/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 0.1.25-8fc6572 [2020-07-10 14:59:37,121 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-10 14:59:37,124 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-10 14:59:37,139 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-10 14:59:37,139 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-10 14:59:37,140 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-10 14:59:37,141 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-10 14:59:37,145 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-10 14:59:37,146 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-10 14:59:37,147 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-10 14:59:37,148 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-10 14:59:37,149 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-10 14:59:37,149 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-10 14:59:37,150 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-10 14:59:37,152 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-10 14:59:37,153 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-10 14:59:37,153 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-10 14:59:37,154 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-10 14:59:37,156 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-10 14:59:37,158 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-10 14:59:37,159 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-10 14:59:37,161 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-10 14:59:37,162 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-10 14:59:37,162 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-10 14:59:37,165 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-10 14:59:37,173 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-10 14:59:37,174 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-10 14:59:37,174 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-10 14:59:37,175 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-10 14:59:37,193 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-10 14:59:37,193 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-10 14:59:37,196 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-10 14:59:37,196 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-10 14:59:37,197 INFO L138 SettingsManager]: * Use SBE=true [2020-07-10 14:59:37,197 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-10 14:59:37,197 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-10 14:59:37,197 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-10 14:59:37,197 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-10 14:59:37,197 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-10 14:59:37,197 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-10 14:59:37,198 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-10 14:59:37,198 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-10 14:59:37,198 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-10 14:59:37,198 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-10 14:59:37,198 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-10 14:59:37,198 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-10 14:59:37,199 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-10 14:59:37,199 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-10 14:59:37,199 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-10 14:59:37,199 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-10 14:59:37,201 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-10 14:59:37,202 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-10 14:59:37,202 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-10 14:59:37,202 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-10 14:59:37,202 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-10 14:59:37,202 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-10 14:59:37,203 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-10 14:59:37,203 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-10 14:59:37,203 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-10 14:59:37,544 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-10 14:59:37,558 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-10 14:59:37,562 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-10 14:59:37,563 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-10 14:59:37,564 INFO L275 PluginConnector]: CDTParser initialized [2020-07-10 14:59:37,564 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-simple/sum_10x0-2.c [2020-07-10 14:59:37,635 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/245ae5d82/96c1d476f1bb4c7fa0b0122fae34f4cf/FLAG91215586b [2020-07-10 14:59:38,125 INFO L306 CDTParser]: Found 1 translation units. [2020-07-10 14:59:38,126 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/recursive-simple/sum_10x0-2.c [2020-07-10 14:59:38,134 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/245ae5d82/96c1d476f1bb4c7fa0b0122fae34f4cf/FLAG91215586b [2020-07-10 14:59:38,498 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/245ae5d82/96c1d476f1bb4c7fa0b0122fae34f4cf [2020-07-10 14:59:38,506 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-10 14:59:38,508 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-10 14:59:38,509 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-10 14:59:38,509 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-10 14:59:38,513 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-10 14:59:38,514 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 02:59:38" (1/1) ... [2020-07-10 14:59:38,517 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@646a2e22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:59:38, skipping insertion in model container [2020-07-10 14:59:38,517 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 02:59:38" (1/1) ... [2020-07-10 14:59:38,526 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-10 14:59:38,546 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-10 14:59:38,711 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-10 14:59:38,717 INFO L203 MainTranslator]: Completed pre-run [2020-07-10 14:59:38,736 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-10 14:59:38,751 INFO L208 MainTranslator]: Completed translation [2020-07-10 14:59:38,752 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:59:38 WrapperNode [2020-07-10 14:59:38,752 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-10 14:59:38,753 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-10 14:59:38,753 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-10 14:59:38,753 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-10 14:59:38,767 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:59:38" (1/1) ... [2020-07-10 14:59:38,768 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:59:38" (1/1) ... [2020-07-10 14:59:38,773 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:59:38" (1/1) ... [2020-07-10 14:59:38,773 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:59:38" (1/1) ... [2020-07-10 14:59:38,778 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:59:38" (1/1) ... [2020-07-10 14:59:38,780 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:59:38" (1/1) ... [2020-07-10 14:59:38,781 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:59:38" (1/1) ... [2020-07-10 14:59:38,783 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-10 14:59:38,783 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-10 14:59:38,783 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-10 14:59:38,783 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-10 14:59:38,784 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:59:38" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-10 14:59:38,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-10 14:59:38,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-10 14:59:38,944 INFO L138 BoogieDeclarations]: Found implementation of procedure sum [2020-07-10 14:59:38,944 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-10 14:59:38,944 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-10 14:59:38,944 INFO L130 BoogieDeclarations]: Found specification of procedure sum [2020-07-10 14:59:38,944 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-10 14:59:38,944 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-10 14:59:38,945 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-10 14:59:39,186 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-10 14:59:39,187 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-07-10 14:59:39,193 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 02:59:39 BoogieIcfgContainer [2020-07-10 14:59:39,194 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-10 14:59:39,195 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-10 14:59:39,195 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-10 14:59:39,199 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-10 14:59:39,199 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.07 02:59:38" (1/3) ... [2020-07-10 14:59:39,200 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bbb9b76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 02:59:39, skipping insertion in model container [2020-07-10 14:59:39,200 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:59:38" (2/3) ... [2020-07-10 14:59:39,201 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bbb9b76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 02:59:39, skipping insertion in model container [2020-07-10 14:59:39,201 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 02:59:39" (3/3) ... [2020-07-10 14:59:39,203 INFO L109 eAbstractionObserver]: Analyzing ICFG sum_10x0-2.c [2020-07-10 14:59:39,218 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-10 14:59:39,230 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-10 14:59:39,247 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-10 14:59:39,276 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-10 14:59:39,277 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-10 14:59:39,277 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-10 14:59:39,277 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-10 14:59:39,277 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-10 14:59:39,278 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-10 14:59:39,278 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-10 14:59:39,278 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-10 14:59:39,305 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states. [2020-07-10 14:59:39,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-07-10 14:59:39,312 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:59:39,313 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 14:59:39,314 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:59:39,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:59:39,321 INFO L82 PathProgramCache]: Analyzing trace with hash 2001781660, now seen corresponding path program 1 times [2020-07-10 14:59:39,334 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:59:39,335 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [383880428] [2020-07-10 14:59:39,335 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:59:39,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:39,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:39,549 INFO L280 TraceCheckUtils]: 0: Hoare triple {23#true} assume true; {23#true} is VALID [2020-07-10 14:59:39,549 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {23#true} {23#true} #26#return; {23#true} is VALID [2020-07-10 14:59:39,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:39,612 INFO L280 TraceCheckUtils]: 0: Hoare triple {23#true} ~n := #in~n;~m := #in~m; {32#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:39,614 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 [2020-07-10 14:59:39,615 INFO L280 TraceCheckUtils]: 2: Hoare triple {33#(<= |sum_#in~n| 0)} assume true; {33#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:39,618 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {33#(<= |sum_#in~n| 0)} {27#(<= 10 main_~a~0)} #32#return; {24#false} is VALID [2020-07-10 14:59:39,619 INFO L263 TraceCheckUtils]: 0: Hoare triple {23#true} call ULTIMATE.init(); {23#true} is VALID [2020-07-10 14:59:39,619 INFO L280 TraceCheckUtils]: 1: Hoare triple {23#true} assume true; {23#true} is VALID [2020-07-10 14:59:39,619 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {23#true} {23#true} #26#return; {23#true} is VALID [2020-07-10 14:59:39,620 INFO L263 TraceCheckUtils]: 3: Hoare triple {23#true} call #t~ret2 := main(); {23#true} is VALID [2020-07-10 14:59:39,621 INFO L280 TraceCheckUtils]: 4: Hoare triple {23#true} ~a~0 := 10;~b~0 := 0; {27#(<= 10 main_~a~0)} is VALID [2020-07-10 14:59:39,622 INFO L263 TraceCheckUtils]: 5: Hoare triple {27#(<= 10 main_~a~0)} call #t~ret1 := sum(~a~0, ~b~0); {23#true} is VALID [2020-07-10 14:59:39,623 INFO L280 TraceCheckUtils]: 6: Hoare triple {23#true} ~n := #in~n;~m := #in~m; {32#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:39,624 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 [2020-07-10 14:59:39,625 INFO L280 TraceCheckUtils]: 8: Hoare triple {33#(<= |sum_#in~n| 0)} assume true; {33#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:39,632 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {33#(<= |sum_#in~n| 0)} {27#(<= 10 main_~a~0)} #32#return; {24#false} is VALID [2020-07-10 14:59:39,633 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 [2020-07-10 14:59:39,633 INFO L280 TraceCheckUtils]: 11: Hoare triple {24#false} assume ~result~0 == ~a~0 + ~b~0; {24#false} is VALID [2020-07-10 14:59:39,634 INFO L280 TraceCheckUtils]: 12: Hoare triple {24#false} assume !false; {24#false} is VALID [2020-07-10 14:59:39,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 14:59:39,637 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [383880428] [2020-07-10 14:59:39,638 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 14:59:39,638 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-10 14:59:39,639 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [546988291] [2020-07-10 14:59:39,645 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-07-10 14:59:39,648 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:59:39,651 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-10 14:59:39,691 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 13 edges. 13 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:59:39,692 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-10 14:59:39,692 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:59:39,701 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-10 14:59:39,703 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-10 14:59:39,705 INFO L87 Difference]: Start difference. First operand 20 states. Second operand 5 states. [2020-07-10 14:59:39,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:59:39,969 INFO L93 Difference]: Finished difference Result 30 states and 33 transitions. [2020-07-10 14:59:39,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-10 14:59:39,970 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-07-10 14:59:39,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:59:39,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-10 14:59:39,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 33 transitions. [2020-07-10 14:59:39,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-10 14:59:39,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 33 transitions. [2020-07-10 14:59:39,989 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 33 transitions. [2020-07-10 14:59:40,046 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 33 edges. 33 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:59:40,060 INFO L225 Difference]: With dead ends: 30 [2020-07-10 14:59:40,060 INFO L226 Difference]: Without dead ends: 18 [2020-07-10 14:59:40,064 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 [2020-07-10 14:59:40,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states. [2020-07-10 14:59:40,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2020-07-10 14:59:40,120 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:59:40,121 INFO L82 GeneralOperation]: Start isEquivalent. First operand 18 states. Second operand 18 states. [2020-07-10 14:59:40,121 INFO L74 IsIncluded]: Start isIncluded. First operand 18 states. Second operand 18 states. [2020-07-10 14:59:40,122 INFO L87 Difference]: Start difference. First operand 18 states. Second operand 18 states. [2020-07-10 14:59:40,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:59:40,128 INFO L93 Difference]: Finished difference Result 18 states and 19 transitions. [2020-07-10 14:59:40,128 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2020-07-10 14:59:40,128 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:59:40,129 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:59:40,129 INFO L74 IsIncluded]: Start isIncluded. First operand 18 states. Second operand 18 states. [2020-07-10 14:59:40,129 INFO L87 Difference]: Start difference. First operand 18 states. Second operand 18 states. [2020-07-10 14:59:40,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:59:40,134 INFO L93 Difference]: Finished difference Result 18 states and 19 transitions. [2020-07-10 14:59:40,134 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2020-07-10 14:59:40,135 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:59:40,135 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:59:40,135 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:59:40,135 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:59:40,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2020-07-10 14:59:40,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 19 transitions. [2020-07-10 14:59:40,140 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 19 transitions. Word has length 13 [2020-07-10 14:59:40,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:59:40,141 INFO L479 AbstractCegarLoop]: Abstraction has 18 states and 19 transitions. [2020-07-10 14:59:40,141 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-10 14:59:40,141 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2020-07-10 14:59:40,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-07-10 14:59:40,143 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:59:40,143 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 14:59:40,144 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-10 14:59:40,144 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:59:40,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:59:40,144 INFO L82 PathProgramCache]: Analyzing trace with hash -118151420, now seen corresponding path program 1 times [2020-07-10 14:59:40,145 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:59:40,145 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [112913508] [2020-07-10 14:59:40,145 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:59:40,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:40,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:40,246 INFO L280 TraceCheckUtils]: 0: Hoare triple {136#true} assume true; {136#true} is VALID [2020-07-10 14:59:40,247 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {136#true} {136#true} #26#return; {136#true} is VALID [2020-07-10 14:59:40,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:40,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:40,335 INFO L280 TraceCheckUtils]: 0: Hoare triple {136#true} ~n := #in~n;~m := #in~m; {151#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:40,336 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 [2020-07-10 14:59:40,337 INFO L280 TraceCheckUtils]: 2: Hoare triple {157#(<= |sum_#in~n| 0)} assume true; {157#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:40,340 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 [2020-07-10 14:59:40,341 INFO L280 TraceCheckUtils]: 0: Hoare triple {136#true} ~n := #in~n;~m := #in~m; {151#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:40,343 INFO L280 TraceCheckUtils]: 1: Hoare triple {151#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {151#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:40,343 INFO L263 TraceCheckUtils]: 2: Hoare triple {151#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {136#true} is VALID [2020-07-10 14:59:40,344 INFO L280 TraceCheckUtils]: 3: Hoare triple {136#true} ~n := #in~n;~m := #in~m; {151#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:40,345 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 [2020-07-10 14:59:40,347 INFO L280 TraceCheckUtils]: 5: Hoare triple {157#(<= |sum_#in~n| 0)} assume true; {157#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:40,350 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 [2020-07-10 14:59:40,351 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 [2020-07-10 14:59:40,352 INFO L280 TraceCheckUtils]: 8: Hoare triple {156#(<= |sum_#in~n| 1)} assume true; {156#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:40,355 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {156#(<= |sum_#in~n| 1)} {140#(<= 10 main_~a~0)} #32#return; {137#false} is VALID [2020-07-10 14:59:40,356 INFO L263 TraceCheckUtils]: 0: Hoare triple {136#true} call ULTIMATE.init(); {136#true} is VALID [2020-07-10 14:59:40,356 INFO L280 TraceCheckUtils]: 1: Hoare triple {136#true} assume true; {136#true} is VALID [2020-07-10 14:59:40,357 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {136#true} {136#true} #26#return; {136#true} is VALID [2020-07-10 14:59:40,357 INFO L263 TraceCheckUtils]: 3: Hoare triple {136#true} call #t~ret2 := main(); {136#true} is VALID [2020-07-10 14:59:40,358 INFO L280 TraceCheckUtils]: 4: Hoare triple {136#true} ~a~0 := 10;~b~0 := 0; {140#(<= 10 main_~a~0)} is VALID [2020-07-10 14:59:40,359 INFO L263 TraceCheckUtils]: 5: Hoare triple {140#(<= 10 main_~a~0)} call #t~ret1 := sum(~a~0, ~b~0); {136#true} is VALID [2020-07-10 14:59:40,360 INFO L280 TraceCheckUtils]: 6: Hoare triple {136#true} ~n := #in~n;~m := #in~m; {151#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:40,361 INFO L280 TraceCheckUtils]: 7: Hoare triple {151#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {151#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:40,361 INFO L263 TraceCheckUtils]: 8: Hoare triple {151#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {136#true} is VALID [2020-07-10 14:59:40,362 INFO L280 TraceCheckUtils]: 9: Hoare triple {136#true} ~n := #in~n;~m := #in~m; {151#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:40,363 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 [2020-07-10 14:59:40,364 INFO L280 TraceCheckUtils]: 11: Hoare triple {157#(<= |sum_#in~n| 0)} assume true; {157#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:40,366 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 [2020-07-10 14:59:40,367 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 [2020-07-10 14:59:40,368 INFO L280 TraceCheckUtils]: 14: Hoare triple {156#(<= |sum_#in~n| 1)} assume true; {156#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:40,370 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {156#(<= |sum_#in~n| 1)} {140#(<= 10 main_~a~0)} #32#return; {137#false} is VALID [2020-07-10 14:59:40,371 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 [2020-07-10 14:59:40,371 INFO L280 TraceCheckUtils]: 17: Hoare triple {137#false} assume ~result~0 == ~a~0 + ~b~0; {137#false} is VALID [2020-07-10 14:59:40,372 INFO L280 TraceCheckUtils]: 18: Hoare triple {137#false} assume !false; {137#false} is VALID [2020-07-10 14:59:40,373 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-07-10 14:59:40,374 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [112913508] [2020-07-10 14:59:40,374 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [273508863] [2020-07-10 14:59:40,374 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 [2020-07-10 14:59:40,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:40,422 INFO L264 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-10 14:59:40,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:40,436 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-10 14:59:40,555 INFO L263 TraceCheckUtils]: 0: Hoare triple {136#true} call ULTIMATE.init(); {136#true} is VALID [2020-07-10 14:59:40,556 INFO L280 TraceCheckUtils]: 1: Hoare triple {136#true} assume true; {136#true} is VALID [2020-07-10 14:59:40,556 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {136#true} {136#true} #26#return; {136#true} is VALID [2020-07-10 14:59:40,556 INFO L263 TraceCheckUtils]: 3: Hoare triple {136#true} call #t~ret2 := main(); {136#true} is VALID [2020-07-10 14:59:40,558 INFO L280 TraceCheckUtils]: 4: Hoare triple {136#true} ~a~0 := 10;~b~0 := 0; {140#(<= 10 main_~a~0)} is VALID [2020-07-10 14:59:40,558 INFO L263 TraceCheckUtils]: 5: Hoare triple {140#(<= 10 main_~a~0)} call #t~ret1 := sum(~a~0, ~b~0); {136#true} is VALID [2020-07-10 14:59:40,559 INFO L280 TraceCheckUtils]: 6: Hoare triple {136#true} ~n := #in~n;~m := #in~m; {179#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:40,560 INFO L280 TraceCheckUtils]: 7: Hoare triple {179#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {179#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:40,560 INFO L263 TraceCheckUtils]: 8: Hoare triple {179#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {136#true} is VALID [2020-07-10 14:59:40,561 INFO L280 TraceCheckUtils]: 9: Hoare triple {136#true} ~n := #in~n;~m := #in~m; {179#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:40,562 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 [2020-07-10 14:59:40,563 INFO L280 TraceCheckUtils]: 11: Hoare triple {157#(<= |sum_#in~n| 0)} assume true; {157#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:40,565 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 [2020-07-10 14:59:40,566 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 [2020-07-10 14:59:40,566 INFO L280 TraceCheckUtils]: 14: Hoare triple {156#(<= |sum_#in~n| 1)} assume true; {156#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:40,568 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {156#(<= |sum_#in~n| 1)} {140#(<= 10 main_~a~0)} #32#return; {137#false} is VALID [2020-07-10 14:59:40,568 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 [2020-07-10 14:59:40,569 INFO L280 TraceCheckUtils]: 17: Hoare triple {137#false} assume ~result~0 == ~a~0 + ~b~0; {137#false} is VALID [2020-07-10 14:59:40,569 INFO L280 TraceCheckUtils]: 18: Hoare triple {137#false} assume !false; {137#false} is VALID [2020-07-10 14:59:40,570 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-07-10 14:59:40,570 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-10 14:59:40,571 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2020-07-10 14:59:40,572 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1351652757] [2020-07-10 14:59:40,573 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 19 [2020-07-10 14:59:40,574 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:59:40,574 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states. [2020-07-10 14:59:40,604 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 23 edges. 23 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:59:40,604 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-07-10 14:59:40,604 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:59:40,605 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-07-10 14:59:40,605 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-07-10 14:59:40,605 INFO L87 Difference]: Start difference. First operand 18 states and 19 transitions. Second operand 7 states. [2020-07-10 14:59:40,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:59:40,746 INFO L93 Difference]: Finished difference Result 25 states and 26 transitions. [2020-07-10 14:59:40,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-10 14:59:40,746 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 19 [2020-07-10 14:59:40,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:59:40,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2020-07-10 14:59:40,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 26 transitions. [2020-07-10 14:59:40,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2020-07-10 14:59:40,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 26 transitions. [2020-07-10 14:59:40,754 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states and 26 transitions. [2020-07-10 14:59:40,796 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 26 edges. 26 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:59:40,798 INFO L225 Difference]: With dead ends: 25 [2020-07-10 14:59:40,798 INFO L226 Difference]: Without dead ends: 21 [2020-07-10 14:59:40,800 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 [2020-07-10 14:59:40,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2020-07-10 14:59:40,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2020-07-10 14:59:40,809 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:59:40,809 INFO L82 GeneralOperation]: Start isEquivalent. First operand 21 states. Second operand 21 states. [2020-07-10 14:59:40,809 INFO L74 IsIncluded]: Start isIncluded. First operand 21 states. Second operand 21 states. [2020-07-10 14:59:40,809 INFO L87 Difference]: Start difference. First operand 21 states. Second operand 21 states. [2020-07-10 14:59:40,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:59:40,812 INFO L93 Difference]: Finished difference Result 21 states and 22 transitions. [2020-07-10 14:59:40,812 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2020-07-10 14:59:40,813 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:59:40,813 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:59:40,813 INFO L74 IsIncluded]: Start isIncluded. First operand 21 states. Second operand 21 states. [2020-07-10 14:59:40,813 INFO L87 Difference]: Start difference. First operand 21 states. Second operand 21 states. [2020-07-10 14:59:40,816 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:59:40,816 INFO L93 Difference]: Finished difference Result 21 states and 22 transitions. [2020-07-10 14:59:40,816 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2020-07-10 14:59:40,817 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:59:40,817 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:59:40,817 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:59:40,817 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:59:40,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2020-07-10 14:59:40,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 22 transitions. [2020-07-10 14:59:40,820 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 22 transitions. Word has length 19 [2020-07-10 14:59:40,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:59:40,821 INFO L479 AbstractCegarLoop]: Abstraction has 21 states and 22 transitions. [2020-07-10 14:59:40,821 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-07-10 14:59:40,821 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2020-07-10 14:59:40,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-07-10 14:59:40,822 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:59:40,822 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 14:59:41,036 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2020-07-10 14:59:41,037 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:59:41,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:59:41,038 INFO L82 PathProgramCache]: Analyzing trace with hash 764931548, now seen corresponding path program 2 times [2020-07-10 14:59:41,039 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:59:41,039 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1697737734] [2020-07-10 14:59:41,040 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:59:41,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:41,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:41,088 INFO L280 TraceCheckUtils]: 0: Hoare triple {321#true} assume true; {321#true} is VALID [2020-07-10 14:59:41,089 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {321#true} {321#true} #26#return; {321#true} is VALID [2020-07-10 14:59:41,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:41,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:41,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:41,195 INFO L280 TraceCheckUtils]: 0: Hoare triple {321#true} ~n := #in~n;~m := #in~m; {342#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:41,196 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 [2020-07-10 14:59:41,197 INFO L280 TraceCheckUtils]: 2: Hoare triple {359#(<= |sum_#in~n| 0)} assume true; {359#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:41,199 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 [2020-07-10 14:59:41,200 INFO L280 TraceCheckUtils]: 0: Hoare triple {321#true} ~n := #in~n;~m := #in~m; {342#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:41,201 INFO L280 TraceCheckUtils]: 1: Hoare triple {342#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {342#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:41,201 INFO L263 TraceCheckUtils]: 2: Hoare triple {342#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {321#true} is VALID [2020-07-10 14:59:41,202 INFO L280 TraceCheckUtils]: 3: Hoare triple {321#true} ~n := #in~n;~m := #in~m; {342#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:41,203 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 [2020-07-10 14:59:41,204 INFO L280 TraceCheckUtils]: 5: Hoare triple {359#(<= |sum_#in~n| 0)} assume true; {359#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:41,206 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 [2020-07-10 14:59:41,207 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 [2020-07-10 14:59:41,208 INFO L280 TraceCheckUtils]: 8: Hoare triple {358#(<= |sum_#in~n| 1)} assume true; {358#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:41,209 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 [2020-07-10 14:59:41,211 INFO L280 TraceCheckUtils]: 0: Hoare triple {321#true} ~n := #in~n;~m := #in~m; {342#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:41,211 INFO L280 TraceCheckUtils]: 1: Hoare triple {342#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {342#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:41,212 INFO L263 TraceCheckUtils]: 2: Hoare triple {342#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {321#true} is VALID [2020-07-10 14:59:41,212 INFO L280 TraceCheckUtils]: 3: Hoare triple {321#true} ~n := #in~n;~m := #in~m; {342#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:41,213 INFO L280 TraceCheckUtils]: 4: Hoare triple {342#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {342#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:41,213 INFO L263 TraceCheckUtils]: 5: Hoare triple {342#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {321#true} is VALID [2020-07-10 14:59:41,214 INFO L280 TraceCheckUtils]: 6: Hoare triple {321#true} ~n := #in~n;~m := #in~m; {342#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:41,215 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 [2020-07-10 14:59:41,216 INFO L280 TraceCheckUtils]: 8: Hoare triple {359#(<= |sum_#in~n| 0)} assume true; {359#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:41,218 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 [2020-07-10 14:59:41,219 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 [2020-07-10 14:59:41,219 INFO L280 TraceCheckUtils]: 11: Hoare triple {358#(<= |sum_#in~n| 1)} assume true; {358#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:41,221 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 [2020-07-10 14:59:41,222 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 [2020-07-10 14:59:41,224 INFO L280 TraceCheckUtils]: 14: Hoare triple {353#(<= |sum_#in~n| 2)} assume true; {353#(<= |sum_#in~n| 2)} is VALID [2020-07-10 14:59:41,226 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {353#(<= |sum_#in~n| 2)} {325#(<= 10 main_~a~0)} #32#return; {322#false} is VALID [2020-07-10 14:59:41,227 INFO L263 TraceCheckUtils]: 0: Hoare triple {321#true} call ULTIMATE.init(); {321#true} is VALID [2020-07-10 14:59:41,227 INFO L280 TraceCheckUtils]: 1: Hoare triple {321#true} assume true; {321#true} is VALID [2020-07-10 14:59:41,228 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {321#true} {321#true} #26#return; {321#true} is VALID [2020-07-10 14:59:41,228 INFO L263 TraceCheckUtils]: 3: Hoare triple {321#true} call #t~ret2 := main(); {321#true} is VALID [2020-07-10 14:59:41,229 INFO L280 TraceCheckUtils]: 4: Hoare triple {321#true} ~a~0 := 10;~b~0 := 0; {325#(<= 10 main_~a~0)} is VALID [2020-07-10 14:59:41,229 INFO L263 TraceCheckUtils]: 5: Hoare triple {325#(<= 10 main_~a~0)} call #t~ret1 := sum(~a~0, ~b~0); {321#true} is VALID [2020-07-10 14:59:41,230 INFO L280 TraceCheckUtils]: 6: Hoare triple {321#true} ~n := #in~n;~m := #in~m; {342#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:41,233 INFO L280 TraceCheckUtils]: 7: Hoare triple {342#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {342#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:41,233 INFO L263 TraceCheckUtils]: 8: Hoare triple {342#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {321#true} is VALID [2020-07-10 14:59:41,235 INFO L280 TraceCheckUtils]: 9: Hoare triple {321#true} ~n := #in~n;~m := #in~m; {342#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:41,237 INFO L280 TraceCheckUtils]: 10: Hoare triple {342#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {342#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:41,237 INFO L263 TraceCheckUtils]: 11: Hoare triple {342#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {321#true} is VALID [2020-07-10 14:59:41,238 INFO L280 TraceCheckUtils]: 12: Hoare triple {321#true} ~n := #in~n;~m := #in~m; {342#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:41,239 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 [2020-07-10 14:59:41,239 INFO L280 TraceCheckUtils]: 14: Hoare triple {359#(<= |sum_#in~n| 0)} assume true; {359#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:41,241 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 [2020-07-10 14:59:41,242 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 [2020-07-10 14:59:41,243 INFO L280 TraceCheckUtils]: 17: Hoare triple {358#(<= |sum_#in~n| 1)} assume true; {358#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:41,245 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 [2020-07-10 14:59:41,246 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 [2020-07-10 14:59:41,247 INFO L280 TraceCheckUtils]: 20: Hoare triple {353#(<= |sum_#in~n| 2)} assume true; {353#(<= |sum_#in~n| 2)} is VALID [2020-07-10 14:59:41,249 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {353#(<= |sum_#in~n| 2)} {325#(<= 10 main_~a~0)} #32#return; {322#false} is VALID [2020-07-10 14:59:41,249 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 [2020-07-10 14:59:41,249 INFO L280 TraceCheckUtils]: 23: Hoare triple {322#false} assume ~result~0 == ~a~0 + ~b~0; {322#false} is VALID [2020-07-10 14:59:41,250 INFO L280 TraceCheckUtils]: 24: Hoare triple {322#false} assume !false; {322#false} is VALID [2020-07-10 14:59:41,251 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-07-10 14:59:41,252 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1697737734] [2020-07-10 14:59:41,252 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [308177956] [2020-07-10 14:59:41,252 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 [2020-07-10 14:59:41,280 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-07-10 14:59:41,280 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-10 14:59:41,283 INFO L264 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-10 14:59:41,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:41,301 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-10 14:59:41,445 INFO L263 TraceCheckUtils]: 0: Hoare triple {321#true} call ULTIMATE.init(); {321#true} is VALID [2020-07-10 14:59:41,446 INFO L280 TraceCheckUtils]: 1: Hoare triple {321#true} assume true; {321#true} is VALID [2020-07-10 14:59:41,446 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {321#true} {321#true} #26#return; {321#true} is VALID [2020-07-10 14:59:41,446 INFO L263 TraceCheckUtils]: 3: Hoare triple {321#true} call #t~ret2 := main(); {321#true} is VALID [2020-07-10 14:59:41,447 INFO L280 TraceCheckUtils]: 4: Hoare triple {321#true} ~a~0 := 10;~b~0 := 0; {325#(<= 10 main_~a~0)} is VALID [2020-07-10 14:59:41,448 INFO L263 TraceCheckUtils]: 5: Hoare triple {325#(<= 10 main_~a~0)} call #t~ret1 := sum(~a~0, ~b~0); {321#true} is VALID [2020-07-10 14:59:41,449 INFO L280 TraceCheckUtils]: 6: Hoare triple {321#true} ~n := #in~n;~m := #in~m; {381#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:41,449 INFO L280 TraceCheckUtils]: 7: Hoare triple {381#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {381#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:41,450 INFO L263 TraceCheckUtils]: 8: Hoare triple {381#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {321#true} is VALID [2020-07-10 14:59:41,451 INFO L280 TraceCheckUtils]: 9: Hoare triple {321#true} ~n := #in~n;~m := #in~m; {381#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:41,451 INFO L280 TraceCheckUtils]: 10: Hoare triple {381#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {381#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:41,452 INFO L263 TraceCheckUtils]: 11: Hoare triple {381#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {321#true} is VALID [2020-07-10 14:59:41,453 INFO L280 TraceCheckUtils]: 12: Hoare triple {321#true} ~n := #in~n;~m := #in~m; {381#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:41,454 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 [2020-07-10 14:59:41,455 INFO L280 TraceCheckUtils]: 14: Hoare triple {359#(<= |sum_#in~n| 0)} assume true; {359#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:41,457 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 [2020-07-10 14:59:41,458 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 [2020-07-10 14:59:41,459 INFO L280 TraceCheckUtils]: 17: Hoare triple {358#(<= |sum_#in~n| 1)} assume true; {358#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:41,461 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 [2020-07-10 14:59:41,462 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 [2020-07-10 14:59:41,463 INFO L280 TraceCheckUtils]: 20: Hoare triple {353#(<= |sum_#in~n| 2)} assume true; {353#(<= |sum_#in~n| 2)} is VALID [2020-07-10 14:59:41,465 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {353#(<= |sum_#in~n| 2)} {325#(<= 10 main_~a~0)} #32#return; {322#false} is VALID [2020-07-10 14:59:41,465 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 [2020-07-10 14:59:41,466 INFO L280 TraceCheckUtils]: 23: Hoare triple {322#false} assume ~result~0 == ~a~0 + ~b~0; {322#false} is VALID [2020-07-10 14:59:41,466 INFO L280 TraceCheckUtils]: 24: Hoare triple {322#false} assume !false; {322#false} is VALID [2020-07-10 14:59:41,468 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-07-10 14:59:41,468 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-10 14:59:41,468 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2020-07-10 14:59:41,469 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [354674435] [2020-07-10 14:59:41,470 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 25 [2020-07-10 14:59:41,471 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:59:41,471 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-10 14:59:41,510 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 27 edges. 27 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:59:41,511 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-10 14:59:41,511 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:59:41,511 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-10 14:59:41,512 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-07-10 14:59:41,512 INFO L87 Difference]: Start difference. First operand 21 states and 22 transitions. Second operand 8 states. [2020-07-10 14:59:41,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:59:41,730 INFO L93 Difference]: Finished difference Result 28 states and 29 transitions. [2020-07-10 14:59:41,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-10 14:59:41,731 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 25 [2020-07-10 14:59:41,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:59:41,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-10 14:59:41,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 29 transitions. [2020-07-10 14:59:41,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-10 14:59:41,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 29 transitions. [2020-07-10 14:59:41,745 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states and 29 transitions. [2020-07-10 14:59:41,787 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 29 edges. 29 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:59:41,789 INFO L225 Difference]: With dead ends: 28 [2020-07-10 14:59:41,789 INFO L226 Difference]: Without dead ends: 24 [2020-07-10 14:59:41,790 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 [2020-07-10 14:59:41,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2020-07-10 14:59:41,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2020-07-10 14:59:41,803 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:59:41,803 INFO L82 GeneralOperation]: Start isEquivalent. First operand 24 states. Second operand 24 states. [2020-07-10 14:59:41,804 INFO L74 IsIncluded]: Start isIncluded. First operand 24 states. Second operand 24 states. [2020-07-10 14:59:41,804 INFO L87 Difference]: Start difference. First operand 24 states. Second operand 24 states. [2020-07-10 14:59:41,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:59:41,810 INFO L93 Difference]: Finished difference Result 24 states and 25 transitions. [2020-07-10 14:59:41,810 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2020-07-10 14:59:41,811 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:59:41,811 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:59:41,811 INFO L74 IsIncluded]: Start isIncluded. First operand 24 states. Second operand 24 states. [2020-07-10 14:59:41,812 INFO L87 Difference]: Start difference. First operand 24 states. Second operand 24 states. [2020-07-10 14:59:41,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:59:41,817 INFO L93 Difference]: Finished difference Result 24 states and 25 transitions. [2020-07-10 14:59:41,818 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2020-07-10 14:59:41,818 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:59:41,821 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:59:41,821 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:59:41,821 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:59:41,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2020-07-10 14:59:41,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 25 transitions. [2020-07-10 14:59:41,828 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 25 transitions. Word has length 25 [2020-07-10 14:59:41,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:59:41,828 INFO L479 AbstractCegarLoop]: Abstraction has 24 states and 25 transitions. [2020-07-10 14:59:41,828 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-10 14:59:41,828 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2020-07-10 14:59:41,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2020-07-10 14:59:41,833 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:59:41,833 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 14:59:42,046 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-10 14:59:42,047 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:59:42,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:59:42,048 INFO L82 PathProgramCache]: Analyzing trace with hash 601942852, now seen corresponding path program 3 times [2020-07-10 14:59:42,048 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:59:42,049 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1636591244] [2020-07-10 14:59:42,049 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:59:42,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:42,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:42,098 INFO L280 TraceCheckUtils]: 0: Hoare triple {555#true} assume true; {555#true} is VALID [2020-07-10 14:59:42,099 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {555#true} {555#true} #26#return; {555#true} is VALID [2020-07-10 14:59:42,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:42,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:42,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:42,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:42,240 INFO L280 TraceCheckUtils]: 0: Hoare triple {555#true} ~n := #in~n;~m := #in~m; {582#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:42,241 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 [2020-07-10 14:59:42,242 INFO L280 TraceCheckUtils]: 2: Hoare triple {616#(<= |sum_#in~n| 0)} assume true; {616#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:42,244 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 [2020-07-10 14:59:42,244 INFO L280 TraceCheckUtils]: 0: Hoare triple {555#true} ~n := #in~n;~m := #in~m; {582#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:42,245 INFO L280 TraceCheckUtils]: 1: Hoare triple {582#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {582#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:42,245 INFO L263 TraceCheckUtils]: 2: Hoare triple {582#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {555#true} is VALID [2020-07-10 14:59:42,246 INFO L280 TraceCheckUtils]: 3: Hoare triple {555#true} ~n := #in~n;~m := #in~m; {582#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:42,247 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 [2020-07-10 14:59:42,248 INFO L280 TraceCheckUtils]: 5: Hoare triple {616#(<= |sum_#in~n| 0)} assume true; {616#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:42,250 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 [2020-07-10 14:59:42,250 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 [2020-07-10 14:59:42,251 INFO L280 TraceCheckUtils]: 8: Hoare triple {615#(<= |sum_#in~n| 1)} assume true; {615#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:42,253 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 [2020-07-10 14:59:42,254 INFO L280 TraceCheckUtils]: 0: Hoare triple {555#true} ~n := #in~n;~m := #in~m; {582#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:42,255 INFO L280 TraceCheckUtils]: 1: Hoare triple {582#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {582#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:42,255 INFO L263 TraceCheckUtils]: 2: Hoare triple {582#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {555#true} is VALID [2020-07-10 14:59:42,256 INFO L280 TraceCheckUtils]: 3: Hoare triple {555#true} ~n := #in~n;~m := #in~m; {582#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:42,257 INFO L280 TraceCheckUtils]: 4: Hoare triple {582#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {582#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:42,257 INFO L263 TraceCheckUtils]: 5: Hoare triple {582#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {555#true} is VALID [2020-07-10 14:59:42,258 INFO L280 TraceCheckUtils]: 6: Hoare triple {555#true} ~n := #in~n;~m := #in~m; {582#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:42,259 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 [2020-07-10 14:59:42,259 INFO L280 TraceCheckUtils]: 8: Hoare triple {616#(<= |sum_#in~n| 0)} assume true; {616#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:42,261 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 [2020-07-10 14:59:42,262 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 [2020-07-10 14:59:42,263 INFO L280 TraceCheckUtils]: 11: Hoare triple {615#(<= |sum_#in~n| 1)} assume true; {615#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:42,265 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 [2020-07-10 14:59:42,266 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 [2020-07-10 14:59:42,266 INFO L280 TraceCheckUtils]: 14: Hoare triple {610#(<= |sum_#in~n| 2)} assume true; {610#(<= |sum_#in~n| 2)} is VALID [2020-07-10 14:59:42,268 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 [2020-07-10 14:59:42,269 INFO L280 TraceCheckUtils]: 0: Hoare triple {555#true} ~n := #in~n;~m := #in~m; {582#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:42,270 INFO L280 TraceCheckUtils]: 1: Hoare triple {582#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {582#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:42,271 INFO L263 TraceCheckUtils]: 2: Hoare triple {582#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {555#true} is VALID [2020-07-10 14:59:42,271 INFO L280 TraceCheckUtils]: 3: Hoare triple {555#true} ~n := #in~n;~m := #in~m; {582#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:42,272 INFO L280 TraceCheckUtils]: 4: Hoare triple {582#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {582#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:42,272 INFO L263 TraceCheckUtils]: 5: Hoare triple {582#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {555#true} is VALID [2020-07-10 14:59:42,273 INFO L280 TraceCheckUtils]: 6: Hoare triple {555#true} ~n := #in~n;~m := #in~m; {582#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:42,274 INFO L280 TraceCheckUtils]: 7: Hoare triple {582#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {582#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:42,274 INFO L263 TraceCheckUtils]: 8: Hoare triple {582#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {555#true} is VALID [2020-07-10 14:59:42,275 INFO L280 TraceCheckUtils]: 9: Hoare triple {555#true} ~n := #in~n;~m := #in~m; {582#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:42,276 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 [2020-07-10 14:59:42,276 INFO L280 TraceCheckUtils]: 11: Hoare triple {616#(<= |sum_#in~n| 0)} assume true; {616#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:42,278 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 [2020-07-10 14:59:42,279 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 [2020-07-10 14:59:42,280 INFO L280 TraceCheckUtils]: 14: Hoare triple {615#(<= |sum_#in~n| 1)} assume true; {615#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:42,282 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 [2020-07-10 14:59:42,283 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 [2020-07-10 14:59:42,284 INFO L280 TraceCheckUtils]: 17: Hoare triple {610#(<= |sum_#in~n| 2)} assume true; {610#(<= |sum_#in~n| 2)} is VALID [2020-07-10 14:59:42,285 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 [2020-07-10 14:59:42,286 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 [2020-07-10 14:59:42,287 INFO L280 TraceCheckUtils]: 20: Hoare triple {599#(<= |sum_#in~n| 3)} assume true; {599#(<= |sum_#in~n| 3)} is VALID [2020-07-10 14:59:42,288 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {599#(<= |sum_#in~n| 3)} {559#(<= 10 main_~a~0)} #32#return; {556#false} is VALID [2020-07-10 14:59:42,289 INFO L263 TraceCheckUtils]: 0: Hoare triple {555#true} call ULTIMATE.init(); {555#true} is VALID [2020-07-10 14:59:42,290 INFO L280 TraceCheckUtils]: 1: Hoare triple {555#true} assume true; {555#true} is VALID [2020-07-10 14:59:42,290 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {555#true} {555#true} #26#return; {555#true} is VALID [2020-07-10 14:59:42,290 INFO L263 TraceCheckUtils]: 3: Hoare triple {555#true} call #t~ret2 := main(); {555#true} is VALID [2020-07-10 14:59:42,291 INFO L280 TraceCheckUtils]: 4: Hoare triple {555#true} ~a~0 := 10;~b~0 := 0; {559#(<= 10 main_~a~0)} is VALID [2020-07-10 14:59:42,291 INFO L263 TraceCheckUtils]: 5: Hoare triple {559#(<= 10 main_~a~0)} call #t~ret1 := sum(~a~0, ~b~0); {555#true} is VALID [2020-07-10 14:59:42,292 INFO L280 TraceCheckUtils]: 6: Hoare triple {555#true} ~n := #in~n;~m := #in~m; {582#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:42,293 INFO L280 TraceCheckUtils]: 7: Hoare triple {582#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {582#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:42,293 INFO L263 TraceCheckUtils]: 8: Hoare triple {582#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {555#true} is VALID [2020-07-10 14:59:42,294 INFO L280 TraceCheckUtils]: 9: Hoare triple {555#true} ~n := #in~n;~m := #in~m; {582#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:42,294 INFO L280 TraceCheckUtils]: 10: Hoare triple {582#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {582#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:42,295 INFO L263 TraceCheckUtils]: 11: Hoare triple {582#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {555#true} is VALID [2020-07-10 14:59:42,295 INFO L280 TraceCheckUtils]: 12: Hoare triple {555#true} ~n := #in~n;~m := #in~m; {582#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:42,296 INFO L280 TraceCheckUtils]: 13: Hoare triple {582#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {582#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:42,296 INFO L263 TraceCheckUtils]: 14: Hoare triple {582#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {555#true} is VALID [2020-07-10 14:59:42,297 INFO L280 TraceCheckUtils]: 15: Hoare triple {555#true} ~n := #in~n;~m := #in~m; {582#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:42,298 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 [2020-07-10 14:59:42,298 INFO L280 TraceCheckUtils]: 17: Hoare triple {616#(<= |sum_#in~n| 0)} assume true; {616#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:42,300 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 [2020-07-10 14:59:42,301 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 [2020-07-10 14:59:42,302 INFO L280 TraceCheckUtils]: 20: Hoare triple {615#(<= |sum_#in~n| 1)} assume true; {615#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:42,304 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 [2020-07-10 14:59:42,305 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 [2020-07-10 14:59:42,305 INFO L280 TraceCheckUtils]: 23: Hoare triple {610#(<= |sum_#in~n| 2)} assume true; {610#(<= |sum_#in~n| 2)} is VALID [2020-07-10 14:59:42,307 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 [2020-07-10 14:59:42,308 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 [2020-07-10 14:59:42,309 INFO L280 TraceCheckUtils]: 26: Hoare triple {599#(<= |sum_#in~n| 3)} assume true; {599#(<= |sum_#in~n| 3)} is VALID [2020-07-10 14:59:42,310 INFO L275 TraceCheckUtils]: 27: Hoare quadruple {599#(<= |sum_#in~n| 3)} {559#(<= 10 main_~a~0)} #32#return; {556#false} is VALID [2020-07-10 14:59:42,310 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 [2020-07-10 14:59:42,311 INFO L280 TraceCheckUtils]: 29: Hoare triple {556#false} assume ~result~0 == ~a~0 + ~b~0; {556#false} is VALID [2020-07-10 14:59:42,311 INFO L280 TraceCheckUtils]: 30: Hoare triple {556#false} assume !false; {556#false} is VALID [2020-07-10 14:59:42,312 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-07-10 14:59:42,313 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1636591244] [2020-07-10 14:59:42,313 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2095336019] [2020-07-10 14:59:42,313 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 [2020-07-10 14:59:42,345 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2020-07-10 14:59:42,345 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-10 14:59:42,346 INFO L264 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 10 conjunts are in the unsatisfiable core [2020-07-10 14:59:42,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:42,358 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-10 14:59:42,469 INFO L263 TraceCheckUtils]: 0: Hoare triple {555#true} call ULTIMATE.init(); {555#true} is VALID [2020-07-10 14:59:42,470 INFO L280 TraceCheckUtils]: 1: Hoare triple {555#true} assume true; {555#true} is VALID [2020-07-10 14:59:42,470 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {555#true} {555#true} #26#return; {555#true} is VALID [2020-07-10 14:59:42,470 INFO L263 TraceCheckUtils]: 3: Hoare triple {555#true} call #t~ret2 := main(); {555#true} is VALID [2020-07-10 14:59:42,471 INFO L280 TraceCheckUtils]: 4: Hoare triple {555#true} ~a~0 := 10;~b~0 := 0; {559#(<= 10 main_~a~0)} is VALID [2020-07-10 14:59:42,472 INFO L263 TraceCheckUtils]: 5: Hoare triple {559#(<= 10 main_~a~0)} call #t~ret1 := sum(~a~0, ~b~0); {555#true} is VALID [2020-07-10 14:59:42,472 INFO L280 TraceCheckUtils]: 6: Hoare triple {555#true} ~n := #in~n;~m := #in~m; {638#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:42,473 INFO L280 TraceCheckUtils]: 7: Hoare triple {638#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {638#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:42,473 INFO L263 TraceCheckUtils]: 8: Hoare triple {638#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {555#true} is VALID [2020-07-10 14:59:42,474 INFO L280 TraceCheckUtils]: 9: Hoare triple {555#true} ~n := #in~n;~m := #in~m; {638#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:42,475 INFO L280 TraceCheckUtils]: 10: Hoare triple {638#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {638#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:42,475 INFO L263 TraceCheckUtils]: 11: Hoare triple {638#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {555#true} is VALID [2020-07-10 14:59:42,476 INFO L280 TraceCheckUtils]: 12: Hoare triple {555#true} ~n := #in~n;~m := #in~m; {638#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:42,476 INFO L280 TraceCheckUtils]: 13: Hoare triple {638#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {638#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:42,477 INFO L263 TraceCheckUtils]: 14: Hoare triple {638#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {555#true} is VALID [2020-07-10 14:59:42,478 INFO L280 TraceCheckUtils]: 15: Hoare triple {555#true} ~n := #in~n;~m := #in~m; {638#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:42,479 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 [2020-07-10 14:59:42,479 INFO L280 TraceCheckUtils]: 17: Hoare triple {616#(<= |sum_#in~n| 0)} assume true; {616#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:42,481 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 [2020-07-10 14:59:42,482 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 [2020-07-10 14:59:42,483 INFO L280 TraceCheckUtils]: 20: Hoare triple {615#(<= |sum_#in~n| 1)} assume true; {615#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:42,485 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 [2020-07-10 14:59:42,486 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 [2020-07-10 14:59:42,486 INFO L280 TraceCheckUtils]: 23: Hoare triple {610#(<= |sum_#in~n| 2)} assume true; {610#(<= |sum_#in~n| 2)} is VALID [2020-07-10 14:59:42,488 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 [2020-07-10 14:59:42,489 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 [2020-07-10 14:59:42,490 INFO L280 TraceCheckUtils]: 26: Hoare triple {599#(<= |sum_#in~n| 3)} assume true; {599#(<= |sum_#in~n| 3)} is VALID [2020-07-10 14:59:42,491 INFO L275 TraceCheckUtils]: 27: Hoare quadruple {599#(<= |sum_#in~n| 3)} {559#(<= 10 main_~a~0)} #32#return; {556#false} is VALID [2020-07-10 14:59:42,491 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 [2020-07-10 14:59:42,492 INFO L280 TraceCheckUtils]: 29: Hoare triple {556#false} assume ~result~0 == ~a~0 + ~b~0; {556#false} is VALID [2020-07-10 14:59:42,492 INFO L280 TraceCheckUtils]: 30: Hoare triple {556#false} assume !false; {556#false} is VALID [2020-07-10 14:59:42,493 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-07-10 14:59:42,494 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-10 14:59:42,494 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 9 [2020-07-10 14:59:42,494 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1215731570] [2020-07-10 14:59:42,495 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 31 [2020-07-10 14:59:42,497 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:59:42,497 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states. [2020-07-10 14:59:42,541 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 31 edges. 31 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:59:42,541 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-10 14:59:42,542 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:59:42,542 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-10 14:59:42,542 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2020-07-10 14:59:42,542 INFO L87 Difference]: Start difference. First operand 24 states and 25 transitions. Second operand 9 states. [2020-07-10 14:59:42,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:59:42,759 INFO L93 Difference]: Finished difference Result 31 states and 32 transitions. [2020-07-10 14:59:42,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-10 14:59:42,761 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 31 [2020-07-10 14:59:42,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:59:42,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-10 14:59:42,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 32 transitions. [2020-07-10 14:59:42,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-10 14:59:42,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 32 transitions. [2020-07-10 14:59:42,771 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states and 32 transitions. [2020-07-10 14:59:42,817 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 32 edges. 32 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:59:42,819 INFO L225 Difference]: With dead ends: 31 [2020-07-10 14:59:42,819 INFO L226 Difference]: Without dead ends: 27 [2020-07-10 14:59:42,823 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 [2020-07-10 14:59:42,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2020-07-10 14:59:42,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2020-07-10 14:59:42,837 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:59:42,838 INFO L82 GeneralOperation]: Start isEquivalent. First operand 27 states. Second operand 27 states. [2020-07-10 14:59:42,838 INFO L74 IsIncluded]: Start isIncluded. First operand 27 states. Second operand 27 states. [2020-07-10 14:59:42,838 INFO L87 Difference]: Start difference. First operand 27 states. Second operand 27 states. [2020-07-10 14:59:42,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:59:42,842 INFO L93 Difference]: Finished difference Result 27 states and 28 transitions. [2020-07-10 14:59:42,843 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2020-07-10 14:59:42,844 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:59:42,844 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:59:42,844 INFO L74 IsIncluded]: Start isIncluded. First operand 27 states. Second operand 27 states. [2020-07-10 14:59:42,844 INFO L87 Difference]: Start difference. First operand 27 states. Second operand 27 states. [2020-07-10 14:59:42,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:59:42,848 INFO L93 Difference]: Finished difference Result 27 states and 28 transitions. [2020-07-10 14:59:42,848 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2020-07-10 14:59:42,850 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:59:42,851 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:59:42,851 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:59:42,851 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:59:42,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2020-07-10 14:59:42,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 28 transitions. [2020-07-10 14:59:42,860 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 28 transitions. Word has length 31 [2020-07-10 14:59:42,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:59:42,860 INFO L479 AbstractCegarLoop]: Abstraction has 27 states and 28 transitions. [2020-07-10 14:59:42,860 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-10 14:59:42,860 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2020-07-10 14:59:42,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-07-10 14:59:42,861 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:59:42,862 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 14:59:43,062 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-10 14:59:43,063 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:59:43,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:59:43,064 INFO L82 PathProgramCache]: Analyzing trace with hash -183109604, now seen corresponding path program 4 times [2020-07-10 14:59:43,064 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:59:43,065 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [953889942] [2020-07-10 14:59:43,065 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:59:43,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:43,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:43,125 INFO L280 TraceCheckUtils]: 0: Hoare triple {844#true} assume true; {844#true} is VALID [2020-07-10 14:59:43,126 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {844#true} {844#true} #26#return; {844#true} is VALID [2020-07-10 14:59:43,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:43,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:43,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:43,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:43,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:43,412 INFO L280 TraceCheckUtils]: 0: Hoare triple {844#true} ~n := #in~n;~m := #in~m; {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:43,414 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 [2020-07-10 14:59:43,415 INFO L280 TraceCheckUtils]: 2: Hoare triple {934#(<= |sum_#in~n| 0)} assume true; {934#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:43,416 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 [2020-07-10 14:59:43,418 INFO L280 TraceCheckUtils]: 0: Hoare triple {844#true} ~n := #in~n;~m := #in~m; {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:43,418 INFO L280 TraceCheckUtils]: 1: Hoare triple {877#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:43,419 INFO L263 TraceCheckUtils]: 2: Hoare triple {877#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {844#true} is VALID [2020-07-10 14:59:43,421 INFO L280 TraceCheckUtils]: 3: Hoare triple {844#true} ~n := #in~n;~m := #in~m; {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:43,422 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 [2020-07-10 14:59:43,422 INFO L280 TraceCheckUtils]: 5: Hoare triple {934#(<= |sum_#in~n| 0)} assume true; {934#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:43,424 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 [2020-07-10 14:59:43,425 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 [2020-07-10 14:59:43,426 INFO L280 TraceCheckUtils]: 8: Hoare triple {933#(<= |sum_#in~n| 1)} assume true; {933#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:43,429 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 [2020-07-10 14:59:43,430 INFO L280 TraceCheckUtils]: 0: Hoare triple {844#true} ~n := #in~n;~m := #in~m; {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:43,430 INFO L280 TraceCheckUtils]: 1: Hoare triple {877#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:43,431 INFO L263 TraceCheckUtils]: 2: Hoare triple {877#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {844#true} is VALID [2020-07-10 14:59:43,431 INFO L280 TraceCheckUtils]: 3: Hoare triple {844#true} ~n := #in~n;~m := #in~m; {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:43,432 INFO L280 TraceCheckUtils]: 4: Hoare triple {877#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:43,432 INFO L263 TraceCheckUtils]: 5: Hoare triple {877#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {844#true} is VALID [2020-07-10 14:59:43,433 INFO L280 TraceCheckUtils]: 6: Hoare triple {844#true} ~n := #in~n;~m := #in~m; {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:43,434 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 [2020-07-10 14:59:43,434 INFO L280 TraceCheckUtils]: 8: Hoare triple {934#(<= |sum_#in~n| 0)} assume true; {934#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:43,436 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 [2020-07-10 14:59:43,437 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 [2020-07-10 14:59:43,438 INFO L280 TraceCheckUtils]: 11: Hoare triple {933#(<= |sum_#in~n| 1)} assume true; {933#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:43,439 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 [2020-07-10 14:59:43,441 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 [2020-07-10 14:59:43,441 INFO L280 TraceCheckUtils]: 14: Hoare triple {928#(<= |sum_#in~n| 2)} assume true; {928#(<= |sum_#in~n| 2)} is VALID [2020-07-10 14:59:43,443 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 [2020-07-10 14:59:43,446 INFO L280 TraceCheckUtils]: 0: Hoare triple {844#true} ~n := #in~n;~m := #in~m; {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:43,447 INFO L280 TraceCheckUtils]: 1: Hoare triple {877#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:43,447 INFO L263 TraceCheckUtils]: 2: Hoare triple {877#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {844#true} is VALID [2020-07-10 14:59:43,451 INFO L280 TraceCheckUtils]: 3: Hoare triple {844#true} ~n := #in~n;~m := #in~m; {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:43,453 INFO L280 TraceCheckUtils]: 4: Hoare triple {877#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:43,453 INFO L263 TraceCheckUtils]: 5: Hoare triple {877#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {844#true} is VALID [2020-07-10 14:59:43,454 INFO L280 TraceCheckUtils]: 6: Hoare triple {844#true} ~n := #in~n;~m := #in~m; {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:43,454 INFO L280 TraceCheckUtils]: 7: Hoare triple {877#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:43,454 INFO L263 TraceCheckUtils]: 8: Hoare triple {877#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {844#true} is VALID [2020-07-10 14:59:43,455 INFO L280 TraceCheckUtils]: 9: Hoare triple {844#true} ~n := #in~n;~m := #in~m; {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:43,456 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 [2020-07-10 14:59:43,456 INFO L280 TraceCheckUtils]: 11: Hoare triple {934#(<= |sum_#in~n| 0)} assume true; {934#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:43,465 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 [2020-07-10 14:59:43,466 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 [2020-07-10 14:59:43,466 INFO L280 TraceCheckUtils]: 14: Hoare triple {933#(<= |sum_#in~n| 1)} assume true; {933#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:43,468 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 [2020-07-10 14:59:43,469 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 [2020-07-10 14:59:43,470 INFO L280 TraceCheckUtils]: 17: Hoare triple {928#(<= |sum_#in~n| 2)} assume true; {928#(<= |sum_#in~n| 2)} is VALID [2020-07-10 14:59:43,472 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 [2020-07-10 14:59:43,472 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 [2020-07-10 14:59:43,473 INFO L280 TraceCheckUtils]: 20: Hoare triple {917#(<= |sum_#in~n| 3)} assume true; {917#(<= |sum_#in~n| 3)} is VALID [2020-07-10 14:59:43,475 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 [2020-07-10 14:59:43,476 INFO L280 TraceCheckUtils]: 0: Hoare triple {844#true} ~n := #in~n;~m := #in~m; {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:43,477 INFO L280 TraceCheckUtils]: 1: Hoare triple {877#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:43,478 INFO L263 TraceCheckUtils]: 2: Hoare triple {877#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {844#true} is VALID [2020-07-10 14:59:43,478 INFO L280 TraceCheckUtils]: 3: Hoare triple {844#true} ~n := #in~n;~m := #in~m; {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:43,479 INFO L280 TraceCheckUtils]: 4: Hoare triple {877#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:43,479 INFO L263 TraceCheckUtils]: 5: Hoare triple {877#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {844#true} is VALID [2020-07-10 14:59:43,480 INFO L280 TraceCheckUtils]: 6: Hoare triple {844#true} ~n := #in~n;~m := #in~m; {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:43,481 INFO L280 TraceCheckUtils]: 7: Hoare triple {877#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:43,481 INFO L263 TraceCheckUtils]: 8: Hoare triple {877#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {844#true} is VALID [2020-07-10 14:59:43,481 INFO L280 TraceCheckUtils]: 9: Hoare triple {844#true} ~n := #in~n;~m := #in~m; {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:43,482 INFO L280 TraceCheckUtils]: 10: Hoare triple {877#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:43,482 INFO L263 TraceCheckUtils]: 11: Hoare triple {877#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {844#true} is VALID [2020-07-10 14:59:43,483 INFO L280 TraceCheckUtils]: 12: Hoare triple {844#true} ~n := #in~n;~m := #in~m; {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:43,484 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 [2020-07-10 14:59:43,485 INFO L280 TraceCheckUtils]: 14: Hoare triple {934#(<= |sum_#in~n| 0)} assume true; {934#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:43,486 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 [2020-07-10 14:59:43,487 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 [2020-07-10 14:59:43,488 INFO L280 TraceCheckUtils]: 17: Hoare triple {933#(<= |sum_#in~n| 1)} assume true; {933#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:43,490 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 [2020-07-10 14:59:43,491 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 [2020-07-10 14:59:43,491 INFO L280 TraceCheckUtils]: 20: Hoare triple {928#(<= |sum_#in~n| 2)} assume true; {928#(<= |sum_#in~n| 2)} is VALID [2020-07-10 14:59:43,493 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 [2020-07-10 14:59:43,494 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 [2020-07-10 14:59:43,494 INFO L280 TraceCheckUtils]: 23: Hoare triple {917#(<= |sum_#in~n| 3)} assume true; {917#(<= |sum_#in~n| 3)} is VALID [2020-07-10 14:59:43,496 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 [2020-07-10 14:59:43,497 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 [2020-07-10 14:59:43,497 INFO L280 TraceCheckUtils]: 26: Hoare triple {900#(<= |sum_#in~n| 4)} assume true; {900#(<= |sum_#in~n| 4)} is VALID [2020-07-10 14:59:43,499 INFO L275 TraceCheckUtils]: 27: Hoare quadruple {900#(<= |sum_#in~n| 4)} {848#(<= 10 main_~a~0)} #32#return; {845#false} is VALID [2020-07-10 14:59:43,500 INFO L263 TraceCheckUtils]: 0: Hoare triple {844#true} call ULTIMATE.init(); {844#true} is VALID [2020-07-10 14:59:43,500 INFO L280 TraceCheckUtils]: 1: Hoare triple {844#true} assume true; {844#true} is VALID [2020-07-10 14:59:43,500 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {844#true} {844#true} #26#return; {844#true} is VALID [2020-07-10 14:59:43,501 INFO L263 TraceCheckUtils]: 3: Hoare triple {844#true} call #t~ret2 := main(); {844#true} is VALID [2020-07-10 14:59:43,501 INFO L280 TraceCheckUtils]: 4: Hoare triple {844#true} ~a~0 := 10;~b~0 := 0; {848#(<= 10 main_~a~0)} is VALID [2020-07-10 14:59:43,502 INFO L263 TraceCheckUtils]: 5: Hoare triple {848#(<= 10 main_~a~0)} call #t~ret1 := sum(~a~0, ~b~0); {844#true} is VALID [2020-07-10 14:59:43,502 INFO L280 TraceCheckUtils]: 6: Hoare triple {844#true} ~n := #in~n;~m := #in~m; {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:43,503 INFO L280 TraceCheckUtils]: 7: Hoare triple {877#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:43,503 INFO L263 TraceCheckUtils]: 8: Hoare triple {877#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {844#true} is VALID [2020-07-10 14:59:43,504 INFO L280 TraceCheckUtils]: 9: Hoare triple {844#true} ~n := #in~n;~m := #in~m; {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:43,504 INFO L280 TraceCheckUtils]: 10: Hoare triple {877#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:43,505 INFO L263 TraceCheckUtils]: 11: Hoare triple {877#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {844#true} is VALID [2020-07-10 14:59:43,505 INFO L280 TraceCheckUtils]: 12: Hoare triple {844#true} ~n := #in~n;~m := #in~m; {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:43,506 INFO L280 TraceCheckUtils]: 13: Hoare triple {877#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:43,506 INFO L263 TraceCheckUtils]: 14: Hoare triple {877#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {844#true} is VALID [2020-07-10 14:59:43,507 INFO L280 TraceCheckUtils]: 15: Hoare triple {844#true} ~n := #in~n;~m := #in~m; {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:43,507 INFO L280 TraceCheckUtils]: 16: Hoare triple {877#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:43,507 INFO L263 TraceCheckUtils]: 17: Hoare triple {877#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {844#true} is VALID [2020-07-10 14:59:43,508 INFO L280 TraceCheckUtils]: 18: Hoare triple {844#true} ~n := #in~n;~m := #in~m; {877#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:43,509 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 [2020-07-10 14:59:43,510 INFO L280 TraceCheckUtils]: 20: Hoare triple {934#(<= |sum_#in~n| 0)} assume true; {934#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:43,512 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 [2020-07-10 14:59:43,514 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 [2020-07-10 14:59:43,514 INFO L280 TraceCheckUtils]: 23: Hoare triple {933#(<= |sum_#in~n| 1)} assume true; {933#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:43,516 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 [2020-07-10 14:59:43,517 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 [2020-07-10 14:59:43,522 INFO L280 TraceCheckUtils]: 26: Hoare triple {928#(<= |sum_#in~n| 2)} assume true; {928#(<= |sum_#in~n| 2)} is VALID [2020-07-10 14:59:43,524 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 [2020-07-10 14:59:43,526 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 [2020-07-10 14:59:43,530 INFO L280 TraceCheckUtils]: 29: Hoare triple {917#(<= |sum_#in~n| 3)} assume true; {917#(<= |sum_#in~n| 3)} is VALID [2020-07-10 14:59:43,532 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 [2020-07-10 14:59:43,536 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 [2020-07-10 14:59:43,536 INFO L280 TraceCheckUtils]: 32: Hoare triple {900#(<= |sum_#in~n| 4)} assume true; {900#(<= |sum_#in~n| 4)} is VALID [2020-07-10 14:59:43,545 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {900#(<= |sum_#in~n| 4)} {848#(<= 10 main_~a~0)} #32#return; {845#false} is VALID [2020-07-10 14:59:43,545 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 [2020-07-10 14:59:43,545 INFO L280 TraceCheckUtils]: 35: Hoare triple {845#false} assume ~result~0 == ~a~0 + ~b~0; {845#false} is VALID [2020-07-10 14:59:43,546 INFO L280 TraceCheckUtils]: 36: Hoare triple {845#false} assume !false; {845#false} is VALID [2020-07-10 14:59:43,549 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-07-10 14:59:43,549 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [953889942] [2020-07-10 14:59:43,550 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [210132568] [2020-07-10 14:59:43,550 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) [2020-07-10 14:59:43,589 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2020-07-10 14:59:43,589 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-10 14:59:43,590 INFO L264 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 12 conjunts are in the unsatisfiable core [2020-07-10 14:59:43,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:43,604 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-10 14:59:43,736 INFO L263 TraceCheckUtils]: 0: Hoare triple {844#true} call ULTIMATE.init(); {844#true} is VALID [2020-07-10 14:59:43,736 INFO L280 TraceCheckUtils]: 1: Hoare triple {844#true} assume true; {844#true} is VALID [2020-07-10 14:59:43,737 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {844#true} {844#true} #26#return; {844#true} is VALID [2020-07-10 14:59:43,737 INFO L263 TraceCheckUtils]: 3: Hoare triple {844#true} call #t~ret2 := main(); {844#true} is VALID [2020-07-10 14:59:43,738 INFO L280 TraceCheckUtils]: 4: Hoare triple {844#true} ~a~0 := 10;~b~0 := 0; {848#(<= 10 main_~a~0)} is VALID [2020-07-10 14:59:43,738 INFO L263 TraceCheckUtils]: 5: Hoare triple {848#(<= 10 main_~a~0)} call #t~ret1 := sum(~a~0, ~b~0); {844#true} is VALID [2020-07-10 14:59:43,739 INFO L280 TraceCheckUtils]: 6: Hoare triple {844#true} ~n := #in~n;~m := #in~m; {956#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:43,740 INFO L280 TraceCheckUtils]: 7: Hoare triple {956#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {956#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:43,740 INFO L263 TraceCheckUtils]: 8: Hoare triple {956#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {844#true} is VALID [2020-07-10 14:59:43,741 INFO L280 TraceCheckUtils]: 9: Hoare triple {844#true} ~n := #in~n;~m := #in~m; {956#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:43,741 INFO L280 TraceCheckUtils]: 10: Hoare triple {956#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {956#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:43,741 INFO L263 TraceCheckUtils]: 11: Hoare triple {956#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {844#true} is VALID [2020-07-10 14:59:43,742 INFO L280 TraceCheckUtils]: 12: Hoare triple {844#true} ~n := #in~n;~m := #in~m; {956#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:43,743 INFO L280 TraceCheckUtils]: 13: Hoare triple {956#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {956#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:43,743 INFO L263 TraceCheckUtils]: 14: Hoare triple {956#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {844#true} is VALID [2020-07-10 14:59:43,744 INFO L280 TraceCheckUtils]: 15: Hoare triple {844#true} ~n := #in~n;~m := #in~m; {956#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:43,744 INFO L280 TraceCheckUtils]: 16: Hoare triple {956#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {956#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:43,745 INFO L263 TraceCheckUtils]: 17: Hoare triple {956#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {844#true} is VALID [2020-07-10 14:59:43,746 INFO L280 TraceCheckUtils]: 18: Hoare triple {844#true} ~n := #in~n;~m := #in~m; {956#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:43,746 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 [2020-07-10 14:59:43,747 INFO L280 TraceCheckUtils]: 20: Hoare triple {934#(<= |sum_#in~n| 0)} assume true; {934#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:43,749 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 [2020-07-10 14:59:43,750 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 [2020-07-10 14:59:43,750 INFO L280 TraceCheckUtils]: 23: Hoare triple {933#(<= |sum_#in~n| 1)} assume true; {933#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:43,752 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 [2020-07-10 14:59:43,753 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 [2020-07-10 14:59:43,753 INFO L280 TraceCheckUtils]: 26: Hoare triple {928#(<= |sum_#in~n| 2)} assume true; {928#(<= |sum_#in~n| 2)} is VALID [2020-07-10 14:59:43,755 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 [2020-07-10 14:59:43,756 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 [2020-07-10 14:59:43,756 INFO L280 TraceCheckUtils]: 29: Hoare triple {917#(<= |sum_#in~n| 3)} assume true; {917#(<= |sum_#in~n| 3)} is VALID [2020-07-10 14:59:43,758 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 [2020-07-10 14:59:43,759 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 [2020-07-10 14:59:43,759 INFO L280 TraceCheckUtils]: 32: Hoare triple {900#(<= |sum_#in~n| 4)} assume true; {900#(<= |sum_#in~n| 4)} is VALID [2020-07-10 14:59:43,761 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {900#(<= |sum_#in~n| 4)} {848#(<= 10 main_~a~0)} #32#return; {845#false} is VALID [2020-07-10 14:59:43,761 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 [2020-07-10 14:59:43,761 INFO L280 TraceCheckUtils]: 35: Hoare triple {845#false} assume ~result~0 == ~a~0 + ~b~0; {845#false} is VALID [2020-07-10 14:59:43,761 INFO L280 TraceCheckUtils]: 36: Hoare triple {845#false} assume !false; {845#false} is VALID [2020-07-10 14:59:43,763 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-07-10 14:59:43,764 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-10 14:59:43,764 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 10 [2020-07-10 14:59:43,764 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [567942279] [2020-07-10 14:59:43,765 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 37 [2020-07-10 14:59:43,767 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:59:43,768 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states. [2020-07-10 14:59:43,816 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 35 edges. 35 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:59:43,816 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-10 14:59:43,816 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:59:43,817 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-10 14:59:43,817 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2020-07-10 14:59:43,817 INFO L87 Difference]: Start difference. First operand 27 states and 28 transitions. Second operand 10 states. [2020-07-10 14:59:44,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:59:44,085 INFO L93 Difference]: Finished difference Result 34 states and 35 transitions. [2020-07-10 14:59:44,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-07-10 14:59:44,085 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 37 [2020-07-10 14:59:44,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:59:44,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2020-07-10 14:59:44,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 35 transitions. [2020-07-10 14:59:44,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2020-07-10 14:59:44,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 35 transitions. [2020-07-10 14:59:44,091 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states and 35 transitions. [2020-07-10 14:59:44,151 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 35 edges. 35 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:59:44,153 INFO L225 Difference]: With dead ends: 34 [2020-07-10 14:59:44,153 INFO L226 Difference]: Without dead ends: 30 [2020-07-10 14:59:44,154 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 [2020-07-10 14:59:44,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2020-07-10 14:59:44,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2020-07-10 14:59:44,167 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:59:44,167 INFO L82 GeneralOperation]: Start isEquivalent. First operand 30 states. Second operand 30 states. [2020-07-10 14:59:44,167 INFO L74 IsIncluded]: Start isIncluded. First operand 30 states. Second operand 30 states. [2020-07-10 14:59:44,167 INFO L87 Difference]: Start difference. First operand 30 states. Second operand 30 states. [2020-07-10 14:59:44,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:59:44,170 INFO L93 Difference]: Finished difference Result 30 states and 31 transitions. [2020-07-10 14:59:44,170 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 31 transitions. [2020-07-10 14:59:44,171 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:59:44,171 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:59:44,171 INFO L74 IsIncluded]: Start isIncluded. First operand 30 states. Second operand 30 states. [2020-07-10 14:59:44,171 INFO L87 Difference]: Start difference. First operand 30 states. Second operand 30 states. [2020-07-10 14:59:44,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:59:44,173 INFO L93 Difference]: Finished difference Result 30 states and 31 transitions. [2020-07-10 14:59:44,174 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 31 transitions. [2020-07-10 14:59:44,174 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:59:44,174 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:59:44,174 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:59:44,175 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:59:44,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-07-10 14:59:44,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 31 transitions. [2020-07-10 14:59:44,177 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 31 transitions. Word has length 37 [2020-07-10 14:59:44,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:59:44,177 INFO L479 AbstractCegarLoop]: Abstraction has 30 states and 31 transitions. [2020-07-10 14:59:44,177 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-10 14:59:44,177 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 31 transitions. [2020-07-10 14:59:44,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-07-10 14:59:44,178 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:59:44,179 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 14:59:44,392 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-10 14:59:44,393 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:59:44,394 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:59:44,394 INFO L82 PathProgramCache]: Analyzing trace with hash -155447420, now seen corresponding path program 5 times [2020-07-10 14:59:44,394 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:59:44,395 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [126997267] [2020-07-10 14:59:44,395 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:59:44,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:44,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:44,436 INFO L280 TraceCheckUtils]: 0: Hoare triple {1194#true} assume true; {1194#true} is VALID [2020-07-10 14:59:44,436 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1194#true} {1194#true} #26#return; {1194#true} is VALID [2020-07-10 14:59:44,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:44,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:44,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:44,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:44,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:44,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:44,609 INFO L280 TraceCheckUtils]: 0: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:44,610 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 [2020-07-10 14:59:44,610 INFO L280 TraceCheckUtils]: 2: Hoare triple {1319#(<= |sum_#in~n| 0)} assume true; {1319#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:44,612 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 [2020-07-10 14:59:44,613 INFO L280 TraceCheckUtils]: 0: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:44,614 INFO L280 TraceCheckUtils]: 1: Hoare triple {1233#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:44,615 INFO L263 TraceCheckUtils]: 2: Hoare triple {1233#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1194#true} is VALID [2020-07-10 14:59:44,615 INFO L280 TraceCheckUtils]: 3: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:44,616 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 [2020-07-10 14:59:44,617 INFO L280 TraceCheckUtils]: 5: Hoare triple {1319#(<= |sum_#in~n| 0)} assume true; {1319#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:44,619 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 [2020-07-10 14:59:44,620 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 [2020-07-10 14:59:44,620 INFO L280 TraceCheckUtils]: 8: Hoare triple {1318#(<= |sum_#in~n| 1)} assume true; {1318#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:44,622 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 [2020-07-10 14:59:44,623 INFO L280 TraceCheckUtils]: 0: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:44,624 INFO L280 TraceCheckUtils]: 1: Hoare triple {1233#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:44,624 INFO L263 TraceCheckUtils]: 2: Hoare triple {1233#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1194#true} is VALID [2020-07-10 14:59:44,625 INFO L280 TraceCheckUtils]: 3: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:44,626 INFO L280 TraceCheckUtils]: 4: Hoare triple {1233#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:44,626 INFO L263 TraceCheckUtils]: 5: Hoare triple {1233#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1194#true} is VALID [2020-07-10 14:59:44,627 INFO L280 TraceCheckUtils]: 6: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:44,628 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 [2020-07-10 14:59:44,629 INFO L280 TraceCheckUtils]: 8: Hoare triple {1319#(<= |sum_#in~n| 0)} assume true; {1319#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:44,630 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 [2020-07-10 14:59:44,631 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 [2020-07-10 14:59:44,632 INFO L280 TraceCheckUtils]: 11: Hoare triple {1318#(<= |sum_#in~n| 1)} assume true; {1318#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:44,634 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 [2020-07-10 14:59:44,635 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 [2020-07-10 14:59:44,635 INFO L280 TraceCheckUtils]: 14: Hoare triple {1313#(<= |sum_#in~n| 2)} assume true; {1313#(<= |sum_#in~n| 2)} is VALID [2020-07-10 14:59:44,638 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 [2020-07-10 14:59:44,639 INFO L280 TraceCheckUtils]: 0: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:44,639 INFO L280 TraceCheckUtils]: 1: Hoare triple {1233#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:44,640 INFO L263 TraceCheckUtils]: 2: Hoare triple {1233#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1194#true} is VALID [2020-07-10 14:59:44,640 INFO L280 TraceCheckUtils]: 3: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:44,641 INFO L280 TraceCheckUtils]: 4: Hoare triple {1233#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:44,641 INFO L263 TraceCheckUtils]: 5: Hoare triple {1233#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1194#true} is VALID [2020-07-10 14:59:44,642 INFO L280 TraceCheckUtils]: 6: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:44,643 INFO L280 TraceCheckUtils]: 7: Hoare triple {1233#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:44,643 INFO L263 TraceCheckUtils]: 8: Hoare triple {1233#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1194#true} is VALID [2020-07-10 14:59:44,644 INFO L280 TraceCheckUtils]: 9: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:44,645 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 [2020-07-10 14:59:44,646 INFO L280 TraceCheckUtils]: 11: Hoare triple {1319#(<= |sum_#in~n| 0)} assume true; {1319#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:44,647 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 [2020-07-10 14:59:44,648 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 [2020-07-10 14:59:44,649 INFO L280 TraceCheckUtils]: 14: Hoare triple {1318#(<= |sum_#in~n| 1)} assume true; {1318#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:44,650 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 [2020-07-10 14:59:44,651 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 [2020-07-10 14:59:44,652 INFO L280 TraceCheckUtils]: 17: Hoare triple {1313#(<= |sum_#in~n| 2)} assume true; {1313#(<= |sum_#in~n| 2)} is VALID [2020-07-10 14:59:44,653 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 [2020-07-10 14:59:44,654 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 [2020-07-10 14:59:44,655 INFO L280 TraceCheckUtils]: 20: Hoare triple {1302#(<= |sum_#in~n| 3)} assume true; {1302#(<= |sum_#in~n| 3)} is VALID [2020-07-10 14:59:44,656 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 [2020-07-10 14:59:44,658 INFO L280 TraceCheckUtils]: 0: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:44,658 INFO L280 TraceCheckUtils]: 1: Hoare triple {1233#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:44,659 INFO L263 TraceCheckUtils]: 2: Hoare triple {1233#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1194#true} is VALID [2020-07-10 14:59:44,659 INFO L280 TraceCheckUtils]: 3: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:44,660 INFO L280 TraceCheckUtils]: 4: Hoare triple {1233#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:44,660 INFO L263 TraceCheckUtils]: 5: Hoare triple {1233#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1194#true} is VALID [2020-07-10 14:59:44,661 INFO L280 TraceCheckUtils]: 6: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:44,661 INFO L280 TraceCheckUtils]: 7: Hoare triple {1233#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:44,662 INFO L263 TraceCheckUtils]: 8: Hoare triple {1233#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1194#true} is VALID [2020-07-10 14:59:44,662 INFO L280 TraceCheckUtils]: 9: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:44,663 INFO L280 TraceCheckUtils]: 10: Hoare triple {1233#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:44,663 INFO L263 TraceCheckUtils]: 11: Hoare triple {1233#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1194#true} is VALID [2020-07-10 14:59:44,664 INFO L280 TraceCheckUtils]: 12: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:44,664 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 [2020-07-10 14:59:44,665 INFO L280 TraceCheckUtils]: 14: Hoare triple {1319#(<= |sum_#in~n| 0)} assume true; {1319#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:44,667 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 [2020-07-10 14:59:44,668 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 [2020-07-10 14:59:44,668 INFO L280 TraceCheckUtils]: 17: Hoare triple {1318#(<= |sum_#in~n| 1)} assume true; {1318#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:44,670 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 [2020-07-10 14:59:44,670 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 [2020-07-10 14:59:44,671 INFO L280 TraceCheckUtils]: 20: Hoare triple {1313#(<= |sum_#in~n| 2)} assume true; {1313#(<= |sum_#in~n| 2)} is VALID [2020-07-10 14:59:44,673 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 [2020-07-10 14:59:44,673 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 [2020-07-10 14:59:44,674 INFO L280 TraceCheckUtils]: 23: Hoare triple {1302#(<= |sum_#in~n| 3)} assume true; {1302#(<= |sum_#in~n| 3)} is VALID [2020-07-10 14:59:44,675 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 [2020-07-10 14:59:44,676 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 [2020-07-10 14:59:44,677 INFO L280 TraceCheckUtils]: 26: Hoare triple {1285#(<= |sum_#in~n| 4)} assume true; {1285#(<= |sum_#in~n| 4)} is VALID [2020-07-10 14:59:44,679 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 [2020-07-10 14:59:44,681 INFO L280 TraceCheckUtils]: 0: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:44,681 INFO L280 TraceCheckUtils]: 1: Hoare triple {1233#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:44,682 INFO L263 TraceCheckUtils]: 2: Hoare triple {1233#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1194#true} is VALID [2020-07-10 14:59:44,682 INFO L280 TraceCheckUtils]: 3: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:44,683 INFO L280 TraceCheckUtils]: 4: Hoare triple {1233#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:44,683 INFO L263 TraceCheckUtils]: 5: Hoare triple {1233#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1194#true} is VALID [2020-07-10 14:59:44,684 INFO L280 TraceCheckUtils]: 6: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:44,684 INFO L280 TraceCheckUtils]: 7: Hoare triple {1233#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:44,685 INFO L263 TraceCheckUtils]: 8: Hoare triple {1233#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1194#true} is VALID [2020-07-10 14:59:44,685 INFO L280 TraceCheckUtils]: 9: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:44,686 INFO L280 TraceCheckUtils]: 10: Hoare triple {1233#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:44,686 INFO L263 TraceCheckUtils]: 11: Hoare triple {1233#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1194#true} is VALID [2020-07-10 14:59:44,687 INFO L280 TraceCheckUtils]: 12: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:44,687 INFO L280 TraceCheckUtils]: 13: Hoare triple {1233#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:44,687 INFO L263 TraceCheckUtils]: 14: Hoare triple {1233#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1194#true} is VALID [2020-07-10 14:59:44,688 INFO L280 TraceCheckUtils]: 15: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:44,689 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 [2020-07-10 14:59:44,689 INFO L280 TraceCheckUtils]: 17: Hoare triple {1319#(<= |sum_#in~n| 0)} assume true; {1319#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:44,691 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 [2020-07-10 14:59:44,692 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 [2020-07-10 14:59:44,692 INFO L280 TraceCheckUtils]: 20: Hoare triple {1318#(<= |sum_#in~n| 1)} assume true; {1318#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:44,694 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 [2020-07-10 14:59:44,695 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 [2020-07-10 14:59:44,695 INFO L280 TraceCheckUtils]: 23: Hoare triple {1313#(<= |sum_#in~n| 2)} assume true; {1313#(<= |sum_#in~n| 2)} is VALID [2020-07-10 14:59:44,697 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 [2020-07-10 14:59:44,698 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 [2020-07-10 14:59:44,698 INFO L280 TraceCheckUtils]: 26: Hoare triple {1302#(<= |sum_#in~n| 3)} assume true; {1302#(<= |sum_#in~n| 3)} is VALID [2020-07-10 14:59:44,700 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 [2020-07-10 14:59:44,701 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 [2020-07-10 14:59:44,701 INFO L280 TraceCheckUtils]: 29: Hoare triple {1285#(<= |sum_#in~n| 4)} assume true; {1285#(<= |sum_#in~n| 4)} is VALID [2020-07-10 14:59:44,703 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 [2020-07-10 14:59:44,704 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 [2020-07-10 14:59:44,705 INFO L280 TraceCheckUtils]: 32: Hoare triple {1262#(<= |sum_#in~n| 5)} assume true; {1262#(<= |sum_#in~n| 5)} is VALID [2020-07-10 14:59:44,706 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {1262#(<= |sum_#in~n| 5)} {1198#(<= 10 main_~a~0)} #32#return; {1195#false} is VALID [2020-07-10 14:59:44,708 INFO L263 TraceCheckUtils]: 0: Hoare triple {1194#true} call ULTIMATE.init(); {1194#true} is VALID [2020-07-10 14:59:44,708 INFO L280 TraceCheckUtils]: 1: Hoare triple {1194#true} assume true; {1194#true} is VALID [2020-07-10 14:59:44,708 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1194#true} {1194#true} #26#return; {1194#true} is VALID [2020-07-10 14:59:44,709 INFO L263 TraceCheckUtils]: 3: Hoare triple {1194#true} call #t~ret2 := main(); {1194#true} is VALID [2020-07-10 14:59:44,709 INFO L280 TraceCheckUtils]: 4: Hoare triple {1194#true} ~a~0 := 10;~b~0 := 0; {1198#(<= 10 main_~a~0)} is VALID [2020-07-10 14:59:44,710 INFO L263 TraceCheckUtils]: 5: Hoare triple {1198#(<= 10 main_~a~0)} call #t~ret1 := sum(~a~0, ~b~0); {1194#true} is VALID [2020-07-10 14:59:44,710 INFO L280 TraceCheckUtils]: 6: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:44,711 INFO L280 TraceCheckUtils]: 7: Hoare triple {1233#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:44,711 INFO L263 TraceCheckUtils]: 8: Hoare triple {1233#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1194#true} is VALID [2020-07-10 14:59:44,712 INFO L280 TraceCheckUtils]: 9: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:44,712 INFO L280 TraceCheckUtils]: 10: Hoare triple {1233#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:44,712 INFO L263 TraceCheckUtils]: 11: Hoare triple {1233#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1194#true} is VALID [2020-07-10 14:59:44,713 INFO L280 TraceCheckUtils]: 12: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:44,713 INFO L280 TraceCheckUtils]: 13: Hoare triple {1233#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:44,714 INFO L263 TraceCheckUtils]: 14: Hoare triple {1233#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1194#true} is VALID [2020-07-10 14:59:44,714 INFO L280 TraceCheckUtils]: 15: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:44,715 INFO L280 TraceCheckUtils]: 16: Hoare triple {1233#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:44,715 INFO L263 TraceCheckUtils]: 17: Hoare triple {1233#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1194#true} is VALID [2020-07-10 14:59:44,716 INFO L280 TraceCheckUtils]: 18: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:44,716 INFO L280 TraceCheckUtils]: 19: Hoare triple {1233#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:44,717 INFO L263 TraceCheckUtils]: 20: Hoare triple {1233#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1194#true} is VALID [2020-07-10 14:59:44,717 INFO L280 TraceCheckUtils]: 21: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1233#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:44,718 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 [2020-07-10 14:59:44,719 INFO L280 TraceCheckUtils]: 23: Hoare triple {1319#(<= |sum_#in~n| 0)} assume true; {1319#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:44,720 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 [2020-07-10 14:59:44,721 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 [2020-07-10 14:59:44,721 INFO L280 TraceCheckUtils]: 26: Hoare triple {1318#(<= |sum_#in~n| 1)} assume true; {1318#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:44,723 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 [2020-07-10 14:59:44,724 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 [2020-07-10 14:59:44,724 INFO L280 TraceCheckUtils]: 29: Hoare triple {1313#(<= |sum_#in~n| 2)} assume true; {1313#(<= |sum_#in~n| 2)} is VALID [2020-07-10 14:59:44,726 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 [2020-07-10 14:59:44,727 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 [2020-07-10 14:59:44,727 INFO L280 TraceCheckUtils]: 32: Hoare triple {1302#(<= |sum_#in~n| 3)} assume true; {1302#(<= |sum_#in~n| 3)} is VALID [2020-07-10 14:59:44,729 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 [2020-07-10 14:59:44,730 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 [2020-07-10 14:59:44,730 INFO L280 TraceCheckUtils]: 35: Hoare triple {1285#(<= |sum_#in~n| 4)} assume true; {1285#(<= |sum_#in~n| 4)} is VALID [2020-07-10 14:59:44,732 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 [2020-07-10 14:59:44,733 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 [2020-07-10 14:59:44,733 INFO L280 TraceCheckUtils]: 38: Hoare triple {1262#(<= |sum_#in~n| 5)} assume true; {1262#(<= |sum_#in~n| 5)} is VALID [2020-07-10 14:59:44,735 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {1262#(<= |sum_#in~n| 5)} {1198#(<= 10 main_~a~0)} #32#return; {1195#false} is VALID [2020-07-10 14:59:44,735 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 [2020-07-10 14:59:44,735 INFO L280 TraceCheckUtils]: 41: Hoare triple {1195#false} assume ~result~0 == ~a~0 + ~b~0; {1195#false} is VALID [2020-07-10 14:59:44,736 INFO L280 TraceCheckUtils]: 42: Hoare triple {1195#false} assume !false; {1195#false} is VALID [2020-07-10 14:59:44,738 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-07-10 14:59:44,738 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [126997267] [2020-07-10 14:59:44,738 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1199562696] [2020-07-10 14:59:44,739 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 [2020-07-10 14:59:44,779 INFO L249 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2020-07-10 14:59:44,780 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-10 14:59:44,781 INFO L264 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 14 conjunts are in the unsatisfiable core [2020-07-10 14:59:44,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:44,798 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-10 14:59:44,984 INFO L263 TraceCheckUtils]: 0: Hoare triple {1194#true} call ULTIMATE.init(); {1194#true} is VALID [2020-07-10 14:59:44,984 INFO L280 TraceCheckUtils]: 1: Hoare triple {1194#true} assume true; {1194#true} is VALID [2020-07-10 14:59:44,985 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1194#true} {1194#true} #26#return; {1194#true} is VALID [2020-07-10 14:59:44,985 INFO L263 TraceCheckUtils]: 3: Hoare triple {1194#true} call #t~ret2 := main(); {1194#true} is VALID [2020-07-10 14:59:44,985 INFO L280 TraceCheckUtils]: 4: Hoare triple {1194#true} ~a~0 := 10;~b~0 := 0; {1198#(<= 10 main_~a~0)} is VALID [2020-07-10 14:59:44,986 INFO L263 TraceCheckUtils]: 5: Hoare triple {1198#(<= 10 main_~a~0)} call #t~ret1 := sum(~a~0, ~b~0); {1194#true} is VALID [2020-07-10 14:59:44,986 INFO L280 TraceCheckUtils]: 6: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1341#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:44,987 INFO L280 TraceCheckUtils]: 7: Hoare triple {1341#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {1341#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:44,987 INFO L263 TraceCheckUtils]: 8: Hoare triple {1341#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1194#true} is VALID [2020-07-10 14:59:44,988 INFO L280 TraceCheckUtils]: 9: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1341#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:44,988 INFO L280 TraceCheckUtils]: 10: Hoare triple {1341#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {1341#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:44,988 INFO L263 TraceCheckUtils]: 11: Hoare triple {1341#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1194#true} is VALID [2020-07-10 14:59:44,989 INFO L280 TraceCheckUtils]: 12: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1341#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:44,994 INFO L280 TraceCheckUtils]: 13: Hoare triple {1341#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {1341#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:44,995 INFO L263 TraceCheckUtils]: 14: Hoare triple {1341#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1194#true} is VALID [2020-07-10 14:59:44,996 INFO L280 TraceCheckUtils]: 15: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1341#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:44,996 INFO L280 TraceCheckUtils]: 16: Hoare triple {1341#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {1341#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:44,996 INFO L263 TraceCheckUtils]: 17: Hoare triple {1341#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1194#true} is VALID [2020-07-10 14:59:44,997 INFO L280 TraceCheckUtils]: 18: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1341#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:44,998 INFO L280 TraceCheckUtils]: 19: Hoare triple {1341#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {1341#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:44,998 INFO L263 TraceCheckUtils]: 20: Hoare triple {1341#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1194#true} is VALID [2020-07-10 14:59:44,999 INFO L280 TraceCheckUtils]: 21: Hoare triple {1194#true} ~n := #in~n;~m := #in~m; {1341#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:44,999 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 [2020-07-10 14:59:45,000 INFO L280 TraceCheckUtils]: 23: Hoare triple {1319#(<= |sum_#in~n| 0)} assume true; {1319#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:45,002 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 [2020-07-10 14:59:45,002 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 [2020-07-10 14:59:45,003 INFO L280 TraceCheckUtils]: 26: Hoare triple {1318#(<= |sum_#in~n| 1)} assume true; {1318#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:45,005 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 [2020-07-10 14:59:45,006 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 [2020-07-10 14:59:45,006 INFO L280 TraceCheckUtils]: 29: Hoare triple {1313#(<= |sum_#in~n| 2)} assume true; {1313#(<= |sum_#in~n| 2)} is VALID [2020-07-10 14:59:45,007 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 [2020-07-10 14:59:45,008 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 [2020-07-10 14:59:45,008 INFO L280 TraceCheckUtils]: 32: Hoare triple {1302#(<= |sum_#in~n| 3)} assume true; {1302#(<= |sum_#in~n| 3)} is VALID [2020-07-10 14:59:45,010 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 [2020-07-10 14:59:45,010 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 [2020-07-10 14:59:45,011 INFO L280 TraceCheckUtils]: 35: Hoare triple {1285#(<= |sum_#in~n| 4)} assume true; {1285#(<= |sum_#in~n| 4)} is VALID [2020-07-10 14:59:45,012 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 [2020-07-10 14:59:45,013 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 [2020-07-10 14:59:45,014 INFO L280 TraceCheckUtils]: 38: Hoare triple {1262#(<= |sum_#in~n| 5)} assume true; {1262#(<= |sum_#in~n| 5)} is VALID [2020-07-10 14:59:45,015 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {1262#(<= |sum_#in~n| 5)} {1198#(<= 10 main_~a~0)} #32#return; {1195#false} is VALID [2020-07-10 14:59:45,015 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 [2020-07-10 14:59:45,015 INFO L280 TraceCheckUtils]: 41: Hoare triple {1195#false} assume ~result~0 == ~a~0 + ~b~0; {1195#false} is VALID [2020-07-10 14:59:45,016 INFO L280 TraceCheckUtils]: 42: Hoare triple {1195#false} assume !false; {1195#false} is VALID [2020-07-10 14:59:45,019 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-07-10 14:59:45,019 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-10 14:59:45,019 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 11 [2020-07-10 14:59:45,020 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1497033825] [2020-07-10 14:59:45,020 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 43 [2020-07-10 14:59:45,024 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:59:45,024 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states. [2020-07-10 14:59:45,091 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 39 edges. 39 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:59:45,091 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-10 14:59:45,092 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:59:45,092 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-10 14:59:45,092 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2020-07-10 14:59:45,092 INFO L87 Difference]: Start difference. First operand 30 states and 31 transitions. Second operand 11 states. [2020-07-10 14:59:45,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:59:45,349 INFO L93 Difference]: Finished difference Result 37 states and 38 transitions. [2020-07-10 14:59:45,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-10 14:59:45,350 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 43 [2020-07-10 14:59:45,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:59:45,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-10 14:59:45,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 38 transitions. [2020-07-10 14:59:45,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-10 14:59:45,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 38 transitions. [2020-07-10 14:59:45,354 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 38 transitions. [2020-07-10 14:59:45,412 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 38 edges. 38 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:59:45,414 INFO L225 Difference]: With dead ends: 37 [2020-07-10 14:59:45,414 INFO L226 Difference]: Without dead ends: 33 [2020-07-10 14:59:45,415 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 [2020-07-10 14:59:45,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2020-07-10 14:59:45,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2020-07-10 14:59:45,424 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:59:45,424 INFO L82 GeneralOperation]: Start isEquivalent. First operand 33 states. Second operand 33 states. [2020-07-10 14:59:45,424 INFO L74 IsIncluded]: Start isIncluded. First operand 33 states. Second operand 33 states. [2020-07-10 14:59:45,424 INFO L87 Difference]: Start difference. First operand 33 states. Second operand 33 states. [2020-07-10 14:59:45,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:59:45,427 INFO L93 Difference]: Finished difference Result 33 states and 34 transitions. [2020-07-10 14:59:45,427 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2020-07-10 14:59:45,427 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:59:45,428 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:59:45,428 INFO L74 IsIncluded]: Start isIncluded. First operand 33 states. Second operand 33 states. [2020-07-10 14:59:45,428 INFO L87 Difference]: Start difference. First operand 33 states. Second operand 33 states. [2020-07-10 14:59:45,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:59:45,430 INFO L93 Difference]: Finished difference Result 33 states and 34 transitions. [2020-07-10 14:59:45,431 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2020-07-10 14:59:45,431 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:59:45,431 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:59:45,432 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:59:45,432 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:59:45,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2020-07-10 14:59:45,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 34 transitions. [2020-07-10 14:59:45,434 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 34 transitions. Word has length 43 [2020-07-10 14:59:45,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:59:45,434 INFO L479 AbstractCegarLoop]: Abstraction has 33 states and 34 transitions. [2020-07-10 14:59:45,434 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-10 14:59:45,435 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2020-07-10 14:59:45,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-07-10 14:59:45,436 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:59:45,436 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 14:59:45,636 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2020-07-10 14:59:45,637 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:59:45,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:59:45,638 INFO L82 PathProgramCache]: Analyzing trace with hash 1716183644, now seen corresponding path program 6 times [2020-07-10 14:59:45,638 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:59:45,639 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [600105113] [2020-07-10 14:59:45,639 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:59:45,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:45,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:45,674 INFO L280 TraceCheckUtils]: 0: Hoare triple {1611#true} assume true; {1611#true} is VALID [2020-07-10 14:59:45,674 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1611#true} {1611#true} #26#return; {1611#true} is VALID [2020-07-10 14:59:45,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:45,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:45,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:45,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:45,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:45,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:45,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:45,882 INFO L280 TraceCheckUtils]: 0: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:45,884 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 [2020-07-10 14:59:45,885 INFO L280 TraceCheckUtils]: 2: Hoare triple {1777#(<= |sum_#in~n| 0)} assume true; {1777#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:45,887 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 [2020-07-10 14:59:45,888 INFO L280 TraceCheckUtils]: 0: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:45,889 INFO L280 TraceCheckUtils]: 1: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:45,889 INFO L263 TraceCheckUtils]: 2: Hoare triple {1656#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-10 14:59:45,890 INFO L280 TraceCheckUtils]: 3: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:45,891 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 [2020-07-10 14:59:45,892 INFO L280 TraceCheckUtils]: 5: Hoare triple {1777#(<= |sum_#in~n| 0)} assume true; {1777#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:45,894 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 [2020-07-10 14:59:45,895 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 [2020-07-10 14:59:45,896 INFO L280 TraceCheckUtils]: 8: Hoare triple {1776#(<= |sum_#in~n| 1)} assume true; {1776#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:45,897 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 [2020-07-10 14:59:45,898 INFO L280 TraceCheckUtils]: 0: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:45,899 INFO L280 TraceCheckUtils]: 1: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:45,899 INFO L263 TraceCheckUtils]: 2: Hoare triple {1656#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-10 14:59:45,900 INFO L280 TraceCheckUtils]: 3: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:45,901 INFO L280 TraceCheckUtils]: 4: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:45,901 INFO L263 TraceCheckUtils]: 5: Hoare triple {1656#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-10 14:59:45,902 INFO L280 TraceCheckUtils]: 6: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:45,903 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 [2020-07-10 14:59:45,903 INFO L280 TraceCheckUtils]: 8: Hoare triple {1777#(<= |sum_#in~n| 0)} assume true; {1777#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:45,905 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 [2020-07-10 14:59:45,906 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 [2020-07-10 14:59:45,907 INFO L280 TraceCheckUtils]: 11: Hoare triple {1776#(<= |sum_#in~n| 1)} assume true; {1776#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:45,908 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 [2020-07-10 14:59:45,909 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 [2020-07-10 14:59:45,910 INFO L280 TraceCheckUtils]: 14: Hoare triple {1771#(<= |sum_#in~n| 2)} assume true; {1771#(<= |sum_#in~n| 2)} is VALID [2020-07-10 14:59:45,912 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 [2020-07-10 14:59:45,913 INFO L280 TraceCheckUtils]: 0: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:45,913 INFO L280 TraceCheckUtils]: 1: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:45,914 INFO L263 TraceCheckUtils]: 2: Hoare triple {1656#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-10 14:59:45,914 INFO L280 TraceCheckUtils]: 3: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:45,915 INFO L280 TraceCheckUtils]: 4: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:45,915 INFO L263 TraceCheckUtils]: 5: Hoare triple {1656#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-10 14:59:45,916 INFO L280 TraceCheckUtils]: 6: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:45,916 INFO L280 TraceCheckUtils]: 7: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:45,917 INFO L263 TraceCheckUtils]: 8: Hoare triple {1656#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-10 14:59:45,918 INFO L280 TraceCheckUtils]: 9: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:45,919 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 [2020-07-10 14:59:45,919 INFO L280 TraceCheckUtils]: 11: Hoare triple {1777#(<= |sum_#in~n| 0)} assume true; {1777#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:45,922 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 [2020-07-10 14:59:45,923 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 [2020-07-10 14:59:45,923 INFO L280 TraceCheckUtils]: 14: Hoare triple {1776#(<= |sum_#in~n| 1)} assume true; {1776#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:45,925 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 [2020-07-10 14:59:45,926 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 [2020-07-10 14:59:45,927 INFO L280 TraceCheckUtils]: 17: Hoare triple {1771#(<= |sum_#in~n| 2)} assume true; {1771#(<= |sum_#in~n| 2)} is VALID [2020-07-10 14:59:45,929 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 [2020-07-10 14:59:45,930 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 [2020-07-10 14:59:45,931 INFO L280 TraceCheckUtils]: 20: Hoare triple {1760#(<= |sum_#in~n| 3)} assume true; {1760#(<= |sum_#in~n| 3)} is VALID [2020-07-10 14:59:45,933 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 [2020-07-10 14:59:45,934 INFO L280 TraceCheckUtils]: 0: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:45,935 INFO L280 TraceCheckUtils]: 1: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:45,935 INFO L263 TraceCheckUtils]: 2: Hoare triple {1656#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-10 14:59:45,936 INFO L280 TraceCheckUtils]: 3: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:45,936 INFO L280 TraceCheckUtils]: 4: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:45,937 INFO L263 TraceCheckUtils]: 5: Hoare triple {1656#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-10 14:59:45,937 INFO L280 TraceCheckUtils]: 6: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:45,938 INFO L280 TraceCheckUtils]: 7: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:45,938 INFO L263 TraceCheckUtils]: 8: Hoare triple {1656#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-10 14:59:45,939 INFO L280 TraceCheckUtils]: 9: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:45,940 INFO L280 TraceCheckUtils]: 10: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:45,940 INFO L263 TraceCheckUtils]: 11: Hoare triple {1656#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-10 14:59:45,941 INFO L280 TraceCheckUtils]: 12: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:45,942 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 [2020-07-10 14:59:45,943 INFO L280 TraceCheckUtils]: 14: Hoare triple {1777#(<= |sum_#in~n| 0)} assume true; {1777#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:45,945 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 [2020-07-10 14:59:45,946 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 [2020-07-10 14:59:45,946 INFO L280 TraceCheckUtils]: 17: Hoare triple {1776#(<= |sum_#in~n| 1)} assume true; {1776#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:45,948 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 [2020-07-10 14:59:45,949 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 [2020-07-10 14:59:45,950 INFO L280 TraceCheckUtils]: 20: Hoare triple {1771#(<= |sum_#in~n| 2)} assume true; {1771#(<= |sum_#in~n| 2)} is VALID [2020-07-10 14:59:45,952 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 [2020-07-10 14:59:45,953 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 [2020-07-10 14:59:45,954 INFO L280 TraceCheckUtils]: 23: Hoare triple {1760#(<= |sum_#in~n| 3)} assume true; {1760#(<= |sum_#in~n| 3)} is VALID [2020-07-10 14:59:45,956 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 [2020-07-10 14:59:45,956 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 [2020-07-10 14:59:45,957 INFO L280 TraceCheckUtils]: 26: Hoare triple {1743#(<= |sum_#in~n| 4)} assume true; {1743#(<= |sum_#in~n| 4)} is VALID [2020-07-10 14:59:45,959 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 [2020-07-10 14:59:45,960 INFO L280 TraceCheckUtils]: 0: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:45,961 INFO L280 TraceCheckUtils]: 1: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:45,962 INFO L263 TraceCheckUtils]: 2: Hoare triple {1656#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-10 14:59:45,963 INFO L280 TraceCheckUtils]: 3: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:45,963 INFO L280 TraceCheckUtils]: 4: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:45,964 INFO L263 TraceCheckUtils]: 5: Hoare triple {1656#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-10 14:59:45,964 INFO L280 TraceCheckUtils]: 6: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:45,965 INFO L280 TraceCheckUtils]: 7: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:45,966 INFO L263 TraceCheckUtils]: 8: Hoare triple {1656#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-10 14:59:45,966 INFO L280 TraceCheckUtils]: 9: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:45,967 INFO L280 TraceCheckUtils]: 10: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:45,968 INFO L263 TraceCheckUtils]: 11: Hoare triple {1656#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-10 14:59:45,968 INFO L280 TraceCheckUtils]: 12: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:45,969 INFO L280 TraceCheckUtils]: 13: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:45,970 INFO L263 TraceCheckUtils]: 14: Hoare triple {1656#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-10 14:59:45,971 INFO L280 TraceCheckUtils]: 15: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:45,972 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 [2020-07-10 14:59:45,973 INFO L280 TraceCheckUtils]: 17: Hoare triple {1777#(<= |sum_#in~n| 0)} assume true; {1777#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:45,975 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 [2020-07-10 14:59:45,976 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 [2020-07-10 14:59:45,976 INFO L280 TraceCheckUtils]: 20: Hoare triple {1776#(<= |sum_#in~n| 1)} assume true; {1776#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:45,978 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 [2020-07-10 14:59:45,979 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 [2020-07-10 14:59:45,980 INFO L280 TraceCheckUtils]: 23: Hoare triple {1771#(<= |sum_#in~n| 2)} assume true; {1771#(<= |sum_#in~n| 2)} is VALID [2020-07-10 14:59:45,982 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 [2020-07-10 14:59:45,982 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 [2020-07-10 14:59:45,983 INFO L280 TraceCheckUtils]: 26: Hoare triple {1760#(<= |sum_#in~n| 3)} assume true; {1760#(<= |sum_#in~n| 3)} is VALID [2020-07-10 14:59:45,985 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 [2020-07-10 14:59:45,986 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 [2020-07-10 14:59:45,987 INFO L280 TraceCheckUtils]: 29: Hoare triple {1743#(<= |sum_#in~n| 4)} assume true; {1743#(<= |sum_#in~n| 4)} is VALID [2020-07-10 14:59:45,988 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 [2020-07-10 14:59:45,989 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 [2020-07-10 14:59:45,990 INFO L280 TraceCheckUtils]: 32: Hoare triple {1720#(<= |sum_#in~n| 5)} assume true; {1720#(<= |sum_#in~n| 5)} is VALID [2020-07-10 14:59:45,991 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 [2020-07-10 14:59:45,993 INFO L280 TraceCheckUtils]: 0: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:45,994 INFO L280 TraceCheckUtils]: 1: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:45,994 INFO L263 TraceCheckUtils]: 2: Hoare triple {1656#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-10 14:59:45,995 INFO L280 TraceCheckUtils]: 3: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:45,995 INFO L280 TraceCheckUtils]: 4: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:45,996 INFO L263 TraceCheckUtils]: 5: Hoare triple {1656#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-10 14:59:45,996 INFO L280 TraceCheckUtils]: 6: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:45,997 INFO L280 TraceCheckUtils]: 7: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:45,997 INFO L263 TraceCheckUtils]: 8: Hoare triple {1656#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-10 14:59:45,998 INFO L280 TraceCheckUtils]: 9: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:45,998 INFO L280 TraceCheckUtils]: 10: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:45,999 INFO L263 TraceCheckUtils]: 11: Hoare triple {1656#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-10 14:59:45,999 INFO L280 TraceCheckUtils]: 12: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:46,000 INFO L280 TraceCheckUtils]: 13: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:46,000 INFO L263 TraceCheckUtils]: 14: Hoare triple {1656#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-10 14:59:46,001 INFO L280 TraceCheckUtils]: 15: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:46,002 INFO L280 TraceCheckUtils]: 16: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:46,002 INFO L263 TraceCheckUtils]: 17: Hoare triple {1656#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-10 14:59:46,002 INFO L280 TraceCheckUtils]: 18: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:46,003 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 [2020-07-10 14:59:46,004 INFO L280 TraceCheckUtils]: 20: Hoare triple {1777#(<= |sum_#in~n| 0)} assume true; {1777#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:46,006 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 [2020-07-10 14:59:46,007 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 [2020-07-10 14:59:46,008 INFO L280 TraceCheckUtils]: 23: Hoare triple {1776#(<= |sum_#in~n| 1)} assume true; {1776#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:46,010 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 [2020-07-10 14:59:46,011 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 [2020-07-10 14:59:46,012 INFO L280 TraceCheckUtils]: 26: Hoare triple {1771#(<= |sum_#in~n| 2)} assume true; {1771#(<= |sum_#in~n| 2)} is VALID [2020-07-10 14:59:46,014 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 [2020-07-10 14:59:46,015 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 [2020-07-10 14:59:46,015 INFO L280 TraceCheckUtils]: 29: Hoare triple {1760#(<= |sum_#in~n| 3)} assume true; {1760#(<= |sum_#in~n| 3)} is VALID [2020-07-10 14:59:46,017 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 [2020-07-10 14:59:46,018 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 [2020-07-10 14:59:46,019 INFO L280 TraceCheckUtils]: 32: Hoare triple {1743#(<= |sum_#in~n| 4)} assume true; {1743#(<= |sum_#in~n| 4)} is VALID [2020-07-10 14:59:46,021 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 [2020-07-10 14:59:46,022 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 [2020-07-10 14:59:46,022 INFO L280 TraceCheckUtils]: 35: Hoare triple {1720#(<= |sum_#in~n| 5)} assume true; {1720#(<= |sum_#in~n| 5)} is VALID [2020-07-10 14:59:46,024 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 [2020-07-10 14:59:46,025 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 [2020-07-10 14:59:46,025 INFO L280 TraceCheckUtils]: 38: Hoare triple {1691#(<= |sum_#in~n| 6)} assume true; {1691#(<= |sum_#in~n| 6)} is VALID [2020-07-10 14:59:46,027 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {1691#(<= |sum_#in~n| 6)} {1615#(<= 10 main_~a~0)} #32#return; {1612#false} is VALID [2020-07-10 14:59:46,029 INFO L263 TraceCheckUtils]: 0: Hoare triple {1611#true} call ULTIMATE.init(); {1611#true} is VALID [2020-07-10 14:59:46,029 INFO L280 TraceCheckUtils]: 1: Hoare triple {1611#true} assume true; {1611#true} is VALID [2020-07-10 14:59:46,030 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1611#true} {1611#true} #26#return; {1611#true} is VALID [2020-07-10 14:59:46,030 INFO L263 TraceCheckUtils]: 3: Hoare triple {1611#true} call #t~ret2 := main(); {1611#true} is VALID [2020-07-10 14:59:46,031 INFO L280 TraceCheckUtils]: 4: Hoare triple {1611#true} ~a~0 := 10;~b~0 := 0; {1615#(<= 10 main_~a~0)} is VALID [2020-07-10 14:59:46,031 INFO L263 TraceCheckUtils]: 5: Hoare triple {1615#(<= 10 main_~a~0)} call #t~ret1 := sum(~a~0, ~b~0); {1611#true} is VALID [2020-07-10 14:59:46,032 INFO L280 TraceCheckUtils]: 6: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:46,033 INFO L280 TraceCheckUtils]: 7: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:46,033 INFO L263 TraceCheckUtils]: 8: Hoare triple {1656#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-10 14:59:46,033 INFO L280 TraceCheckUtils]: 9: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:46,034 INFO L280 TraceCheckUtils]: 10: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:46,035 INFO L263 TraceCheckUtils]: 11: Hoare triple {1656#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-10 14:59:46,035 INFO L280 TraceCheckUtils]: 12: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:46,036 INFO L280 TraceCheckUtils]: 13: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:46,036 INFO L263 TraceCheckUtils]: 14: Hoare triple {1656#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-10 14:59:46,037 INFO L280 TraceCheckUtils]: 15: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:46,037 INFO L280 TraceCheckUtils]: 16: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:46,038 INFO L263 TraceCheckUtils]: 17: Hoare triple {1656#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-10 14:59:46,038 INFO L280 TraceCheckUtils]: 18: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:46,039 INFO L280 TraceCheckUtils]: 19: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:46,039 INFO L263 TraceCheckUtils]: 20: Hoare triple {1656#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-10 14:59:46,040 INFO L280 TraceCheckUtils]: 21: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:46,041 INFO L280 TraceCheckUtils]: 22: Hoare triple {1656#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:46,041 INFO L263 TraceCheckUtils]: 23: Hoare triple {1656#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-10 14:59:46,042 INFO L280 TraceCheckUtils]: 24: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1656#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:46,042 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 [2020-07-10 14:59:46,043 INFO L280 TraceCheckUtils]: 26: Hoare triple {1777#(<= |sum_#in~n| 0)} assume true; {1777#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:46,045 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 [2020-07-10 14:59:46,046 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 [2020-07-10 14:59:46,047 INFO L280 TraceCheckUtils]: 29: Hoare triple {1776#(<= |sum_#in~n| 1)} assume true; {1776#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:46,049 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 [2020-07-10 14:59:46,049 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 [2020-07-10 14:59:46,050 INFO L280 TraceCheckUtils]: 32: Hoare triple {1771#(<= |sum_#in~n| 2)} assume true; {1771#(<= |sum_#in~n| 2)} is VALID [2020-07-10 14:59:46,052 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 [2020-07-10 14:59:46,053 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 [2020-07-10 14:59:46,054 INFO L280 TraceCheckUtils]: 35: Hoare triple {1760#(<= |sum_#in~n| 3)} assume true; {1760#(<= |sum_#in~n| 3)} is VALID [2020-07-10 14:59:46,055 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 [2020-07-10 14:59:46,056 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 [2020-07-10 14:59:46,057 INFO L280 TraceCheckUtils]: 38: Hoare triple {1743#(<= |sum_#in~n| 4)} assume true; {1743#(<= |sum_#in~n| 4)} is VALID [2020-07-10 14:59:46,059 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 [2020-07-10 14:59:46,060 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 [2020-07-10 14:59:46,061 INFO L280 TraceCheckUtils]: 41: Hoare triple {1720#(<= |sum_#in~n| 5)} assume true; {1720#(<= |sum_#in~n| 5)} is VALID [2020-07-10 14:59:46,062 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 [2020-07-10 14:59:46,063 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 [2020-07-10 14:59:46,064 INFO L280 TraceCheckUtils]: 44: Hoare triple {1691#(<= |sum_#in~n| 6)} assume true; {1691#(<= |sum_#in~n| 6)} is VALID [2020-07-10 14:59:46,066 INFO L275 TraceCheckUtils]: 45: Hoare quadruple {1691#(<= |sum_#in~n| 6)} {1615#(<= 10 main_~a~0)} #32#return; {1612#false} is VALID [2020-07-10 14:59:46,066 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 [2020-07-10 14:59:46,066 INFO L280 TraceCheckUtils]: 47: Hoare triple {1612#false} assume ~result~0 == ~a~0 + ~b~0; {1612#false} is VALID [2020-07-10 14:59:46,067 INFO L280 TraceCheckUtils]: 48: Hoare triple {1612#false} assume !false; {1612#false} is VALID [2020-07-10 14:59:46,070 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2020-07-10 14:59:46,070 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [600105113] [2020-07-10 14:59:46,071 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1965776229] [2020-07-10 14:59:46,071 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 [2020-07-10 14:59:46,109 INFO L249 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2020-07-10 14:59:46,109 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-10 14:59:46,110 INFO L264 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 16 conjunts are in the unsatisfiable core [2020-07-10 14:59:46,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:46,123 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-10 14:59:46,311 INFO L263 TraceCheckUtils]: 0: Hoare triple {1611#true} call ULTIMATE.init(); {1611#true} is VALID [2020-07-10 14:59:46,312 INFO L280 TraceCheckUtils]: 1: Hoare triple {1611#true} assume true; {1611#true} is VALID [2020-07-10 14:59:46,312 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1611#true} {1611#true} #26#return; {1611#true} is VALID [2020-07-10 14:59:46,312 INFO L263 TraceCheckUtils]: 3: Hoare triple {1611#true} call #t~ret2 := main(); {1611#true} is VALID [2020-07-10 14:59:46,313 INFO L280 TraceCheckUtils]: 4: Hoare triple {1611#true} ~a~0 := 10;~b~0 := 0; {1615#(<= 10 main_~a~0)} is VALID [2020-07-10 14:59:46,313 INFO L263 TraceCheckUtils]: 5: Hoare triple {1615#(<= 10 main_~a~0)} call #t~ret1 := sum(~a~0, ~b~0); {1611#true} is VALID [2020-07-10 14:59:46,314 INFO L280 TraceCheckUtils]: 6: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1799#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:46,315 INFO L280 TraceCheckUtils]: 7: Hoare triple {1799#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {1799#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:46,315 INFO L263 TraceCheckUtils]: 8: Hoare triple {1799#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-10 14:59:46,315 INFO L280 TraceCheckUtils]: 9: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1799#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:46,316 INFO L280 TraceCheckUtils]: 10: Hoare triple {1799#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {1799#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:46,316 INFO L263 TraceCheckUtils]: 11: Hoare triple {1799#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-10 14:59:46,317 INFO L280 TraceCheckUtils]: 12: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1799#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:46,318 INFO L280 TraceCheckUtils]: 13: Hoare triple {1799#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {1799#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:46,318 INFO L263 TraceCheckUtils]: 14: Hoare triple {1799#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-10 14:59:46,318 INFO L280 TraceCheckUtils]: 15: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1799#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:46,319 INFO L280 TraceCheckUtils]: 16: Hoare triple {1799#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {1799#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:46,319 INFO L263 TraceCheckUtils]: 17: Hoare triple {1799#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-10 14:59:46,320 INFO L280 TraceCheckUtils]: 18: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1799#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:46,321 INFO L280 TraceCheckUtils]: 19: Hoare triple {1799#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {1799#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:46,321 INFO L263 TraceCheckUtils]: 20: Hoare triple {1799#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-10 14:59:46,322 INFO L280 TraceCheckUtils]: 21: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1799#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:46,323 INFO L280 TraceCheckUtils]: 22: Hoare triple {1799#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {1799#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:46,323 INFO L263 TraceCheckUtils]: 23: Hoare triple {1799#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {1611#true} is VALID [2020-07-10 14:59:46,323 INFO L280 TraceCheckUtils]: 24: Hoare triple {1611#true} ~n := #in~n;~m := #in~m; {1799#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:46,324 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 [2020-07-10 14:59:46,325 INFO L280 TraceCheckUtils]: 26: Hoare triple {1777#(<= |sum_#in~n| 0)} assume true; {1777#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:46,326 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 [2020-07-10 14:59:46,327 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 [2020-07-10 14:59:46,328 INFO L280 TraceCheckUtils]: 29: Hoare triple {1776#(<= |sum_#in~n| 1)} assume true; {1776#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:46,329 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 [2020-07-10 14:59:46,330 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 [2020-07-10 14:59:46,331 INFO L280 TraceCheckUtils]: 32: Hoare triple {1771#(<= |sum_#in~n| 2)} assume true; {1771#(<= |sum_#in~n| 2)} is VALID [2020-07-10 14:59:46,332 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 [2020-07-10 14:59:46,333 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 [2020-07-10 14:59:46,334 INFO L280 TraceCheckUtils]: 35: Hoare triple {1760#(<= |sum_#in~n| 3)} assume true; {1760#(<= |sum_#in~n| 3)} is VALID [2020-07-10 14:59:46,335 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 [2020-07-10 14:59:46,336 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 [2020-07-10 14:59:46,336 INFO L280 TraceCheckUtils]: 38: Hoare triple {1743#(<= |sum_#in~n| 4)} assume true; {1743#(<= |sum_#in~n| 4)} is VALID [2020-07-10 14:59:46,338 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 [2020-07-10 14:59:46,339 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 [2020-07-10 14:59:46,339 INFO L280 TraceCheckUtils]: 41: Hoare triple {1720#(<= |sum_#in~n| 5)} assume true; {1720#(<= |sum_#in~n| 5)} is VALID [2020-07-10 14:59:46,341 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 [2020-07-10 14:59:46,341 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 [2020-07-10 14:59:46,342 INFO L280 TraceCheckUtils]: 44: Hoare triple {1691#(<= |sum_#in~n| 6)} assume true; {1691#(<= |sum_#in~n| 6)} is VALID [2020-07-10 14:59:46,343 INFO L275 TraceCheckUtils]: 45: Hoare quadruple {1691#(<= |sum_#in~n| 6)} {1615#(<= 10 main_~a~0)} #32#return; {1612#false} is VALID [2020-07-10 14:59:46,344 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 [2020-07-10 14:59:46,344 INFO L280 TraceCheckUtils]: 47: Hoare triple {1612#false} assume ~result~0 == ~a~0 + ~b~0; {1612#false} is VALID [2020-07-10 14:59:46,344 INFO L280 TraceCheckUtils]: 48: Hoare triple {1612#false} assume !false; {1612#false} is VALID [2020-07-10 14:59:46,347 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2020-07-10 14:59:46,347 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-10 14:59:46,347 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 12 [2020-07-10 14:59:46,348 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [541410624] [2020-07-10 14:59:46,348 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 49 [2020-07-10 14:59:46,353 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:59:46,354 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states. [2020-07-10 14:59:46,403 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 43 edges. 43 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:59:46,403 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-07-10 14:59:46,403 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:59:46,404 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-07-10 14:59:46,404 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=89, Unknown=0, NotChecked=0, Total=132 [2020-07-10 14:59:46,404 INFO L87 Difference]: Start difference. First operand 33 states and 34 transitions. Second operand 12 states. [2020-07-10 14:59:46,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:59:46,707 INFO L93 Difference]: Finished difference Result 40 states and 41 transitions. [2020-07-10 14:59:46,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-07-10 14:59:46,707 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 49 [2020-07-10 14:59:46,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:59:46,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2020-07-10 14:59:46,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 41 transitions. [2020-07-10 14:59:46,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2020-07-10 14:59:46,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 41 transitions. [2020-07-10 14:59:46,713 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states and 41 transitions. [2020-07-10 14:59:46,773 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 41 edges. 41 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:59:46,775 INFO L225 Difference]: With dead ends: 40 [2020-07-10 14:59:46,775 INFO L226 Difference]: Without dead ends: 36 [2020-07-10 14:59:46,776 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 [2020-07-10 14:59:46,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2020-07-10 14:59:46,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 36. [2020-07-10 14:59:46,784 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:59:46,784 INFO L82 GeneralOperation]: Start isEquivalent. First operand 36 states. Second operand 36 states. [2020-07-10 14:59:46,784 INFO L74 IsIncluded]: Start isIncluded. First operand 36 states. Second operand 36 states. [2020-07-10 14:59:46,785 INFO L87 Difference]: Start difference. First operand 36 states. Second operand 36 states. [2020-07-10 14:59:46,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:59:46,787 INFO L93 Difference]: Finished difference Result 36 states and 37 transitions. [2020-07-10 14:59:46,787 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 37 transitions. [2020-07-10 14:59:46,788 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:59:46,788 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:59:46,788 INFO L74 IsIncluded]: Start isIncluded. First operand 36 states. Second operand 36 states. [2020-07-10 14:59:46,788 INFO L87 Difference]: Start difference. First operand 36 states. Second operand 36 states. [2020-07-10 14:59:46,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:59:46,790 INFO L93 Difference]: Finished difference Result 36 states and 37 transitions. [2020-07-10 14:59:46,791 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 37 transitions. [2020-07-10 14:59:46,791 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:59:46,791 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:59:46,791 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:59:46,791 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:59:46,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36 states. [2020-07-10 14:59:46,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 37 transitions. [2020-07-10 14:59:46,794 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 37 transitions. Word has length 49 [2020-07-10 14:59:46,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:59:46,794 INFO L479 AbstractCegarLoop]: Abstraction has 36 states and 37 transitions. [2020-07-10 14:59:46,794 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-07-10 14:59:46,794 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 37 transitions. [2020-07-10 14:59:46,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-07-10 14:59:46,795 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:59:46,795 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 14:59:46,996 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-10 14:59:46,997 INFO L427 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:59:46,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:59:46,997 INFO L82 PathProgramCache]: Analyzing trace with hash -1079602236, now seen corresponding path program 7 times [2020-07-10 14:59:46,998 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:59:46,998 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2097738986] [2020-07-10 14:59:46,998 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:59:47,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:47,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:47,039 INFO L280 TraceCheckUtils]: 0: Hoare triple {2101#true} assume true; {2101#true} is VALID [2020-07-10 14:59:47,039 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2101#true} {2101#true} #26#return; {2101#true} is VALID [2020-07-10 14:59:47,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:47,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:47,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:47,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:47,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:47,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:47,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:47,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:47,275 INFO L280 TraceCheckUtils]: 0: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,277 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 [2020-07-10 14:59:47,278 INFO L280 TraceCheckUtils]: 2: Hoare triple {2314#(<= |sum_#in~n| 0)} assume true; {2314#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:47,280 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 [2020-07-10 14:59:47,282 INFO L280 TraceCheckUtils]: 0: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,283 INFO L280 TraceCheckUtils]: 1: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,283 INFO L263 TraceCheckUtils]: 2: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-10 14:59:47,284 INFO L280 TraceCheckUtils]: 3: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,286 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 [2020-07-10 14:59:47,287 INFO L280 TraceCheckUtils]: 5: Hoare triple {2314#(<= |sum_#in~n| 0)} assume true; {2314#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:47,290 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 [2020-07-10 14:59:47,291 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 [2020-07-10 14:59:47,292 INFO L280 TraceCheckUtils]: 8: Hoare triple {2313#(<= |sum_#in~n| 1)} assume true; {2313#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:47,295 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 [2020-07-10 14:59:47,296 INFO L280 TraceCheckUtils]: 0: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,297 INFO L280 TraceCheckUtils]: 1: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,297 INFO L263 TraceCheckUtils]: 2: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-10 14:59:47,298 INFO L280 TraceCheckUtils]: 3: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,299 INFO L280 TraceCheckUtils]: 4: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,299 INFO L263 TraceCheckUtils]: 5: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-10 14:59:47,300 INFO L280 TraceCheckUtils]: 6: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,301 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 [2020-07-10 14:59:47,303 INFO L280 TraceCheckUtils]: 8: Hoare triple {2314#(<= |sum_#in~n| 0)} assume true; {2314#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:47,306 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 [2020-07-10 14:59:47,307 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 [2020-07-10 14:59:47,308 INFO L280 TraceCheckUtils]: 11: Hoare triple {2313#(<= |sum_#in~n| 1)} assume true; {2313#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:47,310 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 [2020-07-10 14:59:47,311 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 [2020-07-10 14:59:47,313 INFO L280 TraceCheckUtils]: 14: Hoare triple {2308#(<= |sum_#in~n| 2)} assume true; {2308#(<= |sum_#in~n| 2)} is VALID [2020-07-10 14:59:47,315 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 [2020-07-10 14:59:47,318 INFO L280 TraceCheckUtils]: 0: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,319 INFO L280 TraceCheckUtils]: 1: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,319 INFO L263 TraceCheckUtils]: 2: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-10 14:59:47,320 INFO L280 TraceCheckUtils]: 3: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,321 INFO L280 TraceCheckUtils]: 4: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,321 INFO L263 TraceCheckUtils]: 5: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-10 14:59:47,322 INFO L280 TraceCheckUtils]: 6: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,323 INFO L280 TraceCheckUtils]: 7: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,324 INFO L263 TraceCheckUtils]: 8: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-10 14:59:47,325 INFO L280 TraceCheckUtils]: 9: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,326 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 [2020-07-10 14:59:47,327 INFO L280 TraceCheckUtils]: 11: Hoare triple {2314#(<= |sum_#in~n| 0)} assume true; {2314#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:47,329 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 [2020-07-10 14:59:47,330 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 [2020-07-10 14:59:47,331 INFO L280 TraceCheckUtils]: 14: Hoare triple {2313#(<= |sum_#in~n| 1)} assume true; {2313#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:47,333 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 [2020-07-10 14:59:47,334 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 [2020-07-10 14:59:47,335 INFO L280 TraceCheckUtils]: 17: Hoare triple {2308#(<= |sum_#in~n| 2)} assume true; {2308#(<= |sum_#in~n| 2)} is VALID [2020-07-10 14:59:47,337 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 [2020-07-10 14:59:47,338 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 [2020-07-10 14:59:47,339 INFO L280 TraceCheckUtils]: 20: Hoare triple {2297#(<= |sum_#in~n| 3)} assume true; {2297#(<= |sum_#in~n| 3)} is VALID [2020-07-10 14:59:47,341 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 [2020-07-10 14:59:47,343 INFO L280 TraceCheckUtils]: 0: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,344 INFO L280 TraceCheckUtils]: 1: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,344 INFO L263 TraceCheckUtils]: 2: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-10 14:59:47,346 INFO L280 TraceCheckUtils]: 3: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,347 INFO L280 TraceCheckUtils]: 4: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,347 INFO L263 TraceCheckUtils]: 5: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-10 14:59:47,348 INFO L280 TraceCheckUtils]: 6: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,349 INFO L280 TraceCheckUtils]: 7: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,350 INFO L263 TraceCheckUtils]: 8: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-10 14:59:47,350 INFO L280 TraceCheckUtils]: 9: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,351 INFO L280 TraceCheckUtils]: 10: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,352 INFO L263 TraceCheckUtils]: 11: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-10 14:59:47,352 INFO L280 TraceCheckUtils]: 12: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,354 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 [2020-07-10 14:59:47,355 INFO L280 TraceCheckUtils]: 14: Hoare triple {2314#(<= |sum_#in~n| 0)} assume true; {2314#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:47,358 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 [2020-07-10 14:59:47,359 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 [2020-07-10 14:59:47,360 INFO L280 TraceCheckUtils]: 17: Hoare triple {2313#(<= |sum_#in~n| 1)} assume true; {2313#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:47,362 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 [2020-07-10 14:59:47,364 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 [2020-07-10 14:59:47,364 INFO L280 TraceCheckUtils]: 20: Hoare triple {2308#(<= |sum_#in~n| 2)} assume true; {2308#(<= |sum_#in~n| 2)} is VALID [2020-07-10 14:59:47,367 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 [2020-07-10 14:59:47,368 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 [2020-07-10 14:59:47,369 INFO L280 TraceCheckUtils]: 23: Hoare triple {2297#(<= |sum_#in~n| 3)} assume true; {2297#(<= |sum_#in~n| 3)} is VALID [2020-07-10 14:59:47,371 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 [2020-07-10 14:59:47,372 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 [2020-07-10 14:59:47,373 INFO L280 TraceCheckUtils]: 26: Hoare triple {2280#(<= |sum_#in~n| 4)} assume true; {2280#(<= |sum_#in~n| 4)} is VALID [2020-07-10 14:59:47,375 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 [2020-07-10 14:59:47,378 INFO L280 TraceCheckUtils]: 0: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,379 INFO L280 TraceCheckUtils]: 1: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,379 INFO L263 TraceCheckUtils]: 2: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-10 14:59:47,380 INFO L280 TraceCheckUtils]: 3: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,381 INFO L280 TraceCheckUtils]: 4: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,381 INFO L263 TraceCheckUtils]: 5: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-10 14:59:47,382 INFO L280 TraceCheckUtils]: 6: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,383 INFO L280 TraceCheckUtils]: 7: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,383 INFO L263 TraceCheckUtils]: 8: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-10 14:59:47,384 INFO L280 TraceCheckUtils]: 9: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,385 INFO L280 TraceCheckUtils]: 10: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,385 INFO L263 TraceCheckUtils]: 11: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-10 14:59:47,411 INFO L280 TraceCheckUtils]: 12: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,415 INFO L280 TraceCheckUtils]: 13: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,415 INFO L263 TraceCheckUtils]: 14: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-10 14:59:47,416 INFO L280 TraceCheckUtils]: 15: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,417 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 [2020-07-10 14:59:47,418 INFO L280 TraceCheckUtils]: 17: Hoare triple {2314#(<= |sum_#in~n| 0)} assume true; {2314#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:47,420 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 [2020-07-10 14:59:47,421 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 [2020-07-10 14:59:47,422 INFO L280 TraceCheckUtils]: 20: Hoare triple {2313#(<= |sum_#in~n| 1)} assume true; {2313#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:47,424 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 [2020-07-10 14:59:47,425 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 [2020-07-10 14:59:47,425 INFO L280 TraceCheckUtils]: 23: Hoare triple {2308#(<= |sum_#in~n| 2)} assume true; {2308#(<= |sum_#in~n| 2)} is VALID [2020-07-10 14:59:47,427 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 [2020-07-10 14:59:47,428 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 [2020-07-10 14:59:47,428 INFO L280 TraceCheckUtils]: 26: Hoare triple {2297#(<= |sum_#in~n| 3)} assume true; {2297#(<= |sum_#in~n| 3)} is VALID [2020-07-10 14:59:47,430 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 [2020-07-10 14:59:47,431 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 [2020-07-10 14:59:47,431 INFO L280 TraceCheckUtils]: 29: Hoare triple {2280#(<= |sum_#in~n| 4)} assume true; {2280#(<= |sum_#in~n| 4)} is VALID [2020-07-10 14:59:47,433 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 [2020-07-10 14:59:47,434 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 [2020-07-10 14:59:47,435 INFO L280 TraceCheckUtils]: 32: Hoare triple {2257#(<= |sum_#in~n| 5)} assume true; {2257#(<= |sum_#in~n| 5)} is VALID [2020-07-10 14:59:47,437 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 [2020-07-10 14:59:47,439 INFO L280 TraceCheckUtils]: 0: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,440 INFO L280 TraceCheckUtils]: 1: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,440 INFO L263 TraceCheckUtils]: 2: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-10 14:59:47,441 INFO L280 TraceCheckUtils]: 3: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,442 INFO L280 TraceCheckUtils]: 4: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,442 INFO L263 TraceCheckUtils]: 5: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-10 14:59:47,443 INFO L280 TraceCheckUtils]: 6: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,444 INFO L280 TraceCheckUtils]: 7: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,445 INFO L263 TraceCheckUtils]: 8: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-10 14:59:47,446 INFO L280 TraceCheckUtils]: 9: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,446 INFO L280 TraceCheckUtils]: 10: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,447 INFO L263 TraceCheckUtils]: 11: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-10 14:59:47,448 INFO L280 TraceCheckUtils]: 12: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,448 INFO L280 TraceCheckUtils]: 13: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,448 INFO L263 TraceCheckUtils]: 14: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-10 14:59:47,449 INFO L280 TraceCheckUtils]: 15: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,450 INFO L280 TraceCheckUtils]: 16: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,450 INFO L263 TraceCheckUtils]: 17: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-10 14:59:47,451 INFO L280 TraceCheckUtils]: 18: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,451 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 [2020-07-10 14:59:47,452 INFO L280 TraceCheckUtils]: 20: Hoare triple {2314#(<= |sum_#in~n| 0)} assume true; {2314#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:47,453 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 [2020-07-10 14:59:47,454 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 [2020-07-10 14:59:47,455 INFO L280 TraceCheckUtils]: 23: Hoare triple {2313#(<= |sum_#in~n| 1)} assume true; {2313#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:47,456 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 [2020-07-10 14:59:47,457 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 [2020-07-10 14:59:47,457 INFO L280 TraceCheckUtils]: 26: Hoare triple {2308#(<= |sum_#in~n| 2)} assume true; {2308#(<= |sum_#in~n| 2)} is VALID [2020-07-10 14:59:47,459 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 [2020-07-10 14:59:47,460 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 [2020-07-10 14:59:47,461 INFO L280 TraceCheckUtils]: 29: Hoare triple {2297#(<= |sum_#in~n| 3)} assume true; {2297#(<= |sum_#in~n| 3)} is VALID [2020-07-10 14:59:47,462 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 [2020-07-10 14:59:47,463 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 [2020-07-10 14:59:47,463 INFO L280 TraceCheckUtils]: 32: Hoare triple {2280#(<= |sum_#in~n| 4)} assume true; {2280#(<= |sum_#in~n| 4)} is VALID [2020-07-10 14:59:47,464 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 [2020-07-10 14:59:47,465 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 [2020-07-10 14:59:47,466 INFO L280 TraceCheckUtils]: 35: Hoare triple {2257#(<= |sum_#in~n| 5)} assume true; {2257#(<= |sum_#in~n| 5)} is VALID [2020-07-10 14:59:47,467 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 [2020-07-10 14:59:47,468 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 [2020-07-10 14:59:47,468 INFO L280 TraceCheckUtils]: 38: Hoare triple {2228#(<= |sum_#in~n| 6)} assume true; {2228#(<= |sum_#in~n| 6)} is VALID [2020-07-10 14:59:47,469 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 [2020-07-10 14:59:47,472 INFO L280 TraceCheckUtils]: 0: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,472 INFO L280 TraceCheckUtils]: 1: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,473 INFO L263 TraceCheckUtils]: 2: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-10 14:59:47,473 INFO L280 TraceCheckUtils]: 3: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,474 INFO L280 TraceCheckUtils]: 4: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,474 INFO L263 TraceCheckUtils]: 5: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-10 14:59:47,474 INFO L280 TraceCheckUtils]: 6: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,475 INFO L280 TraceCheckUtils]: 7: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,475 INFO L263 TraceCheckUtils]: 8: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-10 14:59:47,476 INFO L280 TraceCheckUtils]: 9: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,477 INFO L280 TraceCheckUtils]: 10: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,477 INFO L263 TraceCheckUtils]: 11: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-10 14:59:47,478 INFO L280 TraceCheckUtils]: 12: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,478 INFO L280 TraceCheckUtils]: 13: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,479 INFO L263 TraceCheckUtils]: 14: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-10 14:59:47,479 INFO L280 TraceCheckUtils]: 15: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,480 INFO L280 TraceCheckUtils]: 16: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,480 INFO L263 TraceCheckUtils]: 17: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-10 14:59:47,481 INFO L280 TraceCheckUtils]: 18: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,482 INFO L280 TraceCheckUtils]: 19: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,482 INFO L263 TraceCheckUtils]: 20: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-10 14:59:47,483 INFO L280 TraceCheckUtils]: 21: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,483 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 [2020-07-10 14:59:47,484 INFO L280 TraceCheckUtils]: 23: Hoare triple {2314#(<= |sum_#in~n| 0)} assume true; {2314#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:47,486 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 [2020-07-10 14:59:47,487 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 [2020-07-10 14:59:47,488 INFO L280 TraceCheckUtils]: 26: Hoare triple {2313#(<= |sum_#in~n| 1)} assume true; {2313#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:47,489 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 [2020-07-10 14:59:47,490 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 [2020-07-10 14:59:47,491 INFO L280 TraceCheckUtils]: 29: Hoare triple {2308#(<= |sum_#in~n| 2)} assume true; {2308#(<= |sum_#in~n| 2)} is VALID [2020-07-10 14:59:47,493 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 [2020-07-10 14:59:47,494 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 [2020-07-10 14:59:47,495 INFO L280 TraceCheckUtils]: 32: Hoare triple {2297#(<= |sum_#in~n| 3)} assume true; {2297#(<= |sum_#in~n| 3)} is VALID [2020-07-10 14:59:47,497 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 [2020-07-10 14:59:47,497 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 [2020-07-10 14:59:47,498 INFO L280 TraceCheckUtils]: 35: Hoare triple {2280#(<= |sum_#in~n| 4)} assume true; {2280#(<= |sum_#in~n| 4)} is VALID [2020-07-10 14:59:47,500 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 [2020-07-10 14:59:47,501 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 [2020-07-10 14:59:47,502 INFO L280 TraceCheckUtils]: 38: Hoare triple {2257#(<= |sum_#in~n| 5)} assume true; {2257#(<= |sum_#in~n| 5)} is VALID [2020-07-10 14:59:47,504 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 [2020-07-10 14:59:47,505 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 [2020-07-10 14:59:47,506 INFO L280 TraceCheckUtils]: 41: Hoare triple {2228#(<= |sum_#in~n| 6)} assume true; {2228#(<= |sum_#in~n| 6)} is VALID [2020-07-10 14:59:47,508 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 [2020-07-10 14:59:47,509 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 [2020-07-10 14:59:47,509 INFO L280 TraceCheckUtils]: 44: Hoare triple {2193#(<= |sum_#in~n| 7)} assume true; {2193#(<= |sum_#in~n| 7)} is VALID [2020-07-10 14:59:47,511 INFO L275 TraceCheckUtils]: 45: Hoare quadruple {2193#(<= |sum_#in~n| 7)} {2105#(<= 10 main_~a~0)} #32#return; {2102#false} is VALID [2020-07-10 14:59:47,514 INFO L263 TraceCheckUtils]: 0: Hoare triple {2101#true} call ULTIMATE.init(); {2101#true} is VALID [2020-07-10 14:59:47,514 INFO L280 TraceCheckUtils]: 1: Hoare triple {2101#true} assume true; {2101#true} is VALID [2020-07-10 14:59:47,514 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2101#true} {2101#true} #26#return; {2101#true} is VALID [2020-07-10 14:59:47,514 INFO L263 TraceCheckUtils]: 3: Hoare triple {2101#true} call #t~ret2 := main(); {2101#true} is VALID [2020-07-10 14:59:47,515 INFO L280 TraceCheckUtils]: 4: Hoare triple {2101#true} ~a~0 := 10;~b~0 := 0; {2105#(<= 10 main_~a~0)} is VALID [2020-07-10 14:59:47,516 INFO L263 TraceCheckUtils]: 5: Hoare triple {2105#(<= 10 main_~a~0)} call #t~ret1 := sum(~a~0, ~b~0); {2101#true} is VALID [2020-07-10 14:59:47,516 INFO L280 TraceCheckUtils]: 6: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,517 INFO L280 TraceCheckUtils]: 7: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,517 INFO L263 TraceCheckUtils]: 8: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-10 14:59:47,517 INFO L280 TraceCheckUtils]: 9: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,518 INFO L280 TraceCheckUtils]: 10: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,518 INFO L263 TraceCheckUtils]: 11: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-10 14:59:47,519 INFO L280 TraceCheckUtils]: 12: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,519 INFO L280 TraceCheckUtils]: 13: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,519 INFO L263 TraceCheckUtils]: 14: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-10 14:59:47,520 INFO L280 TraceCheckUtils]: 15: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,520 INFO L280 TraceCheckUtils]: 16: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,521 INFO L263 TraceCheckUtils]: 17: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-10 14:59:47,521 INFO L280 TraceCheckUtils]: 18: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,522 INFO L280 TraceCheckUtils]: 19: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,522 INFO L263 TraceCheckUtils]: 20: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-10 14:59:47,523 INFO L280 TraceCheckUtils]: 21: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,523 INFO L280 TraceCheckUtils]: 22: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,523 INFO L263 TraceCheckUtils]: 23: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-10 14:59:47,524 INFO L280 TraceCheckUtils]: 24: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,525 INFO L280 TraceCheckUtils]: 25: Hoare triple {2152#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,525 INFO L263 TraceCheckUtils]: 26: Hoare triple {2152#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-10 14:59:47,525 INFO L280 TraceCheckUtils]: 27: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2152#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:47,526 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 [2020-07-10 14:59:47,527 INFO L280 TraceCheckUtils]: 29: Hoare triple {2314#(<= |sum_#in~n| 0)} assume true; {2314#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:47,528 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 [2020-07-10 14:59:47,529 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 [2020-07-10 14:59:47,530 INFO L280 TraceCheckUtils]: 32: Hoare triple {2313#(<= |sum_#in~n| 1)} assume true; {2313#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:47,531 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 [2020-07-10 14:59:47,532 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 [2020-07-10 14:59:47,533 INFO L280 TraceCheckUtils]: 35: Hoare triple {2308#(<= |sum_#in~n| 2)} assume true; {2308#(<= |sum_#in~n| 2)} is VALID [2020-07-10 14:59:47,535 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 [2020-07-10 14:59:47,535 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 [2020-07-10 14:59:47,536 INFO L280 TraceCheckUtils]: 38: Hoare triple {2297#(<= |sum_#in~n| 3)} assume true; {2297#(<= |sum_#in~n| 3)} is VALID [2020-07-10 14:59:47,538 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 [2020-07-10 14:59:47,538 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 [2020-07-10 14:59:47,539 INFO L280 TraceCheckUtils]: 41: Hoare triple {2280#(<= |sum_#in~n| 4)} assume true; {2280#(<= |sum_#in~n| 4)} is VALID [2020-07-10 14:59:47,541 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 [2020-07-10 14:59:47,541 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 [2020-07-10 14:59:47,542 INFO L280 TraceCheckUtils]: 44: Hoare triple {2257#(<= |sum_#in~n| 5)} assume true; {2257#(<= |sum_#in~n| 5)} is VALID [2020-07-10 14:59:47,544 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 [2020-07-10 14:59:47,544 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 [2020-07-10 14:59:47,545 INFO L280 TraceCheckUtils]: 47: Hoare triple {2228#(<= |sum_#in~n| 6)} assume true; {2228#(<= |sum_#in~n| 6)} is VALID [2020-07-10 14:59:47,547 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 [2020-07-10 14:59:47,548 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 [2020-07-10 14:59:47,548 INFO L280 TraceCheckUtils]: 50: Hoare triple {2193#(<= |sum_#in~n| 7)} assume true; {2193#(<= |sum_#in~n| 7)} is VALID [2020-07-10 14:59:47,550 INFO L275 TraceCheckUtils]: 51: Hoare quadruple {2193#(<= |sum_#in~n| 7)} {2105#(<= 10 main_~a~0)} #32#return; {2102#false} is VALID [2020-07-10 14:59:47,550 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 [2020-07-10 14:59:47,550 INFO L280 TraceCheckUtils]: 53: Hoare triple {2102#false} assume ~result~0 == ~a~0 + ~b~0; {2102#false} is VALID [2020-07-10 14:59:47,551 INFO L280 TraceCheckUtils]: 54: Hoare triple {2102#false} assume !false; {2102#false} is VALID [2020-07-10 14:59:47,555 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2020-07-10 14:59:47,555 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2097738986] [2020-07-10 14:59:47,556 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [32491737] [2020-07-10 14:59:47,556 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 [2020-07-10 14:59:47,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:47,609 INFO L264 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 18 conjunts are in the unsatisfiable core [2020-07-10 14:59:47,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:47,636 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-10 14:59:47,841 INFO L263 TraceCheckUtils]: 0: Hoare triple {2101#true} call ULTIMATE.init(); {2101#true} is VALID [2020-07-10 14:59:47,841 INFO L280 TraceCheckUtils]: 1: Hoare triple {2101#true} assume true; {2101#true} is VALID [2020-07-10 14:59:47,841 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2101#true} {2101#true} #26#return; {2101#true} is VALID [2020-07-10 14:59:47,841 INFO L263 TraceCheckUtils]: 3: Hoare triple {2101#true} call #t~ret2 := main(); {2101#true} is VALID [2020-07-10 14:59:47,842 INFO L280 TraceCheckUtils]: 4: Hoare triple {2101#true} ~a~0 := 10;~b~0 := 0; {2105#(<= 10 main_~a~0)} is VALID [2020-07-10 14:59:47,842 INFO L263 TraceCheckUtils]: 5: Hoare triple {2105#(<= 10 main_~a~0)} call #t~ret1 := sum(~a~0, ~b~0); {2101#true} is VALID [2020-07-10 14:59:47,843 INFO L280 TraceCheckUtils]: 6: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2336#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:47,843 INFO L280 TraceCheckUtils]: 7: Hoare triple {2336#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {2336#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:47,844 INFO L263 TraceCheckUtils]: 8: Hoare triple {2336#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-10 14:59:47,844 INFO L280 TraceCheckUtils]: 9: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2336#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:47,845 INFO L280 TraceCheckUtils]: 10: Hoare triple {2336#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {2336#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:47,845 INFO L263 TraceCheckUtils]: 11: Hoare triple {2336#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-10 14:59:47,846 INFO L280 TraceCheckUtils]: 12: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2336#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:47,846 INFO L280 TraceCheckUtils]: 13: Hoare triple {2336#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {2336#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:47,846 INFO L263 TraceCheckUtils]: 14: Hoare triple {2336#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-10 14:59:47,847 INFO L280 TraceCheckUtils]: 15: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2336#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:47,847 INFO L280 TraceCheckUtils]: 16: Hoare triple {2336#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {2336#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:47,848 INFO L263 TraceCheckUtils]: 17: Hoare triple {2336#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-10 14:59:47,848 INFO L280 TraceCheckUtils]: 18: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2336#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:47,849 INFO L280 TraceCheckUtils]: 19: Hoare triple {2336#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {2336#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:47,849 INFO L263 TraceCheckUtils]: 20: Hoare triple {2336#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-10 14:59:47,849 INFO L280 TraceCheckUtils]: 21: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2336#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:47,850 INFO L280 TraceCheckUtils]: 22: Hoare triple {2336#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {2336#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:47,850 INFO L263 TraceCheckUtils]: 23: Hoare triple {2336#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-10 14:59:47,851 INFO L280 TraceCheckUtils]: 24: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2336#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:47,851 INFO L280 TraceCheckUtils]: 25: Hoare triple {2336#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {2336#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:47,851 INFO L263 TraceCheckUtils]: 26: Hoare triple {2336#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2101#true} is VALID [2020-07-10 14:59:47,852 INFO L280 TraceCheckUtils]: 27: Hoare triple {2101#true} ~n := #in~n;~m := #in~m; {2336#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:47,853 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 [2020-07-10 14:59:47,853 INFO L280 TraceCheckUtils]: 29: Hoare triple {2314#(<= |sum_#in~n| 0)} assume true; {2314#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:47,855 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 [2020-07-10 14:59:47,855 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 [2020-07-10 14:59:47,856 INFO L280 TraceCheckUtils]: 32: Hoare triple {2313#(<= |sum_#in~n| 1)} assume true; {2313#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:47,857 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 [2020-07-10 14:59:47,858 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 [2020-07-10 14:59:47,858 INFO L280 TraceCheckUtils]: 35: Hoare triple {2308#(<= |sum_#in~n| 2)} assume true; {2308#(<= |sum_#in~n| 2)} is VALID [2020-07-10 14:59:47,860 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 [2020-07-10 14:59:47,860 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 [2020-07-10 14:59:47,861 INFO L280 TraceCheckUtils]: 38: Hoare triple {2297#(<= |sum_#in~n| 3)} assume true; {2297#(<= |sum_#in~n| 3)} is VALID [2020-07-10 14:59:47,862 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 [2020-07-10 14:59:47,862 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 [2020-07-10 14:59:47,863 INFO L280 TraceCheckUtils]: 41: Hoare triple {2280#(<= |sum_#in~n| 4)} assume true; {2280#(<= |sum_#in~n| 4)} is VALID [2020-07-10 14:59:47,864 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 [2020-07-10 14:59:47,865 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 [2020-07-10 14:59:47,865 INFO L280 TraceCheckUtils]: 44: Hoare triple {2257#(<= |sum_#in~n| 5)} assume true; {2257#(<= |sum_#in~n| 5)} is VALID [2020-07-10 14:59:47,867 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 [2020-07-10 14:59:47,867 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 [2020-07-10 14:59:47,868 INFO L280 TraceCheckUtils]: 47: Hoare triple {2228#(<= |sum_#in~n| 6)} assume true; {2228#(<= |sum_#in~n| 6)} is VALID [2020-07-10 14:59:47,869 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 [2020-07-10 14:59:47,870 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 [2020-07-10 14:59:47,870 INFO L280 TraceCheckUtils]: 50: Hoare triple {2193#(<= |sum_#in~n| 7)} assume true; {2193#(<= |sum_#in~n| 7)} is VALID [2020-07-10 14:59:47,871 INFO L275 TraceCheckUtils]: 51: Hoare quadruple {2193#(<= |sum_#in~n| 7)} {2105#(<= 10 main_~a~0)} #32#return; {2102#false} is VALID [2020-07-10 14:59:47,871 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 [2020-07-10 14:59:47,872 INFO L280 TraceCheckUtils]: 53: Hoare triple {2102#false} assume ~result~0 == ~a~0 + ~b~0; {2102#false} is VALID [2020-07-10 14:59:47,872 INFO L280 TraceCheckUtils]: 54: Hoare triple {2102#false} assume !false; {2102#false} is VALID [2020-07-10 14:59:47,875 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2020-07-10 14:59:47,875 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-10 14:59:47,875 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 13 [2020-07-10 14:59:47,875 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1009303590] [2020-07-10 14:59:47,876 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 55 [2020-07-10 14:59:47,884 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:59:47,884 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 13 states. [2020-07-10 14:59:47,937 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 47 edges. 47 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:59:47,937 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-07-10 14:59:47,937 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:59:47,938 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-07-10 14:59:47,938 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=104, Unknown=0, NotChecked=0, Total=156 [2020-07-10 14:59:47,938 INFO L87 Difference]: Start difference. First operand 36 states and 37 transitions. Second operand 13 states. [2020-07-10 14:59:48,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:59:48,247 INFO L93 Difference]: Finished difference Result 43 states and 44 transitions. [2020-07-10 14:59:48,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-07-10 14:59:48,247 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 55 [2020-07-10 14:59:48,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:59:48,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2020-07-10 14:59:48,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 44 transitions. [2020-07-10 14:59:48,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2020-07-10 14:59:48,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 44 transitions. [2020-07-10 14:59:48,252 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states and 44 transitions. [2020-07-10 14:59:48,316 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 44 edges. 44 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:59:48,319 INFO L225 Difference]: With dead ends: 43 [2020-07-10 14:59:48,319 INFO L226 Difference]: Without dead ends: 39 [2020-07-10 14:59:48,320 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 [2020-07-10 14:59:48,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2020-07-10 14:59:48,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 39. [2020-07-10 14:59:48,339 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:59:48,340 INFO L82 GeneralOperation]: Start isEquivalent. First operand 39 states. Second operand 39 states. [2020-07-10 14:59:48,340 INFO L74 IsIncluded]: Start isIncluded. First operand 39 states. Second operand 39 states. [2020-07-10 14:59:48,340 INFO L87 Difference]: Start difference. First operand 39 states. Second operand 39 states. [2020-07-10 14:59:48,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:59:48,344 INFO L93 Difference]: Finished difference Result 39 states and 40 transitions. [2020-07-10 14:59:48,344 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 40 transitions. [2020-07-10 14:59:48,345 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:59:48,345 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:59:48,345 INFO L74 IsIncluded]: Start isIncluded. First operand 39 states. Second operand 39 states. [2020-07-10 14:59:48,345 INFO L87 Difference]: Start difference. First operand 39 states. Second operand 39 states. [2020-07-10 14:59:48,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:59:48,348 INFO L93 Difference]: Finished difference Result 39 states and 40 transitions. [2020-07-10 14:59:48,348 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 40 transitions. [2020-07-10 14:59:48,349 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:59:48,349 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:59:48,349 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:59:48,349 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:59:48,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2020-07-10 14:59:48,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 40 transitions. [2020-07-10 14:59:48,357 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 40 transitions. Word has length 55 [2020-07-10 14:59:48,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:59:48,357 INFO L479 AbstractCegarLoop]: Abstraction has 39 states and 40 transitions. [2020-07-10 14:59:48,357 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-07-10 14:59:48,357 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 40 transitions. [2020-07-10 14:59:48,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-07-10 14:59:48,359 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:59:48,359 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 14:59:48,574 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-10 14:59:48,575 INFO L427 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:59:48,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:59:48,576 INFO L82 PathProgramCache]: Analyzing trace with hash 1035381916, now seen corresponding path program 8 times [2020-07-10 14:59:48,576 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:59:48,577 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1479010165] [2020-07-10 14:59:48,577 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:59:48,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:48,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:48,634 INFO L280 TraceCheckUtils]: 0: Hoare triple {2670#true} assume true; {2670#true} is VALID [2020-07-10 14:59:48,634 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2670#true} {2670#true} #26#return; {2670#true} is VALID [2020-07-10 14:59:48,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:48,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:48,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:48,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:48,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:48,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:48,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:48,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:48,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:48,897 INFO L280 TraceCheckUtils]: 0: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:48,898 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 [2020-07-10 14:59:48,899 INFO L280 TraceCheckUtils]: 2: Hoare triple {2936#(<= |sum_#in~n| 0)} assume true; {2936#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:48,900 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 [2020-07-10 14:59:48,901 INFO L280 TraceCheckUtils]: 0: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:48,902 INFO L280 TraceCheckUtils]: 1: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:48,902 INFO L263 TraceCheckUtils]: 2: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-10 14:59:48,903 INFO L280 TraceCheckUtils]: 3: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:48,904 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 [2020-07-10 14:59:48,904 INFO L280 TraceCheckUtils]: 5: Hoare triple {2936#(<= |sum_#in~n| 0)} assume true; {2936#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:48,906 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 [2020-07-10 14:59:48,906 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 [2020-07-10 14:59:48,907 INFO L280 TraceCheckUtils]: 8: Hoare triple {2935#(<= |sum_#in~n| 1)} assume true; {2935#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:48,908 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 [2020-07-10 14:59:48,909 INFO L280 TraceCheckUtils]: 0: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:48,910 INFO L280 TraceCheckUtils]: 1: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:48,910 INFO L263 TraceCheckUtils]: 2: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-10 14:59:48,911 INFO L280 TraceCheckUtils]: 3: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:48,912 INFO L280 TraceCheckUtils]: 4: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:48,912 INFO L263 TraceCheckUtils]: 5: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-10 14:59:48,913 INFO L280 TraceCheckUtils]: 6: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:48,913 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 [2020-07-10 14:59:48,914 INFO L280 TraceCheckUtils]: 8: Hoare triple {2936#(<= |sum_#in~n| 0)} assume true; {2936#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:48,916 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 [2020-07-10 14:59:48,916 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 [2020-07-10 14:59:48,917 INFO L280 TraceCheckUtils]: 11: Hoare triple {2935#(<= |sum_#in~n| 1)} assume true; {2935#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:48,918 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 [2020-07-10 14:59:48,919 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 [2020-07-10 14:59:48,920 INFO L280 TraceCheckUtils]: 14: Hoare triple {2930#(<= |sum_#in~n| 2)} assume true; {2930#(<= |sum_#in~n| 2)} is VALID [2020-07-10 14:59:48,922 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 [2020-07-10 14:59:48,924 INFO L280 TraceCheckUtils]: 0: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:48,924 INFO L280 TraceCheckUtils]: 1: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:48,925 INFO L263 TraceCheckUtils]: 2: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-10 14:59:48,925 INFO L280 TraceCheckUtils]: 3: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:48,926 INFO L280 TraceCheckUtils]: 4: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:48,926 INFO L263 TraceCheckUtils]: 5: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-10 14:59:48,927 INFO L280 TraceCheckUtils]: 6: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:48,928 INFO L280 TraceCheckUtils]: 7: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:48,928 INFO L263 TraceCheckUtils]: 8: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-10 14:59:48,928 INFO L280 TraceCheckUtils]: 9: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:48,929 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 [2020-07-10 14:59:48,930 INFO L280 TraceCheckUtils]: 11: Hoare triple {2936#(<= |sum_#in~n| 0)} assume true; {2936#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:48,931 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 [2020-07-10 14:59:48,932 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 [2020-07-10 14:59:48,933 INFO L280 TraceCheckUtils]: 14: Hoare triple {2935#(<= |sum_#in~n| 1)} assume true; {2935#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:48,934 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 [2020-07-10 14:59:48,935 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 [2020-07-10 14:59:48,935 INFO L280 TraceCheckUtils]: 17: Hoare triple {2930#(<= |sum_#in~n| 2)} assume true; {2930#(<= |sum_#in~n| 2)} is VALID [2020-07-10 14:59:48,937 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 [2020-07-10 14:59:48,938 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 [2020-07-10 14:59:48,938 INFO L280 TraceCheckUtils]: 20: Hoare triple {2919#(<= |sum_#in~n| 3)} assume true; {2919#(<= |sum_#in~n| 3)} is VALID [2020-07-10 14:59:48,940 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 [2020-07-10 14:59:48,942 INFO L280 TraceCheckUtils]: 0: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:48,943 INFO L280 TraceCheckUtils]: 1: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:48,943 INFO L263 TraceCheckUtils]: 2: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-10 14:59:48,944 INFO L280 TraceCheckUtils]: 3: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:48,945 INFO L280 TraceCheckUtils]: 4: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:48,945 INFO L263 TraceCheckUtils]: 5: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-10 14:59:48,946 INFO L280 TraceCheckUtils]: 6: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:48,947 INFO L280 TraceCheckUtils]: 7: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:48,947 INFO L263 TraceCheckUtils]: 8: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-10 14:59:48,948 INFO L280 TraceCheckUtils]: 9: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:48,948 INFO L280 TraceCheckUtils]: 10: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:48,949 INFO L263 TraceCheckUtils]: 11: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-10 14:59:48,949 INFO L280 TraceCheckUtils]: 12: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:48,950 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 [2020-07-10 14:59:48,951 INFO L280 TraceCheckUtils]: 14: Hoare triple {2936#(<= |sum_#in~n| 0)} assume true; {2936#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:48,953 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 [2020-07-10 14:59:48,954 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 [2020-07-10 14:59:48,955 INFO L280 TraceCheckUtils]: 17: Hoare triple {2935#(<= |sum_#in~n| 1)} assume true; {2935#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:48,956 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 [2020-07-10 14:59:48,957 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 [2020-07-10 14:59:48,958 INFO L280 TraceCheckUtils]: 20: Hoare triple {2930#(<= |sum_#in~n| 2)} assume true; {2930#(<= |sum_#in~n| 2)} is VALID [2020-07-10 14:59:48,960 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 [2020-07-10 14:59:48,961 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 [2020-07-10 14:59:48,961 INFO L280 TraceCheckUtils]: 23: Hoare triple {2919#(<= |sum_#in~n| 3)} assume true; {2919#(<= |sum_#in~n| 3)} is VALID [2020-07-10 14:59:48,963 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 [2020-07-10 14:59:48,964 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 [2020-07-10 14:59:48,964 INFO L280 TraceCheckUtils]: 26: Hoare triple {2902#(<= |sum_#in~n| 4)} assume true; {2902#(<= |sum_#in~n| 4)} is VALID [2020-07-10 14:59:48,966 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 [2020-07-10 14:59:48,968 INFO L280 TraceCheckUtils]: 0: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:48,969 INFO L280 TraceCheckUtils]: 1: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:48,969 INFO L263 TraceCheckUtils]: 2: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-10 14:59:48,969 INFO L280 TraceCheckUtils]: 3: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:48,970 INFO L280 TraceCheckUtils]: 4: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:48,970 INFO L263 TraceCheckUtils]: 5: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-10 14:59:48,971 INFO L280 TraceCheckUtils]: 6: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:48,972 INFO L280 TraceCheckUtils]: 7: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:48,972 INFO L263 TraceCheckUtils]: 8: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-10 14:59:48,973 INFO L280 TraceCheckUtils]: 9: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:48,973 INFO L280 TraceCheckUtils]: 10: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:48,974 INFO L263 TraceCheckUtils]: 11: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-10 14:59:48,975 INFO L280 TraceCheckUtils]: 12: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:48,975 INFO L280 TraceCheckUtils]: 13: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:48,976 INFO L263 TraceCheckUtils]: 14: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-10 14:59:48,977 INFO L280 TraceCheckUtils]: 15: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:48,978 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 [2020-07-10 14:59:48,978 INFO L280 TraceCheckUtils]: 17: Hoare triple {2936#(<= |sum_#in~n| 0)} assume true; {2936#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:48,980 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 [2020-07-10 14:59:48,981 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 [2020-07-10 14:59:48,982 INFO L280 TraceCheckUtils]: 20: Hoare triple {2935#(<= |sum_#in~n| 1)} assume true; {2935#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:48,983 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 [2020-07-10 14:59:48,984 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 [2020-07-10 14:59:48,985 INFO L280 TraceCheckUtils]: 23: Hoare triple {2930#(<= |sum_#in~n| 2)} assume true; {2930#(<= |sum_#in~n| 2)} is VALID [2020-07-10 14:59:48,986 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 [2020-07-10 14:59:48,987 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 [2020-07-10 14:59:48,988 INFO L280 TraceCheckUtils]: 26: Hoare triple {2919#(<= |sum_#in~n| 3)} assume true; {2919#(<= |sum_#in~n| 3)} is VALID [2020-07-10 14:59:48,990 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 [2020-07-10 14:59:48,991 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 [2020-07-10 14:59:48,992 INFO L280 TraceCheckUtils]: 29: Hoare triple {2902#(<= |sum_#in~n| 4)} assume true; {2902#(<= |sum_#in~n| 4)} is VALID [2020-07-10 14:59:48,993 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 [2020-07-10 14:59:48,994 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 [2020-07-10 14:59:48,995 INFO L280 TraceCheckUtils]: 32: Hoare triple {2879#(<= |sum_#in~n| 5)} assume true; {2879#(<= |sum_#in~n| 5)} is VALID [2020-07-10 14:59:48,997 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 [2020-07-10 14:59:48,999 INFO L280 TraceCheckUtils]: 0: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,000 INFO L280 TraceCheckUtils]: 1: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,000 INFO L263 TraceCheckUtils]: 2: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-10 14:59:49,001 INFO L280 TraceCheckUtils]: 3: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,001 INFO L280 TraceCheckUtils]: 4: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,001 INFO L263 TraceCheckUtils]: 5: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-10 14:59:49,002 INFO L280 TraceCheckUtils]: 6: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,003 INFO L280 TraceCheckUtils]: 7: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,003 INFO L263 TraceCheckUtils]: 8: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-10 14:59:49,004 INFO L280 TraceCheckUtils]: 9: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,005 INFO L280 TraceCheckUtils]: 10: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,005 INFO L263 TraceCheckUtils]: 11: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-10 14:59:49,006 INFO L280 TraceCheckUtils]: 12: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,007 INFO L280 TraceCheckUtils]: 13: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,007 INFO L263 TraceCheckUtils]: 14: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-10 14:59:49,008 INFO L280 TraceCheckUtils]: 15: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,008 INFO L280 TraceCheckUtils]: 16: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,008 INFO L263 TraceCheckUtils]: 17: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-10 14:59:49,009 INFO L280 TraceCheckUtils]: 18: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,010 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 [2020-07-10 14:59:49,010 INFO L280 TraceCheckUtils]: 20: Hoare triple {2936#(<= |sum_#in~n| 0)} assume true; {2936#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:49,012 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 [2020-07-10 14:59:49,013 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 [2020-07-10 14:59:49,013 INFO L280 TraceCheckUtils]: 23: Hoare triple {2935#(<= |sum_#in~n| 1)} assume true; {2935#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:49,015 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 [2020-07-10 14:59:49,016 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 [2020-07-10 14:59:49,017 INFO L280 TraceCheckUtils]: 26: Hoare triple {2930#(<= |sum_#in~n| 2)} assume true; {2930#(<= |sum_#in~n| 2)} is VALID [2020-07-10 14:59:49,019 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 [2020-07-10 14:59:49,019 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 [2020-07-10 14:59:49,020 INFO L280 TraceCheckUtils]: 29: Hoare triple {2919#(<= |sum_#in~n| 3)} assume true; {2919#(<= |sum_#in~n| 3)} is VALID [2020-07-10 14:59:49,022 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 [2020-07-10 14:59:49,022 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 [2020-07-10 14:59:49,023 INFO L280 TraceCheckUtils]: 32: Hoare triple {2902#(<= |sum_#in~n| 4)} assume true; {2902#(<= |sum_#in~n| 4)} is VALID [2020-07-10 14:59:49,025 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 [2020-07-10 14:59:49,025 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 [2020-07-10 14:59:49,026 INFO L280 TraceCheckUtils]: 35: Hoare triple {2879#(<= |sum_#in~n| 5)} assume true; {2879#(<= |sum_#in~n| 5)} is VALID [2020-07-10 14:59:49,028 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 [2020-07-10 14:59:49,028 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 [2020-07-10 14:59:49,029 INFO L280 TraceCheckUtils]: 38: Hoare triple {2850#(<= |sum_#in~n| 6)} assume true; {2850#(<= |sum_#in~n| 6)} is VALID [2020-07-10 14:59:49,030 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 [2020-07-10 14:59:49,033 INFO L280 TraceCheckUtils]: 0: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,034 INFO L280 TraceCheckUtils]: 1: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,034 INFO L263 TraceCheckUtils]: 2: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-10 14:59:49,035 INFO L280 TraceCheckUtils]: 3: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,035 INFO L280 TraceCheckUtils]: 4: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,036 INFO L263 TraceCheckUtils]: 5: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-10 14:59:49,036 INFO L280 TraceCheckUtils]: 6: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,037 INFO L280 TraceCheckUtils]: 7: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,037 INFO L263 TraceCheckUtils]: 8: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-10 14:59:49,038 INFO L280 TraceCheckUtils]: 9: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,038 INFO L280 TraceCheckUtils]: 10: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,038 INFO L263 TraceCheckUtils]: 11: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-10 14:59:49,039 INFO L280 TraceCheckUtils]: 12: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,040 INFO L280 TraceCheckUtils]: 13: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,040 INFO L263 TraceCheckUtils]: 14: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-10 14:59:49,040 INFO L280 TraceCheckUtils]: 15: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,041 INFO L280 TraceCheckUtils]: 16: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,041 INFO L263 TraceCheckUtils]: 17: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-10 14:59:49,042 INFO L280 TraceCheckUtils]: 18: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,043 INFO L280 TraceCheckUtils]: 19: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,043 INFO L263 TraceCheckUtils]: 20: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-10 14:59:49,044 INFO L280 TraceCheckUtils]: 21: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,045 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 [2020-07-10 14:59:49,045 INFO L280 TraceCheckUtils]: 23: Hoare triple {2936#(<= |sum_#in~n| 0)} assume true; {2936#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:49,047 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 [2020-07-10 14:59:49,048 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 [2020-07-10 14:59:49,049 INFO L280 TraceCheckUtils]: 26: Hoare triple {2935#(<= |sum_#in~n| 1)} assume true; {2935#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:49,050 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 [2020-07-10 14:59:49,051 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 [2020-07-10 14:59:49,052 INFO L280 TraceCheckUtils]: 29: Hoare triple {2930#(<= |sum_#in~n| 2)} assume true; {2930#(<= |sum_#in~n| 2)} is VALID [2020-07-10 14:59:49,054 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 [2020-07-10 14:59:49,055 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 [2020-07-10 14:59:49,055 INFO L280 TraceCheckUtils]: 32: Hoare triple {2919#(<= |sum_#in~n| 3)} assume true; {2919#(<= |sum_#in~n| 3)} is VALID [2020-07-10 14:59:49,057 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 [2020-07-10 14:59:49,058 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 [2020-07-10 14:59:49,058 INFO L280 TraceCheckUtils]: 35: Hoare triple {2902#(<= |sum_#in~n| 4)} assume true; {2902#(<= |sum_#in~n| 4)} is VALID [2020-07-10 14:59:49,060 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 [2020-07-10 14:59:49,061 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 [2020-07-10 14:59:49,061 INFO L280 TraceCheckUtils]: 38: Hoare triple {2879#(<= |sum_#in~n| 5)} assume true; {2879#(<= |sum_#in~n| 5)} is VALID [2020-07-10 14:59:49,063 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 [2020-07-10 14:59:49,064 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 [2020-07-10 14:59:49,065 INFO L280 TraceCheckUtils]: 41: Hoare triple {2850#(<= |sum_#in~n| 6)} assume true; {2850#(<= |sum_#in~n| 6)} is VALID [2020-07-10 14:59:49,066 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 [2020-07-10 14:59:49,067 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 [2020-07-10 14:59:49,068 INFO L280 TraceCheckUtils]: 44: Hoare triple {2815#(<= |sum_#in~n| 7)} assume true; {2815#(<= |sum_#in~n| 7)} is VALID [2020-07-10 14:59:49,070 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 [2020-07-10 14:59:49,074 INFO L280 TraceCheckUtils]: 0: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,075 INFO L280 TraceCheckUtils]: 1: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,075 INFO L263 TraceCheckUtils]: 2: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-10 14:59:49,076 INFO L280 TraceCheckUtils]: 3: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,077 INFO L280 TraceCheckUtils]: 4: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,077 INFO L263 TraceCheckUtils]: 5: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-10 14:59:49,078 INFO L280 TraceCheckUtils]: 6: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,078 INFO L280 TraceCheckUtils]: 7: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,079 INFO L263 TraceCheckUtils]: 8: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-10 14:59:49,079 INFO L280 TraceCheckUtils]: 9: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,080 INFO L280 TraceCheckUtils]: 10: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,080 INFO L263 TraceCheckUtils]: 11: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-10 14:59:49,081 INFO L280 TraceCheckUtils]: 12: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,082 INFO L280 TraceCheckUtils]: 13: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,082 INFO L263 TraceCheckUtils]: 14: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-10 14:59:49,083 INFO L280 TraceCheckUtils]: 15: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,083 INFO L280 TraceCheckUtils]: 16: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,084 INFO L263 TraceCheckUtils]: 17: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-10 14:59:49,084 INFO L280 TraceCheckUtils]: 18: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,085 INFO L280 TraceCheckUtils]: 19: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,085 INFO L263 TraceCheckUtils]: 20: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-10 14:59:49,086 INFO L280 TraceCheckUtils]: 21: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,087 INFO L280 TraceCheckUtils]: 22: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,087 INFO L263 TraceCheckUtils]: 23: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-10 14:59:49,088 INFO L280 TraceCheckUtils]: 24: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,088 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 [2020-07-10 14:59:49,089 INFO L280 TraceCheckUtils]: 26: Hoare triple {2936#(<= |sum_#in~n| 0)} assume true; {2936#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:49,091 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 [2020-07-10 14:59:49,092 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 [2020-07-10 14:59:49,093 INFO L280 TraceCheckUtils]: 29: Hoare triple {2935#(<= |sum_#in~n| 1)} assume true; {2935#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:49,094 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 [2020-07-10 14:59:49,095 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 [2020-07-10 14:59:49,096 INFO L280 TraceCheckUtils]: 32: Hoare triple {2930#(<= |sum_#in~n| 2)} assume true; {2930#(<= |sum_#in~n| 2)} is VALID [2020-07-10 14:59:49,098 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 [2020-07-10 14:59:49,099 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 [2020-07-10 14:59:49,099 INFO L280 TraceCheckUtils]: 35: Hoare triple {2919#(<= |sum_#in~n| 3)} assume true; {2919#(<= |sum_#in~n| 3)} is VALID [2020-07-10 14:59:49,101 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 [2020-07-10 14:59:49,101 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 [2020-07-10 14:59:49,102 INFO L280 TraceCheckUtils]: 38: Hoare triple {2902#(<= |sum_#in~n| 4)} assume true; {2902#(<= |sum_#in~n| 4)} is VALID [2020-07-10 14:59:49,104 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 [2020-07-10 14:59:49,104 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 [2020-07-10 14:59:49,105 INFO L280 TraceCheckUtils]: 41: Hoare triple {2879#(<= |sum_#in~n| 5)} assume true; {2879#(<= |sum_#in~n| 5)} is VALID [2020-07-10 14:59:49,107 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 [2020-07-10 14:59:49,108 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 [2020-07-10 14:59:49,109 INFO L280 TraceCheckUtils]: 44: Hoare triple {2850#(<= |sum_#in~n| 6)} assume true; {2850#(<= |sum_#in~n| 6)} is VALID [2020-07-10 14:59:49,110 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 [2020-07-10 14:59:49,111 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 [2020-07-10 14:59:49,111 INFO L280 TraceCheckUtils]: 47: Hoare triple {2815#(<= |sum_#in~n| 7)} assume true; {2815#(<= |sum_#in~n| 7)} is VALID [2020-07-10 14:59:49,113 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 [2020-07-10 14:59:49,114 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 [2020-07-10 14:59:49,114 INFO L280 TraceCheckUtils]: 50: Hoare triple {2774#(<= |sum_#in~n| 8)} assume true; {2774#(<= |sum_#in~n| 8)} is VALID [2020-07-10 14:59:49,115 INFO L275 TraceCheckUtils]: 51: Hoare quadruple {2774#(<= |sum_#in~n| 8)} {2674#(<= 10 main_~a~0)} #32#return; {2671#false} is VALID [2020-07-10 14:59:49,119 INFO L263 TraceCheckUtils]: 0: Hoare triple {2670#true} call ULTIMATE.init(); {2670#true} is VALID [2020-07-10 14:59:49,119 INFO L280 TraceCheckUtils]: 1: Hoare triple {2670#true} assume true; {2670#true} is VALID [2020-07-10 14:59:49,119 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2670#true} {2670#true} #26#return; {2670#true} is VALID [2020-07-10 14:59:49,119 INFO L263 TraceCheckUtils]: 3: Hoare triple {2670#true} call #t~ret2 := main(); {2670#true} is VALID [2020-07-10 14:59:49,120 INFO L280 TraceCheckUtils]: 4: Hoare triple {2670#true} ~a~0 := 10;~b~0 := 0; {2674#(<= 10 main_~a~0)} is VALID [2020-07-10 14:59:49,121 INFO L263 TraceCheckUtils]: 5: Hoare triple {2674#(<= 10 main_~a~0)} call #t~ret1 := sum(~a~0, ~b~0); {2670#true} is VALID [2020-07-10 14:59:49,121 INFO L280 TraceCheckUtils]: 6: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,122 INFO L280 TraceCheckUtils]: 7: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,122 INFO L263 TraceCheckUtils]: 8: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-10 14:59:49,122 INFO L280 TraceCheckUtils]: 9: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,123 INFO L280 TraceCheckUtils]: 10: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,123 INFO L263 TraceCheckUtils]: 11: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-10 14:59:49,124 INFO L280 TraceCheckUtils]: 12: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,124 INFO L280 TraceCheckUtils]: 13: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,125 INFO L263 TraceCheckUtils]: 14: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-10 14:59:49,125 INFO L280 TraceCheckUtils]: 15: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,126 INFO L280 TraceCheckUtils]: 16: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,126 INFO L263 TraceCheckUtils]: 17: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-10 14:59:49,126 INFO L280 TraceCheckUtils]: 18: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,127 INFO L280 TraceCheckUtils]: 19: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,127 INFO L263 TraceCheckUtils]: 20: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-10 14:59:49,128 INFO L280 TraceCheckUtils]: 21: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,128 INFO L280 TraceCheckUtils]: 22: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,128 INFO L263 TraceCheckUtils]: 23: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-10 14:59:49,129 INFO L280 TraceCheckUtils]: 24: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,129 INFO L280 TraceCheckUtils]: 25: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,130 INFO L263 TraceCheckUtils]: 26: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-10 14:59:49,130 INFO L280 TraceCheckUtils]: 27: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,131 INFO L280 TraceCheckUtils]: 28: Hoare triple {2727#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,131 INFO L263 TraceCheckUtils]: 29: Hoare triple {2727#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-10 14:59:49,131 INFO L280 TraceCheckUtils]: 30: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2727#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:49,132 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 [2020-07-10 14:59:49,133 INFO L280 TraceCheckUtils]: 32: Hoare triple {2936#(<= |sum_#in~n| 0)} assume true; {2936#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:49,134 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 [2020-07-10 14:59:49,135 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 [2020-07-10 14:59:49,135 INFO L280 TraceCheckUtils]: 35: Hoare triple {2935#(<= |sum_#in~n| 1)} assume true; {2935#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:49,137 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 [2020-07-10 14:59:49,138 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 [2020-07-10 14:59:49,138 INFO L280 TraceCheckUtils]: 38: Hoare triple {2930#(<= |sum_#in~n| 2)} assume true; {2930#(<= |sum_#in~n| 2)} is VALID [2020-07-10 14:59:49,140 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 [2020-07-10 14:59:49,141 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 [2020-07-10 14:59:49,142 INFO L280 TraceCheckUtils]: 41: Hoare triple {2919#(<= |sum_#in~n| 3)} assume true; {2919#(<= |sum_#in~n| 3)} is VALID [2020-07-10 14:59:49,144 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 [2020-07-10 14:59:49,145 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 [2020-07-10 14:59:49,145 INFO L280 TraceCheckUtils]: 44: Hoare triple {2902#(<= |sum_#in~n| 4)} assume true; {2902#(<= |sum_#in~n| 4)} is VALID [2020-07-10 14:59:49,147 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 [2020-07-10 14:59:49,148 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 [2020-07-10 14:59:49,148 INFO L280 TraceCheckUtils]: 47: Hoare triple {2879#(<= |sum_#in~n| 5)} assume true; {2879#(<= |sum_#in~n| 5)} is VALID [2020-07-10 14:59:49,150 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 [2020-07-10 14:59:49,150 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 [2020-07-10 14:59:49,151 INFO L280 TraceCheckUtils]: 50: Hoare triple {2850#(<= |sum_#in~n| 6)} assume true; {2850#(<= |sum_#in~n| 6)} is VALID [2020-07-10 14:59:49,153 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 [2020-07-10 14:59:49,153 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 [2020-07-10 14:59:49,154 INFO L280 TraceCheckUtils]: 53: Hoare triple {2815#(<= |sum_#in~n| 7)} assume true; {2815#(<= |sum_#in~n| 7)} is VALID [2020-07-10 14:59:49,155 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 [2020-07-10 14:59:49,156 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 [2020-07-10 14:59:49,156 INFO L280 TraceCheckUtils]: 56: Hoare triple {2774#(<= |sum_#in~n| 8)} assume true; {2774#(<= |sum_#in~n| 8)} is VALID [2020-07-10 14:59:49,158 INFO L275 TraceCheckUtils]: 57: Hoare quadruple {2774#(<= |sum_#in~n| 8)} {2674#(<= 10 main_~a~0)} #32#return; {2671#false} is VALID [2020-07-10 14:59:49,158 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 [2020-07-10 14:59:49,158 INFO L280 TraceCheckUtils]: 59: Hoare triple {2671#false} assume ~result~0 == ~a~0 + ~b~0; {2671#false} is VALID [2020-07-10 14:59:49,158 INFO L280 TraceCheckUtils]: 60: Hoare triple {2671#false} assume !false; {2671#false} is VALID [2020-07-10 14:59:49,164 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2020-07-10 14:59:49,164 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1479010165] [2020-07-10 14:59:49,165 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1665231949] [2020-07-10 14:59:49,165 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 [2020-07-10 14:59:49,215 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-07-10 14:59:49,216 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-10 14:59:49,217 INFO L264 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 20 conjunts are in the unsatisfiable core [2020-07-10 14:59:49,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:49,233 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-10 14:59:49,418 INFO L263 TraceCheckUtils]: 0: Hoare triple {2670#true} call ULTIMATE.init(); {2670#true} is VALID [2020-07-10 14:59:49,418 INFO L280 TraceCheckUtils]: 1: Hoare triple {2670#true} assume true; {2670#true} is VALID [2020-07-10 14:59:49,419 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2670#true} {2670#true} #26#return; {2670#true} is VALID [2020-07-10 14:59:49,419 INFO L263 TraceCheckUtils]: 3: Hoare triple {2670#true} call #t~ret2 := main(); {2670#true} is VALID [2020-07-10 14:59:49,419 INFO L280 TraceCheckUtils]: 4: Hoare triple {2670#true} ~a~0 := 10;~b~0 := 0; {2674#(<= 10 main_~a~0)} is VALID [2020-07-10 14:59:49,420 INFO L263 TraceCheckUtils]: 5: Hoare triple {2674#(<= 10 main_~a~0)} call #t~ret1 := sum(~a~0, ~b~0); {2670#true} is VALID [2020-07-10 14:59:49,420 INFO L280 TraceCheckUtils]: 6: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2958#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:49,421 INFO L280 TraceCheckUtils]: 7: Hoare triple {2958#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {2958#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:49,421 INFO L263 TraceCheckUtils]: 8: Hoare triple {2958#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-10 14:59:49,422 INFO L280 TraceCheckUtils]: 9: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2958#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:49,422 INFO L280 TraceCheckUtils]: 10: Hoare triple {2958#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {2958#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:49,423 INFO L263 TraceCheckUtils]: 11: Hoare triple {2958#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-10 14:59:49,423 INFO L280 TraceCheckUtils]: 12: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2958#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:49,424 INFO L280 TraceCheckUtils]: 13: Hoare triple {2958#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {2958#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:49,424 INFO L263 TraceCheckUtils]: 14: Hoare triple {2958#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-10 14:59:49,425 INFO L280 TraceCheckUtils]: 15: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2958#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:49,425 INFO L280 TraceCheckUtils]: 16: Hoare triple {2958#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {2958#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:49,425 INFO L263 TraceCheckUtils]: 17: Hoare triple {2958#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-10 14:59:49,426 INFO L280 TraceCheckUtils]: 18: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2958#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:49,426 INFO L280 TraceCheckUtils]: 19: Hoare triple {2958#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {2958#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:49,427 INFO L263 TraceCheckUtils]: 20: Hoare triple {2958#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-10 14:59:49,427 INFO L280 TraceCheckUtils]: 21: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2958#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:49,428 INFO L280 TraceCheckUtils]: 22: Hoare triple {2958#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {2958#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:49,428 INFO L263 TraceCheckUtils]: 23: Hoare triple {2958#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-10 14:59:49,429 INFO L280 TraceCheckUtils]: 24: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2958#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:49,429 INFO L280 TraceCheckUtils]: 25: Hoare triple {2958#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {2958#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:49,429 INFO L263 TraceCheckUtils]: 26: Hoare triple {2958#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-10 14:59:49,430 INFO L280 TraceCheckUtils]: 27: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2958#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:49,431 INFO L280 TraceCheckUtils]: 28: Hoare triple {2958#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {2958#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:49,431 INFO L263 TraceCheckUtils]: 29: Hoare triple {2958#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {2670#true} is VALID [2020-07-10 14:59:49,432 INFO L280 TraceCheckUtils]: 30: Hoare triple {2670#true} ~n := #in~n;~m := #in~m; {2958#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:49,433 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 [2020-07-10 14:59:49,433 INFO L280 TraceCheckUtils]: 32: Hoare triple {2936#(<= |sum_#in~n| 0)} assume true; {2936#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:49,435 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 [2020-07-10 14:59:49,436 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 [2020-07-10 14:59:49,437 INFO L280 TraceCheckUtils]: 35: Hoare triple {2935#(<= |sum_#in~n| 1)} assume true; {2935#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:49,438 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 [2020-07-10 14:59:49,439 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 [2020-07-10 14:59:49,440 INFO L280 TraceCheckUtils]: 38: Hoare triple {2930#(<= |sum_#in~n| 2)} assume true; {2930#(<= |sum_#in~n| 2)} is VALID [2020-07-10 14:59:49,441 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 [2020-07-10 14:59:49,442 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 [2020-07-10 14:59:49,443 INFO L280 TraceCheckUtils]: 41: Hoare triple {2919#(<= |sum_#in~n| 3)} assume true; {2919#(<= |sum_#in~n| 3)} is VALID [2020-07-10 14:59:49,444 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 [2020-07-10 14:59:49,445 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 [2020-07-10 14:59:49,446 INFO L280 TraceCheckUtils]: 44: Hoare triple {2902#(<= |sum_#in~n| 4)} assume true; {2902#(<= |sum_#in~n| 4)} is VALID [2020-07-10 14:59:49,448 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 [2020-07-10 14:59:49,449 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 [2020-07-10 14:59:49,449 INFO L280 TraceCheckUtils]: 47: Hoare triple {2879#(<= |sum_#in~n| 5)} assume true; {2879#(<= |sum_#in~n| 5)} is VALID [2020-07-10 14:59:49,451 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 [2020-07-10 14:59:49,452 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 [2020-07-10 14:59:49,453 INFO L280 TraceCheckUtils]: 50: Hoare triple {2850#(<= |sum_#in~n| 6)} assume true; {2850#(<= |sum_#in~n| 6)} is VALID [2020-07-10 14:59:49,455 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 [2020-07-10 14:59:49,456 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 [2020-07-10 14:59:49,456 INFO L280 TraceCheckUtils]: 53: Hoare triple {2815#(<= |sum_#in~n| 7)} assume true; {2815#(<= |sum_#in~n| 7)} is VALID [2020-07-10 14:59:49,458 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 [2020-07-10 14:59:49,459 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 [2020-07-10 14:59:49,460 INFO L280 TraceCheckUtils]: 56: Hoare triple {2774#(<= |sum_#in~n| 8)} assume true; {2774#(<= |sum_#in~n| 8)} is VALID [2020-07-10 14:59:49,461 INFO L275 TraceCheckUtils]: 57: Hoare quadruple {2774#(<= |sum_#in~n| 8)} {2674#(<= 10 main_~a~0)} #32#return; {2671#false} is VALID [2020-07-10 14:59:49,462 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 [2020-07-10 14:59:49,462 INFO L280 TraceCheckUtils]: 59: Hoare triple {2671#false} assume ~result~0 == ~a~0 + ~b~0; {2671#false} is VALID [2020-07-10 14:59:49,462 INFO L280 TraceCheckUtils]: 60: Hoare triple {2671#false} assume !false; {2671#false} is VALID [2020-07-10 14:59:49,469 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2020-07-10 14:59:49,470 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-10 14:59:49,470 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 14 [2020-07-10 14:59:49,470 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [333212858] [2020-07-10 14:59:49,471 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 61 [2020-07-10 14:59:49,486 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:59:49,486 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 14 states. [2020-07-10 14:59:49,573 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 51 edges. 51 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:59:49,573 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-07-10 14:59:49,573 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:59:49,574 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-07-10 14:59:49,574 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=120, Unknown=0, NotChecked=0, Total=182 [2020-07-10 14:59:49,575 INFO L87 Difference]: Start difference. First operand 39 states and 40 transitions. Second operand 14 states. [2020-07-10 14:59:49,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:59:49,864 INFO L93 Difference]: Finished difference Result 46 states and 47 transitions. [2020-07-10 14:59:49,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-07-10 14:59:49,864 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 61 [2020-07-10 14:59:49,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:59:49,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2020-07-10 14:59:49,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 47 transitions. [2020-07-10 14:59:49,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2020-07-10 14:59:49,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 47 transitions. [2020-07-10 14:59:49,870 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 13 states and 47 transitions. [2020-07-10 14:59:49,953 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 47 edges. 47 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:59:49,955 INFO L225 Difference]: With dead ends: 46 [2020-07-10 14:59:49,955 INFO L226 Difference]: Without dead ends: 42 [2020-07-10 14:59:49,957 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 [2020-07-10 14:59:49,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2020-07-10 14:59:49,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 42. [2020-07-10 14:59:49,969 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:59:49,969 INFO L82 GeneralOperation]: Start isEquivalent. First operand 42 states. Second operand 42 states. [2020-07-10 14:59:49,970 INFO L74 IsIncluded]: Start isIncluded. First operand 42 states. Second operand 42 states. [2020-07-10 14:59:49,970 INFO L87 Difference]: Start difference. First operand 42 states. Second operand 42 states. [2020-07-10 14:59:49,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:59:49,972 INFO L93 Difference]: Finished difference Result 42 states and 43 transitions. [2020-07-10 14:59:49,972 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 43 transitions. [2020-07-10 14:59:49,973 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:59:49,973 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:59:49,973 INFO L74 IsIncluded]: Start isIncluded. First operand 42 states. Second operand 42 states. [2020-07-10 14:59:49,973 INFO L87 Difference]: Start difference. First operand 42 states. Second operand 42 states. [2020-07-10 14:59:49,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:59:49,976 INFO L93 Difference]: Finished difference Result 42 states and 43 transitions. [2020-07-10 14:59:49,976 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 43 transitions. [2020-07-10 14:59:49,976 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:59:49,976 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:59:49,977 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:59:49,977 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:59:49,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2020-07-10 14:59:49,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 43 transitions. [2020-07-10 14:59:49,979 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 43 transitions. Word has length 61 [2020-07-10 14:59:49,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:59:49,979 INFO L479 AbstractCegarLoop]: Abstraction has 42 states and 43 transitions. [2020-07-10 14:59:49,979 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-07-10 14:59:49,979 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 43 transitions. [2020-07-10 14:59:49,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-07-10 14:59:49,980 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:59:49,980 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 14:59:50,194 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2020-07-10 14:59:50,195 INFO L427 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:59:50,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:59:50,196 INFO L82 PathProgramCache]: Analyzing trace with hash 952137732, now seen corresponding path program 9 times [2020-07-10 14:59:50,196 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:59:50,197 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [558026922] [2020-07-10 14:59:50,197 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:59:50,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:50,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:50,239 INFO L280 TraceCheckUtils]: 0: Hoare triple {3324#true} assume true; {3324#true} is VALID [2020-07-10 14:59:50,239 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3324#true} {3324#true} #26#return; {3324#true} is VALID [2020-07-10 14:59:50,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:50,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:50,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:50,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:50,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:50,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:50,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:50,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:50,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:50,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:50,598 INFO L280 TraceCheckUtils]: 0: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,599 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 [2020-07-10 14:59:50,599 INFO L280 TraceCheckUtils]: 2: Hoare triple {3649#(<= |sum_#in~n| 0)} assume true; {3649#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:50,601 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 [2020-07-10 14:59:50,602 INFO L280 TraceCheckUtils]: 0: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,602 INFO L280 TraceCheckUtils]: 1: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,603 INFO L263 TraceCheckUtils]: 2: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:50,603 INFO L280 TraceCheckUtils]: 3: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,604 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 [2020-07-10 14:59:50,605 INFO L280 TraceCheckUtils]: 5: Hoare triple {3649#(<= |sum_#in~n| 0)} assume true; {3649#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:50,606 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 [2020-07-10 14:59:50,607 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 [2020-07-10 14:59:50,607 INFO L280 TraceCheckUtils]: 8: Hoare triple {3648#(<= |sum_#in~n| 1)} assume true; {3648#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:50,609 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 [2020-07-10 14:59:50,610 INFO L280 TraceCheckUtils]: 0: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,610 INFO L280 TraceCheckUtils]: 1: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,611 INFO L263 TraceCheckUtils]: 2: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:50,612 INFO L280 TraceCheckUtils]: 3: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,612 INFO L280 TraceCheckUtils]: 4: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,613 INFO L263 TraceCheckUtils]: 5: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:50,613 INFO L280 TraceCheckUtils]: 6: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,614 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 [2020-07-10 14:59:50,615 INFO L280 TraceCheckUtils]: 8: Hoare triple {3649#(<= |sum_#in~n| 0)} assume true; {3649#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:50,617 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 [2020-07-10 14:59:50,618 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 [2020-07-10 14:59:50,618 INFO L280 TraceCheckUtils]: 11: Hoare triple {3648#(<= |sum_#in~n| 1)} assume true; {3648#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:50,620 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 [2020-07-10 14:59:50,621 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 [2020-07-10 14:59:50,621 INFO L280 TraceCheckUtils]: 14: Hoare triple {3643#(<= |sum_#in~n| 2)} assume true; {3643#(<= |sum_#in~n| 2)} is VALID [2020-07-10 14:59:50,623 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 [2020-07-10 14:59:50,624 INFO L280 TraceCheckUtils]: 0: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,625 INFO L280 TraceCheckUtils]: 1: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,625 INFO L263 TraceCheckUtils]: 2: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:50,626 INFO L280 TraceCheckUtils]: 3: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,626 INFO L280 TraceCheckUtils]: 4: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,627 INFO L263 TraceCheckUtils]: 5: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:50,627 INFO L280 TraceCheckUtils]: 6: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,628 INFO L280 TraceCheckUtils]: 7: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,628 INFO L263 TraceCheckUtils]: 8: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:50,629 INFO L280 TraceCheckUtils]: 9: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,629 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 [2020-07-10 14:59:50,630 INFO L280 TraceCheckUtils]: 11: Hoare triple {3649#(<= |sum_#in~n| 0)} assume true; {3649#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:50,631 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 [2020-07-10 14:59:50,632 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 [2020-07-10 14:59:50,633 INFO L280 TraceCheckUtils]: 14: Hoare triple {3648#(<= |sum_#in~n| 1)} assume true; {3648#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:50,634 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 [2020-07-10 14:59:50,635 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 [2020-07-10 14:59:50,635 INFO L280 TraceCheckUtils]: 17: Hoare triple {3643#(<= |sum_#in~n| 2)} assume true; {3643#(<= |sum_#in~n| 2)} is VALID [2020-07-10 14:59:50,637 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 [2020-07-10 14:59:50,637 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 [2020-07-10 14:59:50,638 INFO L280 TraceCheckUtils]: 20: Hoare triple {3632#(<= |sum_#in~n| 3)} assume true; {3632#(<= |sum_#in~n| 3)} is VALID [2020-07-10 14:59:50,639 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 [2020-07-10 14:59:50,640 INFO L280 TraceCheckUtils]: 0: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,641 INFO L280 TraceCheckUtils]: 1: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,641 INFO L263 TraceCheckUtils]: 2: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:50,642 INFO L280 TraceCheckUtils]: 3: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,642 INFO L280 TraceCheckUtils]: 4: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,643 INFO L263 TraceCheckUtils]: 5: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:50,643 INFO L280 TraceCheckUtils]: 6: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,644 INFO L280 TraceCheckUtils]: 7: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,644 INFO L263 TraceCheckUtils]: 8: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:50,645 INFO L280 TraceCheckUtils]: 9: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,645 INFO L280 TraceCheckUtils]: 10: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,646 INFO L263 TraceCheckUtils]: 11: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:50,646 INFO L280 TraceCheckUtils]: 12: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,647 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 [2020-07-10 14:59:50,648 INFO L280 TraceCheckUtils]: 14: Hoare triple {3649#(<= |sum_#in~n| 0)} assume true; {3649#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:50,649 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 [2020-07-10 14:59:50,650 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 [2020-07-10 14:59:50,651 INFO L280 TraceCheckUtils]: 17: Hoare triple {3648#(<= |sum_#in~n| 1)} assume true; {3648#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:50,652 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 [2020-07-10 14:59:50,653 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 [2020-07-10 14:59:50,654 INFO L280 TraceCheckUtils]: 20: Hoare triple {3643#(<= |sum_#in~n| 2)} assume true; {3643#(<= |sum_#in~n| 2)} is VALID [2020-07-10 14:59:50,655 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 [2020-07-10 14:59:50,656 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 [2020-07-10 14:59:50,657 INFO L280 TraceCheckUtils]: 23: Hoare triple {3632#(<= |sum_#in~n| 3)} assume true; {3632#(<= |sum_#in~n| 3)} is VALID [2020-07-10 14:59:50,658 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 [2020-07-10 14:59:50,659 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 [2020-07-10 14:59:50,660 INFO L280 TraceCheckUtils]: 26: Hoare triple {3615#(<= |sum_#in~n| 4)} assume true; {3615#(<= |sum_#in~n| 4)} is VALID [2020-07-10 14:59:50,661 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 [2020-07-10 14:59:50,663 INFO L280 TraceCheckUtils]: 0: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,664 INFO L280 TraceCheckUtils]: 1: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,664 INFO L263 TraceCheckUtils]: 2: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:50,665 INFO L280 TraceCheckUtils]: 3: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,665 INFO L280 TraceCheckUtils]: 4: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,666 INFO L263 TraceCheckUtils]: 5: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:50,666 INFO L280 TraceCheckUtils]: 6: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,667 INFO L280 TraceCheckUtils]: 7: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,667 INFO L263 TraceCheckUtils]: 8: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:50,668 INFO L280 TraceCheckUtils]: 9: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,669 INFO L280 TraceCheckUtils]: 10: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,669 INFO L263 TraceCheckUtils]: 11: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:50,670 INFO L280 TraceCheckUtils]: 12: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,671 INFO L280 TraceCheckUtils]: 13: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,671 INFO L263 TraceCheckUtils]: 14: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:50,672 INFO L280 TraceCheckUtils]: 15: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,673 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 [2020-07-10 14:59:50,674 INFO L280 TraceCheckUtils]: 17: Hoare triple {3649#(<= |sum_#in~n| 0)} assume true; {3649#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:50,677 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 [2020-07-10 14:59:50,678 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 [2020-07-10 14:59:50,679 INFO L280 TraceCheckUtils]: 20: Hoare triple {3648#(<= |sum_#in~n| 1)} assume true; {3648#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:50,681 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 [2020-07-10 14:59:50,682 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 [2020-07-10 14:59:50,683 INFO L280 TraceCheckUtils]: 23: Hoare triple {3643#(<= |sum_#in~n| 2)} assume true; {3643#(<= |sum_#in~n| 2)} is VALID [2020-07-10 14:59:50,685 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 [2020-07-10 14:59:50,686 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 [2020-07-10 14:59:50,688 INFO L280 TraceCheckUtils]: 26: Hoare triple {3632#(<= |sum_#in~n| 3)} assume true; {3632#(<= |sum_#in~n| 3)} is VALID [2020-07-10 14:59:50,690 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 [2020-07-10 14:59:50,691 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 [2020-07-10 14:59:50,692 INFO L280 TraceCheckUtils]: 29: Hoare triple {3615#(<= |sum_#in~n| 4)} assume true; {3615#(<= |sum_#in~n| 4)} is VALID [2020-07-10 14:59:50,694 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 [2020-07-10 14:59:50,695 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 [2020-07-10 14:59:50,696 INFO L280 TraceCheckUtils]: 32: Hoare triple {3592#(<= |sum_#in~n| 5)} assume true; {3592#(<= |sum_#in~n| 5)} is VALID [2020-07-10 14:59:50,697 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 [2020-07-10 14:59:50,700 INFO L280 TraceCheckUtils]: 0: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,700 INFO L280 TraceCheckUtils]: 1: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,701 INFO L263 TraceCheckUtils]: 2: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:50,701 INFO L280 TraceCheckUtils]: 3: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,702 INFO L280 TraceCheckUtils]: 4: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,702 INFO L263 TraceCheckUtils]: 5: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:50,703 INFO L280 TraceCheckUtils]: 6: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,703 INFO L280 TraceCheckUtils]: 7: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,704 INFO L263 TraceCheckUtils]: 8: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:50,704 INFO L280 TraceCheckUtils]: 9: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,705 INFO L280 TraceCheckUtils]: 10: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,705 INFO L263 TraceCheckUtils]: 11: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:50,706 INFO L280 TraceCheckUtils]: 12: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,706 INFO L280 TraceCheckUtils]: 13: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,706 INFO L263 TraceCheckUtils]: 14: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:50,707 INFO L280 TraceCheckUtils]: 15: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,708 INFO L280 TraceCheckUtils]: 16: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,708 INFO L263 TraceCheckUtils]: 17: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:50,709 INFO L280 TraceCheckUtils]: 18: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,709 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 [2020-07-10 14:59:50,710 INFO L280 TraceCheckUtils]: 20: Hoare triple {3649#(<= |sum_#in~n| 0)} assume true; {3649#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:50,712 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 [2020-07-10 14:59:50,712 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 [2020-07-10 14:59:50,713 INFO L280 TraceCheckUtils]: 23: Hoare triple {3648#(<= |sum_#in~n| 1)} assume true; {3648#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:50,716 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 [2020-07-10 14:59:50,717 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 [2020-07-10 14:59:50,718 INFO L280 TraceCheckUtils]: 26: Hoare triple {3643#(<= |sum_#in~n| 2)} assume true; {3643#(<= |sum_#in~n| 2)} is VALID [2020-07-10 14:59:50,720 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 [2020-07-10 14:59:50,721 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 [2020-07-10 14:59:50,722 INFO L280 TraceCheckUtils]: 29: Hoare triple {3632#(<= |sum_#in~n| 3)} assume true; {3632#(<= |sum_#in~n| 3)} is VALID [2020-07-10 14:59:50,724 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 [2020-07-10 14:59:50,725 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 [2020-07-10 14:59:50,726 INFO L280 TraceCheckUtils]: 32: Hoare triple {3615#(<= |sum_#in~n| 4)} assume true; {3615#(<= |sum_#in~n| 4)} is VALID [2020-07-10 14:59:50,728 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 [2020-07-10 14:59:50,729 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 [2020-07-10 14:59:50,730 INFO L280 TraceCheckUtils]: 35: Hoare triple {3592#(<= |sum_#in~n| 5)} assume true; {3592#(<= |sum_#in~n| 5)} is VALID [2020-07-10 14:59:50,732 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 [2020-07-10 14:59:50,733 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 [2020-07-10 14:59:50,734 INFO L280 TraceCheckUtils]: 38: Hoare triple {3563#(<= |sum_#in~n| 6)} assume true; {3563#(<= |sum_#in~n| 6)} is VALID [2020-07-10 14:59:50,736 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 [2020-07-10 14:59:50,739 INFO L280 TraceCheckUtils]: 0: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,739 INFO L280 TraceCheckUtils]: 1: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,740 INFO L263 TraceCheckUtils]: 2: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:50,741 INFO L280 TraceCheckUtils]: 3: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,741 INFO L280 TraceCheckUtils]: 4: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,742 INFO L263 TraceCheckUtils]: 5: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:50,743 INFO L280 TraceCheckUtils]: 6: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,743 INFO L280 TraceCheckUtils]: 7: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,744 INFO L263 TraceCheckUtils]: 8: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:50,745 INFO L280 TraceCheckUtils]: 9: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,745 INFO L280 TraceCheckUtils]: 10: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,746 INFO L263 TraceCheckUtils]: 11: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:50,747 INFO L280 TraceCheckUtils]: 12: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,748 INFO L280 TraceCheckUtils]: 13: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,748 INFO L263 TraceCheckUtils]: 14: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:50,749 INFO L280 TraceCheckUtils]: 15: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,749 INFO L280 TraceCheckUtils]: 16: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,750 INFO L263 TraceCheckUtils]: 17: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:50,751 INFO L280 TraceCheckUtils]: 18: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,751 INFO L280 TraceCheckUtils]: 19: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,752 INFO L263 TraceCheckUtils]: 20: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:50,754 INFO L280 TraceCheckUtils]: 21: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,755 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 [2020-07-10 14:59:50,755 INFO L280 TraceCheckUtils]: 23: Hoare triple {3649#(<= |sum_#in~n| 0)} assume true; {3649#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:50,758 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 [2020-07-10 14:59:50,759 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 [2020-07-10 14:59:50,760 INFO L280 TraceCheckUtils]: 26: Hoare triple {3648#(<= |sum_#in~n| 1)} assume true; {3648#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:50,762 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 [2020-07-10 14:59:50,762 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 [2020-07-10 14:59:50,763 INFO L280 TraceCheckUtils]: 29: Hoare triple {3643#(<= |sum_#in~n| 2)} assume true; {3643#(<= |sum_#in~n| 2)} is VALID [2020-07-10 14:59:50,764 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 [2020-07-10 14:59:50,765 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 [2020-07-10 14:59:50,766 INFO L280 TraceCheckUtils]: 32: Hoare triple {3632#(<= |sum_#in~n| 3)} assume true; {3632#(<= |sum_#in~n| 3)} is VALID [2020-07-10 14:59:50,767 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 [2020-07-10 14:59:50,768 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 [2020-07-10 14:59:50,768 INFO L280 TraceCheckUtils]: 35: Hoare triple {3615#(<= |sum_#in~n| 4)} assume true; {3615#(<= |sum_#in~n| 4)} is VALID [2020-07-10 14:59:50,770 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 [2020-07-10 14:59:50,770 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 [2020-07-10 14:59:50,771 INFO L280 TraceCheckUtils]: 38: Hoare triple {3592#(<= |sum_#in~n| 5)} assume true; {3592#(<= |sum_#in~n| 5)} is VALID [2020-07-10 14:59:50,772 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 [2020-07-10 14:59:50,773 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 [2020-07-10 14:59:50,774 INFO L280 TraceCheckUtils]: 41: Hoare triple {3563#(<= |sum_#in~n| 6)} assume true; {3563#(<= |sum_#in~n| 6)} is VALID [2020-07-10 14:59:50,775 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 [2020-07-10 14:59:50,776 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 [2020-07-10 14:59:50,776 INFO L280 TraceCheckUtils]: 44: Hoare triple {3528#(<= |sum_#in~n| 7)} assume true; {3528#(<= |sum_#in~n| 7)} is VALID [2020-07-10 14:59:50,778 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 [2020-07-10 14:59:50,782 INFO L280 TraceCheckUtils]: 0: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,782 INFO L280 TraceCheckUtils]: 1: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,783 INFO L263 TraceCheckUtils]: 2: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:50,784 INFO L280 TraceCheckUtils]: 3: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,785 INFO L280 TraceCheckUtils]: 4: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,785 INFO L263 TraceCheckUtils]: 5: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:50,786 INFO L280 TraceCheckUtils]: 6: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,787 INFO L280 TraceCheckUtils]: 7: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,787 INFO L263 TraceCheckUtils]: 8: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:50,788 INFO L280 TraceCheckUtils]: 9: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,789 INFO L280 TraceCheckUtils]: 10: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,789 INFO L263 TraceCheckUtils]: 11: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:50,790 INFO L280 TraceCheckUtils]: 12: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,790 INFO L280 TraceCheckUtils]: 13: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,791 INFO L263 TraceCheckUtils]: 14: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:50,792 INFO L280 TraceCheckUtils]: 15: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,792 INFO L280 TraceCheckUtils]: 16: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,793 INFO L263 TraceCheckUtils]: 17: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:50,793 INFO L280 TraceCheckUtils]: 18: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,794 INFO L280 TraceCheckUtils]: 19: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,795 INFO L263 TraceCheckUtils]: 20: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:50,795 INFO L280 TraceCheckUtils]: 21: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,796 INFO L280 TraceCheckUtils]: 22: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,797 INFO L263 TraceCheckUtils]: 23: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:50,798 INFO L280 TraceCheckUtils]: 24: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,799 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 [2020-07-10 14:59:50,799 INFO L280 TraceCheckUtils]: 26: Hoare triple {3649#(<= |sum_#in~n| 0)} assume true; {3649#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:50,801 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 [2020-07-10 14:59:50,801 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 [2020-07-10 14:59:50,802 INFO L280 TraceCheckUtils]: 29: Hoare triple {3648#(<= |sum_#in~n| 1)} assume true; {3648#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:50,803 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 [2020-07-10 14:59:50,804 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 [2020-07-10 14:59:50,805 INFO L280 TraceCheckUtils]: 32: Hoare triple {3643#(<= |sum_#in~n| 2)} assume true; {3643#(<= |sum_#in~n| 2)} is VALID [2020-07-10 14:59:50,806 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 [2020-07-10 14:59:50,807 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 [2020-07-10 14:59:50,807 INFO L280 TraceCheckUtils]: 35: Hoare triple {3632#(<= |sum_#in~n| 3)} assume true; {3632#(<= |sum_#in~n| 3)} is VALID [2020-07-10 14:59:50,809 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 [2020-07-10 14:59:50,810 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 [2020-07-10 14:59:50,811 INFO L280 TraceCheckUtils]: 38: Hoare triple {3615#(<= |sum_#in~n| 4)} assume true; {3615#(<= |sum_#in~n| 4)} is VALID [2020-07-10 14:59:50,813 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 [2020-07-10 14:59:50,814 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 [2020-07-10 14:59:50,815 INFO L280 TraceCheckUtils]: 41: Hoare triple {3592#(<= |sum_#in~n| 5)} assume true; {3592#(<= |sum_#in~n| 5)} is VALID [2020-07-10 14:59:50,817 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 [2020-07-10 14:59:50,818 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 [2020-07-10 14:59:50,818 INFO L280 TraceCheckUtils]: 44: Hoare triple {3563#(<= |sum_#in~n| 6)} assume true; {3563#(<= |sum_#in~n| 6)} is VALID [2020-07-10 14:59:50,820 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 [2020-07-10 14:59:50,821 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 [2020-07-10 14:59:50,822 INFO L280 TraceCheckUtils]: 47: Hoare triple {3528#(<= |sum_#in~n| 7)} assume true; {3528#(<= |sum_#in~n| 7)} is VALID [2020-07-10 14:59:50,824 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 [2020-07-10 14:59:50,825 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 [2020-07-10 14:59:50,826 INFO L280 TraceCheckUtils]: 50: Hoare triple {3487#(<= |sum_#in~n| 8)} assume true; {3487#(<= |sum_#in~n| 8)} is VALID [2020-07-10 14:59:50,828 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 [2020-07-10 14:59:50,831 INFO L280 TraceCheckUtils]: 0: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,832 INFO L280 TraceCheckUtils]: 1: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,832 INFO L263 TraceCheckUtils]: 2: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:50,833 INFO L280 TraceCheckUtils]: 3: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,833 INFO L280 TraceCheckUtils]: 4: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,833 INFO L263 TraceCheckUtils]: 5: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:50,834 INFO L280 TraceCheckUtils]: 6: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,834 INFO L280 TraceCheckUtils]: 7: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,834 INFO L263 TraceCheckUtils]: 8: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:50,835 INFO L280 TraceCheckUtils]: 9: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,836 INFO L280 TraceCheckUtils]: 10: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,836 INFO L263 TraceCheckUtils]: 11: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:50,837 INFO L280 TraceCheckUtils]: 12: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,837 INFO L280 TraceCheckUtils]: 13: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,838 INFO L263 TraceCheckUtils]: 14: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:50,839 INFO L280 TraceCheckUtils]: 15: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,839 INFO L280 TraceCheckUtils]: 16: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,840 INFO L263 TraceCheckUtils]: 17: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:50,841 INFO L280 TraceCheckUtils]: 18: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,841 INFO L280 TraceCheckUtils]: 19: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,842 INFO L263 TraceCheckUtils]: 20: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:50,842 INFO L280 TraceCheckUtils]: 21: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,843 INFO L280 TraceCheckUtils]: 22: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,844 INFO L263 TraceCheckUtils]: 23: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:50,844 INFO L280 TraceCheckUtils]: 24: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,845 INFO L280 TraceCheckUtils]: 25: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,846 INFO L263 TraceCheckUtils]: 26: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:50,846 INFO L280 TraceCheckUtils]: 27: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,847 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 [2020-07-10 14:59:50,848 INFO L280 TraceCheckUtils]: 29: Hoare triple {3649#(<= |sum_#in~n| 0)} assume true; {3649#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:50,850 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 [2020-07-10 14:59:50,851 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 [2020-07-10 14:59:50,852 INFO L280 TraceCheckUtils]: 32: Hoare triple {3648#(<= |sum_#in~n| 1)} assume true; {3648#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:50,854 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 [2020-07-10 14:59:50,855 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 [2020-07-10 14:59:50,856 INFO L280 TraceCheckUtils]: 35: Hoare triple {3643#(<= |sum_#in~n| 2)} assume true; {3643#(<= |sum_#in~n| 2)} is VALID [2020-07-10 14:59:50,857 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 [2020-07-10 14:59:50,858 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 [2020-07-10 14:59:50,858 INFO L280 TraceCheckUtils]: 38: Hoare triple {3632#(<= |sum_#in~n| 3)} assume true; {3632#(<= |sum_#in~n| 3)} is VALID [2020-07-10 14:59:50,860 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 [2020-07-10 14:59:50,860 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 [2020-07-10 14:59:50,861 INFO L280 TraceCheckUtils]: 41: Hoare triple {3615#(<= |sum_#in~n| 4)} assume true; {3615#(<= |sum_#in~n| 4)} is VALID [2020-07-10 14:59:50,862 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 [2020-07-10 14:59:50,863 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 [2020-07-10 14:59:50,863 INFO L280 TraceCheckUtils]: 44: Hoare triple {3592#(<= |sum_#in~n| 5)} assume true; {3592#(<= |sum_#in~n| 5)} is VALID [2020-07-10 14:59:50,865 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 [2020-07-10 14:59:50,865 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 [2020-07-10 14:59:50,866 INFO L280 TraceCheckUtils]: 47: Hoare triple {3563#(<= |sum_#in~n| 6)} assume true; {3563#(<= |sum_#in~n| 6)} is VALID [2020-07-10 14:59:50,867 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 [2020-07-10 14:59:50,868 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 [2020-07-10 14:59:50,868 INFO L280 TraceCheckUtils]: 50: Hoare triple {3528#(<= |sum_#in~n| 7)} assume true; {3528#(<= |sum_#in~n| 7)} is VALID [2020-07-10 14:59:50,870 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 [2020-07-10 14:59:50,870 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 [2020-07-10 14:59:50,871 INFO L280 TraceCheckUtils]: 53: Hoare triple {3487#(<= |sum_#in~n| 8)} assume true; {3487#(<= |sum_#in~n| 8)} is VALID [2020-07-10 14:59:50,872 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 [2020-07-10 14:59:50,873 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 [2020-07-10 14:59:50,873 INFO L280 TraceCheckUtils]: 56: Hoare triple {3440#(<= |sum_#in~n| 9)} assume true; {3440#(<= |sum_#in~n| 9)} is VALID [2020-07-10 14:59:50,874 INFO L275 TraceCheckUtils]: 57: Hoare quadruple {3440#(<= |sum_#in~n| 9)} {3328#(<= 10 main_~a~0)} #32#return; {3325#false} is VALID [2020-07-10 14:59:50,892 INFO L263 TraceCheckUtils]: 0: Hoare triple {3324#true} call ULTIMATE.init(); {3324#true} is VALID [2020-07-10 14:59:50,893 INFO L280 TraceCheckUtils]: 1: Hoare triple {3324#true} assume true; {3324#true} is VALID [2020-07-10 14:59:50,893 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3324#true} {3324#true} #26#return; {3324#true} is VALID [2020-07-10 14:59:50,893 INFO L263 TraceCheckUtils]: 3: Hoare triple {3324#true} call #t~ret2 := main(); {3324#true} is VALID [2020-07-10 14:59:50,894 INFO L280 TraceCheckUtils]: 4: Hoare triple {3324#true} ~a~0 := 10;~b~0 := 0; {3328#(<= 10 main_~a~0)} is VALID [2020-07-10 14:59:50,895 INFO L263 TraceCheckUtils]: 5: Hoare triple {3328#(<= 10 main_~a~0)} call #t~ret1 := sum(~a~0, ~b~0); {3324#true} is VALID [2020-07-10 14:59:50,895 INFO L280 TraceCheckUtils]: 6: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,896 INFO L280 TraceCheckUtils]: 7: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,896 INFO L263 TraceCheckUtils]: 8: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:50,897 INFO L280 TraceCheckUtils]: 9: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,897 INFO L280 TraceCheckUtils]: 10: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,898 INFO L263 TraceCheckUtils]: 11: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:50,898 INFO L280 TraceCheckUtils]: 12: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,899 INFO L280 TraceCheckUtils]: 13: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,899 INFO L263 TraceCheckUtils]: 14: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:50,900 INFO L280 TraceCheckUtils]: 15: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,901 INFO L280 TraceCheckUtils]: 16: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,901 INFO L263 TraceCheckUtils]: 17: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:50,902 INFO L280 TraceCheckUtils]: 18: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,902 INFO L280 TraceCheckUtils]: 19: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,903 INFO L263 TraceCheckUtils]: 20: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:50,903 INFO L280 TraceCheckUtils]: 21: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,904 INFO L280 TraceCheckUtils]: 22: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,904 INFO L263 TraceCheckUtils]: 23: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:50,905 INFO L280 TraceCheckUtils]: 24: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,905 INFO L280 TraceCheckUtils]: 25: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,906 INFO L263 TraceCheckUtils]: 26: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:50,906 INFO L280 TraceCheckUtils]: 27: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,907 INFO L280 TraceCheckUtils]: 28: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,907 INFO L263 TraceCheckUtils]: 29: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:50,907 INFO L280 TraceCheckUtils]: 30: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,908 INFO L280 TraceCheckUtils]: 31: Hoare triple {3387#(= sum_~n |sum_#in~n|)} assume !(~n <= 0); {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,908 INFO L263 TraceCheckUtils]: 32: Hoare triple {3387#(= sum_~n |sum_#in~n|)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:50,909 INFO L280 TraceCheckUtils]: 33: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3387#(= sum_~n |sum_#in~n|)} is VALID [2020-07-10 14:59:50,909 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 [2020-07-10 14:59:50,910 INFO L280 TraceCheckUtils]: 35: Hoare triple {3649#(<= |sum_#in~n| 0)} assume true; {3649#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:50,911 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 [2020-07-10 14:59:50,912 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 [2020-07-10 14:59:50,912 INFO L280 TraceCheckUtils]: 38: Hoare triple {3648#(<= |sum_#in~n| 1)} assume true; {3648#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:50,914 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 [2020-07-10 14:59:50,914 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 [2020-07-10 14:59:50,915 INFO L280 TraceCheckUtils]: 41: Hoare triple {3643#(<= |sum_#in~n| 2)} assume true; {3643#(<= |sum_#in~n| 2)} is VALID [2020-07-10 14:59:50,916 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 [2020-07-10 14:59:50,917 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 [2020-07-10 14:59:50,917 INFO L280 TraceCheckUtils]: 44: Hoare triple {3632#(<= |sum_#in~n| 3)} assume true; {3632#(<= |sum_#in~n| 3)} is VALID [2020-07-10 14:59:50,919 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 [2020-07-10 14:59:50,919 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 [2020-07-10 14:59:50,920 INFO L280 TraceCheckUtils]: 47: Hoare triple {3615#(<= |sum_#in~n| 4)} assume true; {3615#(<= |sum_#in~n| 4)} is VALID [2020-07-10 14:59:50,921 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 [2020-07-10 14:59:50,922 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 [2020-07-10 14:59:50,922 INFO L280 TraceCheckUtils]: 50: Hoare triple {3592#(<= |sum_#in~n| 5)} assume true; {3592#(<= |sum_#in~n| 5)} is VALID [2020-07-10 14:59:50,924 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 [2020-07-10 14:59:50,924 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 [2020-07-10 14:59:50,925 INFO L280 TraceCheckUtils]: 53: Hoare triple {3563#(<= |sum_#in~n| 6)} assume true; {3563#(<= |sum_#in~n| 6)} is VALID [2020-07-10 14:59:50,926 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 [2020-07-10 14:59:50,927 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 [2020-07-10 14:59:50,927 INFO L280 TraceCheckUtils]: 56: Hoare triple {3528#(<= |sum_#in~n| 7)} assume true; {3528#(<= |sum_#in~n| 7)} is VALID [2020-07-10 14:59:50,929 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 [2020-07-10 14:59:50,929 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 [2020-07-10 14:59:50,930 INFO L280 TraceCheckUtils]: 59: Hoare triple {3487#(<= |sum_#in~n| 8)} assume true; {3487#(<= |sum_#in~n| 8)} is VALID [2020-07-10 14:59:50,932 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 [2020-07-10 14:59:50,932 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 [2020-07-10 14:59:50,933 INFO L280 TraceCheckUtils]: 62: Hoare triple {3440#(<= |sum_#in~n| 9)} assume true; {3440#(<= |sum_#in~n| 9)} is VALID [2020-07-10 14:59:50,934 INFO L275 TraceCheckUtils]: 63: Hoare quadruple {3440#(<= |sum_#in~n| 9)} {3328#(<= 10 main_~a~0)} #32#return; {3325#false} is VALID [2020-07-10 14:59:50,934 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 [2020-07-10 14:59:50,934 INFO L280 TraceCheckUtils]: 65: Hoare triple {3325#false} assume ~result~0 == ~a~0 + ~b~0; {3325#false} is VALID [2020-07-10 14:59:50,935 INFO L280 TraceCheckUtils]: 66: Hoare triple {3325#false} assume !false; {3325#false} is VALID [2020-07-10 14:59:50,940 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2020-07-10 14:59:50,940 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [558026922] [2020-07-10 14:59:50,941 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1552954644] [2020-07-10 14:59:50,941 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 [2020-07-10 14:59:50,999 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) [2020-07-10 14:59:50,999 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-10 14:59:51,001 INFO L264 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 22 conjunts are in the unsatisfiable core [2020-07-10 14:59:51,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:59:51,017 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-10 14:59:51,248 INFO L263 TraceCheckUtils]: 0: Hoare triple {3324#true} call ULTIMATE.init(); {3324#true} is VALID [2020-07-10 14:59:51,248 INFO L280 TraceCheckUtils]: 1: Hoare triple {3324#true} assume true; {3324#true} is VALID [2020-07-10 14:59:51,248 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3324#true} {3324#true} #26#return; {3324#true} is VALID [2020-07-10 14:59:51,248 INFO L263 TraceCheckUtils]: 3: Hoare triple {3324#true} call #t~ret2 := main(); {3324#true} is VALID [2020-07-10 14:59:51,249 INFO L280 TraceCheckUtils]: 4: Hoare triple {3324#true} ~a~0 := 10;~b~0 := 0; {3328#(<= 10 main_~a~0)} is VALID [2020-07-10 14:59:51,249 INFO L263 TraceCheckUtils]: 5: Hoare triple {3328#(<= 10 main_~a~0)} call #t~ret1 := sum(~a~0, ~b~0); {3324#true} is VALID [2020-07-10 14:59:51,250 INFO L280 TraceCheckUtils]: 6: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3671#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:51,250 INFO L280 TraceCheckUtils]: 7: Hoare triple {3671#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {3671#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:51,251 INFO L263 TraceCheckUtils]: 8: Hoare triple {3671#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:51,251 INFO L280 TraceCheckUtils]: 9: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3671#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:51,252 INFO L280 TraceCheckUtils]: 10: Hoare triple {3671#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {3671#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:51,252 INFO L263 TraceCheckUtils]: 11: Hoare triple {3671#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:51,252 INFO L280 TraceCheckUtils]: 12: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3671#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:51,253 INFO L280 TraceCheckUtils]: 13: Hoare triple {3671#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {3671#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:51,253 INFO L263 TraceCheckUtils]: 14: Hoare triple {3671#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:51,254 INFO L280 TraceCheckUtils]: 15: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3671#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:51,254 INFO L280 TraceCheckUtils]: 16: Hoare triple {3671#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {3671#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:51,255 INFO L263 TraceCheckUtils]: 17: Hoare triple {3671#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:51,255 INFO L280 TraceCheckUtils]: 18: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3671#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:51,256 INFO L280 TraceCheckUtils]: 19: Hoare triple {3671#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {3671#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:51,256 INFO L263 TraceCheckUtils]: 20: Hoare triple {3671#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:51,256 INFO L280 TraceCheckUtils]: 21: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3671#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:51,257 INFO L280 TraceCheckUtils]: 22: Hoare triple {3671#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {3671#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:51,257 INFO L263 TraceCheckUtils]: 23: Hoare triple {3671#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:51,258 INFO L280 TraceCheckUtils]: 24: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3671#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:51,258 INFO L280 TraceCheckUtils]: 25: Hoare triple {3671#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {3671#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:51,258 INFO L263 TraceCheckUtils]: 26: Hoare triple {3671#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:51,259 INFO L280 TraceCheckUtils]: 27: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3671#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:51,259 INFO L280 TraceCheckUtils]: 28: Hoare triple {3671#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {3671#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:51,260 INFO L263 TraceCheckUtils]: 29: Hoare triple {3671#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:51,260 INFO L280 TraceCheckUtils]: 30: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3671#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:51,261 INFO L280 TraceCheckUtils]: 31: Hoare triple {3671#(<= |sum_#in~n| sum_~n)} assume !(~n <= 0); {3671#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:51,261 INFO L263 TraceCheckUtils]: 32: Hoare triple {3671#(<= |sum_#in~n| sum_~n)} call #t~ret0 := sum(~n - 1, 1 + ~m); {3324#true} is VALID [2020-07-10 14:59:51,262 INFO L280 TraceCheckUtils]: 33: Hoare triple {3324#true} ~n := #in~n;~m := #in~m; {3671#(<= |sum_#in~n| sum_~n)} is VALID [2020-07-10 14:59:51,262 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 [2020-07-10 14:59:51,263 INFO L280 TraceCheckUtils]: 35: Hoare triple {3649#(<= |sum_#in~n| 0)} assume true; {3649#(<= |sum_#in~n| 0)} is VALID [2020-07-10 14:59:51,264 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 [2020-07-10 14:59:51,265 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 [2020-07-10 14:59:51,266 INFO L280 TraceCheckUtils]: 38: Hoare triple {3648#(<= |sum_#in~n| 1)} assume true; {3648#(<= |sum_#in~n| 1)} is VALID [2020-07-10 14:59:51,267 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 [2020-07-10 14:59:51,268 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 [2020-07-10 14:59:51,268 INFO L280 TraceCheckUtils]: 41: Hoare triple {3643#(<= |sum_#in~n| 2)} assume true; {3643#(<= |sum_#in~n| 2)} is VALID [2020-07-10 14:59:51,270 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 [2020-07-10 14:59:51,270 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 [2020-07-10 14:59:51,271 INFO L280 TraceCheckUtils]: 44: Hoare triple {3632#(<= |sum_#in~n| 3)} assume true; {3632#(<= |sum_#in~n| 3)} is VALID [2020-07-10 14:59:51,272 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 [2020-07-10 14:59:51,273 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 [2020-07-10 14:59:51,273 INFO L280 TraceCheckUtils]: 47: Hoare triple {3615#(<= |sum_#in~n| 4)} assume true; {3615#(<= |sum_#in~n| 4)} is VALID [2020-07-10 14:59:51,274 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 [2020-07-10 14:59:51,275 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 [2020-07-10 14:59:51,275 INFO L280 TraceCheckUtils]: 50: Hoare triple {3592#(<= |sum_#in~n| 5)} assume true; {3592#(<= |sum_#in~n| 5)} is VALID [2020-07-10 14:59:51,277 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 [2020-07-10 14:59:51,277 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 [2020-07-10 14:59:51,278 INFO L280 TraceCheckUtils]: 53: Hoare triple {3563#(<= |sum_#in~n| 6)} assume true; {3563#(<= |sum_#in~n| 6)} is VALID [2020-07-10 14:59:51,279 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 [2020-07-10 14:59:51,280 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 [2020-07-10 14:59:51,280 INFO L280 TraceCheckUtils]: 56: Hoare triple {3528#(<= |sum_#in~n| 7)} assume true; {3528#(<= |sum_#in~n| 7)} is VALID [2020-07-10 14:59:51,281 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 [2020-07-10 14:59:51,282 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 [2020-07-10 14:59:51,282 INFO L280 TraceCheckUtils]: 59: Hoare triple {3487#(<= |sum_#in~n| 8)} assume true; {3487#(<= |sum_#in~n| 8)} is VALID [2020-07-10 14:59:51,283 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 [2020-07-10 14:59:51,284 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 [2020-07-10 14:59:51,284 INFO L280 TraceCheckUtils]: 62: Hoare triple {3440#(<= |sum_#in~n| 9)} assume true; {3440#(<= |sum_#in~n| 9)} is VALID [2020-07-10 14:59:51,286 INFO L275 TraceCheckUtils]: 63: Hoare quadruple {3440#(<= |sum_#in~n| 9)} {3328#(<= 10 main_~a~0)} #32#return; {3325#false} is VALID [2020-07-10 14:59:51,286 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 [2020-07-10 14:59:51,286 INFO L280 TraceCheckUtils]: 65: Hoare triple {3325#false} assume ~result~0 == ~a~0 + ~b~0; {3325#false} is VALID [2020-07-10 14:59:51,286 INFO L280 TraceCheckUtils]: 66: Hoare triple {3325#false} assume !false; {3325#false} is VALID [2020-07-10 14:59:51,291 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2020-07-10 14:59:51,291 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-10 14:59:51,292 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 15 [2020-07-10 14:59:51,292 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1236928762] [2020-07-10 14:59:51,297 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 67 [2020-07-10 14:59:51,329 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:59:51,329 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 15 states. [2020-07-10 14:59:51,398 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 55 edges. 55 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:59:51,398 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-07-10 14:59:51,398 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:59:51,399 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-07-10 14:59:51,399 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=137, Unknown=0, NotChecked=0, Total=210 [2020-07-10 14:59:51,400 INFO L87 Difference]: Start difference. First operand 42 states and 43 transitions. Second operand 15 states. [2020-07-10 14:59:51,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:59:51,763 INFO L93 Difference]: Finished difference Result 49 states and 50 transitions. [2020-07-10 14:59:51,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-07-10 14:59:51,764 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 67 [2020-07-10 14:59:51,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:59:51,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2020-07-10 14:59:51,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 50 transitions. [2020-07-10 14:59:51,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2020-07-10 14:59:51,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 50 transitions. [2020-07-10 14:59:51,768 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 14 states and 50 transitions. [2020-07-10 14:59:51,839 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 50 edges. 50 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:59:51,842 INFO L225 Difference]: With dead ends: 49 [2020-07-10 14:59:51,842 INFO L226 Difference]: Without dead ends: 45 [2020-07-10 14:59:51,843 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 [2020-07-10 14:59:51,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2020-07-10 14:59:51,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2020-07-10 14:59:51,853 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:59:51,853 INFO L82 GeneralOperation]: Start isEquivalent. First operand 45 states. Second operand 45 states. [2020-07-10 14:59:51,854 INFO L74 IsIncluded]: Start isIncluded. First operand 45 states. Second operand 45 states. [2020-07-10 14:59:51,854 INFO L87 Difference]: Start difference. First operand 45 states. Second operand 45 states. [2020-07-10 14:59:51,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:59:51,856 INFO L93 Difference]: Finished difference Result 45 states and 46 transitions. [2020-07-10 14:59:51,857 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 46 transitions. [2020-07-10 14:59:51,857 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:59:51,857 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:59:51,857 INFO L74 IsIncluded]: Start isIncluded. First operand 45 states. Second operand 45 states. [2020-07-10 14:59:51,858 INFO L87 Difference]: Start difference. First operand 45 states. Second operand 45 states. [2020-07-10 14:59:51,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:59:51,860 INFO L93 Difference]: Finished difference Result 45 states and 46 transitions. [2020-07-10 14:59:51,860 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 46 transitions. [2020-07-10 14:59:51,860 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:59:51,861 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:59:51,861 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:59:51,861 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:59:51,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2020-07-10 14:59:51,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 46 transitions. [2020-07-10 14:59:51,863 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 46 transitions. Word has length 67 [2020-07-10 14:59:51,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:59:51,863 INFO L479 AbstractCegarLoop]: Abstraction has 45 states and 46 transitions. [2020-07-10 14:59:51,863 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-07-10 14:59:51,864 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 46 transitions. [2020-07-10 14:59:51,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2020-07-10 14:59:51,865 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:59:51,865 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 14:59:52,066 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-10 14:59:52,066 INFO L427 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:59:52,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:59:52,067 INFO L82 PathProgramCache]: Analyzing trace with hash 1540970204, now seen corresponding path program 10 times [2020-07-10 14:59:52,067 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:59:52,068 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [265718030] [2020-07-10 14:59:52,068 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:59:52,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-10 14:59:52,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-10 14:59:52,133 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-10 14:59:52,134 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-10 14:59:52,134 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-07-10 14:59:52,190 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-10 14:59:52,190 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-10 14:59:52,191 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-10 14:59:52,191 WARN L170 areAnnotationChecker]: sumENTRY has no Hoare annotation [2020-07-10 14:59:52,191 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-10 14:59:52,191 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-10 14:59:52,191 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-10 14:59:52,191 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-10 14:59:52,191 WARN L170 areAnnotationChecker]: L4 has no Hoare annotation [2020-07-10 14:59:52,191 WARN L170 areAnnotationChecker]: L4 has no Hoare annotation [2020-07-10 14:59:52,192 WARN L170 areAnnotationChecker]: L14 has no Hoare annotation [2020-07-10 14:59:52,192 WARN L170 areAnnotationChecker]: L14 has no Hoare annotation [2020-07-10 14:59:52,192 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-10 14:59:52,192 WARN L170 areAnnotationChecker]: sumFINAL has no Hoare annotation [2020-07-10 14:59:52,192 WARN L170 areAnnotationChecker]: L7 has no Hoare annotation [2020-07-10 14:59:52,192 WARN L170 areAnnotationChecker]: L7 has no Hoare annotation [2020-07-10 14:59:52,192 WARN L170 areAnnotationChecker]: L14-1 has no Hoare annotation [2020-07-10 14:59:52,193 WARN L170 areAnnotationChecker]: sumEXIT has no Hoare annotation [2020-07-10 14:59:52,193 WARN L170 areAnnotationChecker]: sumEXIT has no Hoare annotation [2020-07-10 14:59:52,193 WARN L170 areAnnotationChecker]: L7-1 has no Hoare annotation [2020-07-10 14:59:52,193 WARN L170 areAnnotationChecker]: L15 has no Hoare annotation [2020-07-10 14:59:52,193 WARN L170 areAnnotationChecker]: L15 has no Hoare annotation [2020-07-10 14:59:52,193 WARN L170 areAnnotationChecker]: L16 has no Hoare annotation [2020-07-10 14:59:52,193 WARN L170 areAnnotationChecker]: L16 has no Hoare annotation [2020-07-10 14:59:52,193 WARN L170 areAnnotationChecker]: L15-2 has no Hoare annotation [2020-07-10 14:59:52,194 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-10 14:59:52,194 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. [2020-07-10 14:59:52,197 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.07 02:59:52 BoogieIcfgContainer [2020-07-10 14:59:52,197 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-10 14:59:52,200 INFO L168 Benchmark]: Toolchain (without parser) took 13691.84 ms. Allocated memory was 144.2 MB in the beginning and 356.0 MB in the end (delta: 211.8 MB). Free memory was 102.2 MB in the beginning and 112.9 MB in the end (delta: -10.7 MB). Peak memory consumption was 201.1 MB. Max. memory is 7.1 GB. [2020-07-10 14:59:52,201 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 144.2 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2020-07-10 14:59:52,202 INFO L168 Benchmark]: CACSL2BoogieTranslator took 243.47 ms. Allocated memory is still 144.2 MB. Free memory was 102.0 MB in the beginning and 92.1 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. [2020-07-10 14:59:52,202 INFO L168 Benchmark]: Boogie Preprocessor took 29.96 ms. Allocated memory is still 144.2 MB. Free memory was 92.1 MB in the beginning and 90.7 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 7.1 GB. [2020-07-10 14:59:52,203 INFO L168 Benchmark]: RCFGBuilder took 410.78 ms. Allocated memory was 144.2 MB in the beginning and 201.9 MB in the end (delta: 57.7 MB). Free memory was 90.7 MB in the beginning and 166.9 MB in the end (delta: -76.2 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. [2020-07-10 14:59:52,204 INFO L168 Benchmark]: TraceAbstraction took 13001.65 ms. Allocated memory was 201.9 MB in the beginning and 356.0 MB in the end (delta: 154.1 MB). Free memory was 166.2 MB in the beginning and 112.9 MB in the end (delta: 53.3 MB). Peak memory consumption was 207.4 MB. Max. memory is 7.1 GB. [2020-07-10 14:59:52,207 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 0.23 ms. Allocated memory is still 144.2 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 243.47 ms. Allocated memory is still 144.2 MB. Free memory was 102.0 MB in the beginning and 92.1 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 29.96 ms. Allocated memory is still 144.2 MB. Free memory was 92.1 MB in the beginning and 90.7 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 410.78 ms. Allocated memory was 144.2 MB in the beginning and 201.9 MB in the end (delta: 57.7 MB). Free memory was 90.7 MB in the beginning and 166.9 MB in the end (delta: -76.2 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 13001.65 ms. Allocated memory was 201.9 MB in the beginning and 356.0 MB in the end (delta: 154.1 MB). Free memory was 166.2 MB in the beginning and 112.9 MB in the end (delta: 53.3 MB). Peak memory consumption was 207.4 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: 12.8s, OverallIterations: 11, TraceHistogramMax: 11, AutomataDifference: 3.3s, 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, 0.6s 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, 5.8s 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...