; {956#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:25,299 INFO L280 TraceCheckUtils]: 19: Hoare triple {956#(<= |sum_#in~n| sum_~n)} assume ~n <= 0;#res := ~m + ~n; {934#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:25,300 INFO L280 TraceCheckUtils]: 20: Hoare triple {934#(<= |sum_#in~n| 0)} assume true; {934#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:25,301 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {934#(<= |sum_#in~n| 0)} {956#(<= |sum_#in~n| sum_~n)} #30#return; {933#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:25,302 INFO L280 TraceCheckUtils]: 22: Hoare triple {933#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {933#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:25,302 INFO L280 TraceCheckUtils]: 23: Hoare triple {933#(<= |sum_#in~n| 1)} assume true; {933#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:25,304 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {933#(<= |sum_#in~n| 1)} {956#(<= |sum_#in~n| sum_~n)} #30#return; {928#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:25,305 INFO L280 TraceCheckUtils]: 25: Hoare triple {928#(<= |sum_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {928#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:25,305 INFO L280 TraceCheckUtils]: 26: Hoare triple {928#(<= |sum_#in~n| 2)} assume true; {928#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:25,307 INFO L275 TraceCheckUtils]: 27: Hoare quadruple {928#(<= |sum_#in~n| 2)} {956#(<= |sum_#in~n| sum_~n)} #30#return; {917#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:25,307 INFO L280 TraceCheckUtils]: 28: Hoare triple {917#(<= |sum_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {917#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:25,308 INFO L280 TraceCheckUtils]: 29: Hoare triple {917#(<= |sum_#in~n| 3)} assume true; {917#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:25,309 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {917#(<= |sum_#in~n| 3)} {956#(<= |sum_#in~n| sum_~n)} #30#return; {900#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:25,310 INFO L280 TraceCheckUtils]: 31: Hoare triple {900#(<= |sum_#in~n| 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {900#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:25,311 INFO L280 TraceCheckUtils]: 32: Hoare triple {900#(<= |sum_#in~n| 4)} assume true; {900#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:25,312 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {900#(<= |sum_#in~n| 4)} {848#(<= 10 main_~a~0)} #32#return; {845#false} is VALID [2020-07-17 22:22:25,312 INFO L280 TraceCheckUtils]: 34: Hoare triple {845#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;~result~0 := #t~ret1;havoc #t~ret1; {845#false} is VALID [2020-07-17 22:22:25,312 INFO L280 TraceCheckUtils]: 35: Hoare triple {845#false} assume ~result~0 == ~a~0 + ~b~0; {845#false} is VALID [2020-07-17 22:22:25,313 INFO L280 TraceCheckUtils]: 36: Hoare triple {845#false} assume !false; {845#false} is VALID [2020-07-17 22:22:25,314 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-07-17 22:22:25,315 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-17 22:22:25,315 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 10 [2020-07-17 22:22:25,315 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [852842333] [2020-07-17 22:22:25,316 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 37 [2020-07-17 22:22:25,318 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 22:22:25,318 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states. [2020-07-17 22:22:25,364 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 35 edges. 35 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:22:25,364 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-17 22:22:25,364 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 22:22:25,365 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-17 22:22:25,365 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2020-07-17 22:22:25,365 INFO L87 Difference]: Start difference. First operand 27 states and 28 transitions. Second operand 10 states. [2020-07-17 22:22:25,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:22:25,598 INFO L93 Difference]: Finished difference Result 34 states and 35 transitions. [2020-07-17 22:22:25,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-07-17 22:22:25,599 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 37 [2020-07-17 22:22:25,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 22:22:25,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2020-07-17 22:22:25,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 35 transitions. [2020-07-17 22:22:25,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2020-07-17 22:22:25,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 35 transitions. [2020-07-17 22:22:25,604 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states and 35 transitions. [2020-07-17 22:22:25,649 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 35 edges. 35 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:22:25,651 INFO L225 Difference]: With dead ends: 34 [2020-07-17 22:22:25,651 INFO L226 Difference]: Without dead ends: 30 [2020-07-17 22:22:25,654 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=73, Invalid=137, Unknown=0, NotChecked=0, Total=210 [2020-07-17 22:22:25,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2020-07-17 22:22:25,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2020-07-17 22:22:25,661 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 22:22:25,661 INFO L82 GeneralOperation]: Start isEquivalent. First operand 30 states. Second operand 30 states. [2020-07-17 22:22:25,661 INFO L74 IsIncluded]: Start isIncluded. First operand 30 states. Second operand 30 states. [2020-07-17 22:22:25,662 INFO L87 Difference]: Start difference. First operand 30 states. Second operand 30 states. [2020-07-17 22:22:25,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:22:25,664 INFO L93 Difference]: Finished difference Result 30 states and 31 transitions. [2020-07-17 22:22:25,664 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 31 transitions. [2020-07-17 22:22:25,665 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:22:25,665 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:22:25,665 INFO L74 IsIncluded]: Start isIncluded. First operand 30 states. Second operand 30 states. [2020-07-17 22:22:25,665 INFO L87 Difference]: Start difference. First operand 30 states. Second operand 30 states. [2020-07-17 22:22:25,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:22:25,667 INFO L93 Difference]: Finished difference Result 30 states and 31 transitions. [2020-07-17 22:22:25,667 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 31 transitions. [2020-07-17 22:22:25,668 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:22:25,668 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:22:25,668 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 22:22:25,668 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 22:22:25,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-07-17 22:22:25,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 31 transitions. [2020-07-17 22:22:25,670 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 31 transitions. Word has length 37 [2020-07-17 22:22:25,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 22:22:25,671 INFO L479 AbstractCegarLoop]: Abstraction has 30 states and 31 transitions. [2020-07-17 22:22:25,671 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-17 22:22:25,671 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 31 transitions. [2020-07-17 22:22:25,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-07-17 22:22:25,672 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 22:22:25,672 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 22:22:25,885 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 22:22:25,886 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 22:22:25,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 22:22:25,887 INFO L82 PathProgramCache]: Analyzing trace with hash -155447420, now seen corresponding path program 5 times [2020-07-17 22:22:25,887 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 22:22:25,888 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1106352579] [2020-07-17 22:22:25,888 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 22:22:25,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:25,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:25,932 INFO L280 TraceCheckUtils]: 0: Hoare triple {1194#true} assume true; {1194#true} is VALID [2020-07-17 22:22:25,933 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1194#true} {1194#true} #26#return; {1194#true} is VALID [2020-07-17 22:22:25,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:25,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:26,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:26,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:26,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:26,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:26,097 INFO L280 TraceCheckUtils]: 0: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:26,098 INFO L280 TraceCheckUtils]: 1: Hoare triple {1233#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {1319#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:26,099 INFO L280 TraceCheckUtils]: 2: Hoare triple {1319#(<= |sum_#in~n| 0)} assume true; {1319#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:26,101 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1319#(<= |sum_#in~n| 0)} {1233#(= sum_~n |sum_#in~n|)} #30#return; {1318#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:26,102 INFO L280 TraceCheckUtils]: 0: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:26,102 INFO L280 TraceCheckUtils]: 1: Hoare triple {1233#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:26,103 INFO L263 TraceCheckUtils]: 2: Hoare triple {1233#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1194#true} is VALID [2020-07-17 22:22:26,103 INFO L280 TraceCheckUtils]: 3: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:26,104 INFO L280 TraceCheckUtils]: 4: Hoare triple {1233#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {1319#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:26,105 INFO L280 TraceCheckUtils]: 5: Hoare triple {1319#(<= |sum_#in~n| 0)} assume true; {1319#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:26,110 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {1319#(<= |sum_#in~n| 0)} {1233#(= sum_~n |sum_#in~n|)} #30#return; {1318#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:26,111 INFO L280 TraceCheckUtils]: 7: Hoare triple {1318#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {1318#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:26,112 INFO L280 TraceCheckUtils]: 8: Hoare triple {1318#(<= |sum_#in~n| 1)} assume true; {1318#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:26,114 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {1318#(<= |sum_#in~n| 1)} {1233#(= sum_~n |sum_#in~n|)} #30#return; {1313#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:26,115 INFO L280 TraceCheckUtils]: 0: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:26,116 INFO L280 TraceCheckUtils]: 1: Hoare triple {1233#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:26,116 INFO L263 TraceCheckUtils]: 2: Hoare triple {1233#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1194#true} is VALID [2020-07-17 22:22:26,117 INFO L280 TraceCheckUtils]: 3: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:26,117 INFO L280 TraceCheckUtils]: 4: Hoare triple {1233#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:26,118 INFO L263 TraceCheckUtils]: 5: Hoare triple {1233#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1194#true} is VALID [2020-07-17 22:22:26,118 INFO L280 TraceCheckUtils]: 6: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:26,119 INFO L280 TraceCheckUtils]: 7: Hoare triple {1233#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {1319#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:26,119 INFO L280 TraceCheckUtils]: 8: Hoare triple {1319#(<= |sum_#in~n| 0)} assume true; {1319#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:26,121 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {1319#(<= |sum_#in~n| 0)} {1233#(= sum_~n |sum_#in~n|)} #30#return; {1318#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:26,122 INFO L280 TraceCheckUtils]: 10: Hoare triple {1318#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {1318#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:26,122 INFO L280 TraceCheckUtils]: 11: Hoare triple {1318#(<= |sum_#in~n| 1)} assume true; {1318#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:26,124 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {1318#(<= |sum_#in~n| 1)} {1233#(= sum_~n |sum_#in~n|)} #30#return; {1313#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:26,125 INFO L280 TraceCheckUtils]: 13: Hoare triple {1313#(<= |sum_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {1313#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:26,125 INFO L280 TraceCheckUtils]: 14: Hoare triple {1313#(<= |sum_#in~n| 2)} assume true; {1313#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:26,127 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1313#(<= |sum_#in~n| 2)} {1233#(= sum_~n |sum_#in~n|)} #30#return; {1302#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:26,128 INFO L280 TraceCheckUtils]: 0: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:26,128 INFO L280 TraceCheckUtils]: 1: Hoare triple {1233#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:26,129 INFO L263 TraceCheckUtils]: 2: Hoare triple {1233#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1194#true} is VALID [2020-07-17 22:22:26,129 INFO L280 TraceCheckUtils]: 3: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:26,130 INFO L280 TraceCheckUtils]: 4: Hoare triple {1233#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:26,130 INFO L263 TraceCheckUtils]: 5: Hoare triple {1233#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1194#true} is VALID [2020-07-17 22:22:26,130 INFO L280 TraceCheckUtils]: 6: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:26,131 INFO L280 TraceCheckUtils]: 7: Hoare triple {1233#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:26,131 INFO L263 TraceCheckUtils]: 8: Hoare triple {1233#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1194#true} is VALID [2020-07-17 22:22:26,132 INFO L280 TraceCheckUtils]: 9: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:26,133 INFO L280 TraceCheckUtils]: 10: Hoare triple {1233#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {1319#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:26,133 INFO L280 TraceCheckUtils]: 11: Hoare triple {1319#(<= |sum_#in~n| 0)} assume true; {1319#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:26,135 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {1319#(<= |sum_#in~n| 0)} {1233#(= sum_~n |sum_#in~n|)} #30#return; {1318#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:26,135 INFO L280 TraceCheckUtils]: 13: Hoare triple {1318#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {1318#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:26,136 INFO L280 TraceCheckUtils]: 14: Hoare triple {1318#(<= |sum_#in~n| 1)} assume true; {1318#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:26,137 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1318#(<= |sum_#in~n| 1)} {1233#(= sum_~n |sum_#in~n|)} #30#return; {1313#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:26,138 INFO L280 TraceCheckUtils]: 16: Hoare triple {1313#(<= |sum_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {1313#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:26,139 INFO L280 TraceCheckUtils]: 17: Hoare triple {1313#(<= |sum_#in~n| 2)} assume true; {1313#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:26,140 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {1313#(<= |sum_#in~n| 2)} {1233#(= sum_~n |sum_#in~n|)} #30#return; {1302#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:26,141 INFO L280 TraceCheckUtils]: 19: Hoare triple {1302#(<= |sum_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {1302#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:26,141 INFO L280 TraceCheckUtils]: 20: Hoare triple {1302#(<= |sum_#in~n| 3)} assume true; {1302#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:26,143 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {1302#(<= |sum_#in~n| 3)} {1233#(= sum_~n |sum_#in~n|)} #30#return; {1285#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:26,144 INFO L280 TraceCheckUtils]: 0: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:26,145 INFO L280 TraceCheckUtils]: 1: Hoare triple {1233#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:26,145 INFO L263 TraceCheckUtils]: 2: Hoare triple {1233#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1194#true} is VALID [2020-07-17 22:22:26,146 INFO L280 TraceCheckUtils]: 3: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:26,146 INFO L280 TraceCheckUtils]: 4: Hoare triple {1233#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:26,146 INFO L263 TraceCheckUtils]: 5: Hoare triple {1233#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1194#true} is VALID [2020-07-17 22:22:26,147 INFO L280 TraceCheckUtils]: 6: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:26,148 INFO L280 TraceCheckUtils]: 7: Hoare triple {1233#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:26,148 INFO L263 TraceCheckUtils]: 8: Hoare triple {1233#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1194#true} is VALID [2020-07-17 22:22:26,148 INFO L280 TraceCheckUtils]: 9: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:26,149 INFO L280 TraceCheckUtils]: 10: Hoare triple {1233#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:26,149 INFO L263 TraceCheckUtils]: 11: Hoare triple {1233#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1194#true} is VALID [2020-07-17 22:22:26,150 INFO L280 TraceCheckUtils]: 12: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:26,150 INFO L280 TraceCheckUtils]: 13: Hoare triple {1233#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {1319#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:26,151 INFO L280 TraceCheckUtils]: 14: Hoare triple {1319#(<= |sum_#in~n| 0)} assume true; {1319#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:26,153 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1319#(<= |sum_#in~n| 0)} {1233#(= sum_~n |sum_#in~n|)} #30#return; {1318#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:26,153 INFO L280 TraceCheckUtils]: 16: Hoare triple {1318#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {1318#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:26,154 INFO L280 TraceCheckUtils]: 17: Hoare triple {1318#(<= |sum_#in~n| 1)} assume true; {1318#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:26,156 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {1318#(<= |sum_#in~n| 1)} {1233#(= sum_~n |sum_#in~n|)} #30#return; {1313#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:26,157 INFO L280 TraceCheckUtils]: 19: Hoare triple {1313#(<= |sum_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {1313#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:26,157 INFO L280 TraceCheckUtils]: 20: Hoare triple {1313#(<= |sum_#in~n| 2)} assume true; {1313#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:26,159 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {1313#(<= |sum_#in~n| 2)} {1233#(= sum_~n |sum_#in~n|)} #30#return; {1302#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:26,159 INFO L280 TraceCheckUtils]: 22: Hoare triple {1302#(<= |sum_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {1302#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:26,160 INFO L280 TraceCheckUtils]: 23: Hoare triple {1302#(<= |sum_#in~n| 3)} assume true; {1302#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:26,162 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {1302#(<= |sum_#in~n| 3)} {1233#(= sum_~n |sum_#in~n|)} #30#return; {1285#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:26,162 INFO L280 TraceCheckUtils]: 25: Hoare triple {1285#(<= |sum_#in~n| 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {1285#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:26,163 INFO L280 TraceCheckUtils]: 26: Hoare triple {1285#(<= |sum_#in~n| 4)} assume true; {1285#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:26,164 INFO L275 TraceCheckUtils]: 27: Hoare quadruple {1285#(<= |sum_#in~n| 4)} {1233#(= sum_~n |sum_#in~n|)} #30#return; {1262#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:26,166 INFO L280 TraceCheckUtils]: 0: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:26,167 INFO L280 TraceCheckUtils]: 1: Hoare triple {1233#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:26,167 INFO L263 TraceCheckUtils]: 2: Hoare triple {1233#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1194#true} is VALID [2020-07-17 22:22:26,167 INFO L280 TraceCheckUtils]: 3: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:26,168 INFO L280 TraceCheckUtils]: 4: Hoare triple {1233#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:26,168 INFO L263 TraceCheckUtils]: 5: Hoare triple {1233#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1194#true} is VALID [2020-07-17 22:22:26,169 INFO L280 TraceCheckUtils]: 6: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:26,169 INFO L280 TraceCheckUtils]: 7: Hoare triple {1233#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:26,170 INFO L263 TraceCheckUtils]: 8: Hoare triple {1233#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1194#true} is VALID [2020-07-17 22:22:26,170 INFO L280 TraceCheckUtils]: 9: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:26,171 INFO L280 TraceCheckUtils]: 10: Hoare triple {1233#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:26,171 INFO L263 TraceCheckUtils]: 11: Hoare triple {1233#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1194#true} is VALID [2020-07-17 22:22:26,172 INFO L280 TraceCheckUtils]: 12: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:26,172 INFO L280 TraceCheckUtils]: 13: Hoare triple {1233#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:26,172 INFO L263 TraceCheckUtils]: 14: Hoare triple {1233#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1194#true} is VALID [2020-07-17 22:22:26,173 INFO L280 TraceCheckUtils]: 15: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:26,174 INFO L280 TraceCheckUtils]: 16: Hoare triple {1233#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {1319#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:26,174 INFO L280 TraceCheckUtils]: 17: Hoare triple {1319#(<= |sum_#in~n| 0)} assume true; {1319#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:26,176 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {1319#(<= |sum_#in~n| 0)} {1233#(= sum_~n |sum_#in~n|)} #30#return; {1318#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:26,176 INFO L280 TraceCheckUtils]: 19: Hoare triple {1318#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {1318#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:26,177 INFO L280 TraceCheckUtils]: 20: Hoare triple {1318#(<= |sum_#in~n| 1)} assume true; {1318#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:26,178 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {1318#(<= |sum_#in~n| 1)} {1233#(= sum_~n |sum_#in~n|)} #30#return; {1313#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:26,179 INFO L280 TraceCheckUtils]: 22: Hoare triple {1313#(<= |sum_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {1313#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:26,180 INFO L280 TraceCheckUtils]: 23: Hoare triple {1313#(<= |sum_#in~n| 2)} assume true; {1313#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:26,181 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {1313#(<= |sum_#in~n| 2)} {1233#(= sum_~n |sum_#in~n|)} #30#return; {1302#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:26,182 INFO L280 TraceCheckUtils]: 25: Hoare triple {1302#(<= |sum_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {1302#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:26,182 INFO L280 TraceCheckUtils]: 26: Hoare triple {1302#(<= |sum_#in~n| 3)} assume true; {1302#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:26,184 INFO L275 TraceCheckUtils]: 27: Hoare quadruple {1302#(<= |sum_#in~n| 3)} {1233#(= sum_~n |sum_#in~n|)} #30#return; {1285#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:26,185 INFO L280 TraceCheckUtils]: 28: Hoare triple {1285#(<= |sum_#in~n| 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {1285#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:26,185 INFO L280 TraceCheckUtils]: 29: Hoare triple {1285#(<= |sum_#in~n| 4)} assume true; {1285#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:26,186 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {1285#(<= |sum_#in~n| 4)} {1233#(= sum_~n |sum_#in~n|)} #30#return; {1262#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:26,187 INFO L280 TraceCheckUtils]: 31: Hoare triple {1262#(<= |sum_#in~n| 5)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {1262#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:26,188 INFO L280 TraceCheckUtils]: 32: Hoare triple {1262#(<= |sum_#in~n| 5)} assume true; {1262#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:26,189 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {1262#(<= |sum_#in~n| 5)} {1198#(<= 10 main_~a~0)} #32#return; {1195#false} is VALID [2020-07-17 22:22:26,190 INFO L263 TraceCheckUtils]: 0: Hoare triple {1194#true} call ULTIMATE.init(); {1194#true} is VALID [2020-07-17 22:22:26,191 INFO L280 TraceCheckUtils]: 1: Hoare triple {1194#true} assume true; {1194#true} is VALID [2020-07-17 22:22:26,191 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1194#true} {1194#true} #26#return; {1194#true} is VALID [2020-07-17 22:22:26,191 INFO L263 TraceCheckUtils]: 3: Hoare triple {1194#true} call #t~ret2 := main(); {1194#true} is VALID [2020-07-17 22:22:26,192 INFO L280 TraceCheckUtils]: 4: Hoare triple {1194#true} ~a~0 := 10;~b~0 := 0; {1198#(<= 10 main_~a~0)} is VALID [2020-07-17 22:22:26,192 INFO L263 TraceCheckUtils]: 5: Hoare triple {1198#(<= 10 main_~a~0)} call #t~ret1 := sum(~a~0, ~b~0); {1194#true} is VALID [2020-07-17 22:22:26,193 INFO L280 TraceCheckUtils]: 6: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:26,193 INFO L280 TraceCheckUtils]: 7: Hoare triple {1233#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:26,193 INFO L263 TraceCheckUtils]: 8: Hoare triple {1233#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1194#true} is VALID [2020-07-17 22:22:26,194 INFO L280 TraceCheckUtils]: 9: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:26,194 INFO L280 TraceCheckUtils]: 10: Hoare triple {1233#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:26,195 INFO L263 TraceCheckUtils]: 11: Hoare triple {1233#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1194#true} is VALID [2020-07-17 22:22:26,195 INFO L280 TraceCheckUtils]: 12: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:26,196 INFO L280 TraceCheckUtils]: 13: Hoare triple {1233#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:26,196 INFO L263 TraceCheckUtils]: 14: Hoare triple {1233#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1194#true} is VALID [2020-07-17 22:22:26,196 INFO L280 TraceCheckUtils]: 15: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:26,197 INFO L280 TraceCheckUtils]: 16: Hoare triple {1233#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:26,197 INFO L263 TraceCheckUtils]: 17: Hoare triple {1233#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1194#true} is VALID [2020-07-17 22:22:26,198 INFO L280 TraceCheckUtils]: 18: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:26,198 INFO L280 TraceCheckUtils]: 19: Hoare triple {1233#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:26,198 INFO L263 TraceCheckUtils]: 20: Hoare triple {1233#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1194#true} is VALID [2020-07-17 22:22:26,199 INFO L280 TraceCheckUtils]: 21: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:26,200 INFO L280 TraceCheckUtils]: 22: Hoare triple {1233#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {1319#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:26,200 INFO L280 TraceCheckUtils]: 23: Hoare triple {1319#(<= |sum_#in~n| 0)} assume true; {1319#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:26,202 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {1319#(<= |sum_#in~n| 0)} {1233#(= sum_~n |sum_#in~n|)} #30#return; {1318#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:26,202 INFO L280 TraceCheckUtils]: 25: Hoare triple {1318#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {1318#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:26,203 INFO L280 TraceCheckUtils]: 26: Hoare triple {1318#(<= |sum_#in~n| 1)} assume true; {1318#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:26,204 INFO L275 TraceCheckUtils]: 27: Hoare quadruple {1318#(<= |sum_#in~n| 1)} {1233#(= sum_~n |sum_#in~n|)} #30#return; {1313#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:26,205 INFO L280 TraceCheckUtils]: 28: Hoare triple {1313#(<= |sum_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {1313#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:26,205 INFO L280 TraceCheckUtils]: 29: Hoare triple {1313#(<= |sum_#in~n| 2)} assume true; {1313#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:26,207 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {1313#(<= |sum_#in~n| 2)} {1233#(= sum_~n |sum_#in~n|)} #30#return; {1302#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:26,207 INFO L280 TraceCheckUtils]: 31: Hoare triple {1302#(<= |sum_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {1302#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:26,208 INFO L280 TraceCheckUtils]: 32: Hoare triple {1302#(<= |sum_#in~n| 3)} assume true; {1302#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:26,210 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {1302#(<= |sum_#in~n| 3)} {1233#(= sum_~n |sum_#in~n|)} #30#return; {1285#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:26,210 INFO L280 TraceCheckUtils]: 34: Hoare triple {1285#(<= |sum_#in~n| 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {1285#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:26,211 INFO L280 TraceCheckUtils]: 35: Hoare triple {1285#(<= |sum_#in~n| 4)} assume true; {1285#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:26,213 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {1285#(<= |sum_#in~n| 4)} {1233#(= sum_~n |sum_#in~n|)} #30#return; {1262#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:26,213 INFO L280 TraceCheckUtils]: 37: Hoare triple {1262#(<= |sum_#in~n| 5)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {1262#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:26,214 INFO L280 TraceCheckUtils]: 38: Hoare triple {1262#(<= |sum_#in~n| 5)} assume true; {1262#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:26,215 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {1262#(<= |sum_#in~n| 5)} {1198#(<= 10 main_~a~0)} #32#return; {1195#false} is VALID [2020-07-17 22:22:26,215 INFO L280 TraceCheckUtils]: 40: Hoare triple {1195#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;~result~0 := #t~ret1;havoc #t~ret1; {1195#false} is VALID [2020-07-17 22:22:26,216 INFO L280 TraceCheckUtils]: 41: Hoare triple {1195#false} assume ~result~0 == ~a~0 + ~b~0; {1195#false} is VALID [2020-07-17 22:22:26,216 INFO L280 TraceCheckUtils]: 42: Hoare triple {1195#false} assume !false; {1195#false} is VALID [2020-07-17 22:22:26,218 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-07-17 22:22:26,218 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1106352579] [2020-07-17 22:22:26,219 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1119280869] [2020-07-17 22:22:26,219 INFO L92 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 22:22:26,252 INFO L249 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2020-07-17 22:22:26,252 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-17 22:22:26,253 INFO L264 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 14 conjunts are in the unsatisfiable core [2020-07-17 22:22:26,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:26,264 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 22:22:26,431 INFO L263 TraceCheckUtils]: 0: Hoare triple {1194#true} call ULTIMATE.init(); {1194#true} is VALID [2020-07-17 22:22:26,431 INFO L280 TraceCheckUtils]: 1: Hoare triple {1194#true} assume true; {1194#true} is VALID [2020-07-17 22:22:26,432 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1194#true} {1194#true} #26#return; {1194#true} is VALID [2020-07-17 22:22:26,432 INFO L263 TraceCheckUtils]: 3: Hoare triple {1194#true} call #t~ret2 := main(); {1194#true} is VALID [2020-07-17 22:22:26,433 INFO L280 TraceCheckUtils]: 4: Hoare triple {1194#true} ~a~0 := 10;~b~0 := 0; {1198#(<= 10 main_~a~0)} is VALID [2020-07-17 22:22:26,433 INFO L263 TraceCheckUtils]: 5: Hoare triple {1198#(<= 10 main_~a~0)} call #t~ret1 := sum(~a~0, ~b~0); {1194#true} is VALID [2020-07-17 22:22:26,434 INFO L280 TraceCheckUtils]: 6: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1341#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:26,434 INFO L280 TraceCheckUtils]: 7: Hoare triple {1341#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {1341#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:26,435 INFO L263 TraceCheckUtils]: 8: Hoare triple {1341#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1194#true} is VALID [2020-07-17 22:22:26,435 INFO L280 TraceCheckUtils]: 9: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1341#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:26,436 INFO L280 TraceCheckUtils]: 10: Hoare triple {1341#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {1341#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:26,436 INFO L263 TraceCheckUtils]: 11: Hoare triple {1341#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1194#true} is VALID [2020-07-17 22:22:26,437 INFO L280 TraceCheckUtils]: 12: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1341#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:26,438 INFO L280 TraceCheckUtils]: 13: Hoare triple {1341#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {1341#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:26,438 INFO L263 TraceCheckUtils]: 14: Hoare triple {1341#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1194#true} is VALID [2020-07-17 22:22:26,439 INFO L280 TraceCheckUtils]: 15: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1341#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:26,439 INFO L280 TraceCheckUtils]: 16: Hoare triple {1341#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {1341#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:26,440 INFO L263 TraceCheckUtils]: 17: Hoare triple {1341#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1194#true} is VALID [2020-07-17 22:22:26,440 INFO L280 TraceCheckUtils]: 18: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1341#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:26,441 INFO L280 TraceCheckUtils]: 19: Hoare triple {1341#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {1341#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:26,441 INFO L263 TraceCheckUtils]: 20: Hoare triple {1341#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1194#true} is VALID [2020-07-17 22:22:26,442 INFO L280 TraceCheckUtils]: 21: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1341#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:26,443 INFO L280 TraceCheckUtils]: 22: Hoare triple {1341#(<= |sum_#in~n| sum_~n)} assume ~n <= 0;#res := ~m + ~n; {1319#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:26,444 INFO L280 TraceCheckUtils]: 23: Hoare triple {1319#(<= |sum_#in~n| 0)} assume true; {1319#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:26,445 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {1319#(<= |sum_#in~n| 0)} {1341#(<= |sum_#in~n| sum_~n)} #30#return; {1318#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:26,446 INFO L280 TraceCheckUtils]: 25: Hoare triple {1318#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {1318#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:26,456 INFO L280 TraceCheckUtils]: 26: Hoare triple {1318#(<= |sum_#in~n| 1)} assume true; {1318#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:26,458 INFO L275 TraceCheckUtils]: 27: Hoare quadruple {1318#(<= |sum_#in~n| 1)} {1341#(<= |sum_#in~n| sum_~n)} #30#return; {1313#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:26,459 INFO L280 TraceCheckUtils]: 28: Hoare triple {1313#(<= |sum_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {1313#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:26,462 INFO L280 TraceCheckUtils]: 29: Hoare triple {1313#(<= |sum_#in~n| 2)} assume true; {1313#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:26,464 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {1313#(<= |sum_#in~n| 2)} {1341#(<= |sum_#in~n| sum_~n)} #30#return; {1302#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:26,464 INFO L280 TraceCheckUtils]: 31: Hoare triple {1302#(<= |sum_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {1302#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:26,465 INFO L280 TraceCheckUtils]: 32: Hoare triple {1302#(<= |sum_#in~n| 3)} assume true; {1302#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:26,466 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {1302#(<= |sum_#in~n| 3)} {1341#(<= |sum_#in~n| sum_~n)} #30#return; {1285#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:26,467 INFO L280 TraceCheckUtils]: 34: Hoare triple {1285#(<= |sum_#in~n| 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {1285#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:26,468 INFO L280 TraceCheckUtils]: 35: Hoare triple {1285#(<= |sum_#in~n| 4)} assume true; {1285#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:26,469 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {1285#(<= |sum_#in~n| 4)} {1341#(<= |sum_#in~n| sum_~n)} #30#return; {1262#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:26,470 INFO L280 TraceCheckUtils]: 37: Hoare triple {1262#(<= |sum_#in~n| 5)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {1262#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:26,470 INFO L280 TraceCheckUtils]: 38: Hoare triple {1262#(<= |sum_#in~n| 5)} assume true; {1262#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:26,471 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {1262#(<= |sum_#in~n| 5)} {1198#(<= 10 main_~a~0)} #32#return; {1195#false} is VALID [2020-07-17 22:22:26,472 INFO L280 TraceCheckUtils]: 40: Hoare triple {1195#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;~result~0 := #t~ret1;havoc #t~ret1; {1195#false} is VALID [2020-07-17 22:22:26,472 INFO L280 TraceCheckUtils]: 41: Hoare triple {1195#false} assume ~result~0 == ~a~0 + ~b~0; {1195#false} is VALID [2020-07-17 22:22:26,472 INFO L280 TraceCheckUtils]: 42: Hoare triple {1195#false} assume !false; {1195#false} is VALID [2020-07-17 22:22:26,474 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-07-17 22:22:26,475 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-17 22:22:26,475 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 11 [2020-07-17 22:22:26,475 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1541227469] [2020-07-17 22:22:26,476 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 43 [2020-07-17 22:22:26,479 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 22:22:26,479 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states. [2020-07-17 22:22:26,527 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 39 edges. 39 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:22:26,527 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-17 22:22:26,527 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 22:22:26,527 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-17 22:22:26,528 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2020-07-17 22:22:26,528 INFO L87 Difference]: Start difference. First operand 30 states and 31 transitions. Second operand 11 states. [2020-07-17 22:22:26,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:22:26,785 INFO L93 Difference]: Finished difference Result 37 states and 38 transitions. [2020-07-17 22:22:26,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-17 22:22:26,785 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 43 [2020-07-17 22:22:26,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 22:22:26,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-17 22:22:26,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 38 transitions. [2020-07-17 22:22:26,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-17 22:22:26,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 38 transitions. [2020-07-17 22:22:26,790 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 38 transitions. [2020-07-17 22:22:26,835 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 38 edges. 38 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:22:26,837 INFO L225 Difference]: With dead ends: 37 [2020-07-17 22:22:26,837 INFO L226 Difference]: Without dead ends: 33 [2020-07-17 22:22:26,838 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=95, Invalid=177, Unknown=0, NotChecked=0, Total=272 [2020-07-17 22:22:26,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2020-07-17 22:22:26,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2020-07-17 22:22:26,845 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 22:22:26,845 INFO L82 GeneralOperation]: Start isEquivalent. First operand 33 states. Second operand 33 states. [2020-07-17 22:22:26,845 INFO L74 IsIncluded]: Start isIncluded. First operand 33 states. Second operand 33 states. [2020-07-17 22:22:26,845 INFO L87 Difference]: Start difference. First operand 33 states. Second operand 33 states. [2020-07-17 22:22:26,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:22:26,848 INFO L93 Difference]: Finished difference Result 33 states and 34 transitions. [2020-07-17 22:22:26,848 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2020-07-17 22:22:26,849 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:22:26,849 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:22:26,849 INFO L74 IsIncluded]: Start isIncluded. First operand 33 states. Second operand 33 states. [2020-07-17 22:22:26,849 INFO L87 Difference]: Start difference. First operand 33 states. Second operand 33 states. [2020-07-17 22:22:26,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:22:26,852 INFO L93 Difference]: Finished difference Result 33 states and 34 transitions. [2020-07-17 22:22:26,852 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2020-07-17 22:22:26,852 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:22:26,853 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:22:26,853 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 22:22:26,853 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 22:22:26,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2020-07-17 22:22:26,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 34 transitions. [2020-07-17 22:22:26,855 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 34 transitions. Word has length 43 [2020-07-17 22:22:26,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 22:22:26,856 INFO L479 AbstractCegarLoop]: Abstraction has 33 states and 34 transitions. [2020-07-17 22:22:26,856 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-17 22:22:26,856 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2020-07-17 22:22:26,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-07-17 22:22:26,857 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 22:22:26,857 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 22:22:27,072 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2020-07-17 22:22:27,073 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 22:22:27,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 22:22:27,073 INFO L82 PathProgramCache]: Analyzing trace with hash 1716183644, now seen corresponding path program 6 times [2020-07-17 22:22:27,073 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 22:22:27,074 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1534964310] [2020-07-17 22:22:27,074 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 22:22:27,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:27,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:27,112 INFO L280 TraceCheckUtils]: 0: Hoare triple {1611#true} assume true; {1611#true} is VALID [2020-07-17 22:22:27,112 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1611#true} {1611#true} #26#return; {1611#true} is VALID [2020-07-17 22:22:27,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:27,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:27,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:27,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:27,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:27,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:27,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:27,357 INFO L280 TraceCheckUtils]: 0: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,358 INFO L280 TraceCheckUtils]: 1: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {1777#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:27,358 INFO L280 TraceCheckUtils]: 2: Hoare triple {1777#(<= |sum_#in~n| 0)} assume true; {1777#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:27,360 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1777#(<= |sum_#in~n| 0)} {1656#(= sum_~n |sum_#in~n|)} #30#return; {1776#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:27,361 INFO L280 TraceCheckUtils]: 0: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,362 INFO L280 TraceCheckUtils]: 1: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,362 INFO L263 TraceCheckUtils]: 2: Hoare triple {1656#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-17 22:22:27,363 INFO L280 TraceCheckUtils]: 3: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,364 INFO L280 TraceCheckUtils]: 4: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {1777#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:27,364 INFO L280 TraceCheckUtils]: 5: Hoare triple {1777#(<= |sum_#in~n| 0)} assume true; {1777#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:27,366 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {1777#(<= |sum_#in~n| 0)} {1656#(= sum_~n |sum_#in~n|)} #30#return; {1776#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:27,367 INFO L280 TraceCheckUtils]: 7: Hoare triple {1776#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {1776#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:27,368 INFO L280 TraceCheckUtils]: 8: Hoare triple {1776#(<= |sum_#in~n| 1)} assume true; {1776#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:27,369 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {1776#(<= |sum_#in~n| 1)} {1656#(= sum_~n |sum_#in~n|)} #30#return; {1771#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:27,370 INFO L280 TraceCheckUtils]: 0: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,371 INFO L280 TraceCheckUtils]: 1: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,371 INFO L263 TraceCheckUtils]: 2: Hoare triple {1656#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-17 22:22:27,372 INFO L280 TraceCheckUtils]: 3: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,372 INFO L280 TraceCheckUtils]: 4: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,372 INFO L263 TraceCheckUtils]: 5: Hoare triple {1656#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-17 22:22:27,373 INFO L280 TraceCheckUtils]: 6: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,374 INFO L280 TraceCheckUtils]: 7: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {1777#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:27,375 INFO L280 TraceCheckUtils]: 8: Hoare triple {1777#(<= |sum_#in~n| 0)} assume true; {1777#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:27,376 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {1777#(<= |sum_#in~n| 0)} {1656#(= sum_~n |sum_#in~n|)} #30#return; {1776#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:27,377 INFO L280 TraceCheckUtils]: 10: Hoare triple {1776#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {1776#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:27,377 INFO L280 TraceCheckUtils]: 11: Hoare triple {1776#(<= |sum_#in~n| 1)} assume true; {1776#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:27,380 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {1776#(<= |sum_#in~n| 1)} {1656#(= sum_~n |sum_#in~n|)} #30#return; {1771#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:27,380 INFO L280 TraceCheckUtils]: 13: Hoare triple {1771#(<= |sum_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {1771#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:27,381 INFO L280 TraceCheckUtils]: 14: Hoare triple {1771#(<= |sum_#in~n| 2)} assume true; {1771#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:27,384 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1771#(<= |sum_#in~n| 2)} {1656#(= sum_~n |sum_#in~n|)} #30#return; {1760#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:27,385 INFO L280 TraceCheckUtils]: 0: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,386 INFO L280 TraceCheckUtils]: 1: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,386 INFO L263 TraceCheckUtils]: 2: Hoare triple {1656#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-17 22:22:27,386 INFO L280 TraceCheckUtils]: 3: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,387 INFO L280 TraceCheckUtils]: 4: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,387 INFO L263 TraceCheckUtils]: 5: Hoare triple {1656#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-17 22:22:27,388 INFO L280 TraceCheckUtils]: 6: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,388 INFO L280 TraceCheckUtils]: 7: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,389 INFO L263 TraceCheckUtils]: 8: Hoare triple {1656#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-17 22:22:27,389 INFO L280 TraceCheckUtils]: 9: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,390 INFO L280 TraceCheckUtils]: 10: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {1777#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:27,390 INFO L280 TraceCheckUtils]: 11: Hoare triple {1777#(<= |sum_#in~n| 0)} assume true; {1777#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:27,392 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {1777#(<= |sum_#in~n| 0)} {1656#(= sum_~n |sum_#in~n|)} #30#return; {1776#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:27,392 INFO L280 TraceCheckUtils]: 13: Hoare triple {1776#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {1776#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:27,393 INFO L280 TraceCheckUtils]: 14: Hoare triple {1776#(<= |sum_#in~n| 1)} assume true; {1776#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:27,394 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1776#(<= |sum_#in~n| 1)} {1656#(= sum_~n |sum_#in~n|)} #30#return; {1771#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:27,395 INFO L280 TraceCheckUtils]: 16: Hoare triple {1771#(<= |sum_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {1771#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:27,396 INFO L280 TraceCheckUtils]: 17: Hoare triple {1771#(<= |sum_#in~n| 2)} assume true; {1771#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:27,397 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {1771#(<= |sum_#in~n| 2)} {1656#(= sum_~n |sum_#in~n|)} #30#return; {1760#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:27,398 INFO L280 TraceCheckUtils]: 19: Hoare triple {1760#(<= |sum_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {1760#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:27,398 INFO L280 TraceCheckUtils]: 20: Hoare triple {1760#(<= |sum_#in~n| 3)} assume true; {1760#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:27,400 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {1760#(<= |sum_#in~n| 3)} {1656#(= sum_~n |sum_#in~n|)} #30#return; {1743#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:27,401 INFO L280 TraceCheckUtils]: 0: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,401 INFO L280 TraceCheckUtils]: 1: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,402 INFO L263 TraceCheckUtils]: 2: Hoare triple {1656#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-17 22:22:27,402 INFO L280 TraceCheckUtils]: 3: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,403 INFO L280 TraceCheckUtils]: 4: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,403 INFO L263 TraceCheckUtils]: 5: Hoare triple {1656#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-17 22:22:27,403 INFO L280 TraceCheckUtils]: 6: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,404 INFO L280 TraceCheckUtils]: 7: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,404 INFO L263 TraceCheckUtils]: 8: Hoare triple {1656#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-17 22:22:27,405 INFO L280 TraceCheckUtils]: 9: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,405 INFO L280 TraceCheckUtils]: 10: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,405 INFO L263 TraceCheckUtils]: 11: Hoare triple {1656#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-17 22:22:27,406 INFO L280 TraceCheckUtils]: 12: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,407 INFO L280 TraceCheckUtils]: 13: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {1777#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:27,407 INFO L280 TraceCheckUtils]: 14: Hoare triple {1777#(<= |sum_#in~n| 0)} assume true; {1777#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:27,409 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1777#(<= |sum_#in~n| 0)} {1656#(= sum_~n |sum_#in~n|)} #30#return; {1776#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:27,409 INFO L280 TraceCheckUtils]: 16: Hoare triple {1776#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {1776#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:27,410 INFO L280 TraceCheckUtils]: 17: Hoare triple {1776#(<= |sum_#in~n| 1)} assume true; {1776#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:27,411 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {1776#(<= |sum_#in~n| 1)} {1656#(= sum_~n |sum_#in~n|)} #30#return; {1771#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:27,412 INFO L280 TraceCheckUtils]: 19: Hoare triple {1771#(<= |sum_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {1771#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:27,412 INFO L280 TraceCheckUtils]: 20: Hoare triple {1771#(<= |sum_#in~n| 2)} assume true; {1771#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:27,414 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {1771#(<= |sum_#in~n| 2)} {1656#(= sum_~n |sum_#in~n|)} #30#return; {1760#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:27,414 INFO L280 TraceCheckUtils]: 22: Hoare triple {1760#(<= |sum_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {1760#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:27,415 INFO L280 TraceCheckUtils]: 23: Hoare triple {1760#(<= |sum_#in~n| 3)} assume true; {1760#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:27,416 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {1760#(<= |sum_#in~n| 3)} {1656#(= sum_~n |sum_#in~n|)} #30#return; {1743#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:27,417 INFO L280 TraceCheckUtils]: 25: Hoare triple {1743#(<= |sum_#in~n| 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {1743#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:27,418 INFO L280 TraceCheckUtils]: 26: Hoare triple {1743#(<= |sum_#in~n| 4)} assume true; {1743#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:27,419 INFO L275 TraceCheckUtils]: 27: Hoare quadruple {1743#(<= |sum_#in~n| 4)} {1656#(= sum_~n |sum_#in~n|)} #30#return; {1720#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:27,422 INFO L280 TraceCheckUtils]: 0: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,423 INFO L280 TraceCheckUtils]: 1: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,423 INFO L263 TraceCheckUtils]: 2: Hoare triple {1656#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-17 22:22:27,423 INFO L280 TraceCheckUtils]: 3: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,424 INFO L280 TraceCheckUtils]: 4: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,424 INFO L263 TraceCheckUtils]: 5: Hoare triple {1656#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-17 22:22:27,425 INFO L280 TraceCheckUtils]: 6: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,426 INFO L280 TraceCheckUtils]: 7: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,426 INFO L263 TraceCheckUtils]: 8: Hoare triple {1656#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-17 22:22:27,426 INFO L280 TraceCheckUtils]: 9: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,427 INFO L280 TraceCheckUtils]: 10: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,427 INFO L263 TraceCheckUtils]: 11: Hoare triple {1656#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-17 22:22:27,428 INFO L280 TraceCheckUtils]: 12: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,428 INFO L280 TraceCheckUtils]: 13: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,428 INFO L263 TraceCheckUtils]: 14: Hoare triple {1656#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-17 22:22:27,429 INFO L280 TraceCheckUtils]: 15: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,430 INFO L280 TraceCheckUtils]: 16: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {1777#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:27,430 INFO L280 TraceCheckUtils]: 17: Hoare triple {1777#(<= |sum_#in~n| 0)} assume true; {1777#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:27,432 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {1777#(<= |sum_#in~n| 0)} {1656#(= sum_~n |sum_#in~n|)} #30#return; {1776#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:27,432 INFO L280 TraceCheckUtils]: 19: Hoare triple {1776#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {1776#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:27,433 INFO L280 TraceCheckUtils]: 20: Hoare triple {1776#(<= |sum_#in~n| 1)} assume true; {1776#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:27,434 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {1776#(<= |sum_#in~n| 1)} {1656#(= sum_~n |sum_#in~n|)} #30#return; {1771#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:27,435 INFO L280 TraceCheckUtils]: 22: Hoare triple {1771#(<= |sum_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {1771#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:27,435 INFO L280 TraceCheckUtils]: 23: Hoare triple {1771#(<= |sum_#in~n| 2)} assume true; {1771#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:27,437 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {1771#(<= |sum_#in~n| 2)} {1656#(= sum_~n |sum_#in~n|)} #30#return; {1760#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:27,437 INFO L280 TraceCheckUtils]: 25: Hoare triple {1760#(<= |sum_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {1760#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:27,438 INFO L280 TraceCheckUtils]: 26: Hoare triple {1760#(<= |sum_#in~n| 3)} assume true; {1760#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:27,439 INFO L275 TraceCheckUtils]: 27: Hoare quadruple {1760#(<= |sum_#in~n| 3)} {1656#(= sum_~n |sum_#in~n|)} #30#return; {1743#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:27,440 INFO L280 TraceCheckUtils]: 28: Hoare triple {1743#(<= |sum_#in~n| 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {1743#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:27,440 INFO L280 TraceCheckUtils]: 29: Hoare triple {1743#(<= |sum_#in~n| 4)} assume true; {1743#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:27,442 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {1743#(<= |sum_#in~n| 4)} {1656#(= sum_~n |sum_#in~n|)} #30#return; {1720#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:27,442 INFO L280 TraceCheckUtils]: 31: Hoare triple {1720#(<= |sum_#in~n| 5)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {1720#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:27,443 INFO L280 TraceCheckUtils]: 32: Hoare triple {1720#(<= |sum_#in~n| 5)} assume true; {1720#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:27,445 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {1720#(<= |sum_#in~n| 5)} {1656#(= sum_~n |sum_#in~n|)} #30#return; {1691#(<= |sum_#in~n| 6)} is VALID [2020-07-17 22:22:27,447 INFO L280 TraceCheckUtils]: 0: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,448 INFO L280 TraceCheckUtils]: 1: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,449 INFO L263 TraceCheckUtils]: 2: Hoare triple {1656#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-17 22:22:27,449 INFO L280 TraceCheckUtils]: 3: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,450 INFO L280 TraceCheckUtils]: 4: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,450 INFO L263 TraceCheckUtils]: 5: Hoare triple {1656#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-17 22:22:27,450 INFO L280 TraceCheckUtils]: 6: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,451 INFO L280 TraceCheckUtils]: 7: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,451 INFO L263 TraceCheckUtils]: 8: Hoare triple {1656#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-17 22:22:27,452 INFO L280 TraceCheckUtils]: 9: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,452 INFO L280 TraceCheckUtils]: 10: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,452 INFO L263 TraceCheckUtils]: 11: Hoare triple {1656#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-17 22:22:27,453 INFO L280 TraceCheckUtils]: 12: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,453 INFO L280 TraceCheckUtils]: 13: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,453 INFO L263 TraceCheckUtils]: 14: Hoare triple {1656#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-17 22:22:27,454 INFO L280 TraceCheckUtils]: 15: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,454 INFO L280 TraceCheckUtils]: 16: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,455 INFO L263 TraceCheckUtils]: 17: Hoare triple {1656#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-17 22:22:27,455 INFO L280 TraceCheckUtils]: 18: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,457 INFO L280 TraceCheckUtils]: 19: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {1777#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:27,457 INFO L280 TraceCheckUtils]: 20: Hoare triple {1777#(<= |sum_#in~n| 0)} assume true; {1777#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:27,459 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {1777#(<= |sum_#in~n| 0)} {1656#(= sum_~n |sum_#in~n|)} #30#return; {1776#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:27,459 INFO L280 TraceCheckUtils]: 22: Hoare triple {1776#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {1776#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:27,460 INFO L280 TraceCheckUtils]: 23: Hoare triple {1776#(<= |sum_#in~n| 1)} assume true; {1776#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:27,462 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {1776#(<= |sum_#in~n| 1)} {1656#(= sum_~n |sum_#in~n|)} #30#return; {1771#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:27,462 INFO L280 TraceCheckUtils]: 25: Hoare triple {1771#(<= |sum_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {1771#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:27,463 INFO L280 TraceCheckUtils]: 26: Hoare triple {1771#(<= |sum_#in~n| 2)} assume true; {1771#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:27,464 INFO L275 TraceCheckUtils]: 27: Hoare quadruple {1771#(<= |sum_#in~n| 2)} {1656#(= sum_~n |sum_#in~n|)} #30#return; {1760#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:27,465 INFO L280 TraceCheckUtils]: 28: Hoare triple {1760#(<= |sum_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {1760#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:27,465 INFO L280 TraceCheckUtils]: 29: Hoare triple {1760#(<= |sum_#in~n| 3)} assume true; {1760#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:27,467 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {1760#(<= |sum_#in~n| 3)} {1656#(= sum_~n |sum_#in~n|)} #30#return; {1743#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:27,467 INFO L280 TraceCheckUtils]: 31: Hoare triple {1743#(<= |sum_#in~n| 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {1743#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:27,468 INFO L280 TraceCheckUtils]: 32: Hoare triple {1743#(<= |sum_#in~n| 4)} assume true; {1743#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:27,469 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {1743#(<= |sum_#in~n| 4)} {1656#(= sum_~n |sum_#in~n|)} #30#return; {1720#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:27,470 INFO L280 TraceCheckUtils]: 34: Hoare triple {1720#(<= |sum_#in~n| 5)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {1720#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:27,470 INFO L280 TraceCheckUtils]: 35: Hoare triple {1720#(<= |sum_#in~n| 5)} assume true; {1720#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:27,472 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {1720#(<= |sum_#in~n| 5)} {1656#(= sum_~n |sum_#in~n|)} #30#return; {1691#(<= |sum_#in~n| 6)} is VALID [2020-07-17 22:22:27,472 INFO L280 TraceCheckUtils]: 37: Hoare triple {1691#(<= |sum_#in~n| 6)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {1691#(<= |sum_#in~n| 6)} is VALID [2020-07-17 22:22:27,473 INFO L280 TraceCheckUtils]: 38: Hoare triple {1691#(<= |sum_#in~n| 6)} assume true; {1691#(<= |sum_#in~n| 6)} is VALID [2020-07-17 22:22:27,474 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {1691#(<= |sum_#in~n| 6)} {1615#(<= 10 main_~a~0)} #32#return; {1612#false} is VALID [2020-07-17 22:22:27,477 INFO L263 TraceCheckUtils]: 0: Hoare triple {1611#true} call ULTIMATE.init(); {1611#true} is VALID [2020-07-17 22:22:27,477 INFO L280 TraceCheckUtils]: 1: Hoare triple {1611#true} assume true; {1611#true} is VALID [2020-07-17 22:22:27,477 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1611#true} {1611#true} #26#return; {1611#true} is VALID [2020-07-17 22:22:27,477 INFO L263 TraceCheckUtils]: 3: Hoare triple {1611#true} call #t~ret2 := main(); {1611#true} is VALID [2020-07-17 22:22:27,478 INFO L280 TraceCheckUtils]: 4: Hoare triple {1611#true} ~a~0 := 10;~b~0 := 0; {1615#(<= 10 main_~a~0)} is VALID [2020-07-17 22:22:27,478 INFO L263 TraceCheckUtils]: 5: Hoare triple {1615#(<= 10 main_~a~0)} call #t~ret1 := sum(~a~0, ~b~0); {1611#true} is VALID [2020-07-17 22:22:27,479 INFO L280 TraceCheckUtils]: 6: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,479 INFO L280 TraceCheckUtils]: 7: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,479 INFO L263 TraceCheckUtils]: 8: Hoare triple {1656#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-17 22:22:27,484 INFO L280 TraceCheckUtils]: 9: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,484 INFO L280 TraceCheckUtils]: 10: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,485 INFO L263 TraceCheckUtils]: 11: Hoare triple {1656#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-17 22:22:27,485 INFO L280 TraceCheckUtils]: 12: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,486 INFO L280 TraceCheckUtils]: 13: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,486 INFO L263 TraceCheckUtils]: 14: Hoare triple {1656#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-17 22:22:27,486 INFO L280 TraceCheckUtils]: 15: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,487 INFO L280 TraceCheckUtils]: 16: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,487 INFO L263 TraceCheckUtils]: 17: Hoare triple {1656#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-17 22:22:27,487 INFO L280 TraceCheckUtils]: 18: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,488 INFO L280 TraceCheckUtils]: 19: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,488 INFO L263 TraceCheckUtils]: 20: Hoare triple {1656#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-17 22:22:27,488 INFO L280 TraceCheckUtils]: 21: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,489 INFO L280 TraceCheckUtils]: 22: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,489 INFO L263 TraceCheckUtils]: 23: Hoare triple {1656#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-17 22:22:27,490 INFO L280 TraceCheckUtils]: 24: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:27,490 INFO L280 TraceCheckUtils]: 25: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {1777#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:27,491 INFO L280 TraceCheckUtils]: 26: Hoare triple {1777#(<= |sum_#in~n| 0)} assume true; {1777#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:27,492 INFO L275 TraceCheckUtils]: 27: Hoare quadruple {1777#(<= |sum_#in~n| 0)} {1656#(= sum_~n |sum_#in~n|)} #30#return; {1776#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:27,493 INFO L280 TraceCheckUtils]: 28: Hoare triple {1776#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {1776#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:27,493 INFO L280 TraceCheckUtils]: 29: Hoare triple {1776#(<= |sum_#in~n| 1)} assume true; {1776#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:27,495 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {1776#(<= |sum_#in~n| 1)} {1656#(= sum_~n |sum_#in~n|)} #30#return; {1771#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:27,496 INFO L280 TraceCheckUtils]: 31: Hoare triple {1771#(<= |sum_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {1771#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:27,496 INFO L280 TraceCheckUtils]: 32: Hoare triple {1771#(<= |sum_#in~n| 2)} assume true; {1771#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:27,498 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {1771#(<= |sum_#in~n| 2)} {1656#(= sum_~n |sum_#in~n|)} #30#return; {1760#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:27,498 INFO L280 TraceCheckUtils]: 34: Hoare triple {1760#(<= |sum_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {1760#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:27,499 INFO L280 TraceCheckUtils]: 35: Hoare triple {1760#(<= |sum_#in~n| 3)} assume true; {1760#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:27,500 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {1760#(<= |sum_#in~n| 3)} {1656#(= sum_~n |sum_#in~n|)} #30#return; {1743#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:27,501 INFO L280 TraceCheckUtils]: 37: Hoare triple {1743#(<= |sum_#in~n| 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {1743#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:27,501 INFO L280 TraceCheckUtils]: 38: Hoare triple {1743#(<= |sum_#in~n| 4)} assume true; {1743#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:27,503 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {1743#(<= |sum_#in~n| 4)} {1656#(= sum_~n |sum_#in~n|)} #30#return; {1720#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:27,504 INFO L280 TraceCheckUtils]: 40: Hoare triple {1720#(<= |sum_#in~n| 5)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {1720#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:27,504 INFO L280 TraceCheckUtils]: 41: Hoare triple {1720#(<= |sum_#in~n| 5)} assume true; {1720#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:27,506 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {1720#(<= |sum_#in~n| 5)} {1656#(= sum_~n |sum_#in~n|)} #30#return; {1691#(<= |sum_#in~n| 6)} is VALID [2020-07-17 22:22:27,506 INFO L280 TraceCheckUtils]: 43: Hoare triple {1691#(<= |sum_#in~n| 6)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {1691#(<= |sum_#in~n| 6)} is VALID [2020-07-17 22:22:27,507 INFO L280 TraceCheckUtils]: 44: Hoare triple {1691#(<= |sum_#in~n| 6)} assume true; {1691#(<= |sum_#in~n| 6)} is VALID [2020-07-17 22:22:27,510 INFO L275 TraceCheckUtils]: 45: Hoare quadruple {1691#(<= |sum_#in~n| 6)} {1615#(<= 10 main_~a~0)} #32#return; {1612#false} is VALID [2020-07-17 22:22:27,510 INFO L280 TraceCheckUtils]: 46: Hoare triple {1612#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;~result~0 := #t~ret1;havoc #t~ret1; {1612#false} is VALID [2020-07-17 22:22:27,510 INFO L280 TraceCheckUtils]: 47: Hoare triple {1612#false} assume ~result~0 == ~a~0 + ~b~0; {1612#false} is VALID [2020-07-17 22:22:27,511 INFO L280 TraceCheckUtils]: 48: Hoare triple {1612#false} assume !false; {1612#false} is VALID [2020-07-17 22:22:27,513 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2020-07-17 22:22:27,514 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1534964310] [2020-07-17 22:22:27,514 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1358550622] [2020-07-17 22:22:27,514 INFO L92 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 22:22:27,570 INFO L249 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2020-07-17 22:22:27,570 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-17 22:22:27,571 INFO L264 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 16 conjunts are in the unsatisfiable core [2020-07-17 22:22:27,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:27,585 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 22:22:27,761 INFO L263 TraceCheckUtils]: 0: Hoare triple {1611#true} call ULTIMATE.init(); {1611#true} is VALID [2020-07-17 22:22:27,762 INFO L280 TraceCheckUtils]: 1: Hoare triple {1611#true} assume true; {1611#true} is VALID [2020-07-17 22:22:27,762 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1611#true} {1611#true} #26#return; {1611#true} is VALID [2020-07-17 22:22:27,762 INFO L263 TraceCheckUtils]: 3: Hoare triple {1611#true} call #t~ret2 := main(); {1611#true} is VALID [2020-07-17 22:22:27,763 INFO L280 TraceCheckUtils]: 4: Hoare triple {1611#true} ~a~0 := 10;~b~0 := 0; {1615#(<= 10 main_~a~0)} is VALID [2020-07-17 22:22:27,763 INFO L263 TraceCheckUtils]: 5: Hoare triple {1615#(<= 10 main_~a~0)} call #t~ret1 := sum(~a~0, ~b~0); {1611#true} is VALID [2020-07-17 22:22:27,764 INFO L280 TraceCheckUtils]: 6: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1799#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:27,764 INFO L280 TraceCheckUtils]: 7: Hoare triple {1799#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {1799#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:27,764 INFO L263 TraceCheckUtils]: 8: Hoare triple {1799#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-17 22:22:27,766 INFO L280 TraceCheckUtils]: 9: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1799#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:27,767 INFO L280 TraceCheckUtils]: 10: Hoare triple {1799#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {1799#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:27,767 INFO L263 TraceCheckUtils]: 11: Hoare triple {1799#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-17 22:22:27,768 INFO L280 TraceCheckUtils]: 12: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1799#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:27,768 INFO L280 TraceCheckUtils]: 13: Hoare triple {1799#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {1799#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:27,768 INFO L263 TraceCheckUtils]: 14: Hoare triple {1799#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-17 22:22:27,769 INFO L280 TraceCheckUtils]: 15: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1799#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:27,770 INFO L280 TraceCheckUtils]: 16: Hoare triple {1799#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {1799#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:27,771 INFO L263 TraceCheckUtils]: 17: Hoare triple {1799#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-17 22:22:27,771 INFO L280 TraceCheckUtils]: 18: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1799#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:27,772 INFO L280 TraceCheckUtils]: 19: Hoare triple {1799#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {1799#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:27,772 INFO L263 TraceCheckUtils]: 20: Hoare triple {1799#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-17 22:22:27,772 INFO L280 TraceCheckUtils]: 21: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1799#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:27,773 INFO L280 TraceCheckUtils]: 22: Hoare triple {1799#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {1799#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:27,773 INFO L263 TraceCheckUtils]: 23: Hoare triple {1799#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-17 22:22:27,773 INFO L280 TraceCheckUtils]: 24: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1799#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:27,774 INFO L280 TraceCheckUtils]: 25: Hoare triple {1799#(<= |sum_#in~n| sum_~n)} assume ~n <= 0;#res := ~m + ~n; {1777#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:27,775 INFO L280 TraceCheckUtils]: 26: Hoare triple {1777#(<= |sum_#in~n| 0)} assume true; {1777#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:27,776 INFO L275 TraceCheckUtils]: 27: Hoare quadruple {1777#(<= |sum_#in~n| 0)} {1799#(<= |sum_#in~n| sum_~n)} #30#return; {1776#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:27,776 INFO L280 TraceCheckUtils]: 28: Hoare triple {1776#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {1776#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:27,777 INFO L280 TraceCheckUtils]: 29: Hoare triple {1776#(<= |sum_#in~n| 1)} assume true; {1776#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:27,777 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {1776#(<= |sum_#in~n| 1)} {1799#(<= |sum_#in~n| sum_~n)} #30#return; {1771#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:27,778 INFO L280 TraceCheckUtils]: 31: Hoare triple {1771#(<= |sum_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {1771#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:27,778 INFO L280 TraceCheckUtils]: 32: Hoare triple {1771#(<= |sum_#in~n| 2)} assume true; {1771#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:27,779 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {1771#(<= |sum_#in~n| 2)} {1799#(<= |sum_#in~n| sum_~n)} #30#return; {1760#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:27,780 INFO L280 TraceCheckUtils]: 34: Hoare triple {1760#(<= |sum_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {1760#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:27,781 INFO L280 TraceCheckUtils]: 35: Hoare triple {1760#(<= |sum_#in~n| 3)} assume true; {1760#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:27,782 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {1760#(<= |sum_#in~n| 3)} {1799#(<= |sum_#in~n| sum_~n)} #30#return; {1743#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:27,783 INFO L280 TraceCheckUtils]: 37: Hoare triple {1743#(<= |sum_#in~n| 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {1743#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:27,783 INFO L280 TraceCheckUtils]: 38: Hoare triple {1743#(<= |sum_#in~n| 4)} assume true; {1743#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:27,784 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {1743#(<= |sum_#in~n| 4)} {1799#(<= |sum_#in~n| sum_~n)} #30#return; {1720#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:27,785 INFO L280 TraceCheckUtils]: 40: Hoare triple {1720#(<= |sum_#in~n| 5)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {1720#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:27,785 INFO L280 TraceCheckUtils]: 41: Hoare triple {1720#(<= |sum_#in~n| 5)} assume true; {1720#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:27,786 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {1720#(<= |sum_#in~n| 5)} {1799#(<= |sum_#in~n| sum_~n)} #30#return; {1691#(<= |sum_#in~n| 6)} is VALID [2020-07-17 22:22:27,787 INFO L280 TraceCheckUtils]: 43: Hoare triple {1691#(<= |sum_#in~n| 6)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {1691#(<= |sum_#in~n| 6)} is VALID [2020-07-17 22:22:27,787 INFO L280 TraceCheckUtils]: 44: Hoare triple {1691#(<= |sum_#in~n| 6)} assume true; {1691#(<= |sum_#in~n| 6)} is VALID [2020-07-17 22:22:27,788 INFO L275 TraceCheckUtils]: 45: Hoare quadruple {1691#(<= |sum_#in~n| 6)} {1615#(<= 10 main_~a~0)} #32#return; {1612#false} is VALID [2020-07-17 22:22:27,788 INFO L280 TraceCheckUtils]: 46: Hoare triple {1612#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;~result~0 := #t~ret1;havoc #t~ret1; {1612#false} is VALID [2020-07-17 22:22:27,788 INFO L280 TraceCheckUtils]: 47: Hoare triple {1612#false} assume ~result~0 == ~a~0 + ~b~0; {1612#false} is VALID [2020-07-17 22:22:27,788 INFO L280 TraceCheckUtils]: 48: Hoare triple {1612#false} assume !false; {1612#false} is VALID [2020-07-17 22:22:27,791 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2020-07-17 22:22:27,791 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-17 22:22:27,792 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 12 [2020-07-17 22:22:27,792 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2124697414] [2020-07-17 22:22:27,793 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 49 [2020-07-17 22:22:27,797 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 22:22:27,797 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states. [2020-07-17 22:22:27,850 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 43 edges. 43 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:22:27,851 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-07-17 22:22:27,851 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 22:22:27,851 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-07-17 22:22:27,852 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=89, Unknown=0, NotChecked=0, Total=132 [2020-07-17 22:22:27,852 INFO L87 Difference]: Start difference. First operand 33 states and 34 transitions. Second operand 12 states. [2020-07-17 22:22:28,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:22:28,144 INFO L93 Difference]: Finished difference Result 40 states and 41 transitions. [2020-07-17 22:22:28,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-07-17 22:22:28,144 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 49 [2020-07-17 22:22:28,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 22:22:28,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2020-07-17 22:22:28,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 41 transitions. [2020-07-17 22:22:28,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2020-07-17 22:22:28,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 41 transitions. [2020-07-17 22:22:28,152 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states and 41 transitions. [2020-07-17 22:22:28,211 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 41 edges. 41 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:22:28,212 INFO L225 Difference]: With dead ends: 40 [2020-07-17 22:22:28,212 INFO L226 Difference]: Without dead ends: 36 [2020-07-17 22:22:28,213 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=120, Invalid=222, Unknown=0, NotChecked=0, Total=342 [2020-07-17 22:22:28,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2020-07-17 22:22:28,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 36. [2020-07-17 22:22:28,224 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 22:22:28,224 INFO L82 GeneralOperation]: Start isEquivalent. First operand 36 states. Second operand 36 states. [2020-07-17 22:22:28,224 INFO L74 IsIncluded]: Start isIncluded. First operand 36 states. Second operand 36 states. [2020-07-17 22:22:28,224 INFO L87 Difference]: Start difference. First operand 36 states. Second operand 36 states. [2020-07-17 22:22:28,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:22:28,226 INFO L93 Difference]: Finished difference Result 36 states and 37 transitions. [2020-07-17 22:22:28,226 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 37 transitions. [2020-07-17 22:22:28,226 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:22:28,227 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:22:28,227 INFO L74 IsIncluded]: Start isIncluded. First operand 36 states. Second operand 36 states. [2020-07-17 22:22:28,227 INFO L87 Difference]: Start difference. First operand 36 states. Second operand 36 states. [2020-07-17 22:22:28,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:22:28,228 INFO L93 Difference]: Finished difference Result 36 states and 37 transitions. [2020-07-17 22:22:28,229 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 37 transitions. [2020-07-17 22:22:28,229 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:22:28,229 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:22:28,229 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 22:22:28,229 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 22:22:28,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36 states. [2020-07-17 22:22:28,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 37 transitions. [2020-07-17 22:22:28,231 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 37 transitions. Word has length 49 [2020-07-17 22:22:28,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 22:22:28,231 INFO L479 AbstractCegarLoop]: Abstraction has 36 states and 37 transitions. [2020-07-17 22:22:28,231 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-07-17 22:22:28,231 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 37 transitions. [2020-07-17 22:22:28,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-07-17 22:22:28,235 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 22:22:28,235 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 22:22:28,440 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 22:22:28,441 INFO L427 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 22:22:28,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 22:22:28,442 INFO L82 PathProgramCache]: Analyzing trace with hash -1079602236, now seen corresponding path program 7 times [2020-07-17 22:22:28,442 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 22:22:28,442 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1292355734] [2020-07-17 22:22:28,442 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 22:22:28,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:28,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:28,476 INFO L280 TraceCheckUtils]: 0: Hoare triple {2101#true} assume true; {2101#true} is VALID [2020-07-17 22:22:28,476 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2101#true} {2101#true} #26#return; {2101#true} is VALID [2020-07-17 22:22:28,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:28,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:28,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:28,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:28,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:28,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:28,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:28,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:28,725 INFO L280 TraceCheckUtils]: 0: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,726 INFO L280 TraceCheckUtils]: 1: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {2314#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:28,727 INFO L280 TraceCheckUtils]: 2: Hoare triple {2314#(<= |sum_#in~n| 0)} assume true; {2314#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:28,730 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2314#(<= |sum_#in~n| 0)} {2152#(= sum_~n |sum_#in~n|)} #30#return; {2313#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:28,731 INFO L280 TraceCheckUtils]: 0: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,732 INFO L280 TraceCheckUtils]: 1: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,732 INFO L263 TraceCheckUtils]: 2: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-17 22:22:28,733 INFO L280 TraceCheckUtils]: 3: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,735 INFO L280 TraceCheckUtils]: 4: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {2314#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:28,736 INFO L280 TraceCheckUtils]: 5: Hoare triple {2314#(<= |sum_#in~n| 0)} assume true; {2314#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:28,738 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {2314#(<= |sum_#in~n| 0)} {2152#(= sum_~n |sum_#in~n|)} #30#return; {2313#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:28,739 INFO L280 TraceCheckUtils]: 7: Hoare triple {2313#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2313#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:28,740 INFO L280 TraceCheckUtils]: 8: Hoare triple {2313#(<= |sum_#in~n| 1)} assume true; {2313#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:28,743 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {2313#(<= |sum_#in~n| 1)} {2152#(= sum_~n |sum_#in~n|)} #30#return; {2308#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:28,744 INFO L280 TraceCheckUtils]: 0: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,745 INFO L280 TraceCheckUtils]: 1: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,746 INFO L263 TraceCheckUtils]: 2: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-17 22:22:28,746 INFO L280 TraceCheckUtils]: 3: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,747 INFO L280 TraceCheckUtils]: 4: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,748 INFO L263 TraceCheckUtils]: 5: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-17 22:22:28,749 INFO L280 TraceCheckUtils]: 6: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,750 INFO L280 TraceCheckUtils]: 7: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {2314#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:28,751 INFO L280 TraceCheckUtils]: 8: Hoare triple {2314#(<= |sum_#in~n| 0)} assume true; {2314#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:28,753 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {2314#(<= |sum_#in~n| 0)} {2152#(= sum_~n |sum_#in~n|)} #30#return; {2313#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:28,755 INFO L280 TraceCheckUtils]: 10: Hoare triple {2313#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2313#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:28,756 INFO L280 TraceCheckUtils]: 11: Hoare triple {2313#(<= |sum_#in~n| 1)} assume true; {2313#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:28,770 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {2313#(<= |sum_#in~n| 1)} {2152#(= sum_~n |sum_#in~n|)} #30#return; {2308#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:28,771 INFO L280 TraceCheckUtils]: 13: Hoare triple {2308#(<= |sum_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2308#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:28,775 INFO L280 TraceCheckUtils]: 14: Hoare triple {2308#(<= |sum_#in~n| 2)} assume true; {2308#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:28,780 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {2308#(<= |sum_#in~n| 2)} {2152#(= sum_~n |sum_#in~n|)} #30#return; {2297#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:28,781 INFO L280 TraceCheckUtils]: 0: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,782 INFO L280 TraceCheckUtils]: 1: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,782 INFO L263 TraceCheckUtils]: 2: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-17 22:22:28,783 INFO L280 TraceCheckUtils]: 3: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,784 INFO L280 TraceCheckUtils]: 4: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,784 INFO L263 TraceCheckUtils]: 5: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-17 22:22:28,785 INFO L280 TraceCheckUtils]: 6: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,785 INFO L280 TraceCheckUtils]: 7: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,786 INFO L263 TraceCheckUtils]: 8: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-17 22:22:28,787 INFO L280 TraceCheckUtils]: 9: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,787 INFO L280 TraceCheckUtils]: 10: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {2314#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:28,788 INFO L280 TraceCheckUtils]: 11: Hoare triple {2314#(<= |sum_#in~n| 0)} assume true; {2314#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:28,790 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {2314#(<= |sum_#in~n| 0)} {2152#(= sum_~n |sum_#in~n|)} #30#return; {2313#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:28,791 INFO L280 TraceCheckUtils]: 13: Hoare triple {2313#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2313#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:28,792 INFO L280 TraceCheckUtils]: 14: Hoare triple {2313#(<= |sum_#in~n| 1)} assume true; {2313#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:28,794 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {2313#(<= |sum_#in~n| 1)} {2152#(= sum_~n |sum_#in~n|)} #30#return; {2308#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:28,795 INFO L280 TraceCheckUtils]: 16: Hoare triple {2308#(<= |sum_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2308#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:28,795 INFO L280 TraceCheckUtils]: 17: Hoare triple {2308#(<= |sum_#in~n| 2)} assume true; {2308#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:28,797 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {2308#(<= |sum_#in~n| 2)} {2152#(= sum_~n |sum_#in~n|)} #30#return; {2297#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:28,798 INFO L280 TraceCheckUtils]: 19: Hoare triple {2297#(<= |sum_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2297#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:28,799 INFO L280 TraceCheckUtils]: 20: Hoare triple {2297#(<= |sum_#in~n| 3)} assume true; {2297#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:28,801 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {2297#(<= |sum_#in~n| 3)} {2152#(= sum_~n |sum_#in~n|)} #30#return; {2280#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:28,803 INFO L280 TraceCheckUtils]: 0: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,804 INFO L280 TraceCheckUtils]: 1: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,804 INFO L263 TraceCheckUtils]: 2: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-17 22:22:28,805 INFO L280 TraceCheckUtils]: 3: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,806 INFO L280 TraceCheckUtils]: 4: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,806 INFO L263 TraceCheckUtils]: 5: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-17 22:22:28,807 INFO L280 TraceCheckUtils]: 6: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,808 INFO L280 TraceCheckUtils]: 7: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,808 INFO L263 TraceCheckUtils]: 8: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-17 22:22:28,809 INFO L280 TraceCheckUtils]: 9: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,810 INFO L280 TraceCheckUtils]: 10: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,810 INFO L263 TraceCheckUtils]: 11: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-17 22:22:28,811 INFO L280 TraceCheckUtils]: 12: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,812 INFO L280 TraceCheckUtils]: 13: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {2314#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:28,812 INFO L280 TraceCheckUtils]: 14: Hoare triple {2314#(<= |sum_#in~n| 0)} assume true; {2314#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:28,814 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {2314#(<= |sum_#in~n| 0)} {2152#(= sum_~n |sum_#in~n|)} #30#return; {2313#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:28,815 INFO L280 TraceCheckUtils]: 16: Hoare triple {2313#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2313#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:28,815 INFO L280 TraceCheckUtils]: 17: Hoare triple {2313#(<= |sum_#in~n| 1)} assume true; {2313#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:28,817 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {2313#(<= |sum_#in~n| 1)} {2152#(= sum_~n |sum_#in~n|)} #30#return; {2308#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:28,818 INFO L280 TraceCheckUtils]: 19: Hoare triple {2308#(<= |sum_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2308#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:28,818 INFO L280 TraceCheckUtils]: 20: Hoare triple {2308#(<= |sum_#in~n| 2)} assume true; {2308#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:28,820 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {2308#(<= |sum_#in~n| 2)} {2152#(= sum_~n |sum_#in~n|)} #30#return; {2297#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:28,821 INFO L280 TraceCheckUtils]: 22: Hoare triple {2297#(<= |sum_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2297#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:28,822 INFO L280 TraceCheckUtils]: 23: Hoare triple {2297#(<= |sum_#in~n| 3)} assume true; {2297#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:28,824 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {2297#(<= |sum_#in~n| 3)} {2152#(= sum_~n |sum_#in~n|)} #30#return; {2280#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:28,825 INFO L280 TraceCheckUtils]: 25: Hoare triple {2280#(<= |sum_#in~n| 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2280#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:28,826 INFO L280 TraceCheckUtils]: 26: Hoare triple {2280#(<= |sum_#in~n| 4)} assume true; {2280#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:28,827 INFO L275 TraceCheckUtils]: 27: Hoare quadruple {2280#(<= |sum_#in~n| 4)} {2152#(= sum_~n |sum_#in~n|)} #30#return; {2257#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:28,829 INFO L280 TraceCheckUtils]: 0: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,830 INFO L280 TraceCheckUtils]: 1: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,830 INFO L263 TraceCheckUtils]: 2: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-17 22:22:28,831 INFO L280 TraceCheckUtils]: 3: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,832 INFO L280 TraceCheckUtils]: 4: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,832 INFO L263 TraceCheckUtils]: 5: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-17 22:22:28,833 INFO L280 TraceCheckUtils]: 6: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,834 INFO L280 TraceCheckUtils]: 7: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,834 INFO L263 TraceCheckUtils]: 8: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-17 22:22:28,835 INFO L280 TraceCheckUtils]: 9: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,835 INFO L280 TraceCheckUtils]: 10: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,836 INFO L263 TraceCheckUtils]: 11: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-17 22:22:28,836 INFO L280 TraceCheckUtils]: 12: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,837 INFO L280 TraceCheckUtils]: 13: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,838 INFO L263 TraceCheckUtils]: 14: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-17 22:22:28,838 INFO L280 TraceCheckUtils]: 15: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,839 INFO L280 TraceCheckUtils]: 16: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {2314#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:28,840 INFO L280 TraceCheckUtils]: 17: Hoare triple {2314#(<= |sum_#in~n| 0)} assume true; {2314#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:28,842 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {2314#(<= |sum_#in~n| 0)} {2152#(= sum_~n |sum_#in~n|)} #30#return; {2313#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:28,843 INFO L280 TraceCheckUtils]: 19: Hoare triple {2313#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2313#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:28,843 INFO L280 TraceCheckUtils]: 20: Hoare triple {2313#(<= |sum_#in~n| 1)} assume true; {2313#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:28,846 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {2313#(<= |sum_#in~n| 1)} {2152#(= sum_~n |sum_#in~n|)} #30#return; {2308#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:28,846 INFO L280 TraceCheckUtils]: 22: Hoare triple {2308#(<= |sum_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2308#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:28,847 INFO L280 TraceCheckUtils]: 23: Hoare triple {2308#(<= |sum_#in~n| 2)} assume true; {2308#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:28,849 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {2308#(<= |sum_#in~n| 2)} {2152#(= sum_~n |sum_#in~n|)} #30#return; {2297#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:28,850 INFO L280 TraceCheckUtils]: 25: Hoare triple {2297#(<= |sum_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2297#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:28,851 INFO L280 TraceCheckUtils]: 26: Hoare triple {2297#(<= |sum_#in~n| 3)} assume true; {2297#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:28,853 INFO L275 TraceCheckUtils]: 27: Hoare quadruple {2297#(<= |sum_#in~n| 3)} {2152#(= sum_~n |sum_#in~n|)} #30#return; {2280#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:28,854 INFO L280 TraceCheckUtils]: 28: Hoare triple {2280#(<= |sum_#in~n| 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2280#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:28,855 INFO L280 TraceCheckUtils]: 29: Hoare triple {2280#(<= |sum_#in~n| 4)} assume true; {2280#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:28,857 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {2280#(<= |sum_#in~n| 4)} {2152#(= sum_~n |sum_#in~n|)} #30#return; {2257#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:28,858 INFO L280 TraceCheckUtils]: 31: Hoare triple {2257#(<= |sum_#in~n| 5)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2257#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:28,858 INFO L280 TraceCheckUtils]: 32: Hoare triple {2257#(<= |sum_#in~n| 5)} assume true; {2257#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:28,860 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {2257#(<= |sum_#in~n| 5)} {2152#(= sum_~n |sum_#in~n|)} #30#return; {2228#(<= |sum_#in~n| 6)} is VALID [2020-07-17 22:22:28,862 INFO L280 TraceCheckUtils]: 0: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,862 INFO L280 TraceCheckUtils]: 1: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,862 INFO L263 TraceCheckUtils]: 2: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-17 22:22:28,863 INFO L280 TraceCheckUtils]: 3: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,864 INFO L280 TraceCheckUtils]: 4: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,864 INFO L263 TraceCheckUtils]: 5: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-17 22:22:28,865 INFO L280 TraceCheckUtils]: 6: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,866 INFO L280 TraceCheckUtils]: 7: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,866 INFO L263 TraceCheckUtils]: 8: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-17 22:22:28,867 INFO L280 TraceCheckUtils]: 9: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,867 INFO L280 TraceCheckUtils]: 10: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,868 INFO L263 TraceCheckUtils]: 11: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-17 22:22:28,869 INFO L280 TraceCheckUtils]: 12: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,869 INFO L280 TraceCheckUtils]: 13: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,870 INFO L263 TraceCheckUtils]: 14: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-17 22:22:28,870 INFO L280 TraceCheckUtils]: 15: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,871 INFO L280 TraceCheckUtils]: 16: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,871 INFO L263 TraceCheckUtils]: 17: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-17 22:22:28,872 INFO L280 TraceCheckUtils]: 18: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,873 INFO L280 TraceCheckUtils]: 19: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {2314#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:28,873 INFO L280 TraceCheckUtils]: 20: Hoare triple {2314#(<= |sum_#in~n| 0)} assume true; {2314#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:28,875 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {2314#(<= |sum_#in~n| 0)} {2152#(= sum_~n |sum_#in~n|)} #30#return; {2313#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:28,876 INFO L280 TraceCheckUtils]: 22: Hoare triple {2313#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2313#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:28,877 INFO L280 TraceCheckUtils]: 23: Hoare triple {2313#(<= |sum_#in~n| 1)} assume true; {2313#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:28,879 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {2313#(<= |sum_#in~n| 1)} {2152#(= sum_~n |sum_#in~n|)} #30#return; {2308#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:28,879 INFO L280 TraceCheckUtils]: 25: Hoare triple {2308#(<= |sum_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2308#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:28,880 INFO L280 TraceCheckUtils]: 26: Hoare triple {2308#(<= |sum_#in~n| 2)} assume true; {2308#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:28,882 INFO L275 TraceCheckUtils]: 27: Hoare quadruple {2308#(<= |sum_#in~n| 2)} {2152#(= sum_~n |sum_#in~n|)} #30#return; {2297#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:28,883 INFO L280 TraceCheckUtils]: 28: Hoare triple {2297#(<= |sum_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2297#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:28,884 INFO L280 TraceCheckUtils]: 29: Hoare triple {2297#(<= |sum_#in~n| 3)} assume true; {2297#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:28,886 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {2297#(<= |sum_#in~n| 3)} {2152#(= sum_~n |sum_#in~n|)} #30#return; {2280#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:28,887 INFO L280 TraceCheckUtils]: 31: Hoare triple {2280#(<= |sum_#in~n| 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2280#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:28,887 INFO L280 TraceCheckUtils]: 32: Hoare triple {2280#(<= |sum_#in~n| 4)} assume true; {2280#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:28,889 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {2280#(<= |sum_#in~n| 4)} {2152#(= sum_~n |sum_#in~n|)} #30#return; {2257#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:28,890 INFO L280 TraceCheckUtils]: 34: Hoare triple {2257#(<= |sum_#in~n| 5)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2257#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:28,891 INFO L280 TraceCheckUtils]: 35: Hoare triple {2257#(<= |sum_#in~n| 5)} assume true; {2257#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:28,893 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {2257#(<= |sum_#in~n| 5)} {2152#(= sum_~n |sum_#in~n|)} #30#return; {2228#(<= |sum_#in~n| 6)} is VALID [2020-07-17 22:22:28,894 INFO L280 TraceCheckUtils]: 37: Hoare triple {2228#(<= |sum_#in~n| 6)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2228#(<= |sum_#in~n| 6)} is VALID [2020-07-17 22:22:28,895 INFO L280 TraceCheckUtils]: 38: Hoare triple {2228#(<= |sum_#in~n| 6)} assume true; {2228#(<= |sum_#in~n| 6)} is VALID [2020-07-17 22:22:28,897 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {2228#(<= |sum_#in~n| 6)} {2152#(= sum_~n |sum_#in~n|)} #30#return; {2193#(<= |sum_#in~n| 7)} is VALID [2020-07-17 22:22:28,901 INFO L280 TraceCheckUtils]: 0: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,901 INFO L280 TraceCheckUtils]: 1: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,902 INFO L263 TraceCheckUtils]: 2: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-17 22:22:28,902 INFO L280 TraceCheckUtils]: 3: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,903 INFO L280 TraceCheckUtils]: 4: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,903 INFO L263 TraceCheckUtils]: 5: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-17 22:22:28,904 INFO L280 TraceCheckUtils]: 6: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,904 INFO L280 TraceCheckUtils]: 7: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,905 INFO L263 TraceCheckUtils]: 8: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-17 22:22:28,905 INFO L280 TraceCheckUtils]: 9: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,906 INFO L280 TraceCheckUtils]: 10: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,906 INFO L263 TraceCheckUtils]: 11: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-17 22:22:28,906 INFO L280 TraceCheckUtils]: 12: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,907 INFO L280 TraceCheckUtils]: 13: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,907 INFO L263 TraceCheckUtils]: 14: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-17 22:22:28,908 INFO L280 TraceCheckUtils]: 15: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,908 INFO L280 TraceCheckUtils]: 16: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,909 INFO L263 TraceCheckUtils]: 17: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-17 22:22:28,909 INFO L280 TraceCheckUtils]: 18: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,910 INFO L280 TraceCheckUtils]: 19: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,910 INFO L263 TraceCheckUtils]: 20: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-17 22:22:28,911 INFO L280 TraceCheckUtils]: 21: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,912 INFO L280 TraceCheckUtils]: 22: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {2314#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:28,913 INFO L280 TraceCheckUtils]: 23: Hoare triple {2314#(<= |sum_#in~n| 0)} assume true; {2314#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:28,915 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {2314#(<= |sum_#in~n| 0)} {2152#(= sum_~n |sum_#in~n|)} #30#return; {2313#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:28,916 INFO L280 TraceCheckUtils]: 25: Hoare triple {2313#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2313#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:28,916 INFO L280 TraceCheckUtils]: 26: Hoare triple {2313#(<= |sum_#in~n| 1)} assume true; {2313#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:28,918 INFO L275 TraceCheckUtils]: 27: Hoare quadruple {2313#(<= |sum_#in~n| 1)} {2152#(= sum_~n |sum_#in~n|)} #30#return; {2308#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:28,919 INFO L280 TraceCheckUtils]: 28: Hoare triple {2308#(<= |sum_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2308#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:28,920 INFO L280 TraceCheckUtils]: 29: Hoare triple {2308#(<= |sum_#in~n| 2)} assume true; {2308#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:28,921 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {2308#(<= |sum_#in~n| 2)} {2152#(= sum_~n |sum_#in~n|)} #30#return; {2297#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:28,922 INFO L280 TraceCheckUtils]: 31: Hoare triple {2297#(<= |sum_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2297#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:28,923 INFO L280 TraceCheckUtils]: 32: Hoare triple {2297#(<= |sum_#in~n| 3)} assume true; {2297#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:28,925 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {2297#(<= |sum_#in~n| 3)} {2152#(= sum_~n |sum_#in~n|)} #30#return; {2280#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:28,926 INFO L280 TraceCheckUtils]: 34: Hoare triple {2280#(<= |sum_#in~n| 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2280#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:28,926 INFO L280 TraceCheckUtils]: 35: Hoare triple {2280#(<= |sum_#in~n| 4)} assume true; {2280#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:28,928 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {2280#(<= |sum_#in~n| 4)} {2152#(= sum_~n |sum_#in~n|)} #30#return; {2257#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:28,929 INFO L280 TraceCheckUtils]: 37: Hoare triple {2257#(<= |sum_#in~n| 5)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2257#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:28,930 INFO L280 TraceCheckUtils]: 38: Hoare triple {2257#(<= |sum_#in~n| 5)} assume true; {2257#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:28,932 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {2257#(<= |sum_#in~n| 5)} {2152#(= sum_~n |sum_#in~n|)} #30#return; {2228#(<= |sum_#in~n| 6)} is VALID [2020-07-17 22:22:28,933 INFO L280 TraceCheckUtils]: 40: Hoare triple {2228#(<= |sum_#in~n| 6)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2228#(<= |sum_#in~n| 6)} is VALID [2020-07-17 22:22:28,933 INFO L280 TraceCheckUtils]: 41: Hoare triple {2228#(<= |sum_#in~n| 6)} assume true; {2228#(<= |sum_#in~n| 6)} is VALID [2020-07-17 22:22:28,935 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {2228#(<= |sum_#in~n| 6)} {2152#(= sum_~n |sum_#in~n|)} #30#return; {2193#(<= |sum_#in~n| 7)} is VALID [2020-07-17 22:22:28,936 INFO L280 TraceCheckUtils]: 43: Hoare triple {2193#(<= |sum_#in~n| 7)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2193#(<= |sum_#in~n| 7)} is VALID [2020-07-17 22:22:28,937 INFO L280 TraceCheckUtils]: 44: Hoare triple {2193#(<= |sum_#in~n| 7)} assume true; {2193#(<= |sum_#in~n| 7)} is VALID [2020-07-17 22:22:28,939 INFO L275 TraceCheckUtils]: 45: Hoare quadruple {2193#(<= |sum_#in~n| 7)} {2105#(<= 10 main_~a~0)} #32#return; {2102#false} is VALID [2020-07-17 22:22:28,942 INFO L263 TraceCheckUtils]: 0: Hoare triple {2101#true} call ULTIMATE.init(); {2101#true} is VALID [2020-07-17 22:22:28,942 INFO L280 TraceCheckUtils]: 1: Hoare triple {2101#true} assume true; {2101#true} is VALID [2020-07-17 22:22:28,943 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2101#true} {2101#true} #26#return; {2101#true} is VALID [2020-07-17 22:22:28,943 INFO L263 TraceCheckUtils]: 3: Hoare triple {2101#true} call #t~ret2 := main(); {2101#true} is VALID [2020-07-17 22:22:28,944 INFO L280 TraceCheckUtils]: 4: Hoare triple {2101#true} ~a~0 := 10;~b~0 := 0; {2105#(<= 10 main_~a~0)} is VALID [2020-07-17 22:22:28,944 INFO L263 TraceCheckUtils]: 5: Hoare triple {2105#(<= 10 main_~a~0)} call #t~ret1 := sum(~a~0, ~b~0); {2101#true} is VALID [2020-07-17 22:22:28,944 INFO L280 TraceCheckUtils]: 6: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,945 INFO L280 TraceCheckUtils]: 7: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,945 INFO L263 TraceCheckUtils]: 8: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-17 22:22:28,946 INFO L280 TraceCheckUtils]: 9: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,946 INFO L280 TraceCheckUtils]: 10: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,946 INFO L263 TraceCheckUtils]: 11: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-17 22:22:28,947 INFO L280 TraceCheckUtils]: 12: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,948 INFO L280 TraceCheckUtils]: 13: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,948 INFO L263 TraceCheckUtils]: 14: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-17 22:22:28,948 INFO L280 TraceCheckUtils]: 15: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,949 INFO L280 TraceCheckUtils]: 16: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,949 INFO L263 TraceCheckUtils]: 17: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-17 22:22:28,950 INFO L280 TraceCheckUtils]: 18: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,950 INFO L280 TraceCheckUtils]: 19: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,950 INFO L263 TraceCheckUtils]: 20: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-17 22:22:28,951 INFO L280 TraceCheckUtils]: 21: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,951 INFO L280 TraceCheckUtils]: 22: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,951 INFO L263 TraceCheckUtils]: 23: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-17 22:22:28,952 INFO L280 TraceCheckUtils]: 24: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,952 INFO L280 TraceCheckUtils]: 25: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,953 INFO L263 TraceCheckUtils]: 26: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-17 22:22:28,953 INFO L280 TraceCheckUtils]: 27: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:28,954 INFO L280 TraceCheckUtils]: 28: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {2314#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:28,954 INFO L280 TraceCheckUtils]: 29: Hoare triple {2314#(<= |sum_#in~n| 0)} assume true; {2314#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:28,956 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {2314#(<= |sum_#in~n| 0)} {2152#(= sum_~n |sum_#in~n|)} #30#return; {2313#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:28,956 INFO L280 TraceCheckUtils]: 31: Hoare triple {2313#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2313#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:28,957 INFO L280 TraceCheckUtils]: 32: Hoare triple {2313#(<= |sum_#in~n| 1)} assume true; {2313#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:28,958 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {2313#(<= |sum_#in~n| 1)} {2152#(= sum_~n |sum_#in~n|)} #30#return; {2308#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:28,959 INFO L280 TraceCheckUtils]: 34: Hoare triple {2308#(<= |sum_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2308#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:28,960 INFO L280 TraceCheckUtils]: 35: Hoare triple {2308#(<= |sum_#in~n| 2)} assume true; {2308#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:28,961 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {2308#(<= |sum_#in~n| 2)} {2152#(= sum_~n |sum_#in~n|)} #30#return; {2297#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:28,962 INFO L280 TraceCheckUtils]: 37: Hoare triple {2297#(<= |sum_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2297#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:28,962 INFO L280 TraceCheckUtils]: 38: Hoare triple {2297#(<= |sum_#in~n| 3)} assume true; {2297#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:28,964 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {2297#(<= |sum_#in~n| 3)} {2152#(= sum_~n |sum_#in~n|)} #30#return; {2280#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:28,964 INFO L280 TraceCheckUtils]: 40: Hoare triple {2280#(<= |sum_#in~n| 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2280#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:28,965 INFO L280 TraceCheckUtils]: 41: Hoare triple {2280#(<= |sum_#in~n| 4)} assume true; {2280#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:28,967 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {2280#(<= |sum_#in~n| 4)} {2152#(= sum_~n |sum_#in~n|)} #30#return; {2257#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:28,967 INFO L280 TraceCheckUtils]: 43: Hoare triple {2257#(<= |sum_#in~n| 5)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2257#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:28,968 INFO L280 TraceCheckUtils]: 44: Hoare triple {2257#(<= |sum_#in~n| 5)} assume true; {2257#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:28,970 INFO L275 TraceCheckUtils]: 45: Hoare quadruple {2257#(<= |sum_#in~n| 5)} {2152#(= sum_~n |sum_#in~n|)} #30#return; {2228#(<= |sum_#in~n| 6)} is VALID [2020-07-17 22:22:28,970 INFO L280 TraceCheckUtils]: 46: Hoare triple {2228#(<= |sum_#in~n| 6)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2228#(<= |sum_#in~n| 6)} is VALID [2020-07-17 22:22:28,971 INFO L280 TraceCheckUtils]: 47: Hoare triple {2228#(<= |sum_#in~n| 6)} assume true; {2228#(<= |sum_#in~n| 6)} is VALID [2020-07-17 22:22:28,972 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {2228#(<= |sum_#in~n| 6)} {2152#(= sum_~n |sum_#in~n|)} #30#return; {2193#(<= |sum_#in~n| 7)} is VALID [2020-07-17 22:22:28,973 INFO L280 TraceCheckUtils]: 49: Hoare triple {2193#(<= |sum_#in~n| 7)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2193#(<= |sum_#in~n| 7)} is VALID [2020-07-17 22:22:28,974 INFO L280 TraceCheckUtils]: 50: Hoare triple {2193#(<= |sum_#in~n| 7)} assume true; {2193#(<= |sum_#in~n| 7)} is VALID [2020-07-17 22:22:28,975 INFO L275 TraceCheckUtils]: 51: Hoare quadruple {2193#(<= |sum_#in~n| 7)} {2105#(<= 10 main_~a~0)} #32#return; {2102#false} is VALID [2020-07-17 22:22:28,975 INFO L280 TraceCheckUtils]: 52: Hoare triple {2102#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;~result~0 := #t~ret1;havoc #t~ret1; {2102#false} is VALID [2020-07-17 22:22:28,975 INFO L280 TraceCheckUtils]: 53: Hoare triple {2102#false} assume ~result~0 == ~a~0 + ~b~0; {2102#false} is VALID [2020-07-17 22:22:28,975 INFO L280 TraceCheckUtils]: 54: Hoare triple {2102#false} assume !false; {2102#false} is VALID [2020-07-17 22:22:28,978 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2020-07-17 22:22:28,979 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1292355734] [2020-07-17 22:22:28,979 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [378256876] [2020-07-17 22:22:28,979 INFO L92 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 22:22:29,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:29,016 INFO L264 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 18 conjunts are in the unsatisfiable core [2020-07-17 22:22:29,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:29,029 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 22:22:29,202 INFO L263 TraceCheckUtils]: 0: Hoare triple {2101#true} call ULTIMATE.init(); {2101#true} is VALID [2020-07-17 22:22:29,202 INFO L280 TraceCheckUtils]: 1: Hoare triple {2101#true} assume true; {2101#true} is VALID [2020-07-17 22:22:29,203 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2101#true} {2101#true} #26#return; {2101#true} is VALID [2020-07-17 22:22:29,203 INFO L263 TraceCheckUtils]: 3: Hoare triple {2101#true} call #t~ret2 := main(); {2101#true} is VALID [2020-07-17 22:22:29,204 INFO L280 TraceCheckUtils]: 4: Hoare triple {2101#true} ~a~0 := 10;~b~0 := 0; {2105#(<= 10 main_~a~0)} is VALID [2020-07-17 22:22:29,204 INFO L263 TraceCheckUtils]: 5: Hoare triple {2105#(<= 10 main_~a~0)} call #t~ret1 := sum(~a~0, ~b~0); {2101#true} is VALID [2020-07-17 22:22:29,206 INFO L280 TraceCheckUtils]: 6: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2336#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:29,209 INFO L280 TraceCheckUtils]: 7: Hoare triple {2336#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {2336#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:29,210 INFO L263 TraceCheckUtils]: 8: Hoare triple {2336#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-17 22:22:29,211 INFO L280 TraceCheckUtils]: 9: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2336#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:29,213 INFO L280 TraceCheckUtils]: 10: Hoare triple {2336#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {2336#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:29,214 INFO L263 TraceCheckUtils]: 11: Hoare triple {2336#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-17 22:22:29,214 INFO L280 TraceCheckUtils]: 12: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2336#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:29,215 INFO L280 TraceCheckUtils]: 13: Hoare triple {2336#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {2336#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:29,215 INFO L263 TraceCheckUtils]: 14: Hoare triple {2336#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-17 22:22:29,216 INFO L280 TraceCheckUtils]: 15: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2336#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:29,216 INFO L280 TraceCheckUtils]: 16: Hoare triple {2336#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {2336#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:29,216 INFO L263 TraceCheckUtils]: 17: Hoare triple {2336#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-17 22:22:29,217 INFO L280 TraceCheckUtils]: 18: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2336#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:29,217 INFO L280 TraceCheckUtils]: 19: Hoare triple {2336#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {2336#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:29,218 INFO L263 TraceCheckUtils]: 20: Hoare triple {2336#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-17 22:22:29,218 INFO L280 TraceCheckUtils]: 21: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2336#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:29,219 INFO L280 TraceCheckUtils]: 22: Hoare triple {2336#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {2336#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:29,219 INFO L263 TraceCheckUtils]: 23: Hoare triple {2336#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-17 22:22:29,219 INFO L280 TraceCheckUtils]: 24: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2336#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:29,220 INFO L280 TraceCheckUtils]: 25: Hoare triple {2336#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {2336#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:29,220 INFO L263 TraceCheckUtils]: 26: Hoare triple {2336#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-17 22:22:29,221 INFO L280 TraceCheckUtils]: 27: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2336#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:29,222 INFO L280 TraceCheckUtils]: 28: Hoare triple {2336#(<= |sum_#in~n| sum_~n)} assume ~n <= 0;#res := ~m + ~n; {2314#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:29,222 INFO L280 TraceCheckUtils]: 29: Hoare triple {2314#(<= |sum_#in~n| 0)} assume true; {2314#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:29,224 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {2314#(<= |sum_#in~n| 0)} {2336#(<= |sum_#in~n| sum_~n)} #30#return; {2313#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:29,224 INFO L280 TraceCheckUtils]: 31: Hoare triple {2313#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2313#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:29,225 INFO L280 TraceCheckUtils]: 32: Hoare triple {2313#(<= |sum_#in~n| 1)} assume true; {2313#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:29,226 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {2313#(<= |sum_#in~n| 1)} {2336#(<= |sum_#in~n| sum_~n)} #30#return; {2308#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:29,227 INFO L280 TraceCheckUtils]: 34: Hoare triple {2308#(<= |sum_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2308#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:29,227 INFO L280 TraceCheckUtils]: 35: Hoare triple {2308#(<= |sum_#in~n| 2)} assume true; {2308#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:29,229 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {2308#(<= |sum_#in~n| 2)} {2336#(<= |sum_#in~n| sum_~n)} #30#return; {2297#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:29,230 INFO L280 TraceCheckUtils]: 37: Hoare triple {2297#(<= |sum_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2297#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:29,230 INFO L280 TraceCheckUtils]: 38: Hoare triple {2297#(<= |sum_#in~n| 3)} assume true; {2297#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:29,232 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {2297#(<= |sum_#in~n| 3)} {2336#(<= |sum_#in~n| sum_~n)} #30#return; {2280#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:29,232 INFO L280 TraceCheckUtils]: 40: Hoare triple {2280#(<= |sum_#in~n| 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2280#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:29,233 INFO L280 TraceCheckUtils]: 41: Hoare triple {2280#(<= |sum_#in~n| 4)} assume true; {2280#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:29,234 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {2280#(<= |sum_#in~n| 4)} {2336#(<= |sum_#in~n| sum_~n)} #30#return; {2257#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:29,235 INFO L280 TraceCheckUtils]: 43: Hoare triple {2257#(<= |sum_#in~n| 5)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2257#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:29,236 INFO L280 TraceCheckUtils]: 44: Hoare triple {2257#(<= |sum_#in~n| 5)} assume true; {2257#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:29,237 INFO L275 TraceCheckUtils]: 45: Hoare quadruple {2257#(<= |sum_#in~n| 5)} {2336#(<= |sum_#in~n| sum_~n)} #30#return; {2228#(<= |sum_#in~n| 6)} is VALID [2020-07-17 22:22:29,238 INFO L280 TraceCheckUtils]: 46: Hoare triple {2228#(<= |sum_#in~n| 6)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2228#(<= |sum_#in~n| 6)} is VALID [2020-07-17 22:22:29,238 INFO L280 TraceCheckUtils]: 47: Hoare triple {2228#(<= |sum_#in~n| 6)} assume true; {2228#(<= |sum_#in~n| 6)} is VALID [2020-07-17 22:22:29,240 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {2228#(<= |sum_#in~n| 6)} {2336#(<= |sum_#in~n| sum_~n)} #30#return; {2193#(<= |sum_#in~n| 7)} is VALID [2020-07-17 22:22:29,240 INFO L280 TraceCheckUtils]: 49: Hoare triple {2193#(<= |sum_#in~n| 7)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2193#(<= |sum_#in~n| 7)} is VALID [2020-07-17 22:22:29,241 INFO L280 TraceCheckUtils]: 50: Hoare triple {2193#(<= |sum_#in~n| 7)} assume true; {2193#(<= |sum_#in~n| 7)} is VALID [2020-07-17 22:22:29,242 INFO L275 TraceCheckUtils]: 51: Hoare quadruple {2193#(<= |sum_#in~n| 7)} {2105#(<= 10 main_~a~0)} #32#return; {2102#false} is VALID [2020-07-17 22:22:29,243 INFO L280 TraceCheckUtils]: 52: Hoare triple {2102#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;~result~0 := #t~ret1;havoc #t~ret1; {2102#false} is VALID [2020-07-17 22:22:29,243 INFO L280 TraceCheckUtils]: 53: Hoare triple {2102#false} assume ~result~0 == ~a~0 + ~b~0; {2102#false} is VALID [2020-07-17 22:22:29,243 INFO L280 TraceCheckUtils]: 54: Hoare triple {2102#false} assume !false; {2102#false} is VALID [2020-07-17 22:22:29,246 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2020-07-17 22:22:29,247 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-17 22:22:29,247 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 13 [2020-07-17 22:22:29,247 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [23654970] [2020-07-17 22:22:29,248 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 55 [2020-07-17 22:22:29,257 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 22:22:29,257 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 13 states. [2020-07-17 22:22:29,308 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 47 edges. 47 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:22:29,308 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-07-17 22:22:29,308 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 22:22:29,309 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-07-17 22:22:29,309 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=104, Unknown=0, NotChecked=0, Total=156 [2020-07-17 22:22:29,309 INFO L87 Difference]: Start difference. First operand 36 states and 37 transitions. Second operand 13 states. [2020-07-17 22:22:29,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:22:29,582 INFO L93 Difference]: Finished difference Result 43 states and 44 transitions. [2020-07-17 22:22:29,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-07-17 22:22:29,582 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 55 [2020-07-17 22:22:29,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 22:22:29,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2020-07-17 22:22:29,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 44 transitions. [2020-07-17 22:22:29,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2020-07-17 22:22:29,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 44 transitions. [2020-07-17 22:22:29,587 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states and 44 transitions. [2020-07-17 22:22:29,673 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 44 edges. 44 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:22:29,674 INFO L225 Difference]: With dead ends: 43 [2020-07-17 22:22:29,675 INFO L226 Difference]: Without dead ends: 39 [2020-07-17 22:22:29,675 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=148, Invalid=272, Unknown=0, NotChecked=0, Total=420 [2020-07-17 22:22:29,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2020-07-17 22:22:29,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 39. [2020-07-17 22:22:29,690 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 22:22:29,690 INFO L82 GeneralOperation]: Start isEquivalent. First operand 39 states. Second operand 39 states. [2020-07-17 22:22:29,690 INFO L74 IsIncluded]: Start isIncluded. First operand 39 states. Second operand 39 states. [2020-07-17 22:22:29,690 INFO L87 Difference]: Start difference. First operand 39 states. Second operand 39 states. [2020-07-17 22:22:29,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:22:29,693 INFO L93 Difference]: Finished difference Result 39 states and 40 transitions. [2020-07-17 22:22:29,693 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 40 transitions. [2020-07-17 22:22:29,694 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:22:29,694 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:22:29,694 INFO L74 IsIncluded]: Start isIncluded. First operand 39 states. Second operand 39 states. [2020-07-17 22:22:29,694 INFO L87 Difference]: Start difference. First operand 39 states. Second operand 39 states. [2020-07-17 22:22:29,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:22:29,696 INFO L93 Difference]: Finished difference Result 39 states and 40 transitions. [2020-07-17 22:22:29,697 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 40 transitions. [2020-07-17 22:22:29,697 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:22:29,697 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:22:29,697 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 22:22:29,697 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 22:22:29,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2020-07-17 22:22:29,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 40 transitions. [2020-07-17 22:22:29,699 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 40 transitions. Word has length 55 [2020-07-17 22:22:29,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 22:22:29,700 INFO L479 AbstractCegarLoop]: Abstraction has 39 states and 40 transitions. [2020-07-17 22:22:29,700 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-07-17 22:22:29,700 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 40 transitions. [2020-07-17 22:22:29,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-07-17 22:22:29,701 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 22:22:29,701 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 22:22:29,914 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 22:22:29,915 INFO L427 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 22:22:29,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 22:22:29,916 INFO L82 PathProgramCache]: Analyzing trace with hash 1035381916, now seen corresponding path program 8 times [2020-07-17 22:22:29,916 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 22:22:29,916 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [907032194] [2020-07-17 22:22:29,917 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 22:22:29,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:29,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:29,953 INFO L280 TraceCheckUtils]: 0: Hoare triple {2670#true} assume true; {2670#true} is VALID [2020-07-17 22:22:29,954 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2670#true} {2670#true} #26#return; {2670#true} is VALID [2020-07-17 22:22:29,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:30,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:30,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:30,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:30,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:30,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:30,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:30,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:30,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:30,259 INFO L280 TraceCheckUtils]: 0: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,260 INFO L280 TraceCheckUtils]: 1: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {2936#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:30,260 INFO L280 TraceCheckUtils]: 2: Hoare triple {2936#(<= |sum_#in~n| 0)} assume true; {2936#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:30,261 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2936#(<= |sum_#in~n| 0)} {2727#(= sum_~n |sum_#in~n|)} #30#return; {2935#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:30,262 INFO L280 TraceCheckUtils]: 0: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,262 INFO L280 TraceCheckUtils]: 1: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,263 INFO L263 TraceCheckUtils]: 2: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-17 22:22:30,263 INFO L280 TraceCheckUtils]: 3: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,263 INFO L280 TraceCheckUtils]: 4: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {2936#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:30,264 INFO L280 TraceCheckUtils]: 5: Hoare triple {2936#(<= |sum_#in~n| 0)} assume true; {2936#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:30,265 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {2936#(<= |sum_#in~n| 0)} {2727#(= sum_~n |sum_#in~n|)} #30#return; {2935#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:30,265 INFO L280 TraceCheckUtils]: 7: Hoare triple {2935#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2935#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:30,265 INFO L280 TraceCheckUtils]: 8: Hoare triple {2935#(<= |sum_#in~n| 1)} assume true; {2935#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:30,268 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {2935#(<= |sum_#in~n| 1)} {2727#(= sum_~n |sum_#in~n|)} #30#return; {2930#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:30,270 INFO L280 TraceCheckUtils]: 0: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,273 INFO L280 TraceCheckUtils]: 1: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,273 INFO L263 TraceCheckUtils]: 2: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-17 22:22:30,274 INFO L280 TraceCheckUtils]: 3: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,275 INFO L280 TraceCheckUtils]: 4: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,275 INFO L263 TraceCheckUtils]: 5: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-17 22:22:30,275 INFO L280 TraceCheckUtils]: 6: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,276 INFO L280 TraceCheckUtils]: 7: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {2936#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:30,277 INFO L280 TraceCheckUtils]: 8: Hoare triple {2936#(<= |sum_#in~n| 0)} assume true; {2936#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:30,278 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {2936#(<= |sum_#in~n| 0)} {2727#(= sum_~n |sum_#in~n|)} #30#return; {2935#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:30,279 INFO L280 TraceCheckUtils]: 10: Hoare triple {2935#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2935#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:30,279 INFO L280 TraceCheckUtils]: 11: Hoare triple {2935#(<= |sum_#in~n| 1)} assume true; {2935#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:30,280 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {2935#(<= |sum_#in~n| 1)} {2727#(= sum_~n |sum_#in~n|)} #30#return; {2930#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:30,281 INFO L280 TraceCheckUtils]: 13: Hoare triple {2930#(<= |sum_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2930#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:30,282 INFO L280 TraceCheckUtils]: 14: Hoare triple {2930#(<= |sum_#in~n| 2)} assume true; {2930#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:30,283 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {2930#(<= |sum_#in~n| 2)} {2727#(= sum_~n |sum_#in~n|)} #30#return; {2919#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:30,284 INFO L280 TraceCheckUtils]: 0: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,284 INFO L280 TraceCheckUtils]: 1: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,285 INFO L263 TraceCheckUtils]: 2: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-17 22:22:30,285 INFO L280 TraceCheckUtils]: 3: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,286 INFO L280 TraceCheckUtils]: 4: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,286 INFO L263 TraceCheckUtils]: 5: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-17 22:22:30,287 INFO L280 TraceCheckUtils]: 6: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,287 INFO L280 TraceCheckUtils]: 7: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,288 INFO L263 TraceCheckUtils]: 8: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-17 22:22:30,288 INFO L280 TraceCheckUtils]: 9: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,289 INFO L280 TraceCheckUtils]: 10: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {2936#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:30,289 INFO L280 TraceCheckUtils]: 11: Hoare triple {2936#(<= |sum_#in~n| 0)} assume true; {2936#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:30,291 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {2936#(<= |sum_#in~n| 0)} {2727#(= sum_~n |sum_#in~n|)} #30#return; {2935#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:30,292 INFO L280 TraceCheckUtils]: 13: Hoare triple {2935#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2935#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:30,292 INFO L280 TraceCheckUtils]: 14: Hoare triple {2935#(<= |sum_#in~n| 1)} assume true; {2935#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:30,294 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {2935#(<= |sum_#in~n| 1)} {2727#(= sum_~n |sum_#in~n|)} #30#return; {2930#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:30,294 INFO L280 TraceCheckUtils]: 16: Hoare triple {2930#(<= |sum_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2930#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:30,295 INFO L280 TraceCheckUtils]: 17: Hoare triple {2930#(<= |sum_#in~n| 2)} assume true; {2930#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:30,296 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {2930#(<= |sum_#in~n| 2)} {2727#(= sum_~n |sum_#in~n|)} #30#return; {2919#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:30,297 INFO L280 TraceCheckUtils]: 19: Hoare triple {2919#(<= |sum_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2919#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:30,297 INFO L280 TraceCheckUtils]: 20: Hoare triple {2919#(<= |sum_#in~n| 3)} assume true; {2919#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:30,298 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {2919#(<= |sum_#in~n| 3)} {2727#(= sum_~n |sum_#in~n|)} #30#return; {2902#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:30,300 INFO L280 TraceCheckUtils]: 0: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,300 INFO L280 TraceCheckUtils]: 1: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,300 INFO L263 TraceCheckUtils]: 2: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-17 22:22:30,301 INFO L280 TraceCheckUtils]: 3: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,301 INFO L280 TraceCheckUtils]: 4: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,302 INFO L263 TraceCheckUtils]: 5: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-17 22:22:30,302 INFO L280 TraceCheckUtils]: 6: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,303 INFO L280 TraceCheckUtils]: 7: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,303 INFO L263 TraceCheckUtils]: 8: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-17 22:22:30,304 INFO L280 TraceCheckUtils]: 9: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,304 INFO L280 TraceCheckUtils]: 10: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,305 INFO L263 TraceCheckUtils]: 11: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-17 22:22:30,305 INFO L280 TraceCheckUtils]: 12: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,306 INFO L280 TraceCheckUtils]: 13: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {2936#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:30,307 INFO L280 TraceCheckUtils]: 14: Hoare triple {2936#(<= |sum_#in~n| 0)} assume true; {2936#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:30,308 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {2936#(<= |sum_#in~n| 0)} {2727#(= sum_~n |sum_#in~n|)} #30#return; {2935#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:30,309 INFO L280 TraceCheckUtils]: 16: Hoare triple {2935#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2935#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:30,309 INFO L280 TraceCheckUtils]: 17: Hoare triple {2935#(<= |sum_#in~n| 1)} assume true; {2935#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:30,311 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {2935#(<= |sum_#in~n| 1)} {2727#(= sum_~n |sum_#in~n|)} #30#return; {2930#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:30,311 INFO L280 TraceCheckUtils]: 19: Hoare triple {2930#(<= |sum_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2930#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:30,312 INFO L280 TraceCheckUtils]: 20: Hoare triple {2930#(<= |sum_#in~n| 2)} assume true; {2930#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:30,313 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {2930#(<= |sum_#in~n| 2)} {2727#(= sum_~n |sum_#in~n|)} #30#return; {2919#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:30,314 INFO L280 TraceCheckUtils]: 22: Hoare triple {2919#(<= |sum_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2919#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:30,314 INFO L280 TraceCheckUtils]: 23: Hoare triple {2919#(<= |sum_#in~n| 3)} assume true; {2919#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:30,316 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {2919#(<= |sum_#in~n| 3)} {2727#(= sum_~n |sum_#in~n|)} #30#return; {2902#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:30,316 INFO L280 TraceCheckUtils]: 25: Hoare triple {2902#(<= |sum_#in~n| 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2902#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:30,317 INFO L280 TraceCheckUtils]: 26: Hoare triple {2902#(<= |sum_#in~n| 4)} assume true; {2902#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:30,318 INFO L275 TraceCheckUtils]: 27: Hoare quadruple {2902#(<= |sum_#in~n| 4)} {2727#(= sum_~n |sum_#in~n|)} #30#return; {2879#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:30,320 INFO L280 TraceCheckUtils]: 0: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,321 INFO L280 TraceCheckUtils]: 1: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,321 INFO L263 TraceCheckUtils]: 2: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-17 22:22:30,321 INFO L280 TraceCheckUtils]: 3: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,322 INFO L280 TraceCheckUtils]: 4: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,322 INFO L263 TraceCheckUtils]: 5: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-17 22:22:30,323 INFO L280 TraceCheckUtils]: 6: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,323 INFO L280 TraceCheckUtils]: 7: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,323 INFO L263 TraceCheckUtils]: 8: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-17 22:22:30,324 INFO L280 TraceCheckUtils]: 9: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,324 INFO L280 TraceCheckUtils]: 10: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,325 INFO L263 TraceCheckUtils]: 11: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-17 22:22:30,325 INFO L280 TraceCheckUtils]: 12: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,326 INFO L280 TraceCheckUtils]: 13: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,326 INFO L263 TraceCheckUtils]: 14: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-17 22:22:30,326 INFO L280 TraceCheckUtils]: 15: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,327 INFO L280 TraceCheckUtils]: 16: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {2936#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:30,328 INFO L280 TraceCheckUtils]: 17: Hoare triple {2936#(<= |sum_#in~n| 0)} assume true; {2936#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:30,329 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {2936#(<= |sum_#in~n| 0)} {2727#(= sum_~n |sum_#in~n|)} #30#return; {2935#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:30,330 INFO L280 TraceCheckUtils]: 19: Hoare triple {2935#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2935#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:30,330 INFO L280 TraceCheckUtils]: 20: Hoare triple {2935#(<= |sum_#in~n| 1)} assume true; {2935#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:30,331 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {2935#(<= |sum_#in~n| 1)} {2727#(= sum_~n |sum_#in~n|)} #30#return; {2930#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:30,332 INFO L280 TraceCheckUtils]: 22: Hoare triple {2930#(<= |sum_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2930#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:30,333 INFO L280 TraceCheckUtils]: 23: Hoare triple {2930#(<= |sum_#in~n| 2)} assume true; {2930#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:30,334 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {2930#(<= |sum_#in~n| 2)} {2727#(= sum_~n |sum_#in~n|)} #30#return; {2919#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:30,334 INFO L280 TraceCheckUtils]: 25: Hoare triple {2919#(<= |sum_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2919#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:30,335 INFO L280 TraceCheckUtils]: 26: Hoare triple {2919#(<= |sum_#in~n| 3)} assume true; {2919#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:30,336 INFO L275 TraceCheckUtils]: 27: Hoare quadruple {2919#(<= |sum_#in~n| 3)} {2727#(= sum_~n |sum_#in~n|)} #30#return; {2902#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:30,337 INFO L280 TraceCheckUtils]: 28: Hoare triple {2902#(<= |sum_#in~n| 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2902#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:30,337 INFO L280 TraceCheckUtils]: 29: Hoare triple {2902#(<= |sum_#in~n| 4)} assume true; {2902#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:30,339 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {2902#(<= |sum_#in~n| 4)} {2727#(= sum_~n |sum_#in~n|)} #30#return; {2879#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:30,339 INFO L280 TraceCheckUtils]: 31: Hoare triple {2879#(<= |sum_#in~n| 5)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2879#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:30,340 INFO L280 TraceCheckUtils]: 32: Hoare triple {2879#(<= |sum_#in~n| 5)} assume true; {2879#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:30,341 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {2879#(<= |sum_#in~n| 5)} {2727#(= sum_~n |sum_#in~n|)} #30#return; {2850#(<= |sum_#in~n| 6)} is VALID [2020-07-17 22:22:30,343 INFO L280 TraceCheckUtils]: 0: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,343 INFO L280 TraceCheckUtils]: 1: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,344 INFO L263 TraceCheckUtils]: 2: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-17 22:22:30,344 INFO L280 TraceCheckUtils]: 3: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,345 INFO L280 TraceCheckUtils]: 4: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,345 INFO L263 TraceCheckUtils]: 5: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-17 22:22:30,346 INFO L280 TraceCheckUtils]: 6: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,346 INFO L280 TraceCheckUtils]: 7: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,346 INFO L263 TraceCheckUtils]: 8: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-17 22:22:30,347 INFO L280 TraceCheckUtils]: 9: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,347 INFO L280 TraceCheckUtils]: 10: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,348 INFO L263 TraceCheckUtils]: 11: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-17 22:22:30,348 INFO L280 TraceCheckUtils]: 12: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,349 INFO L280 TraceCheckUtils]: 13: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,349 INFO L263 TraceCheckUtils]: 14: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-17 22:22:30,349 INFO L280 TraceCheckUtils]: 15: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,350 INFO L280 TraceCheckUtils]: 16: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,350 INFO L263 TraceCheckUtils]: 17: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-17 22:22:30,351 INFO L280 TraceCheckUtils]: 18: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,351 INFO L280 TraceCheckUtils]: 19: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {2936#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:30,352 INFO L280 TraceCheckUtils]: 20: Hoare triple {2936#(<= |sum_#in~n| 0)} assume true; {2936#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:30,353 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {2936#(<= |sum_#in~n| 0)} {2727#(= sum_~n |sum_#in~n|)} #30#return; {2935#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:30,354 INFO L280 TraceCheckUtils]: 22: Hoare triple {2935#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2935#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:30,354 INFO L280 TraceCheckUtils]: 23: Hoare triple {2935#(<= |sum_#in~n| 1)} assume true; {2935#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:30,355 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {2935#(<= |sum_#in~n| 1)} {2727#(= sum_~n |sum_#in~n|)} #30#return; {2930#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:30,356 INFO L280 TraceCheckUtils]: 25: Hoare triple {2930#(<= |sum_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2930#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:30,357 INFO L280 TraceCheckUtils]: 26: Hoare triple {2930#(<= |sum_#in~n| 2)} assume true; {2930#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:30,358 INFO L275 TraceCheckUtils]: 27: Hoare quadruple {2930#(<= |sum_#in~n| 2)} {2727#(= sum_~n |sum_#in~n|)} #30#return; {2919#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:30,359 INFO L280 TraceCheckUtils]: 28: Hoare triple {2919#(<= |sum_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2919#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:30,359 INFO L280 TraceCheckUtils]: 29: Hoare triple {2919#(<= |sum_#in~n| 3)} assume true; {2919#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:30,361 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {2919#(<= |sum_#in~n| 3)} {2727#(= sum_~n |sum_#in~n|)} #30#return; {2902#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:30,362 INFO L280 TraceCheckUtils]: 31: Hoare triple {2902#(<= |sum_#in~n| 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2902#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:30,362 INFO L280 TraceCheckUtils]: 32: Hoare triple {2902#(<= |sum_#in~n| 4)} assume true; {2902#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:30,363 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {2902#(<= |sum_#in~n| 4)} {2727#(= sum_~n |sum_#in~n|)} #30#return; {2879#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:30,364 INFO L280 TraceCheckUtils]: 34: Hoare triple {2879#(<= |sum_#in~n| 5)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2879#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:30,364 INFO L280 TraceCheckUtils]: 35: Hoare triple {2879#(<= |sum_#in~n| 5)} assume true; {2879#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:30,366 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {2879#(<= |sum_#in~n| 5)} {2727#(= sum_~n |sum_#in~n|)} #30#return; {2850#(<= |sum_#in~n| 6)} is VALID [2020-07-17 22:22:30,366 INFO L280 TraceCheckUtils]: 37: Hoare triple {2850#(<= |sum_#in~n| 6)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2850#(<= |sum_#in~n| 6)} is VALID [2020-07-17 22:22:30,367 INFO L280 TraceCheckUtils]: 38: Hoare triple {2850#(<= |sum_#in~n| 6)} assume true; {2850#(<= |sum_#in~n| 6)} is VALID [2020-07-17 22:22:30,368 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {2850#(<= |sum_#in~n| 6)} {2727#(= sum_~n |sum_#in~n|)} #30#return; {2815#(<= |sum_#in~n| 7)} is VALID [2020-07-17 22:22:30,370 INFO L280 TraceCheckUtils]: 0: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,371 INFO L280 TraceCheckUtils]: 1: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,371 INFO L263 TraceCheckUtils]: 2: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-17 22:22:30,372 INFO L280 TraceCheckUtils]: 3: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,372 INFO L280 TraceCheckUtils]: 4: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,372 INFO L263 TraceCheckUtils]: 5: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-17 22:22:30,373 INFO L280 TraceCheckUtils]: 6: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,373 INFO L280 TraceCheckUtils]: 7: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,374 INFO L263 TraceCheckUtils]: 8: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-17 22:22:30,374 INFO L280 TraceCheckUtils]: 9: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,375 INFO L280 TraceCheckUtils]: 10: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,375 INFO L263 TraceCheckUtils]: 11: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-17 22:22:30,376 INFO L280 TraceCheckUtils]: 12: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,376 INFO L280 TraceCheckUtils]: 13: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,376 INFO L263 TraceCheckUtils]: 14: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-17 22:22:30,377 INFO L280 TraceCheckUtils]: 15: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,378 INFO L280 TraceCheckUtils]: 16: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,378 INFO L263 TraceCheckUtils]: 17: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-17 22:22:30,379 INFO L280 TraceCheckUtils]: 18: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,379 INFO L280 TraceCheckUtils]: 19: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,380 INFO L263 TraceCheckUtils]: 20: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-17 22:22:30,380 INFO L280 TraceCheckUtils]: 21: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,381 INFO L280 TraceCheckUtils]: 22: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {2936#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:30,381 INFO L280 TraceCheckUtils]: 23: Hoare triple {2936#(<= |sum_#in~n| 0)} assume true; {2936#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:30,383 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {2936#(<= |sum_#in~n| 0)} {2727#(= sum_~n |sum_#in~n|)} #30#return; {2935#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:30,384 INFO L280 TraceCheckUtils]: 25: Hoare triple {2935#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2935#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:30,385 INFO L280 TraceCheckUtils]: 26: Hoare triple {2935#(<= |sum_#in~n| 1)} assume true; {2935#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:30,387 INFO L275 TraceCheckUtils]: 27: Hoare quadruple {2935#(<= |sum_#in~n| 1)} {2727#(= sum_~n |sum_#in~n|)} #30#return; {2930#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:30,387 INFO L280 TraceCheckUtils]: 28: Hoare triple {2930#(<= |sum_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2930#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:30,388 INFO L280 TraceCheckUtils]: 29: Hoare triple {2930#(<= |sum_#in~n| 2)} assume true; {2930#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:30,390 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {2930#(<= |sum_#in~n| 2)} {2727#(= sum_~n |sum_#in~n|)} #30#return; {2919#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:30,390 INFO L280 TraceCheckUtils]: 31: Hoare triple {2919#(<= |sum_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2919#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:30,391 INFO L280 TraceCheckUtils]: 32: Hoare triple {2919#(<= |sum_#in~n| 3)} assume true; {2919#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:30,392 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {2919#(<= |sum_#in~n| 3)} {2727#(= sum_~n |sum_#in~n|)} #30#return; {2902#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:30,393 INFO L280 TraceCheckUtils]: 34: Hoare triple {2902#(<= |sum_#in~n| 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2902#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:30,394 INFO L280 TraceCheckUtils]: 35: Hoare triple {2902#(<= |sum_#in~n| 4)} assume true; {2902#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:30,395 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {2902#(<= |sum_#in~n| 4)} {2727#(= sum_~n |sum_#in~n|)} #30#return; {2879#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:30,396 INFO L280 TraceCheckUtils]: 37: Hoare triple {2879#(<= |sum_#in~n| 5)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2879#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:30,396 INFO L280 TraceCheckUtils]: 38: Hoare triple {2879#(<= |sum_#in~n| 5)} assume true; {2879#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:30,397 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {2879#(<= |sum_#in~n| 5)} {2727#(= sum_~n |sum_#in~n|)} #30#return; {2850#(<= |sum_#in~n| 6)} is VALID [2020-07-17 22:22:30,398 INFO L280 TraceCheckUtils]: 40: Hoare triple {2850#(<= |sum_#in~n| 6)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2850#(<= |sum_#in~n| 6)} is VALID [2020-07-17 22:22:30,399 INFO L280 TraceCheckUtils]: 41: Hoare triple {2850#(<= |sum_#in~n| 6)} assume true; {2850#(<= |sum_#in~n| 6)} is VALID [2020-07-17 22:22:30,400 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {2850#(<= |sum_#in~n| 6)} {2727#(= sum_~n |sum_#in~n|)} #30#return; {2815#(<= |sum_#in~n| 7)} is VALID [2020-07-17 22:22:30,400 INFO L280 TraceCheckUtils]: 43: Hoare triple {2815#(<= |sum_#in~n| 7)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2815#(<= |sum_#in~n| 7)} is VALID [2020-07-17 22:22:30,401 INFO L280 TraceCheckUtils]: 44: Hoare triple {2815#(<= |sum_#in~n| 7)} assume true; {2815#(<= |sum_#in~n| 7)} is VALID [2020-07-17 22:22:30,402 INFO L275 TraceCheckUtils]: 45: Hoare quadruple {2815#(<= |sum_#in~n| 7)} {2727#(= sum_~n |sum_#in~n|)} #30#return; {2774#(<= |sum_#in~n| 8)} is VALID [2020-07-17 22:22:30,405 INFO L280 TraceCheckUtils]: 0: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,405 INFO L280 TraceCheckUtils]: 1: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,406 INFO L263 TraceCheckUtils]: 2: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-17 22:22:30,406 INFO L280 TraceCheckUtils]: 3: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,407 INFO L280 TraceCheckUtils]: 4: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,407 INFO L263 TraceCheckUtils]: 5: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-17 22:22:30,407 INFO L280 TraceCheckUtils]: 6: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,408 INFO L280 TraceCheckUtils]: 7: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,408 INFO L263 TraceCheckUtils]: 8: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-17 22:22:30,409 INFO L280 TraceCheckUtils]: 9: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,409 INFO L280 TraceCheckUtils]: 10: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,410 INFO L263 TraceCheckUtils]: 11: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-17 22:22:30,410 INFO L280 TraceCheckUtils]: 12: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,411 INFO L280 TraceCheckUtils]: 13: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,411 INFO L263 TraceCheckUtils]: 14: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-17 22:22:30,411 INFO L280 TraceCheckUtils]: 15: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,412 INFO L280 TraceCheckUtils]: 16: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,412 INFO L263 TraceCheckUtils]: 17: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-17 22:22:30,413 INFO L280 TraceCheckUtils]: 18: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,413 INFO L280 TraceCheckUtils]: 19: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,413 INFO L263 TraceCheckUtils]: 20: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-17 22:22:30,414 INFO L280 TraceCheckUtils]: 21: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,414 INFO L280 TraceCheckUtils]: 22: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,415 INFO L263 TraceCheckUtils]: 23: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-17 22:22:30,415 INFO L280 TraceCheckUtils]: 24: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,416 INFO L280 TraceCheckUtils]: 25: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {2936#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:30,416 INFO L280 TraceCheckUtils]: 26: Hoare triple {2936#(<= |sum_#in~n| 0)} assume true; {2936#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:30,418 INFO L275 TraceCheckUtils]: 27: Hoare quadruple {2936#(<= |sum_#in~n| 0)} {2727#(= sum_~n |sum_#in~n|)} #30#return; {2935#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:30,418 INFO L280 TraceCheckUtils]: 28: Hoare triple {2935#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2935#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:30,419 INFO L280 TraceCheckUtils]: 29: Hoare triple {2935#(<= |sum_#in~n| 1)} assume true; {2935#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:30,420 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {2935#(<= |sum_#in~n| 1)} {2727#(= sum_~n |sum_#in~n|)} #30#return; {2930#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:30,421 INFO L280 TraceCheckUtils]: 31: Hoare triple {2930#(<= |sum_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2930#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:30,421 INFO L280 TraceCheckUtils]: 32: Hoare triple {2930#(<= |sum_#in~n| 2)} assume true; {2930#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:30,423 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {2930#(<= |sum_#in~n| 2)} {2727#(= sum_~n |sum_#in~n|)} #30#return; {2919#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:30,423 INFO L280 TraceCheckUtils]: 34: Hoare triple {2919#(<= |sum_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2919#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:30,424 INFO L280 TraceCheckUtils]: 35: Hoare triple {2919#(<= |sum_#in~n| 3)} assume true; {2919#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:30,425 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {2919#(<= |sum_#in~n| 3)} {2727#(= sum_~n |sum_#in~n|)} #30#return; {2902#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:30,426 INFO L280 TraceCheckUtils]: 37: Hoare triple {2902#(<= |sum_#in~n| 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2902#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:30,426 INFO L280 TraceCheckUtils]: 38: Hoare triple {2902#(<= |sum_#in~n| 4)} assume true; {2902#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:30,428 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {2902#(<= |sum_#in~n| 4)} {2727#(= sum_~n |sum_#in~n|)} #30#return; {2879#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:30,428 INFO L280 TraceCheckUtils]: 40: Hoare triple {2879#(<= |sum_#in~n| 5)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2879#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:30,429 INFO L280 TraceCheckUtils]: 41: Hoare triple {2879#(<= |sum_#in~n| 5)} assume true; {2879#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:30,430 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {2879#(<= |sum_#in~n| 5)} {2727#(= sum_~n |sum_#in~n|)} #30#return; {2850#(<= |sum_#in~n| 6)} is VALID [2020-07-17 22:22:30,431 INFO L280 TraceCheckUtils]: 43: Hoare triple {2850#(<= |sum_#in~n| 6)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2850#(<= |sum_#in~n| 6)} is VALID [2020-07-17 22:22:30,431 INFO L280 TraceCheckUtils]: 44: Hoare triple {2850#(<= |sum_#in~n| 6)} assume true; {2850#(<= |sum_#in~n| 6)} is VALID [2020-07-17 22:22:30,432 INFO L275 TraceCheckUtils]: 45: Hoare quadruple {2850#(<= |sum_#in~n| 6)} {2727#(= sum_~n |sum_#in~n|)} #30#return; {2815#(<= |sum_#in~n| 7)} is VALID [2020-07-17 22:22:30,433 INFO L280 TraceCheckUtils]: 46: Hoare triple {2815#(<= |sum_#in~n| 7)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2815#(<= |sum_#in~n| 7)} is VALID [2020-07-17 22:22:30,433 INFO L280 TraceCheckUtils]: 47: Hoare triple {2815#(<= |sum_#in~n| 7)} assume true; {2815#(<= |sum_#in~n| 7)} is VALID [2020-07-17 22:22:30,435 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {2815#(<= |sum_#in~n| 7)} {2727#(= sum_~n |sum_#in~n|)} #30#return; {2774#(<= |sum_#in~n| 8)} is VALID [2020-07-17 22:22:30,435 INFO L280 TraceCheckUtils]: 49: Hoare triple {2774#(<= |sum_#in~n| 8)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2774#(<= |sum_#in~n| 8)} is VALID [2020-07-17 22:22:30,436 INFO L280 TraceCheckUtils]: 50: Hoare triple {2774#(<= |sum_#in~n| 8)} assume true; {2774#(<= |sum_#in~n| 8)} is VALID [2020-07-17 22:22:30,437 INFO L275 TraceCheckUtils]: 51: Hoare quadruple {2774#(<= |sum_#in~n| 8)} {2674#(<= 10 main_~a~0)} #32#return; {2671#false} is VALID [2020-07-17 22:22:30,440 INFO L263 TraceCheckUtils]: 0: Hoare triple {2670#true} call ULTIMATE.init(); {2670#true} is VALID [2020-07-17 22:22:30,440 INFO L280 TraceCheckUtils]: 1: Hoare triple {2670#true} assume true; {2670#true} is VALID [2020-07-17 22:22:30,440 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2670#true} {2670#true} #26#return; {2670#true} is VALID [2020-07-17 22:22:30,440 INFO L263 TraceCheckUtils]: 3: Hoare triple {2670#true} call #t~ret2 := main(); {2670#true} is VALID [2020-07-17 22:22:30,441 INFO L280 TraceCheckUtils]: 4: Hoare triple {2670#true} ~a~0 := 10;~b~0 := 0; {2674#(<= 10 main_~a~0)} is VALID [2020-07-17 22:22:30,441 INFO L263 TraceCheckUtils]: 5: Hoare triple {2674#(<= 10 main_~a~0)} call #t~ret1 := sum(~a~0, ~b~0); {2670#true} is VALID [2020-07-17 22:22:30,442 INFO L280 TraceCheckUtils]: 6: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,442 INFO L280 TraceCheckUtils]: 7: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,442 INFO L263 TraceCheckUtils]: 8: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-17 22:22:30,443 INFO L280 TraceCheckUtils]: 9: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,443 INFO L280 TraceCheckUtils]: 10: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,443 INFO L263 TraceCheckUtils]: 11: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-17 22:22:30,444 INFO L280 TraceCheckUtils]: 12: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,444 INFO L280 TraceCheckUtils]: 13: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,445 INFO L263 TraceCheckUtils]: 14: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-17 22:22:30,445 INFO L280 TraceCheckUtils]: 15: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,446 INFO L280 TraceCheckUtils]: 16: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,446 INFO L263 TraceCheckUtils]: 17: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-17 22:22:30,446 INFO L280 TraceCheckUtils]: 18: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,447 INFO L280 TraceCheckUtils]: 19: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,447 INFO L263 TraceCheckUtils]: 20: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-17 22:22:30,447 INFO L280 TraceCheckUtils]: 21: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,448 INFO L280 TraceCheckUtils]: 22: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,448 INFO L263 TraceCheckUtils]: 23: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-17 22:22:30,448 INFO L280 TraceCheckUtils]: 24: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,449 INFO L280 TraceCheckUtils]: 25: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,449 INFO L263 TraceCheckUtils]: 26: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-17 22:22:30,449 INFO L280 TraceCheckUtils]: 27: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,449 INFO L280 TraceCheckUtils]: 28: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,450 INFO L263 TraceCheckUtils]: 29: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-17 22:22:30,450 INFO L280 TraceCheckUtils]: 30: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:30,450 INFO L280 TraceCheckUtils]: 31: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {2936#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:30,451 INFO L280 TraceCheckUtils]: 32: Hoare triple {2936#(<= |sum_#in~n| 0)} assume true; {2936#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:30,452 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {2936#(<= |sum_#in~n| 0)} {2727#(= sum_~n |sum_#in~n|)} #30#return; {2935#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:30,452 INFO L280 TraceCheckUtils]: 34: Hoare triple {2935#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2935#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:30,452 INFO L280 TraceCheckUtils]: 35: Hoare triple {2935#(<= |sum_#in~n| 1)} assume true; {2935#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:30,453 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {2935#(<= |sum_#in~n| 1)} {2727#(= sum_~n |sum_#in~n|)} #30#return; {2930#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:30,454 INFO L280 TraceCheckUtils]: 37: Hoare triple {2930#(<= |sum_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2930#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:30,454 INFO L280 TraceCheckUtils]: 38: Hoare triple {2930#(<= |sum_#in~n| 2)} assume true; {2930#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:30,456 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {2930#(<= |sum_#in~n| 2)} {2727#(= sum_~n |sum_#in~n|)} #30#return; {2919#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:30,456 INFO L280 TraceCheckUtils]: 40: Hoare triple {2919#(<= |sum_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2919#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:30,457 INFO L280 TraceCheckUtils]: 41: Hoare triple {2919#(<= |sum_#in~n| 3)} assume true; {2919#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:30,459 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {2919#(<= |sum_#in~n| 3)} {2727#(= sum_~n |sum_#in~n|)} #30#return; {2902#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:30,459 INFO L280 TraceCheckUtils]: 43: Hoare triple {2902#(<= |sum_#in~n| 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2902#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:30,460 INFO L280 TraceCheckUtils]: 44: Hoare triple {2902#(<= |sum_#in~n| 4)} assume true; {2902#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:30,461 INFO L275 TraceCheckUtils]: 45: Hoare quadruple {2902#(<= |sum_#in~n| 4)} {2727#(= sum_~n |sum_#in~n|)} #30#return; {2879#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:30,462 INFO L280 TraceCheckUtils]: 46: Hoare triple {2879#(<= |sum_#in~n| 5)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2879#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:30,462 INFO L280 TraceCheckUtils]: 47: Hoare triple {2879#(<= |sum_#in~n| 5)} assume true; {2879#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:30,463 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {2879#(<= |sum_#in~n| 5)} {2727#(= sum_~n |sum_#in~n|)} #30#return; {2850#(<= |sum_#in~n| 6)} is VALID [2020-07-17 22:22:30,463 INFO L280 TraceCheckUtils]: 49: Hoare triple {2850#(<= |sum_#in~n| 6)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2850#(<= |sum_#in~n| 6)} is VALID [2020-07-17 22:22:30,464 INFO L280 TraceCheckUtils]: 50: Hoare triple {2850#(<= |sum_#in~n| 6)} assume true; {2850#(<= |sum_#in~n| 6)} is VALID [2020-07-17 22:22:30,465 INFO L275 TraceCheckUtils]: 51: Hoare quadruple {2850#(<= |sum_#in~n| 6)} {2727#(= sum_~n |sum_#in~n|)} #30#return; {2815#(<= |sum_#in~n| 7)} is VALID [2020-07-17 22:22:30,465 INFO L280 TraceCheckUtils]: 52: Hoare triple {2815#(<= |sum_#in~n| 7)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2815#(<= |sum_#in~n| 7)} is VALID [2020-07-17 22:22:30,466 INFO L280 TraceCheckUtils]: 53: Hoare triple {2815#(<= |sum_#in~n| 7)} assume true; {2815#(<= |sum_#in~n| 7)} is VALID [2020-07-17 22:22:30,467 INFO L275 TraceCheckUtils]: 54: Hoare quadruple {2815#(<= |sum_#in~n| 7)} {2727#(= sum_~n |sum_#in~n|)} #30#return; {2774#(<= |sum_#in~n| 8)} is VALID [2020-07-17 22:22:30,468 INFO L280 TraceCheckUtils]: 55: Hoare triple {2774#(<= |sum_#in~n| 8)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2774#(<= |sum_#in~n| 8)} is VALID [2020-07-17 22:22:30,468 INFO L280 TraceCheckUtils]: 56: Hoare triple {2774#(<= |sum_#in~n| 8)} assume true; {2774#(<= |sum_#in~n| 8)} is VALID [2020-07-17 22:22:30,469 INFO L275 TraceCheckUtils]: 57: Hoare quadruple {2774#(<= |sum_#in~n| 8)} {2674#(<= 10 main_~a~0)} #32#return; {2671#false} is VALID [2020-07-17 22:22:30,469 INFO L280 TraceCheckUtils]: 58: Hoare triple {2671#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;~result~0 := #t~ret1;havoc #t~ret1; {2671#false} is VALID [2020-07-17 22:22:30,469 INFO L280 TraceCheckUtils]: 59: Hoare triple {2671#false} assume ~result~0 == ~a~0 + ~b~0; {2671#false} is VALID [2020-07-17 22:22:30,469 INFO L280 TraceCheckUtils]: 60: Hoare triple {2671#false} assume !false; {2671#false} is VALID [2020-07-17 22:22:30,472 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2020-07-17 22:22:30,473 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [907032194] [2020-07-17 22:22:30,473 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [269250126] [2020-07-17 22:22:30,473 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 22:22:30,507 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-07-17 22:22:30,507 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-17 22:22:30,508 INFO L264 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 20 conjunts are in the unsatisfiable core [2020-07-17 22:22:30,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:30,528 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 22:22:30,760 INFO L263 TraceCheckUtils]: 0: Hoare triple {2670#true} call ULTIMATE.init(); {2670#true} is VALID [2020-07-17 22:22:30,761 INFO L280 TraceCheckUtils]: 1: Hoare triple {2670#true} assume true; {2670#true} is VALID [2020-07-17 22:22:30,761 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2670#true} {2670#true} #26#return; {2670#true} is VALID [2020-07-17 22:22:30,761 INFO L263 TraceCheckUtils]: 3: Hoare triple {2670#true} call #t~ret2 := main(); {2670#true} is VALID [2020-07-17 22:22:30,762 INFO L280 TraceCheckUtils]: 4: Hoare triple {2670#true} ~a~0 := 10;~b~0 := 0; {2674#(<= 10 main_~a~0)} is VALID [2020-07-17 22:22:30,762 INFO L263 TraceCheckUtils]: 5: Hoare triple {2674#(<= 10 main_~a~0)} call #t~ret1 := sum(~a~0, ~b~0); {2670#true} is VALID [2020-07-17 22:22:30,763 INFO L280 TraceCheckUtils]: 6: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2958#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:30,763 INFO L280 TraceCheckUtils]: 7: Hoare triple {2958#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {2958#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:30,764 INFO L263 TraceCheckUtils]: 8: Hoare triple {2958#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-17 22:22:30,764 INFO L280 TraceCheckUtils]: 9: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2958#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:30,765 INFO L280 TraceCheckUtils]: 10: Hoare triple {2958#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {2958#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:30,765 INFO L263 TraceCheckUtils]: 11: Hoare triple {2958#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-17 22:22:30,766 INFO L280 TraceCheckUtils]: 12: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2958#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:30,766 INFO L280 TraceCheckUtils]: 13: Hoare triple {2958#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {2958#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:30,767 INFO L263 TraceCheckUtils]: 14: Hoare triple {2958#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-17 22:22:30,785 INFO L280 TraceCheckUtils]: 15: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2958#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:30,786 INFO L280 TraceCheckUtils]: 16: Hoare triple {2958#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {2958#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:30,786 INFO L263 TraceCheckUtils]: 17: Hoare triple {2958#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-17 22:22:30,786 INFO L280 TraceCheckUtils]: 18: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2958#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:30,787 INFO L280 TraceCheckUtils]: 19: Hoare triple {2958#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {2958#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:30,787 INFO L263 TraceCheckUtils]: 20: Hoare triple {2958#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-17 22:22:30,788 INFO L280 TraceCheckUtils]: 21: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2958#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:30,788 INFO L280 TraceCheckUtils]: 22: Hoare triple {2958#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {2958#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:30,788 INFO L263 TraceCheckUtils]: 23: Hoare triple {2958#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-17 22:22:30,789 INFO L280 TraceCheckUtils]: 24: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2958#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:30,789 INFO L280 TraceCheckUtils]: 25: Hoare triple {2958#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {2958#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:30,790 INFO L263 TraceCheckUtils]: 26: Hoare triple {2958#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-17 22:22:30,790 INFO L280 TraceCheckUtils]: 27: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2958#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:30,791 INFO L280 TraceCheckUtils]: 28: Hoare triple {2958#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {2958#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:30,791 INFO L263 TraceCheckUtils]: 29: Hoare triple {2958#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-17 22:22:30,791 INFO L280 TraceCheckUtils]: 30: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2958#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:30,792 INFO L280 TraceCheckUtils]: 31: Hoare triple {2958#(<= |sum_#in~n| sum_~n)} assume ~n <= 0;#res := ~m + ~n; {2936#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:30,792 INFO L280 TraceCheckUtils]: 32: Hoare triple {2936#(<= |sum_#in~n| 0)} assume true; {2936#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:30,793 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {2936#(<= |sum_#in~n| 0)} {2958#(<= |sum_#in~n| sum_~n)} #30#return; {2935#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:30,794 INFO L280 TraceCheckUtils]: 34: Hoare triple {2935#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2935#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:30,794 INFO L280 TraceCheckUtils]: 35: Hoare triple {2935#(<= |sum_#in~n| 1)} assume true; {2935#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:30,799 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {2935#(<= |sum_#in~n| 1)} {2958#(<= |sum_#in~n| sum_~n)} #30#return; {2930#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:30,799 INFO L280 TraceCheckUtils]: 37: Hoare triple {2930#(<= |sum_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2930#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:30,800 INFO L280 TraceCheckUtils]: 38: Hoare triple {2930#(<= |sum_#in~n| 2)} assume true; {2930#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:30,801 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {2930#(<= |sum_#in~n| 2)} {2958#(<= |sum_#in~n| sum_~n)} #30#return; {2919#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:30,801 INFO L280 TraceCheckUtils]: 40: Hoare triple {2919#(<= |sum_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2919#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:30,802 INFO L280 TraceCheckUtils]: 41: Hoare triple {2919#(<= |sum_#in~n| 3)} assume true; {2919#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:30,802 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {2919#(<= |sum_#in~n| 3)} {2958#(<= |sum_#in~n| sum_~n)} #30#return; {2902#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:30,803 INFO L280 TraceCheckUtils]: 43: Hoare triple {2902#(<= |sum_#in~n| 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2902#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:30,803 INFO L280 TraceCheckUtils]: 44: Hoare triple {2902#(<= |sum_#in~n| 4)} assume true; {2902#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:30,804 INFO L275 TraceCheckUtils]: 45: Hoare quadruple {2902#(<= |sum_#in~n| 4)} {2958#(<= |sum_#in~n| sum_~n)} #30#return; {2879#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:30,805 INFO L280 TraceCheckUtils]: 46: Hoare triple {2879#(<= |sum_#in~n| 5)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2879#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:30,806 INFO L280 TraceCheckUtils]: 47: Hoare triple {2879#(<= |sum_#in~n| 5)} assume true; {2879#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:30,807 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {2879#(<= |sum_#in~n| 5)} {2958#(<= |sum_#in~n| sum_~n)} #30#return; {2850#(<= |sum_#in~n| 6)} is VALID [2020-07-17 22:22:30,807 INFO L280 TraceCheckUtils]: 49: Hoare triple {2850#(<= |sum_#in~n| 6)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2850#(<= |sum_#in~n| 6)} is VALID [2020-07-17 22:22:30,808 INFO L280 TraceCheckUtils]: 50: Hoare triple {2850#(<= |sum_#in~n| 6)} assume true; {2850#(<= |sum_#in~n| 6)} is VALID [2020-07-17 22:22:30,809 INFO L275 TraceCheckUtils]: 51: Hoare quadruple {2850#(<= |sum_#in~n| 6)} {2958#(<= |sum_#in~n| sum_~n)} #30#return; {2815#(<= |sum_#in~n| 7)} is VALID [2020-07-17 22:22:30,809 INFO L280 TraceCheckUtils]: 52: Hoare triple {2815#(<= |sum_#in~n| 7)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2815#(<= |sum_#in~n| 7)} is VALID [2020-07-17 22:22:30,810 INFO L280 TraceCheckUtils]: 53: Hoare triple {2815#(<= |sum_#in~n| 7)} assume true; {2815#(<= |sum_#in~n| 7)} is VALID [2020-07-17 22:22:30,811 INFO L275 TraceCheckUtils]: 54: Hoare quadruple {2815#(<= |sum_#in~n| 7)} {2958#(<= |sum_#in~n| sum_~n)} #30#return; {2774#(<= |sum_#in~n| 8)} is VALID [2020-07-17 22:22:30,812 INFO L280 TraceCheckUtils]: 55: Hoare triple {2774#(<= |sum_#in~n| 8)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {2774#(<= |sum_#in~n| 8)} is VALID [2020-07-17 22:22:30,813 INFO L280 TraceCheckUtils]: 56: Hoare triple {2774#(<= |sum_#in~n| 8)} assume true; {2774#(<= |sum_#in~n| 8)} is VALID [2020-07-17 22:22:30,814 INFO L275 TraceCheckUtils]: 57: Hoare quadruple {2774#(<= |sum_#in~n| 8)} {2674#(<= 10 main_~a~0)} #32#return; {2671#false} is VALID [2020-07-17 22:22:30,814 INFO L280 TraceCheckUtils]: 58: Hoare triple {2671#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;~result~0 := #t~ret1;havoc #t~ret1; {2671#false} is VALID [2020-07-17 22:22:30,814 INFO L280 TraceCheckUtils]: 59: Hoare triple {2671#false} assume ~result~0 == ~a~0 + ~b~0; {2671#false} is VALID [2020-07-17 22:22:30,814 INFO L280 TraceCheckUtils]: 60: Hoare triple {2671#false} assume !false; {2671#false} is VALID [2020-07-17 22:22:30,819 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2020-07-17 22:22:30,819 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-17 22:22:30,819 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 14 [2020-07-17 22:22:30,819 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [965072104] [2020-07-17 22:22:30,820 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 61 [2020-07-17 22:22:30,841 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 22:22:30,841 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 14 states. [2020-07-17 22:22:30,896 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 51 edges. 51 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:22:30,897 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-07-17 22:22:30,897 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 22:22:30,897 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-07-17 22:22:30,897 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=120, Unknown=0, NotChecked=0, Total=182 [2020-07-17 22:22:30,898 INFO L87 Difference]: Start difference. First operand 39 states and 40 transitions. Second operand 14 states. [2020-07-17 22:22:31,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:22:31,192 INFO L93 Difference]: Finished difference Result 46 states and 47 transitions. [2020-07-17 22:22:31,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-07-17 22:22:31,192 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 61 [2020-07-17 22:22:31,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 22:22:31,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2020-07-17 22:22:31,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 47 transitions. [2020-07-17 22:22:31,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2020-07-17 22:22:31,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 47 transitions. [2020-07-17 22:22:31,196 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 13 states and 47 transitions. [2020-07-17 22:22:31,262 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 47 edges. 47 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:22:31,264 INFO L225 Difference]: With dead ends: 46 [2020-07-17 22:22:31,264 INFO L226 Difference]: Without dead ends: 42 [2020-07-17 22:22:31,265 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=179, Invalid=327, Unknown=0, NotChecked=0, Total=506 [2020-07-17 22:22:31,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2020-07-17 22:22:31,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 42. [2020-07-17 22:22:31,274 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 22:22:31,274 INFO L82 GeneralOperation]: Start isEquivalent. First operand 42 states. Second operand 42 states. [2020-07-17 22:22:31,274 INFO L74 IsIncluded]: Start isIncluded. First operand 42 states. Second operand 42 states. [2020-07-17 22:22:31,274 INFO L87 Difference]: Start difference. First operand 42 states. Second operand 42 states. [2020-07-17 22:22:31,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:22:31,276 INFO L93 Difference]: Finished difference Result 42 states and 43 transitions. [2020-07-17 22:22:31,277 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 43 transitions. [2020-07-17 22:22:31,280 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:22:31,280 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:22:31,281 INFO L74 IsIncluded]: Start isIncluded. First operand 42 states. Second operand 42 states. [2020-07-17 22:22:31,281 INFO L87 Difference]: Start difference. First operand 42 states. Second operand 42 states. [2020-07-17 22:22:31,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:22:31,283 INFO L93 Difference]: Finished difference Result 42 states and 43 transitions. [2020-07-17 22:22:31,283 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 43 transitions. [2020-07-17 22:22:31,284 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:22:31,284 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:22:31,284 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 22:22:31,284 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 22:22:31,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2020-07-17 22:22:31,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 43 transitions. [2020-07-17 22:22:31,289 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 43 transitions. Word has length 61 [2020-07-17 22:22:31,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 22:22:31,290 INFO L479 AbstractCegarLoop]: Abstraction has 42 states and 43 transitions. [2020-07-17 22:22:31,290 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-07-17 22:22:31,290 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 43 transitions. [2020-07-17 22:22:31,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-07-17 22:22:31,291 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 22:22:31,291 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 22:22:31,503 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2020-07-17 22:22:31,503 INFO L427 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 22:22:31,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 22:22:31,504 INFO L82 PathProgramCache]: Analyzing trace with hash 952137732, now seen corresponding path program 9 times [2020-07-17 22:22:31,504 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 22:22:31,505 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [156903132] [2020-07-17 22:22:31,505 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 22:22:31,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:31,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:31,541 INFO L280 TraceCheckUtils]: 0: Hoare triple {3324#true} assume true; {3324#true} is VALID [2020-07-17 22:22:31,542 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3324#true} {3324#true} #26#return; {3324#true} is VALID [2020-07-17 22:22:31,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:31,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:31,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:31,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:31,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:31,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:31,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:31,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:31,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:31,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:31,951 INFO L280 TraceCheckUtils]: 0: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:31,952 INFO L280 TraceCheckUtils]: 1: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {3649#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:31,953 INFO L280 TraceCheckUtils]: 2: Hoare triple {3649#(<= |sum_#in~n| 0)} assume true; {3649#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:31,955 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3649#(<= |sum_#in~n| 0)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3648#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:31,956 INFO L280 TraceCheckUtils]: 0: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:31,958 INFO L280 TraceCheckUtils]: 1: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:31,958 INFO L263 TraceCheckUtils]: 2: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:31,959 INFO L280 TraceCheckUtils]: 3: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:31,960 INFO L280 TraceCheckUtils]: 4: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {3649#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:31,961 INFO L280 TraceCheckUtils]: 5: Hoare triple {3649#(<= |sum_#in~n| 0)} assume true; {3649#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:31,963 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {3649#(<= |sum_#in~n| 0)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3648#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:31,964 INFO L280 TraceCheckUtils]: 7: Hoare triple {3648#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3648#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:31,965 INFO L280 TraceCheckUtils]: 8: Hoare triple {3648#(<= |sum_#in~n| 1)} assume true; {3648#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:31,968 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {3648#(<= |sum_#in~n| 1)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3643#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:31,969 INFO L280 TraceCheckUtils]: 0: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:31,970 INFO L280 TraceCheckUtils]: 1: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:31,971 INFO L263 TraceCheckUtils]: 2: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:31,971 INFO L280 TraceCheckUtils]: 3: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:31,972 INFO L280 TraceCheckUtils]: 4: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:31,973 INFO L263 TraceCheckUtils]: 5: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:31,973 INFO L280 TraceCheckUtils]: 6: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:31,974 INFO L280 TraceCheckUtils]: 7: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {3649#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:31,975 INFO L280 TraceCheckUtils]: 8: Hoare triple {3649#(<= |sum_#in~n| 0)} assume true; {3649#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:31,976 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {3649#(<= |sum_#in~n| 0)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3648#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:31,977 INFO L280 TraceCheckUtils]: 10: Hoare triple {3648#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3648#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:31,977 INFO L280 TraceCheckUtils]: 11: Hoare triple {3648#(<= |sum_#in~n| 1)} assume true; {3648#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:31,979 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {3648#(<= |sum_#in~n| 1)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3643#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:31,980 INFO L280 TraceCheckUtils]: 13: Hoare triple {3643#(<= |sum_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3643#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:31,981 INFO L280 TraceCheckUtils]: 14: Hoare triple {3643#(<= |sum_#in~n| 2)} assume true; {3643#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:31,983 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {3643#(<= |sum_#in~n| 2)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3632#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:31,985 INFO L280 TraceCheckUtils]: 0: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:31,987 INFO L280 TraceCheckUtils]: 1: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:31,987 INFO L263 TraceCheckUtils]: 2: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:31,990 INFO L280 TraceCheckUtils]: 3: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:31,990 INFO L280 TraceCheckUtils]: 4: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:31,991 INFO L263 TraceCheckUtils]: 5: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:31,992 INFO L280 TraceCheckUtils]: 6: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:31,992 INFO L280 TraceCheckUtils]: 7: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:31,993 INFO L263 TraceCheckUtils]: 8: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:31,994 INFO L280 TraceCheckUtils]: 9: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:31,995 INFO L280 TraceCheckUtils]: 10: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {3649#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:31,996 INFO L280 TraceCheckUtils]: 11: Hoare triple {3649#(<= |sum_#in~n| 0)} assume true; {3649#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:31,998 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {3649#(<= |sum_#in~n| 0)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3648#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:31,999 INFO L280 TraceCheckUtils]: 13: Hoare triple {3648#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3648#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:32,000 INFO L280 TraceCheckUtils]: 14: Hoare triple {3648#(<= |sum_#in~n| 1)} assume true; {3648#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:32,002 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {3648#(<= |sum_#in~n| 1)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3643#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:32,003 INFO L280 TraceCheckUtils]: 16: Hoare triple {3643#(<= |sum_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3643#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:32,004 INFO L280 TraceCheckUtils]: 17: Hoare triple {3643#(<= |sum_#in~n| 2)} assume true; {3643#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:32,006 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {3643#(<= |sum_#in~n| 2)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3632#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:32,007 INFO L280 TraceCheckUtils]: 19: Hoare triple {3632#(<= |sum_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3632#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:32,007 INFO L280 TraceCheckUtils]: 20: Hoare triple {3632#(<= |sum_#in~n| 3)} assume true; {3632#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:32,009 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {3632#(<= |sum_#in~n| 3)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3615#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:32,012 INFO L280 TraceCheckUtils]: 0: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,012 INFO L280 TraceCheckUtils]: 1: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,013 INFO L263 TraceCheckUtils]: 2: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:32,014 INFO L280 TraceCheckUtils]: 3: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,014 INFO L280 TraceCheckUtils]: 4: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,015 INFO L263 TraceCheckUtils]: 5: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:32,016 INFO L280 TraceCheckUtils]: 6: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,016 INFO L280 TraceCheckUtils]: 7: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,017 INFO L263 TraceCheckUtils]: 8: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:32,018 INFO L280 TraceCheckUtils]: 9: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,018 INFO L280 TraceCheckUtils]: 10: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,018 INFO L263 TraceCheckUtils]: 11: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:32,019 INFO L280 TraceCheckUtils]: 12: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,020 INFO L280 TraceCheckUtils]: 13: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {3649#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:32,020 INFO L280 TraceCheckUtils]: 14: Hoare triple {3649#(<= |sum_#in~n| 0)} assume true; {3649#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:32,022 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {3649#(<= |sum_#in~n| 0)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3648#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:32,022 INFO L280 TraceCheckUtils]: 16: Hoare triple {3648#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3648#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:32,023 INFO L280 TraceCheckUtils]: 17: Hoare triple {3648#(<= |sum_#in~n| 1)} assume true; {3648#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:32,024 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {3648#(<= |sum_#in~n| 1)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3643#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:32,025 INFO L280 TraceCheckUtils]: 19: Hoare triple {3643#(<= |sum_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3643#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:32,025 INFO L280 TraceCheckUtils]: 20: Hoare triple {3643#(<= |sum_#in~n| 2)} assume true; {3643#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:32,027 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {3643#(<= |sum_#in~n| 2)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3632#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:32,027 INFO L280 TraceCheckUtils]: 22: Hoare triple {3632#(<= |sum_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3632#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:32,028 INFO L280 TraceCheckUtils]: 23: Hoare triple {3632#(<= |sum_#in~n| 3)} assume true; {3632#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:32,029 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {3632#(<= |sum_#in~n| 3)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3615#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:32,030 INFO L280 TraceCheckUtils]: 25: Hoare triple {3615#(<= |sum_#in~n| 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3615#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:32,030 INFO L280 TraceCheckUtils]: 26: Hoare triple {3615#(<= |sum_#in~n| 4)} assume true; {3615#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:32,032 INFO L275 TraceCheckUtils]: 27: Hoare quadruple {3615#(<= |sum_#in~n| 4)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3592#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:32,033 INFO L280 TraceCheckUtils]: 0: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,034 INFO L280 TraceCheckUtils]: 1: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,034 INFO L263 TraceCheckUtils]: 2: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:32,034 INFO L280 TraceCheckUtils]: 3: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,035 INFO L280 TraceCheckUtils]: 4: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,035 INFO L263 TraceCheckUtils]: 5: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:32,036 INFO L280 TraceCheckUtils]: 6: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,036 INFO L280 TraceCheckUtils]: 7: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,036 INFO L263 TraceCheckUtils]: 8: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:32,038 INFO L280 TraceCheckUtils]: 9: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,041 INFO L280 TraceCheckUtils]: 10: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,042 INFO L263 TraceCheckUtils]: 11: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:32,042 INFO L280 TraceCheckUtils]: 12: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,043 INFO L280 TraceCheckUtils]: 13: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,043 INFO L263 TraceCheckUtils]: 14: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:32,043 INFO L280 TraceCheckUtils]: 15: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,044 INFO L280 TraceCheckUtils]: 16: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {3649#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:32,045 INFO L280 TraceCheckUtils]: 17: Hoare triple {3649#(<= |sum_#in~n| 0)} assume true; {3649#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:32,046 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {3649#(<= |sum_#in~n| 0)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3648#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:32,047 INFO L280 TraceCheckUtils]: 19: Hoare triple {3648#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3648#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:32,047 INFO L280 TraceCheckUtils]: 20: Hoare triple {3648#(<= |sum_#in~n| 1)} assume true; {3648#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:32,049 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {3648#(<= |sum_#in~n| 1)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3643#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:32,049 INFO L280 TraceCheckUtils]: 22: Hoare triple {3643#(<= |sum_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3643#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:32,050 INFO L280 TraceCheckUtils]: 23: Hoare triple {3643#(<= |sum_#in~n| 2)} assume true; {3643#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:32,051 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {3643#(<= |sum_#in~n| 2)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3632#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:32,052 INFO L280 TraceCheckUtils]: 25: Hoare triple {3632#(<= |sum_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3632#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:32,053 INFO L280 TraceCheckUtils]: 26: Hoare triple {3632#(<= |sum_#in~n| 3)} assume true; {3632#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:32,054 INFO L275 TraceCheckUtils]: 27: Hoare quadruple {3632#(<= |sum_#in~n| 3)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3615#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:32,055 INFO L280 TraceCheckUtils]: 28: Hoare triple {3615#(<= |sum_#in~n| 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3615#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:32,055 INFO L280 TraceCheckUtils]: 29: Hoare triple {3615#(<= |sum_#in~n| 4)} assume true; {3615#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:32,057 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {3615#(<= |sum_#in~n| 4)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3592#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:32,058 INFO L280 TraceCheckUtils]: 31: Hoare triple {3592#(<= |sum_#in~n| 5)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3592#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:32,058 INFO L280 TraceCheckUtils]: 32: Hoare triple {3592#(<= |sum_#in~n| 5)} assume true; {3592#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:32,060 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {3592#(<= |sum_#in~n| 5)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3563#(<= |sum_#in~n| 6)} is VALID [2020-07-17 22:22:32,062 INFO L280 TraceCheckUtils]: 0: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,063 INFO L280 TraceCheckUtils]: 1: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,063 INFO L263 TraceCheckUtils]: 2: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:32,064 INFO L280 TraceCheckUtils]: 3: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,064 INFO L280 TraceCheckUtils]: 4: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,064 INFO L263 TraceCheckUtils]: 5: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:32,065 INFO L280 TraceCheckUtils]: 6: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,066 INFO L280 TraceCheckUtils]: 7: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,066 INFO L263 TraceCheckUtils]: 8: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:32,066 INFO L280 TraceCheckUtils]: 9: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,067 INFO L280 TraceCheckUtils]: 10: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,067 INFO L263 TraceCheckUtils]: 11: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:32,068 INFO L280 TraceCheckUtils]: 12: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,068 INFO L280 TraceCheckUtils]: 13: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,068 INFO L263 TraceCheckUtils]: 14: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:32,069 INFO L280 TraceCheckUtils]: 15: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,069 INFO L280 TraceCheckUtils]: 16: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,070 INFO L263 TraceCheckUtils]: 17: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:32,070 INFO L280 TraceCheckUtils]: 18: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,071 INFO L280 TraceCheckUtils]: 19: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {3649#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:32,071 INFO L280 TraceCheckUtils]: 20: Hoare triple {3649#(<= |sum_#in~n| 0)} assume true; {3649#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:32,073 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {3649#(<= |sum_#in~n| 0)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3648#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:32,073 INFO L280 TraceCheckUtils]: 22: Hoare triple {3648#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3648#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:32,074 INFO L280 TraceCheckUtils]: 23: Hoare triple {3648#(<= |sum_#in~n| 1)} assume true; {3648#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:32,075 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {3648#(<= |sum_#in~n| 1)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3643#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:32,076 INFO L280 TraceCheckUtils]: 25: Hoare triple {3643#(<= |sum_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3643#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:32,076 INFO L280 TraceCheckUtils]: 26: Hoare triple {3643#(<= |sum_#in~n| 2)} assume true; {3643#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:32,077 INFO L275 TraceCheckUtils]: 27: Hoare quadruple {3643#(<= |sum_#in~n| 2)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3632#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:32,078 INFO L280 TraceCheckUtils]: 28: Hoare triple {3632#(<= |sum_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3632#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:32,078 INFO L280 TraceCheckUtils]: 29: Hoare triple {3632#(<= |sum_#in~n| 3)} assume true; {3632#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:32,080 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {3632#(<= |sum_#in~n| 3)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3615#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:32,080 INFO L280 TraceCheckUtils]: 31: Hoare triple {3615#(<= |sum_#in~n| 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3615#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:32,081 INFO L280 TraceCheckUtils]: 32: Hoare triple {3615#(<= |sum_#in~n| 4)} assume true; {3615#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:32,082 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {3615#(<= |sum_#in~n| 4)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3592#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:32,083 INFO L280 TraceCheckUtils]: 34: Hoare triple {3592#(<= |sum_#in~n| 5)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3592#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:32,083 INFO L280 TraceCheckUtils]: 35: Hoare triple {3592#(<= |sum_#in~n| 5)} assume true; {3592#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:32,084 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {3592#(<= |sum_#in~n| 5)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3563#(<= |sum_#in~n| 6)} is VALID [2020-07-17 22:22:32,085 INFO L280 TraceCheckUtils]: 37: Hoare triple {3563#(<= |sum_#in~n| 6)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3563#(<= |sum_#in~n| 6)} is VALID [2020-07-17 22:22:32,085 INFO L280 TraceCheckUtils]: 38: Hoare triple {3563#(<= |sum_#in~n| 6)} assume true; {3563#(<= |sum_#in~n| 6)} is VALID [2020-07-17 22:22:32,087 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {3563#(<= |sum_#in~n| 6)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3528#(<= |sum_#in~n| 7)} is VALID [2020-07-17 22:22:32,109 INFO L280 TraceCheckUtils]: 0: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,109 INFO L280 TraceCheckUtils]: 1: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,109 INFO L263 TraceCheckUtils]: 2: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:32,110 INFO L280 TraceCheckUtils]: 3: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,110 INFO L280 TraceCheckUtils]: 4: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,111 INFO L263 TraceCheckUtils]: 5: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:32,111 INFO L280 TraceCheckUtils]: 6: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,112 INFO L280 TraceCheckUtils]: 7: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,112 INFO L263 TraceCheckUtils]: 8: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:32,112 INFO L280 TraceCheckUtils]: 9: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,113 INFO L280 TraceCheckUtils]: 10: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,113 INFO L263 TraceCheckUtils]: 11: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:32,113 INFO L280 TraceCheckUtils]: 12: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,114 INFO L280 TraceCheckUtils]: 13: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,114 INFO L263 TraceCheckUtils]: 14: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:32,115 INFO L280 TraceCheckUtils]: 15: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,115 INFO L280 TraceCheckUtils]: 16: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,115 INFO L263 TraceCheckUtils]: 17: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:32,116 INFO L280 TraceCheckUtils]: 18: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,117 INFO L280 TraceCheckUtils]: 19: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,117 INFO L263 TraceCheckUtils]: 20: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:32,117 INFO L280 TraceCheckUtils]: 21: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,118 INFO L280 TraceCheckUtils]: 22: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {3649#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:32,119 INFO L280 TraceCheckUtils]: 23: Hoare triple {3649#(<= |sum_#in~n| 0)} assume true; {3649#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:32,120 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {3649#(<= |sum_#in~n| 0)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3648#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:32,121 INFO L280 TraceCheckUtils]: 25: Hoare triple {3648#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3648#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:32,121 INFO L280 TraceCheckUtils]: 26: Hoare triple {3648#(<= |sum_#in~n| 1)} assume true; {3648#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:32,122 INFO L275 TraceCheckUtils]: 27: Hoare quadruple {3648#(<= |sum_#in~n| 1)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3643#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:32,123 INFO L280 TraceCheckUtils]: 28: Hoare triple {3643#(<= |sum_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3643#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:32,123 INFO L280 TraceCheckUtils]: 29: Hoare triple {3643#(<= |sum_#in~n| 2)} assume true; {3643#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:32,125 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {3643#(<= |sum_#in~n| 2)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3632#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:32,125 INFO L280 TraceCheckUtils]: 31: Hoare triple {3632#(<= |sum_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3632#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:32,126 INFO L280 TraceCheckUtils]: 32: Hoare triple {3632#(<= |sum_#in~n| 3)} assume true; {3632#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:32,127 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {3632#(<= |sum_#in~n| 3)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3615#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:32,127 INFO L280 TraceCheckUtils]: 34: Hoare triple {3615#(<= |sum_#in~n| 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3615#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:32,128 INFO L280 TraceCheckUtils]: 35: Hoare triple {3615#(<= |sum_#in~n| 4)} assume true; {3615#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:32,129 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {3615#(<= |sum_#in~n| 4)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3592#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:32,129 INFO L280 TraceCheckUtils]: 37: Hoare triple {3592#(<= |sum_#in~n| 5)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3592#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:32,130 INFO L280 TraceCheckUtils]: 38: Hoare triple {3592#(<= |sum_#in~n| 5)} assume true; {3592#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:32,131 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {3592#(<= |sum_#in~n| 5)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3563#(<= |sum_#in~n| 6)} is VALID [2020-07-17 22:22:32,132 INFO L280 TraceCheckUtils]: 40: Hoare triple {3563#(<= |sum_#in~n| 6)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3563#(<= |sum_#in~n| 6)} is VALID [2020-07-17 22:22:32,132 INFO L280 TraceCheckUtils]: 41: Hoare triple {3563#(<= |sum_#in~n| 6)} assume true; {3563#(<= |sum_#in~n| 6)} is VALID [2020-07-17 22:22:32,134 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {3563#(<= |sum_#in~n| 6)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3528#(<= |sum_#in~n| 7)} is VALID [2020-07-17 22:22:32,135 INFO L280 TraceCheckUtils]: 43: Hoare triple {3528#(<= |sum_#in~n| 7)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3528#(<= |sum_#in~n| 7)} is VALID [2020-07-17 22:22:32,135 INFO L280 TraceCheckUtils]: 44: Hoare triple {3528#(<= |sum_#in~n| 7)} assume true; {3528#(<= |sum_#in~n| 7)} is VALID [2020-07-17 22:22:32,137 INFO L275 TraceCheckUtils]: 45: Hoare quadruple {3528#(<= |sum_#in~n| 7)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3487#(<= |sum_#in~n| 8)} is VALID [2020-07-17 22:22:32,142 INFO L280 TraceCheckUtils]: 0: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,142 INFO L280 TraceCheckUtils]: 1: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,142 INFO L263 TraceCheckUtils]: 2: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:32,143 INFO L280 TraceCheckUtils]: 3: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,143 INFO L280 TraceCheckUtils]: 4: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,144 INFO L263 TraceCheckUtils]: 5: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:32,144 INFO L280 TraceCheckUtils]: 6: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,145 INFO L280 TraceCheckUtils]: 7: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,145 INFO L263 TraceCheckUtils]: 8: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:32,145 INFO L280 TraceCheckUtils]: 9: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,146 INFO L280 TraceCheckUtils]: 10: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,146 INFO L263 TraceCheckUtils]: 11: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:32,147 INFO L280 TraceCheckUtils]: 12: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,147 INFO L280 TraceCheckUtils]: 13: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,147 INFO L263 TraceCheckUtils]: 14: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:32,148 INFO L280 TraceCheckUtils]: 15: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,148 INFO L280 TraceCheckUtils]: 16: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,148 INFO L263 TraceCheckUtils]: 17: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:32,149 INFO L280 TraceCheckUtils]: 18: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,149 INFO L280 TraceCheckUtils]: 19: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,150 INFO L263 TraceCheckUtils]: 20: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:32,150 INFO L280 TraceCheckUtils]: 21: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,150 INFO L280 TraceCheckUtils]: 22: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,151 INFO L263 TraceCheckUtils]: 23: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:32,151 INFO L280 TraceCheckUtils]: 24: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,152 INFO L280 TraceCheckUtils]: 25: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {3649#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:32,152 INFO L280 TraceCheckUtils]: 26: Hoare triple {3649#(<= |sum_#in~n| 0)} assume true; {3649#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:32,153 INFO L275 TraceCheckUtils]: 27: Hoare quadruple {3649#(<= |sum_#in~n| 0)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3648#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:32,154 INFO L280 TraceCheckUtils]: 28: Hoare triple {3648#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3648#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:32,155 INFO L280 TraceCheckUtils]: 29: Hoare triple {3648#(<= |sum_#in~n| 1)} assume true; {3648#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:32,156 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {3648#(<= |sum_#in~n| 1)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3643#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:32,156 INFO L280 TraceCheckUtils]: 31: Hoare triple {3643#(<= |sum_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3643#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:32,157 INFO L280 TraceCheckUtils]: 32: Hoare triple {3643#(<= |sum_#in~n| 2)} assume true; {3643#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:32,158 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {3643#(<= |sum_#in~n| 2)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3632#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:32,159 INFO L280 TraceCheckUtils]: 34: Hoare triple {3632#(<= |sum_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3632#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:32,159 INFO L280 TraceCheckUtils]: 35: Hoare triple {3632#(<= |sum_#in~n| 3)} assume true; {3632#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:32,161 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {3632#(<= |sum_#in~n| 3)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3615#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:32,161 INFO L280 TraceCheckUtils]: 37: Hoare triple {3615#(<= |sum_#in~n| 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3615#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:32,162 INFO L280 TraceCheckUtils]: 38: Hoare triple {3615#(<= |sum_#in~n| 4)} assume true; {3615#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:32,163 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {3615#(<= |sum_#in~n| 4)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3592#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:32,163 INFO L280 TraceCheckUtils]: 40: Hoare triple {3592#(<= |sum_#in~n| 5)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3592#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:32,164 INFO L280 TraceCheckUtils]: 41: Hoare triple {3592#(<= |sum_#in~n| 5)} assume true; {3592#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:32,165 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {3592#(<= |sum_#in~n| 5)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3563#(<= |sum_#in~n| 6)} is VALID [2020-07-17 22:22:32,166 INFO L280 TraceCheckUtils]: 43: Hoare triple {3563#(<= |sum_#in~n| 6)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3563#(<= |sum_#in~n| 6)} is VALID [2020-07-17 22:22:32,166 INFO L280 TraceCheckUtils]: 44: Hoare triple {3563#(<= |sum_#in~n| 6)} assume true; {3563#(<= |sum_#in~n| 6)} is VALID [2020-07-17 22:22:32,167 INFO L275 TraceCheckUtils]: 45: Hoare quadruple {3563#(<= |sum_#in~n| 6)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3528#(<= |sum_#in~n| 7)} is VALID [2020-07-17 22:22:32,168 INFO L280 TraceCheckUtils]: 46: Hoare triple {3528#(<= |sum_#in~n| 7)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3528#(<= |sum_#in~n| 7)} is VALID [2020-07-17 22:22:32,169 INFO L280 TraceCheckUtils]: 47: Hoare triple {3528#(<= |sum_#in~n| 7)} assume true; {3528#(<= |sum_#in~n| 7)} is VALID [2020-07-17 22:22:32,170 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {3528#(<= |sum_#in~n| 7)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3487#(<= |sum_#in~n| 8)} is VALID [2020-07-17 22:22:32,171 INFO L280 TraceCheckUtils]: 49: Hoare triple {3487#(<= |sum_#in~n| 8)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3487#(<= |sum_#in~n| 8)} is VALID [2020-07-17 22:22:32,171 INFO L280 TraceCheckUtils]: 50: Hoare triple {3487#(<= |sum_#in~n| 8)} assume true; {3487#(<= |sum_#in~n| 8)} is VALID [2020-07-17 22:22:32,173 INFO L275 TraceCheckUtils]: 51: Hoare quadruple {3487#(<= |sum_#in~n| 8)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3440#(<= |sum_#in~n| 9)} is VALID [2020-07-17 22:22:32,176 INFO L280 TraceCheckUtils]: 0: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,177 INFO L280 TraceCheckUtils]: 1: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,177 INFO L263 TraceCheckUtils]: 2: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:32,178 INFO L280 TraceCheckUtils]: 3: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,178 INFO L280 TraceCheckUtils]: 4: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,178 INFO L263 TraceCheckUtils]: 5: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:32,179 INFO L280 TraceCheckUtils]: 6: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,179 INFO L280 TraceCheckUtils]: 7: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,180 INFO L263 TraceCheckUtils]: 8: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:32,180 INFO L280 TraceCheckUtils]: 9: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,180 INFO L280 TraceCheckUtils]: 10: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,181 INFO L263 TraceCheckUtils]: 11: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:32,181 INFO L280 TraceCheckUtils]: 12: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,182 INFO L280 TraceCheckUtils]: 13: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,182 INFO L263 TraceCheckUtils]: 14: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:32,182 INFO L280 TraceCheckUtils]: 15: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,183 INFO L280 TraceCheckUtils]: 16: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,183 INFO L263 TraceCheckUtils]: 17: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:32,184 INFO L280 TraceCheckUtils]: 18: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,184 INFO L280 TraceCheckUtils]: 19: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,184 INFO L263 TraceCheckUtils]: 20: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:32,185 INFO L280 TraceCheckUtils]: 21: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,185 INFO L280 TraceCheckUtils]: 22: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,185 INFO L263 TraceCheckUtils]: 23: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:32,186 INFO L280 TraceCheckUtils]: 24: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,187 INFO L280 TraceCheckUtils]: 25: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,187 INFO L263 TraceCheckUtils]: 26: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:32,187 INFO L280 TraceCheckUtils]: 27: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,188 INFO L280 TraceCheckUtils]: 28: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {3649#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:32,189 INFO L280 TraceCheckUtils]: 29: Hoare triple {3649#(<= |sum_#in~n| 0)} assume true; {3649#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:32,190 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {3649#(<= |sum_#in~n| 0)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3648#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:32,190 INFO L280 TraceCheckUtils]: 31: Hoare triple {3648#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3648#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:32,191 INFO L280 TraceCheckUtils]: 32: Hoare triple {3648#(<= |sum_#in~n| 1)} assume true; {3648#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:32,192 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {3648#(<= |sum_#in~n| 1)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3643#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:32,192 INFO L280 TraceCheckUtils]: 34: Hoare triple {3643#(<= |sum_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3643#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:32,193 INFO L280 TraceCheckUtils]: 35: Hoare triple {3643#(<= |sum_#in~n| 2)} assume true; {3643#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:32,194 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {3643#(<= |sum_#in~n| 2)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3632#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:32,194 INFO L280 TraceCheckUtils]: 37: Hoare triple {3632#(<= |sum_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3632#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:32,195 INFO L280 TraceCheckUtils]: 38: Hoare triple {3632#(<= |sum_#in~n| 3)} assume true; {3632#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:32,196 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {3632#(<= |sum_#in~n| 3)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3615#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:32,197 INFO L280 TraceCheckUtils]: 40: Hoare triple {3615#(<= |sum_#in~n| 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3615#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:32,197 INFO L280 TraceCheckUtils]: 41: Hoare triple {3615#(<= |sum_#in~n| 4)} assume true; {3615#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:32,198 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {3615#(<= |sum_#in~n| 4)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3592#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:32,199 INFO L280 TraceCheckUtils]: 43: Hoare triple {3592#(<= |sum_#in~n| 5)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3592#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:32,199 INFO L280 TraceCheckUtils]: 44: Hoare triple {3592#(<= |sum_#in~n| 5)} assume true; {3592#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:32,200 INFO L275 TraceCheckUtils]: 45: Hoare quadruple {3592#(<= |sum_#in~n| 5)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3563#(<= |sum_#in~n| 6)} is VALID [2020-07-17 22:22:32,201 INFO L280 TraceCheckUtils]: 46: Hoare triple {3563#(<= |sum_#in~n| 6)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3563#(<= |sum_#in~n| 6)} is VALID [2020-07-17 22:22:32,202 INFO L280 TraceCheckUtils]: 47: Hoare triple {3563#(<= |sum_#in~n| 6)} assume true; {3563#(<= |sum_#in~n| 6)} is VALID [2020-07-17 22:22:32,203 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {3563#(<= |sum_#in~n| 6)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3528#(<= |sum_#in~n| 7)} is VALID [2020-07-17 22:22:32,203 INFO L280 TraceCheckUtils]: 49: Hoare triple {3528#(<= |sum_#in~n| 7)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3528#(<= |sum_#in~n| 7)} is VALID [2020-07-17 22:22:32,204 INFO L280 TraceCheckUtils]: 50: Hoare triple {3528#(<= |sum_#in~n| 7)} assume true; {3528#(<= |sum_#in~n| 7)} is VALID [2020-07-17 22:22:32,205 INFO L275 TraceCheckUtils]: 51: Hoare quadruple {3528#(<= |sum_#in~n| 7)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3487#(<= |sum_#in~n| 8)} is VALID [2020-07-17 22:22:32,206 INFO L280 TraceCheckUtils]: 52: Hoare triple {3487#(<= |sum_#in~n| 8)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3487#(<= |sum_#in~n| 8)} is VALID [2020-07-17 22:22:32,206 INFO L280 TraceCheckUtils]: 53: Hoare triple {3487#(<= |sum_#in~n| 8)} assume true; {3487#(<= |sum_#in~n| 8)} is VALID [2020-07-17 22:22:32,207 INFO L275 TraceCheckUtils]: 54: Hoare quadruple {3487#(<= |sum_#in~n| 8)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3440#(<= |sum_#in~n| 9)} is VALID [2020-07-17 22:22:32,208 INFO L280 TraceCheckUtils]: 55: Hoare triple {3440#(<= |sum_#in~n| 9)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3440#(<= |sum_#in~n| 9)} is VALID [2020-07-17 22:22:32,208 INFO L280 TraceCheckUtils]: 56: Hoare triple {3440#(<= |sum_#in~n| 9)} assume true; {3440#(<= |sum_#in~n| 9)} is VALID [2020-07-17 22:22:32,209 INFO L275 TraceCheckUtils]: 57: Hoare quadruple {3440#(<= |sum_#in~n| 9)} {3328#(<= 10 main_~a~0)} #32#return; {3325#false} is VALID [2020-07-17 22:22:32,213 INFO L263 TraceCheckUtils]: 0: Hoare triple {3324#true} call ULTIMATE.init(); {3324#true} is VALID [2020-07-17 22:22:32,213 INFO L280 TraceCheckUtils]: 1: Hoare triple {3324#true} assume true; {3324#true} is VALID [2020-07-17 22:22:32,213 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3324#true} {3324#true} #26#return; {3324#true} is VALID [2020-07-17 22:22:32,213 INFO L263 TraceCheckUtils]: 3: Hoare triple {3324#true} call #t~ret2 := main(); {3324#true} is VALID [2020-07-17 22:22:32,215 INFO L280 TraceCheckUtils]: 4: Hoare triple {3324#true} ~a~0 := 10;~b~0 := 0; {3328#(<= 10 main_~a~0)} is VALID [2020-07-17 22:22:32,215 INFO L263 TraceCheckUtils]: 5: Hoare triple {3328#(<= 10 main_~a~0)} call #t~ret1 := sum(~a~0, ~b~0); {3324#true} is VALID [2020-07-17 22:22:32,215 INFO L280 TraceCheckUtils]: 6: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,216 INFO L280 TraceCheckUtils]: 7: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,216 INFO L263 TraceCheckUtils]: 8: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:32,216 INFO L280 TraceCheckUtils]: 9: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,217 INFO L280 TraceCheckUtils]: 10: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,217 INFO L263 TraceCheckUtils]: 11: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:32,218 INFO L280 TraceCheckUtils]: 12: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,218 INFO L280 TraceCheckUtils]: 13: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,218 INFO L263 TraceCheckUtils]: 14: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:32,219 INFO L280 TraceCheckUtils]: 15: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,219 INFO L280 TraceCheckUtils]: 16: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,219 INFO L263 TraceCheckUtils]: 17: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:32,220 INFO L280 TraceCheckUtils]: 18: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,220 INFO L280 TraceCheckUtils]: 19: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,220 INFO L263 TraceCheckUtils]: 20: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:32,221 INFO L280 TraceCheckUtils]: 21: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,221 INFO L280 TraceCheckUtils]: 22: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,221 INFO L263 TraceCheckUtils]: 23: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:32,223 INFO L280 TraceCheckUtils]: 24: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,224 INFO L280 TraceCheckUtils]: 25: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,224 INFO L263 TraceCheckUtils]: 26: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:32,224 INFO L280 TraceCheckUtils]: 27: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,225 INFO L280 TraceCheckUtils]: 28: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,225 INFO L263 TraceCheckUtils]: 29: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:32,226 INFO L280 TraceCheckUtils]: 30: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,226 INFO L280 TraceCheckUtils]: 31: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,226 INFO L263 TraceCheckUtils]: 32: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:32,227 INFO L280 TraceCheckUtils]: 33: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-17 22:22:32,227 INFO L280 TraceCheckUtils]: 34: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume ~n <= 0;#res := ~m + ~n; {3649#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:32,228 INFO L280 TraceCheckUtils]: 35: Hoare triple {3649#(<= |sum_#in~n| 0)} assume true; {3649#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:32,229 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {3649#(<= |sum_#in~n| 0)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3648#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:32,230 INFO L280 TraceCheckUtils]: 37: Hoare triple {3648#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3648#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:32,230 INFO L280 TraceCheckUtils]: 38: Hoare triple {3648#(<= |sum_#in~n| 1)} assume true; {3648#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:32,231 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {3648#(<= |sum_#in~n| 1)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3643#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:32,232 INFO L280 TraceCheckUtils]: 40: Hoare triple {3643#(<= |sum_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3643#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:32,232 INFO L280 TraceCheckUtils]: 41: Hoare triple {3643#(<= |sum_#in~n| 2)} assume true; {3643#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:32,233 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {3643#(<= |sum_#in~n| 2)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3632#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:32,234 INFO L280 TraceCheckUtils]: 43: Hoare triple {3632#(<= |sum_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3632#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:32,234 INFO L280 TraceCheckUtils]: 44: Hoare triple {3632#(<= |sum_#in~n| 3)} assume true; {3632#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:32,236 INFO L275 TraceCheckUtils]: 45: Hoare quadruple {3632#(<= |sum_#in~n| 3)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3615#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:32,236 INFO L280 TraceCheckUtils]: 46: Hoare triple {3615#(<= |sum_#in~n| 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3615#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:32,236 INFO L280 TraceCheckUtils]: 47: Hoare triple {3615#(<= |sum_#in~n| 4)} assume true; {3615#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:32,237 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {3615#(<= |sum_#in~n| 4)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3592#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:32,238 INFO L280 TraceCheckUtils]: 49: Hoare triple {3592#(<= |sum_#in~n| 5)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3592#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:32,238 INFO L280 TraceCheckUtils]: 50: Hoare triple {3592#(<= |sum_#in~n| 5)} assume true; {3592#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:32,239 INFO L275 TraceCheckUtils]: 51: Hoare quadruple {3592#(<= |sum_#in~n| 5)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3563#(<= |sum_#in~n| 6)} is VALID [2020-07-17 22:22:32,239 INFO L280 TraceCheckUtils]: 52: Hoare triple {3563#(<= |sum_#in~n| 6)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3563#(<= |sum_#in~n| 6)} is VALID [2020-07-17 22:22:32,240 INFO L280 TraceCheckUtils]: 53: Hoare triple {3563#(<= |sum_#in~n| 6)} assume true; {3563#(<= |sum_#in~n| 6)} is VALID [2020-07-17 22:22:32,242 INFO L275 TraceCheckUtils]: 54: Hoare quadruple {3563#(<= |sum_#in~n| 6)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3528#(<= |sum_#in~n| 7)} is VALID [2020-07-17 22:22:32,242 INFO L280 TraceCheckUtils]: 55: Hoare triple {3528#(<= |sum_#in~n| 7)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3528#(<= |sum_#in~n| 7)} is VALID [2020-07-17 22:22:32,243 INFO L280 TraceCheckUtils]: 56: Hoare triple {3528#(<= |sum_#in~n| 7)} assume true; {3528#(<= |sum_#in~n| 7)} is VALID [2020-07-17 22:22:32,246 INFO L275 TraceCheckUtils]: 57: Hoare quadruple {3528#(<= |sum_#in~n| 7)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3487#(<= |sum_#in~n| 8)} is VALID [2020-07-17 22:22:32,247 INFO L280 TraceCheckUtils]: 58: Hoare triple {3487#(<= |sum_#in~n| 8)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3487#(<= |sum_#in~n| 8)} is VALID [2020-07-17 22:22:32,247 INFO L280 TraceCheckUtils]: 59: Hoare triple {3487#(<= |sum_#in~n| 8)} assume true; {3487#(<= |sum_#in~n| 8)} is VALID [2020-07-17 22:22:32,248 INFO L275 TraceCheckUtils]: 60: Hoare quadruple {3487#(<= |sum_#in~n| 8)} {3387#(= sum_~n |sum_#in~n|)} #30#return; {3440#(<= |sum_#in~n| 9)} is VALID [2020-07-17 22:22:32,248 INFO L280 TraceCheckUtils]: 61: Hoare triple {3440#(<= |sum_#in~n| 9)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3440#(<= |sum_#in~n| 9)} is VALID [2020-07-17 22:22:32,249 INFO L280 TraceCheckUtils]: 62: Hoare triple {3440#(<= |sum_#in~n| 9)} assume true; {3440#(<= |sum_#in~n| 9)} is VALID [2020-07-17 22:22:32,250 INFO L275 TraceCheckUtils]: 63: Hoare quadruple {3440#(<= |sum_#in~n| 9)} {3328#(<= 10 main_~a~0)} #32#return; {3325#false} is VALID [2020-07-17 22:22:32,250 INFO L280 TraceCheckUtils]: 64: Hoare triple {3325#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;~result~0 := #t~ret1;havoc #t~ret1; {3325#false} is VALID [2020-07-17 22:22:32,250 INFO L280 TraceCheckUtils]: 65: Hoare triple {3325#false} assume ~result~0 == ~a~0 + ~b~0; {3325#false} is VALID [2020-07-17 22:22:32,250 INFO L280 TraceCheckUtils]: 66: Hoare triple {3325#false} assume !false; {3325#false} is VALID [2020-07-17 22:22:32,255 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2020-07-17 22:22:32,256 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [156903132] [2020-07-17 22:22:32,256 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1170044985] [2020-07-17 22:22:32,256 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 22:22:32,306 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) [2020-07-17 22:22:32,306 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-17 22:22:32,307 INFO L264 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 22 conjunts are in the unsatisfiable core [2020-07-17 22:22:32,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:22:32,327 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 22:22:32,545 INFO L263 TraceCheckUtils]: 0: Hoare triple {3324#true} call ULTIMATE.init(); {3324#true} is VALID [2020-07-17 22:22:32,545 INFO L280 TraceCheckUtils]: 1: Hoare triple {3324#true} assume true; {3324#true} is VALID [2020-07-17 22:22:32,546 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3324#true} {3324#true} #26#return; {3324#true} is VALID [2020-07-17 22:22:32,546 INFO L263 TraceCheckUtils]: 3: Hoare triple {3324#true} call #t~ret2 := main(); {3324#true} is VALID [2020-07-17 22:22:32,548 INFO L280 TraceCheckUtils]: 4: Hoare triple {3324#true} ~a~0 := 10;~b~0 := 0; {3328#(<= 10 main_~a~0)} is VALID [2020-07-17 22:22:32,548 INFO L263 TraceCheckUtils]: 5: Hoare triple {3328#(<= 10 main_~a~0)} call #t~ret1 := sum(~a~0, ~b~0); {3324#true} is VALID [2020-07-17 22:22:32,550 INFO L280 TraceCheckUtils]: 6: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3671#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:32,550 INFO L280 TraceCheckUtils]: 7: Hoare triple {3671#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {3671#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:32,550 INFO L263 TraceCheckUtils]: 8: Hoare triple {3671#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:32,551 INFO L280 TraceCheckUtils]: 9: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3671#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:32,551 INFO L280 TraceCheckUtils]: 10: Hoare triple {3671#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {3671#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:32,551 INFO L263 TraceCheckUtils]: 11: Hoare triple {3671#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:32,552 INFO L280 TraceCheckUtils]: 12: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3671#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:32,552 INFO L280 TraceCheckUtils]: 13: Hoare triple {3671#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {3671#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:32,552 INFO L263 TraceCheckUtils]: 14: Hoare triple {3671#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:32,553 INFO L280 TraceCheckUtils]: 15: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3671#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:32,553 INFO L280 TraceCheckUtils]: 16: Hoare triple {3671#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {3671#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:32,553 INFO L263 TraceCheckUtils]: 17: Hoare triple {3671#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:32,553 INFO L280 TraceCheckUtils]: 18: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3671#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:32,554 INFO L280 TraceCheckUtils]: 19: Hoare triple {3671#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {3671#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:32,554 INFO L263 TraceCheckUtils]: 20: Hoare triple {3671#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:32,554 INFO L280 TraceCheckUtils]: 21: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3671#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:32,555 INFO L280 TraceCheckUtils]: 22: Hoare triple {3671#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {3671#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:32,555 INFO L263 TraceCheckUtils]: 23: Hoare triple {3671#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:32,555 INFO L280 TraceCheckUtils]: 24: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3671#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:32,556 INFO L280 TraceCheckUtils]: 25: Hoare triple {3671#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {3671#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:32,556 INFO L263 TraceCheckUtils]: 26: Hoare triple {3671#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:32,556 INFO L280 TraceCheckUtils]: 27: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3671#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:32,557 INFO L280 TraceCheckUtils]: 28: Hoare triple {3671#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {3671#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:32,557 INFO L263 TraceCheckUtils]: 29: Hoare triple {3671#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:32,558 INFO L280 TraceCheckUtils]: 30: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3671#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:32,558 INFO L280 TraceCheckUtils]: 31: Hoare triple {3671#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {3671#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:32,559 INFO L263 TraceCheckUtils]: 32: Hoare triple {3671#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-17 22:22:32,559 INFO L280 TraceCheckUtils]: 33: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3671#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-17 22:22:32,560 INFO L280 TraceCheckUtils]: 34: Hoare triple {3671#(<= |sum_#in~n| sum_~n)} assume ~n <= 0;#res := ~m + ~n; {3649#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:32,562 INFO L280 TraceCheckUtils]: 35: Hoare triple {3649#(<= |sum_#in~n| 0)} assume true; {3649#(<= |sum_#in~n| 0)} is VALID [2020-07-17 22:22:32,563 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {3649#(<= |sum_#in~n| 0)} {3671#(<= |sum_#in~n| sum_~n)} #30#return; {3648#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:32,571 INFO L280 TraceCheckUtils]: 37: Hoare triple {3648#(<= |sum_#in~n| 1)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3648#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:32,572 INFO L280 TraceCheckUtils]: 38: Hoare triple {3648#(<= |sum_#in~n| 1)} assume true; {3648#(<= |sum_#in~n| 1)} is VALID [2020-07-17 22:22:32,573 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {3648#(<= |sum_#in~n| 1)} {3671#(<= |sum_#in~n| sum_~n)} #30#return; {3643#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:32,574 INFO L280 TraceCheckUtils]: 40: Hoare triple {3643#(<= |sum_#in~n| 2)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3643#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:32,574 INFO L280 TraceCheckUtils]: 41: Hoare triple {3643#(<= |sum_#in~n| 2)} assume true; {3643#(<= |sum_#in~n| 2)} is VALID [2020-07-17 22:22:32,576 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {3643#(<= |sum_#in~n| 2)} {3671#(<= |sum_#in~n| sum_~n)} #30#return; {3632#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:32,576 INFO L280 TraceCheckUtils]: 43: Hoare triple {3632#(<= |sum_#in~n| 3)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3632#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:32,577 INFO L280 TraceCheckUtils]: 44: Hoare triple {3632#(<= |sum_#in~n| 3)} assume true; {3632#(<= |sum_#in~n| 3)} is VALID [2020-07-17 22:22:32,578 INFO L275 TraceCheckUtils]: 45: Hoare quadruple {3632#(<= |sum_#in~n| 3)} {3671#(<= |sum_#in~n| sum_~n)} #30#return; {3615#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:32,578 INFO L280 TraceCheckUtils]: 46: Hoare triple {3615#(<= |sum_#in~n| 4)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3615#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:32,579 INFO L280 TraceCheckUtils]: 47: Hoare triple {3615#(<= |sum_#in~n| 4)} assume true; {3615#(<= |sum_#in~n| 4)} is VALID [2020-07-17 22:22:32,580 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {3615#(<= |sum_#in~n| 4)} {3671#(<= |sum_#in~n| sum_~n)} #30#return; {3592#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:32,581 INFO L280 TraceCheckUtils]: 49: Hoare triple {3592#(<= |sum_#in~n| 5)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3592#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:32,581 INFO L280 TraceCheckUtils]: 50: Hoare triple {3592#(<= |sum_#in~n| 5)} assume true; {3592#(<= |sum_#in~n| 5)} is VALID [2020-07-17 22:22:32,582 INFO L275 TraceCheckUtils]: 51: Hoare quadruple {3592#(<= |sum_#in~n| 5)} {3671#(<= |sum_#in~n| sum_~n)} #30#return; {3563#(<= |sum_#in~n| 6)} is VALID [2020-07-17 22:22:32,583 INFO L280 TraceCheckUtils]: 52: Hoare triple {3563#(<= |sum_#in~n| 6)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3563#(<= |sum_#in~n| 6)} is VALID [2020-07-17 22:22:32,583 INFO L280 TraceCheckUtils]: 53: Hoare triple {3563#(<= |sum_#in~n| 6)} assume true; {3563#(<= |sum_#in~n| 6)} is VALID [2020-07-17 22:22:32,584 INFO L275 TraceCheckUtils]: 54: Hoare quadruple {3563#(<= |sum_#in~n| 6)} {3671#(<= |sum_#in~n| sum_~n)} #30#return; {3528#(<= |sum_#in~n| 7)} is VALID [2020-07-17 22:22:32,584 INFO L280 TraceCheckUtils]: 55: Hoare triple {3528#(<= |sum_#in~n| 7)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3528#(<= |sum_#in~n| 7)} is VALID [2020-07-17 22:22:32,585 INFO L280 TraceCheckUtils]: 56: Hoare triple {3528#(<= |sum_#in~n| 7)} assume true; {3528#(<= |sum_#in~n| 7)} is VALID [2020-07-17 22:22:32,586 INFO L275 TraceCheckUtils]: 57: Hoare quadruple {3528#(<= |sum_#in~n| 7)} {3671#(<= |sum_#in~n| sum_~n)} #30#return; {3487#(<= |sum_#in~n| 8)} is VALID [2020-07-17 22:22:32,587 INFO L280 TraceCheckUtils]: 58: Hoare triple {3487#(<= |sum_#in~n| 8)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3487#(<= |sum_#in~n| 8)} is VALID [2020-07-17 22:22:32,587 INFO L280 TraceCheckUtils]: 59: Hoare triple {3487#(<= |sum_#in~n| 8)} assume true; {3487#(<= |sum_#in~n| 8)} is VALID [2020-07-17 22:22:32,591 INFO L275 TraceCheckUtils]: 60: Hoare quadruple {3487#(<= |sum_#in~n| 8)} {3671#(<= |sum_#in~n| sum_~n)} #30#return; {3440#(<= |sum_#in~n| 9)} is VALID [2020-07-17 22:22:32,592 INFO L280 TraceCheckUtils]: 61: Hoare triple {3440#(<= |sum_#in~n| 9)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;#res := #t~ret0;havoc #t~ret0; {3440#(<= |sum_#in~n| 9)} is VALID [2020-07-17 22:22:32,595 INFO L280 TraceCheckUtils]: 62: Hoare triple {3440#(<= |sum_#in~n| 9)} assume true; {3440#(<= |sum_#in~n| 9)} is VALID [2020-07-17 22:22:32,596 INFO L275 TraceCheckUtils]: 63: Hoare quadruple {3440#(<= |sum_#in~n| 9)} {3328#(<= 10 main_~a~0)} #32#return; {3325#false} is VALID [2020-07-17 22:22:32,596 INFO L280 TraceCheckUtils]: 64: Hoare triple {3325#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;~result~0 := #t~ret1;havoc #t~ret1; {3325#false} is VALID [2020-07-17 22:22:32,597 INFO L280 TraceCheckUtils]: 65: Hoare triple {3325#false} assume ~result~0 == ~a~0 + ~b~0; {3325#false} is VALID [2020-07-17 22:22:32,597 INFO L280 TraceCheckUtils]: 66: Hoare triple {3325#false} assume !false; {3325#false} is VALID [2020-07-17 22:22:32,600 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2020-07-17 22:22:32,601 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-17 22:22:32,601 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 15 [2020-07-17 22:22:32,601 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1307747076] [2020-07-17 22:22:32,602 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 67 [2020-07-17 22:22:32,631 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 22:22:32,631 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 15 states. [2020-07-17 22:22:32,700 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 55 edges. 55 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:22:32,700 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-07-17 22:22:32,700 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 22:22:32,700 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-07-17 22:22:32,701 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=137, Unknown=0, NotChecked=0, Total=210 [2020-07-17 22:22:32,701 INFO L87 Difference]: Start difference. First operand 42 states and 43 transitions. Second operand 15 states. [2020-07-17 22:22:33,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:22:33,041 INFO L93 Difference]: Finished difference Result 49 states and 50 transitions. [2020-07-17 22:22:33,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-07-17 22:22:33,042 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 67 [2020-07-17 22:22:33,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 22:22:33,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2020-07-17 22:22:33,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 50 transitions. [2020-07-17 22:22:33,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2020-07-17 22:22:33,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 50 transitions. [2020-07-17 22:22:33,046 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 14 states and 50 transitions. [2020-07-17 22:22:33,133 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 50 edges. 50 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:22:33,135 INFO L225 Difference]: With dead ends: 49 [2020-07-17 22:22:33,136 INFO L226 Difference]: Without dead ends: 45 [2020-07-17 22:22:33,137 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=213, Invalid=387, Unknown=0, NotChecked=0, Total=600 [2020-07-17 22:22:33,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2020-07-17 22:22:33,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2020-07-17 22:22:33,149 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 22:22:33,149 INFO L82 GeneralOperation]: Start isEquivalent. First operand 45 states. Second operand 45 states. [2020-07-17 22:22:33,149 INFO L74 IsIncluded]: Start isIncluded. First operand 45 states. Second operand 45 states. [2020-07-17 22:22:33,149 INFO L87 Difference]: Start difference. First operand 45 states. Second operand 45 states. [2020-07-17 22:22:33,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:22:33,153 INFO L93 Difference]: Finished difference Result 45 states and 46 transitions. [2020-07-17 22:22:33,153 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 46 transitions. [2020-07-17 22:22:33,153 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:22:33,153 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:22:33,153 INFO L74 IsIncluded]: Start isIncluded. First operand 45 states. Second operand 45 states. [2020-07-17 22:22:33,154 INFO L87 Difference]: Start difference. First operand 45 states. Second operand 45 states. [2020-07-17 22:22:33,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:22:33,157 INFO L93 Difference]: Finished difference Result 45 states and 46 transitions. [2020-07-17 22:22:33,157 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 46 transitions. [2020-07-17 22:22:33,157 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:22:33,158 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:22:33,158 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 22:22:33,158 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 22:22:33,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2020-07-17 22:22:33,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 46 transitions. [2020-07-17 22:22:33,159 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 46 transitions. Word has length 67 [2020-07-17 22:22:33,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 22:22:33,160 INFO L479 AbstractCegarLoop]: Abstraction has 45 states and 46 transitions. [2020-07-17 22:22:33,160 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-07-17 22:22:33,160 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 46 transitions. [2020-07-17 22:22:33,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2020-07-17 22:22:33,163 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 22:22:33,163 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 22:22:33,370 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 22:22:33,371 INFO L427 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 22:22:33,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 22:22:33,371 INFO L82 PathProgramCache]: Analyzing trace with hash 1540970204, now seen corresponding path program 10 times [2020-07-17 22:22:33,372 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 22:22:33,372 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2090695403] [2020-07-17 22:22:33,372 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 22:22:33,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-17 22:22:33,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-17 22:22:33,433 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-17 22:22:33,433 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-17 22:22:33,433 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-07-17 22:22:33,476 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-17 22:22:33,476 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-17 22:22:33,477 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-17 22:22:33,477 WARN L170 areAnnotationChecker]: sumENTRY has no Hoare annotation [2020-07-17 22:22:33,477 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-17 22:22:33,477 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-17 22:22:33,477 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-17 22:22:33,477 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-17 22:22:33,477 WARN L170 areAnnotationChecker]: L4 has no Hoare annotation [2020-07-17 22:22:33,477 WARN L170 areAnnotationChecker]: L4 has no Hoare annotation [2020-07-17 22:22:33,478 WARN L170 areAnnotationChecker]: L14 has no Hoare annotation [2020-07-17 22:22:33,478 WARN L170 areAnnotationChecker]: L14 has no Hoare annotation [2020-07-17 22:22:33,478 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-17 22:22:33,478 WARN L170 areAnnotationChecker]: sumFINAL has no Hoare annotation [2020-07-17 22:22:33,478 WARN L170 areAnnotationChecker]: L7 has no Hoare annotation [2020-07-17 22:22:33,478 WARN L170 areAnnotationChecker]: L7 has no Hoare annotation [2020-07-17 22:22:33,478 WARN L170 areAnnotationChecker]: L14-1 has no Hoare annotation [2020-07-17 22:22:33,478 WARN L170 areAnnotationChecker]: sumEXIT has no Hoare annotation [2020-07-17 22:22:33,478 WARN L170 areAnnotationChecker]: sumEXIT has no Hoare annotation [2020-07-17 22:22:33,479 WARN L170 areAnnotationChecker]: L7-1 has no Hoare annotation [2020-07-17 22:22:33,479 WARN L170 areAnnotationChecker]: L15 has no Hoare annotation [2020-07-17 22:22:33,479 WARN L170 areAnnotationChecker]: L15 has no Hoare annotation [2020-07-17 22:22:33,479 WARN L170 areAnnotationChecker]: L16 has no Hoare annotation [2020-07-17 22:22:33,479 WARN L170 areAnnotationChecker]: L16 has no Hoare annotation [2020-07-17 22:22:33,479 WARN L170 areAnnotationChecker]: L15-2 has no Hoare annotation [2020-07-17 22:22:33,479 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-17 22:22:33,479 INFO L163 areAnnotationChecker]: CFG has 0 edges. 0 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-17 22:22:33,482 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.07 10:22:33 BoogieIcfgContainer [2020-07-17 22:22:33,482 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-17 22:22:33,485 INFO L168 Benchmark]: Toolchain (without parser) took 13112.81 ms. Allocated memory was 138.4 MB in the beginning and 341.8 MB in the end (delta: 203.4 MB). Free memory was 103.9 MB in the beginning and 285.0 MB in the end (delta: -181.1 MB). Peak memory consumption was 22.3 MB. Max. memory is 7.1 GB. [2020-07-17 22:22:33,486 INFO L168 Benchmark]: CDTParser took 0.60 ms. Allocated memory is still 138.4 MB. Free memory was 121.4 MB in the beginning and 121.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2020-07-17 22:22:33,486 INFO L168 Benchmark]: CACSL2BoogieTranslator took 240.64 ms. Allocated memory is still 138.4 MB. Free memory was 103.4 MB in the beginning and 94.1 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. [2020-07-17 22:22:33,487 INFO L168 Benchmark]: Boogie Preprocessor took 31.63 ms. Allocated memory is still 138.4 MB. Free memory was 94.1 MB in the beginning and 92.7 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 7.1 GB. [2020-07-17 22:22:33,487 INFO L168 Benchmark]: RCFGBuilder took 394.18 ms. Allocated memory was 138.4 MB in the beginning and 199.2 MB in the end (delta: 60.8 MB). Free memory was 92.7 MB in the beginning and 164.4 MB in the end (delta: -71.8 MB). Peak memory consumption was 13.9 MB. Max. memory is 7.1 GB. [2020-07-17 22:22:33,488 INFO L168 Benchmark]: TraceAbstraction took 12438.51 ms. Allocated memory was 199.2 MB in the beginning and 341.8 MB in the end (delta: 142.6 MB). Free memory was 163.8 MB in the beginning and 285.0 MB in the end (delta: -121.2 MB). Peak memory consumption was 21.4 MB. Max. memory is 7.1 GB. [2020-07-17 22:22:33,490 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 0.60 ms. Allocated memory is still 138.4 MB. Free memory was 121.4 MB in the beginning and 121.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 240.64 ms. Allocated memory is still 138.4 MB. Free memory was 103.4 MB in the beginning and 94.1 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 31.63 ms. Allocated memory is still 138.4 MB. Free memory was 94.1 MB in the beginning and 92.7 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 394.18 ms. Allocated memory was 138.4 MB in the beginning and 199.2 MB in the end (delta: 60.8 MB). Free memory was 92.7 MB in the beginning and 164.4 MB in the end (delta: -71.8 MB). Peak memory consumption was 13.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 12438.51 ms. Allocated memory was 199.2 MB in the beginning and 341.8 MB in the end (delta: 142.6 MB). Free memory was 163.8 MB in the beginning and 285.0 MB in the end (delta: -121.2 MB). Peak memory consumption was 21.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 16]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L12] int a = 10; [L13] int b = 0; VAL [a=10, b=0] [L14] CALL, EXPR sum(a, b) VAL [\old(m)=0, \old(n)=10] [L4] COND FALSE !(n <= 0) VAL [\old(m)=0, \old(n)=10, m=0, n=10] [L7] CALL, EXPR sum(n - 1, m + 1) VAL [\old(m)=1, \old(n)=9] [L4] COND FALSE !(n <= 0) VAL [\old(m)=1, \old(n)=9, m=1, n=9] [L7] CALL, EXPR sum(n - 1, m + 1) VAL [\old(m)=2, \old(n)=8] [L4] COND FALSE !(n <= 0) VAL [\old(m)=2, \old(n)=8, m=2, n=8] [L7] CALL, EXPR sum(n - 1, m + 1) VAL [\old(m)=3, \old(n)=7] [L4] COND FALSE !(n <= 0) VAL [\old(m)=3, \old(n)=7, m=3, n=7] [L7] CALL, EXPR sum(n - 1, m + 1) VAL [\old(m)=4, \old(n)=6] [L4] COND FALSE !(n <= 0) VAL [\old(m)=4, \old(n)=6, m=4, n=6] [L7] CALL, EXPR sum(n - 1, m + 1) VAL [\old(m)=5, \old(n)=5] [L4] COND FALSE !(n <= 0) VAL [\old(m)=5, \old(n)=5, m=5, n=5] [L7] CALL, EXPR sum(n - 1, m + 1) VAL [\old(m)=6, \old(n)=4] [L4] COND FALSE !(n <= 0) VAL [\old(m)=6, \old(n)=4, m=6, n=4] [L7] CALL, EXPR sum(n - 1, m + 1) VAL [\old(m)=7, \old(n)=3] [L4] COND FALSE !(n <= 0) VAL [\old(m)=7, \old(n)=3, m=7, n=3] [L7] CALL, EXPR sum(n - 1, m + 1) VAL [\old(m)=8, \old(n)=2] [L4] COND FALSE !(n <= 0) VAL [\old(m)=8, \old(n)=2, m=8, n=2] [L7] CALL, EXPR sum(n - 1, m + 1) VAL [\old(m)=9, \old(n)=1] [L4] COND FALSE !(n <= 0) VAL [\old(m)=9, \old(n)=1, m=9, n=1] [L7] CALL, EXPR sum(n - 1, m + 1) VAL [\old(m)=10, \old(n)=0] [L4] COND TRUE n <= 0 [L5] return m + n; VAL [\old(m)=10, \old(n)=0, \result=10, m=10, n=0] [L7] RET, EXPR sum(n - 1, m + 1) VAL [\old(m)=9, \old(n)=1, m=9, n=1, sum(n - 1, m + 1)=10] [L7] return sum(n - 1, m + 1); [L7] RET, EXPR sum(n - 1, m + 1) VAL [\old(m)=8, \old(n)=2, m=8, n=2, sum(n - 1, m + 1)=10] [L7] return sum(n - 1, m + 1); [L7] RET, EXPR sum(n - 1, m + 1) VAL [\old(m)=7, \old(n)=3, m=7, n=3, sum(n - 1, m + 1)=10] [L7] return sum(n - 1, m + 1); [L7] RET, EXPR sum(n - 1, m + 1) VAL [\old(m)=6, \old(n)=4, m=6, n=4, sum(n - 1, m + 1)=10] [L7] return sum(n - 1, m + 1); [L7] RET, EXPR sum(n - 1, m + 1) VAL [\old(m)=5, \old(n)=5, m=5, n=5, sum(n - 1, m + 1)=10] [L7] return sum(n - 1, m + 1); [L7] RET, EXPR sum(n - 1, m + 1) VAL [\old(m)=4, \old(n)=6, m=4, n=6, sum(n - 1, m + 1)=10] [L7] return sum(n - 1, m + 1); [L7] RET, EXPR sum(n - 1, m + 1) VAL [\old(m)=3, \old(n)=7, m=3, n=7, sum(n - 1, m + 1)=10] [L7] return sum(n - 1, m + 1); [L7] RET, EXPR sum(n - 1, m + 1) VAL [\old(m)=2, \old(n)=8, m=2, n=8, sum(n - 1, m + 1)=10] [L7] return sum(n - 1, m + 1); [L7] RET, EXPR sum(n - 1, m + 1) VAL [\old(m)=1, \old(n)=9, m=1, n=9, sum(n - 1, m + 1)=10] [L7] return sum(n - 1, m + 1); [L7] RET, EXPR sum(n - 1, m + 1) VAL [\old(m)=0, \old(n)=10, m=0, n=10, sum(n - 1, m + 1)=10] [L7] return sum(n - 1, m + 1); [L14] RET, EXPR sum(a, b) VAL [a=10, b=0, sum(a, b)=10] [L14] int result = sum(a, b); [L15] COND TRUE result == a + b VAL [a=10, b=0, result=10] [L16] __VERIFIER_error() VAL [a=10, b=0, result=10] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 20 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 12.3s, OverallIterations: 11, TraceHistogramMax: 11, AutomataDifference: 3.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 123 SDtfs, 237 SDslu, 450 SDs, 0 SdLazy, 336 SolverSat, 54 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 648 GetRequests, 509 SyntacticMatches, 0 SemanticMatches, 139 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 330 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=45occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 10 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 5.6s InterpolantComputationTime, 860 NumberOfCodeBlocks, 855 NumberOfCodeBlocksAsserted, 45 NumberOfCheckSat, 768 ConstructedInterpolants, 0 QuantifiedInterpolants, 87360 SizeOfPredicates, 63 NumberOfNonLiveVariables, 1123 ConjunctsInSsa, 126 ConjunctsInUnsatCore, 19 InterpolantComputations, 1 PerfectInterpolantSequences, 900/1800 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...