/usr/bin/java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/float-newlib/double_req_bl_1072b.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-267fbe0 [2020-07-18 00:13:15,548 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-18 00:13:15,550 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-18 00:13:15,562 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-18 00:13:15,563 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-18 00:13:15,564 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-18 00:13:15,565 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-18 00:13:15,567 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-18 00:13:15,569 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-18 00:13:15,570 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-18 00:13:15,570 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-18 00:13:15,572 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-18 00:13:15,572 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-18 00:13:15,573 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-18 00:13:15,574 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-18 00:13:15,575 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-18 00:13:15,576 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-18 00:13:15,576 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-18 00:13:15,578 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-18 00:13:15,580 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-18 00:13:15,582 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-18 00:13:15,583 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-18 00:13:15,584 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-18 00:13:15,585 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-18 00:13:15,587 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-18 00:13:15,594 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-18 00:13:15,595 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-18 00:13:15,596 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-18 00:13:15,596 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-07-18 00:13:15,610 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-18 00:13:15,610 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-18 00:13:15,612 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-18 00:13:15,612 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-18 00:13:15,612 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-18 00:13:15,612 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-18 00:13:15,612 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-18 00:13:15,613 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-18 00:13:15,613 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-18 00:13:15,613 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-18 00:13:15,613 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-18 00:13:15,613 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-18 00:13:15,613 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-18 00:13:15,614 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-18 00:13:15,614 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-18 00:13:15,614 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-07-18 00:13:15,614 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-18 00:13:15,614 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-18 00:13:15,615 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-18 00:13:15,615 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-18 00:13:15,615 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-07-18 00:13:15,615 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-18 00:13:15,616 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-07-18 00:13:15,937 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-18 00:13:15,958 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-18 00:13:15,963 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-18 00:13:15,964 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-18 00:13:15,964 INFO L275 PluginConnector]: CDTParser initialized [2020-07-18 00:13:15,965 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_1072b.c [2020-07-18 00:13:16,027 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4282df82d/f3b458280876403ea06988e7e310831e/FLAGd28c0b033 [2020-07-18 00:13:16,467 INFO L306 CDTParser]: Found 1 translation units. [2020-07-18 00:13:16,467 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_1072b.c [2020-07-18 00:13:16,479 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4282df82d/f3b458280876403ea06988e7e310831e/FLAGd28c0b033 [2020-07-18 00:13:16,840 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4282df82d/f3b458280876403ea06988e7e310831e [2020-07-18 00:13:16,851 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-18 00:13:16,854 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-18 00:13:16,856 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-18 00:13:16,856 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-18 00:13:16,859 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-18 00:13:16,861 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.07 12:13:16" (1/1) ... [2020-07-18 00:13:16,864 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c858163 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:13:16, skipping insertion in model container [2020-07-18 00:13:16,864 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.07 12:13:16" (1/1) ... [2020-07-18 00:13:16,873 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-18 00:13:16,900 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-18 00:13:17,152 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-18 00:13:17,156 INFO L203 MainTranslator]: Completed pre-run [2020-07-18 00:13:17,191 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-18 00:13:17,295 INFO L208 MainTranslator]: Completed translation [2020-07-18 00:13:17,296 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:13:17 WrapperNode [2020-07-18 00:13:17,296 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-18 00:13:17,297 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-18 00:13:17,297 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-18 00:13:17,298 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-18 00:13:17,310 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:13:17" (1/1) ... [2020-07-18 00:13:17,310 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:13:17" (1/1) ... [2020-07-18 00:13:17,319 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:13:17" (1/1) ... [2020-07-18 00:13:17,319 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:13:17" (1/1) ... [2020-07-18 00:13:17,361 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:13:17" (1/1) ... [2020-07-18 00:13:17,368 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:13:17" (1/1) ... [2020-07-18 00:13:17,370 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:13:17" (1/1) ... [2020-07-18 00:13:17,374 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-18 00:13:17,374 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-18 00:13:17,375 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-18 00:13:17,375 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-18 00:13:17,376 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:13:17" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-18 00:13:17,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-18 00:13:17,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-18 00:13:17,439 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_double [2020-07-18 00:13:17,439 INFO L138 BoogieDeclarations]: Found implementation of procedure trunc_double [2020-07-18 00:13:17,439 INFO L138 BoogieDeclarations]: Found implementation of procedure __signbit_double [2020-07-18 00:13:17,439 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-18 00:13:17,439 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-18 00:13:17,439 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_double [2020-07-18 00:13:17,439 INFO L130 BoogieDeclarations]: Found specification of procedure trunc_double [2020-07-18 00:13:17,440 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-18 00:13:17,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2020-07-18 00:13:17,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-18 00:13:17,440 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-18 00:13:17,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-18 00:13:17,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2020-07-18 00:13:17,440 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit_double [2020-07-18 00:13:17,441 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-18 00:13:17,441 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-18 00:13:17,441 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-18 00:13:18,046 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-18 00:13:18,046 INFO L295 CfgBuilder]: Removed 10 assume(true) statements. [2020-07-18 00:13:18,051 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.07 12:13:18 BoogieIcfgContainer [2020-07-18 00:13:18,052 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-18 00:13:18,053 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-18 00:13:18,053 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-18 00:13:18,057 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-18 00:13:18,057 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.07 12:13:16" (1/3) ... [2020-07-18 00:13:18,058 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3dd516f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.07 12:13:18, skipping insertion in model container [2020-07-18 00:13:18,058 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:13:17" (2/3) ... [2020-07-18 00:13:18,059 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3dd516f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.07 12:13:18, skipping insertion in model container [2020-07-18 00:13:18,059 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.07 12:13:18" (3/3) ... [2020-07-18 00:13:18,061 INFO L109 eAbstractionObserver]: Analyzing ICFG double_req_bl_1072b.c [2020-07-18 00:13:18,073 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-07-18 00:13:18,082 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-18 00:13:18,098 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-18 00:13:18,123 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-18 00:13:18,124 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-18 00:13:18,124 INFO L377 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2020-07-18 00:13:18,124 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-18 00:13:18,125 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-18 00:13:18,125 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-18 00:13:18,125 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-18 00:13:18,126 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-18 00:13:18,144 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states. [2020-07-18 00:13:18,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2020-07-18 00:13:18,158 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 00:13:18,159 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-18 00:13:18,159 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 00:13:18,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 00:13:18,167 INFO L82 PathProgramCache]: Analyzing trace with hash -752135517, now seen corresponding path program 1 times [2020-07-18 00:13:18,177 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 00:13:18,178 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1310814797] [2020-07-18 00:13:18,178 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 00:13:18,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:13:18,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:13:18,412 INFO L280 TraceCheckUtils]: 0: Hoare triple {134#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {113#true} is VALID [2020-07-18 00:13:18,412 INFO L280 TraceCheckUtils]: 1: Hoare triple {113#true} #valid := #valid[0 := 0]; {113#true} is VALID [2020-07-18 00:13:18,413 INFO L280 TraceCheckUtils]: 2: Hoare triple {113#true} assume 0 < #StackHeapBarrier; {113#true} is VALID [2020-07-18 00:13:18,413 INFO L280 TraceCheckUtils]: 3: Hoare triple {113#true} assume true; {113#true} is VALID [2020-07-18 00:13:18,415 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {113#true} {113#true} #186#return; {113#true} is VALID [2020-07-18 00:13:18,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:13:18,448 INFO L280 TraceCheckUtils]: 0: Hoare triple {135#(and (= |#memory_real| |old(#memory_real)|) (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} ~x := #in~x; {113#true} is VALID [2020-07-18 00:13:18,448 INFO L280 TraceCheckUtils]: 1: Hoare triple {113#true} havoc ~signbit~0; {113#true} is VALID [2020-07-18 00:13:18,449 INFO L280 TraceCheckUtils]: 2: Hoare triple {113#true} havoc ~msw~0; {113#true} is VALID [2020-07-18 00:13:18,449 INFO L280 TraceCheckUtils]: 3: Hoare triple {113#true} havoc ~lsw~0; {113#true} is VALID [2020-07-18 00:13:18,449 INFO L280 TraceCheckUtils]: 4: Hoare triple {113#true} havoc ~exponent_less_1023~0; {113#true} is VALID [2020-07-18 00:13:18,450 INFO L280 TraceCheckUtils]: 5: Hoare triple {113#true} assume !true; {114#false} is VALID [2020-07-18 00:13:18,451 INFO L280 TraceCheckUtils]: 6: Hoare triple {114#false} ~signbit~0 := (if ~bitwiseAnd(~msw~0, 2147483648) % 4294967296 % 4294967296 <= 2147483647 then ~bitwiseAnd(~msw~0, 2147483648) % 4294967296 % 4294967296 else ~bitwiseAnd(~msw~0, 2147483648) % 4294967296 % 4294967296 - 4294967296); {114#false} is VALID [2020-07-18 00:13:18,451 INFO L280 TraceCheckUtils]: 7: Hoare triple {114#false} ~exponent_less_1023~0 := ~bitwiseAnd(~msw~0, 2146435072) / 1048576 - 1023; {114#false} is VALID [2020-07-18 00:13:18,452 INFO L280 TraceCheckUtils]: 8: Hoare triple {114#false} assume ~exponent_less_1023~0 < 20; {114#false} is VALID [2020-07-18 00:13:18,452 INFO L280 TraceCheckUtils]: 9: Hoare triple {114#false} assume !(~exponent_less_1023~0 < 0); {114#false} is VALID [2020-07-18 00:13:18,452 INFO L280 TraceCheckUtils]: 10: Hoare triple {114#false} assume !true; {114#false} is VALID [2020-07-18 00:13:18,453 INFO L280 TraceCheckUtils]: 11: Hoare triple {114#false} #res := ~x; {114#false} is VALID [2020-07-18 00:13:18,453 INFO L280 TraceCheckUtils]: 12: Hoare triple {114#false} assume true; {114#false} is VALID [2020-07-18 00:13:18,454 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {114#false} {113#true} #182#return; {114#false} is VALID [2020-07-18 00:13:18,456 INFO L263 TraceCheckUtils]: 0: Hoare triple {113#true} call ULTIMATE.init(); {134#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-18 00:13:18,457 INFO L280 TraceCheckUtils]: 1: Hoare triple {134#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {113#true} is VALID [2020-07-18 00:13:18,457 INFO L280 TraceCheckUtils]: 2: Hoare triple {113#true} #valid := #valid[0 := 0]; {113#true} is VALID [2020-07-18 00:13:18,458 INFO L280 TraceCheckUtils]: 3: Hoare triple {113#true} assume 0 < #StackHeapBarrier; {113#true} is VALID [2020-07-18 00:13:18,458 INFO L280 TraceCheckUtils]: 4: Hoare triple {113#true} assume true; {113#true} is VALID [2020-07-18 00:13:18,458 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {113#true} {113#true} #186#return; {113#true} is VALID [2020-07-18 00:13:18,459 INFO L263 TraceCheckUtils]: 6: Hoare triple {113#true} call #t~ret15 := main(); {113#true} is VALID [2020-07-18 00:13:18,459 INFO L280 TraceCheckUtils]: 7: Hoare triple {113#true} ~x~0 := 0.0; {113#true} is VALID [2020-07-18 00:13:18,461 INFO L263 TraceCheckUtils]: 8: Hoare triple {113#true} call #t~ret12 := trunc_double(~x~0); {135#(and (= |#memory_real| |old(#memory_real)|) (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} is VALID [2020-07-18 00:13:18,461 INFO L280 TraceCheckUtils]: 9: Hoare triple {135#(and (= |#memory_real| |old(#memory_real)|) (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} ~x := #in~x; {113#true} is VALID [2020-07-18 00:13:18,462 INFO L280 TraceCheckUtils]: 10: Hoare triple {113#true} havoc ~signbit~0; {113#true} is VALID [2020-07-18 00:13:18,462 INFO L280 TraceCheckUtils]: 11: Hoare triple {113#true} havoc ~msw~0; {113#true} is VALID [2020-07-18 00:13:18,463 INFO L280 TraceCheckUtils]: 12: Hoare triple {113#true} havoc ~lsw~0; {113#true} is VALID [2020-07-18 00:13:18,463 INFO L280 TraceCheckUtils]: 13: Hoare triple {113#true} havoc ~exponent_less_1023~0; {113#true} is VALID [2020-07-18 00:13:18,464 INFO L280 TraceCheckUtils]: 14: Hoare triple {113#true} assume !true; {114#false} is VALID [2020-07-18 00:13:18,464 INFO L280 TraceCheckUtils]: 15: Hoare triple {114#false} ~signbit~0 := (if ~bitwiseAnd(~msw~0, 2147483648) % 4294967296 % 4294967296 <= 2147483647 then ~bitwiseAnd(~msw~0, 2147483648) % 4294967296 % 4294967296 else ~bitwiseAnd(~msw~0, 2147483648) % 4294967296 % 4294967296 - 4294967296); {114#false} is VALID [2020-07-18 00:13:18,465 INFO L280 TraceCheckUtils]: 16: Hoare triple {114#false} ~exponent_less_1023~0 := ~bitwiseAnd(~msw~0, 2146435072) / 1048576 - 1023; {114#false} is VALID [2020-07-18 00:13:18,465 INFO L280 TraceCheckUtils]: 17: Hoare triple {114#false} assume ~exponent_less_1023~0 < 20; {114#false} is VALID [2020-07-18 00:13:18,465 INFO L280 TraceCheckUtils]: 18: Hoare triple {114#false} assume !(~exponent_less_1023~0 < 0); {114#false} is VALID [2020-07-18 00:13:18,466 INFO L280 TraceCheckUtils]: 19: Hoare triple {114#false} assume !true; {114#false} is VALID [2020-07-18 00:13:18,466 INFO L280 TraceCheckUtils]: 20: Hoare triple {114#false} #res := ~x; {114#false} is VALID [2020-07-18 00:13:18,467 INFO L280 TraceCheckUtils]: 21: Hoare triple {114#false} assume true; {114#false} is VALID [2020-07-18 00:13:18,467 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {114#false} {113#true} #182#return; {114#false} is VALID [2020-07-18 00:13:18,467 INFO L280 TraceCheckUtils]: 23: Hoare triple {114#false} ~res~0 := #t~ret12; {114#false} is VALID [2020-07-18 00:13:18,468 INFO L280 TraceCheckUtils]: 24: Hoare triple {114#false} havoc #t~ret12; {114#false} is VALID [2020-07-18 00:13:18,468 INFO L280 TraceCheckUtils]: 25: Hoare triple {114#false} #t~short14 := ~someBinaryDOUBLEComparisonOperation(~res~0, 0.0); {114#false} is VALID [2020-07-18 00:13:18,468 INFO L280 TraceCheckUtils]: 26: Hoare triple {114#false} assume !#t~short14; {114#false} is VALID [2020-07-18 00:13:18,469 INFO L280 TraceCheckUtils]: 27: Hoare triple {114#false} assume !#t~short14; {114#false} is VALID [2020-07-18 00:13:18,469 INFO L280 TraceCheckUtils]: 28: Hoare triple {114#false} havoc #t~ret13; {114#false} is VALID [2020-07-18 00:13:18,470 INFO L280 TraceCheckUtils]: 29: Hoare triple {114#false} havoc #t~short14; {114#false} is VALID [2020-07-18 00:13:18,470 INFO L280 TraceCheckUtils]: 30: Hoare triple {114#false} assume !false; {114#false} is VALID [2020-07-18 00:13:18,474 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-18 00:13:18,477 INFO L192 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-18 00:13:18,479 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1310814797] [2020-07-18 00:13:18,481 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-18 00:13:18,481 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-18 00:13:18,482 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1857511479] [2020-07-18 00:13:18,489 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 31 [2020-07-18 00:13:18,492 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 00:13:18,496 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-18 00:13:18,547 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 31 edges. 31 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 00:13:18,548 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-18 00:13:18,548 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-18 00:13:18,557 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-18 00:13:18,558 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-18 00:13:18,560 INFO L87 Difference]: Start difference. First operand 110 states. Second operand 4 states. [2020-07-18 00:13:19,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 00:13:19,316 INFO L93 Difference]: Finished difference Result 205 states and 236 transitions. [2020-07-18 00:13:19,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-18 00:13:19,316 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 31 [2020-07-18 00:13:19,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-18 00:13:19,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-18 00:13:19,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 236 transitions. [2020-07-18 00:13:19,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-18 00:13:19,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 236 transitions. [2020-07-18 00:13:19,345 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states and 236 transitions. [2020-07-18 00:13:19,653 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 236 edges. 236 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 00:13:19,669 INFO L225 Difference]: With dead ends: 205 [2020-07-18 00:13:19,669 INFO L226 Difference]: Without dead ends: 102 [2020-07-18 00:13:19,674 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-18 00:13:19,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2020-07-18 00:13:19,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 102. [2020-07-18 00:13:19,780 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-18 00:13:19,780 INFO L82 GeneralOperation]: Start isEquivalent. First operand 102 states. Second operand 102 states. [2020-07-18 00:13:19,781 INFO L74 IsIncluded]: Start isIncluded. First operand 102 states. Second operand 102 states. [2020-07-18 00:13:19,781 INFO L87 Difference]: Start difference. First operand 102 states. Second operand 102 states. [2020-07-18 00:13:19,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 00:13:19,790 INFO L93 Difference]: Finished difference Result 102 states and 106 transitions. [2020-07-18 00:13:19,790 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 106 transitions. [2020-07-18 00:13:19,791 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 00:13:19,792 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 00:13:19,792 INFO L74 IsIncluded]: Start isIncluded. First operand 102 states. Second operand 102 states. [2020-07-18 00:13:19,792 INFO L87 Difference]: Start difference. First operand 102 states. Second operand 102 states. [2020-07-18 00:13:19,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 00:13:19,800 INFO L93 Difference]: Finished difference Result 102 states and 106 transitions. [2020-07-18 00:13:19,800 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 106 transitions. [2020-07-18 00:13:19,802 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 00:13:19,802 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 00:13:19,802 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-18 00:13:19,802 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-18 00:13:19,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2020-07-18 00:13:19,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 106 transitions. [2020-07-18 00:13:19,810 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 106 transitions. Word has length 31 [2020-07-18 00:13:19,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-18 00:13:19,811 INFO L479 AbstractCegarLoop]: Abstraction has 102 states and 106 transitions. [2020-07-18 00:13:19,811 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-18 00:13:19,811 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 102 states and 106 transitions. [2020-07-18 00:13:19,928 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 106 edges. 106 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 00:13:19,928 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 106 transitions. [2020-07-18 00:13:19,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-07-18 00:13:19,931 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 00:13:19,931 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-18 00:13:19,931 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-18 00:13:19,932 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 00:13:19,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 00:13:19,932 INFO L82 PathProgramCache]: Analyzing trace with hash -34176642, now seen corresponding path program 1 times [2020-07-18 00:13:19,933 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 00:13:19,933 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [249163939] [2020-07-18 00:13:19,933 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 00:13:20,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-18 00:13:20,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-18 00:13:20,117 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-18 00:13:20,118 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError at de.uni_freiburg.informatik.ultimate.smtinterpol.model.Model.map(Model.java:227) at de.uni_freiburg.informatik.ultimate.smtinterpol.theory.cclosure.ModelBuilder.add(ModelBuilder.java:123) at de.uni_freiburg.informatik.ultimate.smtinterpol.theory.cclosure.ModelBuilder.fillInFunctions(ModelBuilder.java:109) at de.uni_freiburg.informatik.ultimate.smtinterpol.theory.cclosure.ModelBuilder.(ModelBuilder.java:49) at de.uni_freiburg.informatik.ultimate.smtinterpol.theory.cclosure.CClosure.fillInModel(CClosure.java:1312) at de.uni_freiburg.informatik.ultimate.smtinterpol.model.Model.(Model.java:120) at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.buildModel(SMTInterpol.java:1139) at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.getValue(SMTInterpol.java:1004) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.getValue(WrapperScript.java:193) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.getValue(WrapperScript.java:193) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.getValues(SmtUtils.java:2102) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.getValue(TraceCheck.java:407) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.lambda$0(TraceCheck.java:381) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.computeRcfgProgramExecution(TraceCheck.java:390) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.computeRcfgProgramExecutionAndDecodeBranches(TraceCheck.java:349) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:228) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.computeRcfgProgramExecutionAndDecodeBranches(TraceCheck.java:342) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:228) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:96) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:100) at de.uni_freiburg.informatik.ultimate.lib.acceleratedinterpolation.Interpolator.generateInterpolantsCraigNested(Interpolator.java:146) at de.uni_freiburg.informatik.ultimate.lib.acceleratedinterpolation.Interpolator.generateInterpolants(Interpolator.java:102) at de.uni_freiburg.informatik.ultimate.lib.acceleratedinterpolation.AcceleratedInterpolation.acceleratedInterpolationCore(AcceleratedInterpolation.java:283) at de.uni_freiburg.informatik.ultimate.lib.acceleratedinterpolation.AcceleratedInterpolation.(AcceleratedInterpolation.java:191) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModulePreferences.construct(IpTcStrategyModulePreferences.java:144) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:57) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:242) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:166) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:75) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:508) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:436) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:370) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResult.iterate(CegarLoopResult.java:142) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateNew(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:127) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:317) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2020-07-18 00:13:20,127 INFO L168 Benchmark]: Toolchain (without parser) took 3272.87 ms. Allocated memory was 134.7 MB in the beginning and 257.9 MB in the end (delta: 123.2 MB). Free memory was 99.5 MB in the beginning and 178.2 MB in the end (delta: -78.7 MB). Peak memory consumption was 44.5 MB. Max. memory is 7.1 GB. [2020-07-18 00:13:20,130 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 134.7 MB. Free memory was 118.2 MB in the beginning and 117.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-18 00:13:20,132 INFO L168 Benchmark]: CACSL2BoogieTranslator took 441.04 ms. Allocated memory was 134.7 MB in the beginning and 198.2 MB in the end (delta: 63.4 MB). Free memory was 99.1 MB in the beginning and 176.9 MB in the end (delta: -77.8 MB). Peak memory consumption was 25.9 MB. Max. memory is 7.1 GB. [2020-07-18 00:13:20,133 INFO L168 Benchmark]: Boogie Preprocessor took 76.85 ms. Allocated memory is still 198.2 MB. Free memory was 176.9 MB in the beginning and 173.6 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. [2020-07-18 00:13:20,134 INFO L168 Benchmark]: RCFGBuilder took 677.39 ms. Allocated memory is still 198.2 MB. Free memory was 173.6 MB in the beginning and 126.4 MB in the end (delta: 47.2 MB). Peak memory consumption was 47.2 MB. Max. memory is 7.1 GB. [2020-07-18 00:13:20,136 INFO L168 Benchmark]: TraceAbstraction took 2070.23 ms. Allocated memory was 198.2 MB in the beginning and 257.9 MB in the end (delta: 59.8 MB). Free memory was 125.7 MB in the beginning and 178.2 MB in the end (delta: -52.6 MB). Peak memory consumption was 7.2 MB. Max. memory is 7.1 GB. [2020-07-18 00:13:20,144 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 0.19 ms. Allocated memory is still 134.7 MB. Free memory was 118.2 MB in the beginning and 117.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 441.04 ms. Allocated memory was 134.7 MB in the beginning and 198.2 MB in the end (delta: 63.4 MB). Free memory was 99.1 MB in the beginning and 176.9 MB in the end (delta: -77.8 MB). Peak memory consumption was 25.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 76.85 ms. Allocated memory is still 198.2 MB. Free memory was 176.9 MB in the beginning and 173.6 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 677.39 ms. Allocated memory is still 198.2 MB. Free memory was 173.6 MB in the beginning and 126.4 MB in the end (delta: 47.2 MB). Peak memory consumption was 47.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 2070.23 ms. Allocated memory was 198.2 MB in the beginning and 257.9 MB in the end (delta: 59.8 MB). Free memory was 125.7 MB in the beginning and 178.2 MB in the end (delta: -52.6 MB). Peak memory consumption was 7.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: null: de.uni_freiburg.informatik.ultimate.smtinterpol.model.Model.map(Model.java:227) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...