/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_1092a.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-267fbe0 [2020-07-18 00:13:17,164 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-18 00:13:17,166 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-18 00:13:17,178 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-18 00:13:17,178 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-18 00:13:17,179 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-18 00:13:17,181 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-18 00:13:17,182 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-18 00:13:17,184 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-18 00:13:17,185 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-18 00:13:17,186 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-18 00:13:17,187 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-18 00:13:17,187 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-18 00:13:17,188 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-18 00:13:17,189 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-18 00:13:17,190 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-18 00:13:17,191 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-18 00:13:17,192 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-18 00:13:17,194 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-18 00:13:17,196 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-18 00:13:17,198 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-18 00:13:17,199 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-18 00:13:17,200 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-18 00:13:17,201 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-18 00:13:17,203 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-18 00:13:17,207 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-18 00:13:17,208 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-18 00:13:17,208 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-18 00:13:17,209 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-18 00:13:17,210 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-18 00:13:17,210 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-18 00:13:17,211 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-18 00:13:17,211 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-18 00:13:17,212 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-18 00:13:17,213 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-18 00:13:17,214 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-18 00:13:17,214 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 00:13:17,224 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-18 00:13:17,224 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-18 00:13:17,226 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-18 00:13:17,226 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-18 00:13:17,226 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-18 00:13:17,226 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-18 00:13:17,226 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-18 00:13:17,227 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-18 00:13:17,227 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-18 00:13:17,227 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-18 00:13:17,227 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-18 00:13:17,227 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-18 00:13:17,227 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-18 00:13:17,228 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-18 00:13:17,228 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-18 00:13:17,228 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-07-18 00:13:17,228 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-18 00:13:17,228 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-18 00:13:17,229 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-18 00:13:17,229 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-18 00:13:17,229 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-07-18 00:13:17,229 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-18 00:13:17,229 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-07-18 00:13:17,507 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-18 00:13:17,521 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-18 00:13:17,524 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-18 00:13:17,526 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-18 00:13:17,526 INFO L275 PluginConnector]: CDTParser initialized [2020-07-18 00:13:17,527 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_1092a.c [2020-07-18 00:13:17,593 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f1141cab/58630db7a65546519026208797e22bd2/FLAG50699d461 [2020-07-18 00:13:17,995 INFO L306 CDTParser]: Found 1 translation units. [2020-07-18 00:13:17,996 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_1092a.c [2020-07-18 00:13:18,004 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f1141cab/58630db7a65546519026208797e22bd2/FLAG50699d461 [2020-07-18 00:13:18,360 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f1141cab/58630db7a65546519026208797e22bd2 [2020-07-18 00:13:18,372 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-18 00:13:18,377 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-18 00:13:18,379 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-18 00:13:18,379 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-18 00:13:18,385 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-18 00:13:18,387 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.07 12:13:18" (1/1) ... [2020-07-18 00:13:18,390 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@198bde28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:13:18, skipping insertion in model container [2020-07-18 00:13:18,390 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.07 12:13:18" (1/1) ... [2020-07-18 00:13:18,399 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-18 00:13:18,421 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-18 00:13:18,649 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-18 00:13:18,654 INFO L203 MainTranslator]: Completed pre-run [2020-07-18 00:13:18,691 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-18 00:13:18,716 INFO L208 MainTranslator]: Completed translation [2020-07-18 00:13:18,717 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:13:18 WrapperNode [2020-07-18 00:13:18,717 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-18 00:13:18,718 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-18 00:13:18,718 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-18 00:13:18,718 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-18 00:13:18,822 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:13:18" (1/1) ... [2020-07-18 00:13:18,822 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:13:18" (1/1) ... [2020-07-18 00:13:18,852 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:13:18" (1/1) ... [2020-07-18 00:13:18,852 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:13:18" (1/1) ... [2020-07-18 00:13:18,891 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:13:18" (1/1) ... [2020-07-18 00:13:18,909 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:13:18" (1/1) ... [2020-07-18 00:13:18,914 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:13:18" (1/1) ... [2020-07-18 00:13:18,921 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-18 00:13:18,924 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-18 00:13:18,925 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-18 00:13:18,925 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-18 00:13:18,929 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:13:18" (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 00:13:19,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-18 00:13:19,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-18 00:13:19,026 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_double [2020-07-18 00:13:19,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ceil_double [2020-07-18 00:13:19,027 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-18 00:13:19,027 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-18 00:13:19,027 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_double [2020-07-18 00:13:19,027 INFO L130 BoogieDeclarations]: Found specification of procedure ceil_double [2020-07-18 00:13:19,027 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-18 00:13:19,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2020-07-18 00:13:19,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-18 00:13:19,029 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-18 00:13:19,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-18 00:13:19,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2020-07-18 00:13:19,029 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-18 00:13:19,029 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-18 00:13:19,029 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-18 00:13:19,710 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-18 00:13:19,710 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-07-18 00:13:19,715 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.07 12:13:19 BoogieIcfgContainer [2020-07-18 00:13:19,716 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-18 00:13:19,717 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-18 00:13:19,717 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-18 00:13:19,721 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-18 00:13:19,722 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.07 12:13:18" (1/3) ... [2020-07-18 00:13:19,723 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6be59685 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.07 12:13:19, skipping insertion in model container [2020-07-18 00:13:19,723 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:13:18" (2/3) ... [2020-07-18 00:13:19,723 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6be59685 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.07 12:13:19, skipping insertion in model container [2020-07-18 00:13:19,724 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.07 12:13:19" (3/3) ... [2020-07-18 00:13:19,725 INFO L109 eAbstractionObserver]: Analyzing ICFG double_req_bl_1092a.c [2020-07-18 00:13:19,737 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-07-18 00:13:19,746 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-18 00:13:19,761 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-18 00:13:19,784 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-18 00:13:19,784 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-18 00:13:19,785 INFO L377 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2020-07-18 00:13:19,785 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-18 00:13:19,785 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-18 00:13:19,785 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-18 00:13:19,785 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-18 00:13:19,786 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-18 00:13:19,803 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states. [2020-07-18 00:13:19,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-07-18 00:13:19,816 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 00:13:19,818 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] [2020-07-18 00:13:19,818 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 00:13:19,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 00:13:19,825 INFO L82 PathProgramCache]: Analyzing trace with hash -270741431, now seen corresponding path program 1 times [2020-07-18 00:13:19,835 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 00:13:19,835 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1595783248] [2020-07-18 00:13:19,836 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 00:13:19,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:13:20,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:13:20,047 INFO L280 TraceCheckUtils]: 0: Hoare triple {116#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= ~huge_ceil~0 |old(~huge_ceil~0)|))} #NULL.base, #NULL.offset := 0, 0; {94#true} is VALID [2020-07-18 00:13:20,047 INFO L280 TraceCheckUtils]: 1: Hoare triple {94#true} #valid := #valid[0 := 0]; {94#true} is VALID [2020-07-18 00:13:20,048 INFO L280 TraceCheckUtils]: 2: Hoare triple {94#true} assume 0 < #StackHeapBarrier; {94#true} is VALID [2020-07-18 00:13:20,049 INFO L280 TraceCheckUtils]: 3: Hoare triple {94#true} ~huge_ceil~0 := 1.0E300; {94#true} is VALID [2020-07-18 00:13:20,050 INFO L280 TraceCheckUtils]: 4: Hoare triple {94#true} assume true; {94#true} is VALID [2020-07-18 00:13:20,051 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {94#true} {94#true} #177#return; {94#true} is VALID [2020-07-18 00:13:20,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:13:20,089 INFO L280 TraceCheckUtils]: 0: Hoare triple {117#(and (= |#memory_real| |old(#memory_real)|) (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} ~x := #in~x; {94#true} is VALID [2020-07-18 00:13:20,089 INFO L280 TraceCheckUtils]: 1: Hoare triple {94#true} havoc ~i0~0; {94#true} is VALID [2020-07-18 00:13:20,090 INFO L280 TraceCheckUtils]: 2: Hoare triple {94#true} havoc ~i1~0; {94#true} is VALID [2020-07-18 00:13:20,090 INFO L280 TraceCheckUtils]: 3: Hoare triple {94#true} havoc ~j0~0; {94#true} is VALID [2020-07-18 00:13:20,090 INFO L280 TraceCheckUtils]: 4: Hoare triple {94#true} havoc ~i~0; {94#true} is VALID [2020-07-18 00:13:20,091 INFO L280 TraceCheckUtils]: 5: Hoare triple {94#true} havoc ~j~0; {94#true} is VALID [2020-07-18 00:13:20,092 INFO L280 TraceCheckUtils]: 6: Hoare triple {94#true} assume !true; {95#false} is VALID [2020-07-18 00:13:20,093 INFO L280 TraceCheckUtils]: 7: Hoare triple {95#false} ~j0~0 := ~bitwiseAnd(~i0~0 / 1048576, 2047) - 1023; {95#false} is VALID [2020-07-18 00:13:20,093 INFO L280 TraceCheckUtils]: 8: Hoare triple {95#false} assume !(~j0~0 < 20); {95#false} is VALID [2020-07-18 00:13:20,093 INFO L280 TraceCheckUtils]: 9: Hoare triple {95#false} assume ~j0~0 > 51; {95#false} is VALID [2020-07-18 00:13:20,094 INFO L280 TraceCheckUtils]: 10: Hoare triple {95#false} assume 1024 == ~j0~0; {95#false} is VALID [2020-07-18 00:13:20,094 INFO L280 TraceCheckUtils]: 11: Hoare triple {95#false} #res := ~someBinaryArithmeticDOUBLEoperation(~x, ~x); {95#false} is VALID [2020-07-18 00:13:20,094 INFO L280 TraceCheckUtils]: 12: Hoare triple {95#false} assume true; {95#false} is VALID [2020-07-18 00:13:20,095 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {95#false} {94#true} #181#return; {95#false} is VALID [2020-07-18 00:13:20,098 INFO L263 TraceCheckUtils]: 0: Hoare triple {94#true} call ULTIMATE.init(); {116#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= ~huge_ceil~0 |old(~huge_ceil~0)|))} is VALID [2020-07-18 00:13:20,098 INFO L280 TraceCheckUtils]: 1: Hoare triple {116#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= ~huge_ceil~0 |old(~huge_ceil~0)|))} #NULL.base, #NULL.offset := 0, 0; {94#true} is VALID [2020-07-18 00:13:20,098 INFO L280 TraceCheckUtils]: 2: Hoare triple {94#true} #valid := #valid[0 := 0]; {94#true} is VALID [2020-07-18 00:13:20,099 INFO L280 TraceCheckUtils]: 3: Hoare triple {94#true} assume 0 < #StackHeapBarrier; {94#true} is VALID [2020-07-18 00:13:20,099 INFO L280 TraceCheckUtils]: 4: Hoare triple {94#true} ~huge_ceil~0 := 1.0E300; {94#true} is VALID [2020-07-18 00:13:20,099 INFO L280 TraceCheckUtils]: 5: Hoare triple {94#true} assume true; {94#true} is VALID [2020-07-18 00:13:20,100 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {94#true} {94#true} #177#return; {94#true} is VALID [2020-07-18 00:13:20,100 INFO L263 TraceCheckUtils]: 7: Hoare triple {94#true} call #t~ret7 := main(); {94#true} is VALID [2020-07-18 00:13:20,101 INFO L280 TraceCheckUtils]: 8: Hoare triple {94#true} ~x~0 := ~someUnaryDOUBLEoperation(0.0); {94#true} is VALID [2020-07-18 00:13:20,103 INFO L263 TraceCheckUtils]: 9: Hoare triple {94#true} call #t~ret6 := ceil_double(~x~0); {117#(and (= |#memory_real| |old(#memory_real)|) (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} is VALID [2020-07-18 00:13:20,103 INFO L280 TraceCheckUtils]: 10: Hoare triple {117#(and (= |#memory_real| |old(#memory_real)|) (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} ~x := #in~x; {94#true} is VALID [2020-07-18 00:13:20,103 INFO L280 TraceCheckUtils]: 11: Hoare triple {94#true} havoc ~i0~0; {94#true} is VALID [2020-07-18 00:13:20,104 INFO L280 TraceCheckUtils]: 12: Hoare triple {94#true} havoc ~i1~0; {94#true} is VALID [2020-07-18 00:13:20,104 INFO L280 TraceCheckUtils]: 13: Hoare triple {94#true} havoc ~j0~0; {94#true} is VALID [2020-07-18 00:13:20,104 INFO L280 TraceCheckUtils]: 14: Hoare triple {94#true} havoc ~i~0; {94#true} is VALID [2020-07-18 00:13:20,105 INFO L280 TraceCheckUtils]: 15: Hoare triple {94#true} havoc ~j~0; {94#true} is VALID [2020-07-18 00:13:20,106 INFO L280 TraceCheckUtils]: 16: Hoare triple {94#true} assume !true; {95#false} is VALID [2020-07-18 00:13:20,106 INFO L280 TraceCheckUtils]: 17: Hoare triple {95#false} ~j0~0 := ~bitwiseAnd(~i0~0 / 1048576, 2047) - 1023; {95#false} is VALID [2020-07-18 00:13:20,107 INFO L280 TraceCheckUtils]: 18: Hoare triple {95#false} assume !(~j0~0 < 20); {95#false} is VALID [2020-07-18 00:13:20,107 INFO L280 TraceCheckUtils]: 19: Hoare triple {95#false} assume ~j0~0 > 51; {95#false} is VALID [2020-07-18 00:13:20,107 INFO L280 TraceCheckUtils]: 20: Hoare triple {95#false} assume 1024 == ~j0~0; {95#false} is VALID [2020-07-18 00:13:20,108 INFO L280 TraceCheckUtils]: 21: Hoare triple {95#false} #res := ~someBinaryArithmeticDOUBLEoperation(~x, ~x); {95#false} is VALID [2020-07-18 00:13:20,108 INFO L280 TraceCheckUtils]: 22: Hoare triple {95#false} assume true; {95#false} is VALID [2020-07-18 00:13:20,109 INFO L275 TraceCheckUtils]: 23: Hoare quadruple {95#false} {94#true} #181#return; {95#false} is VALID [2020-07-18 00:13:20,109 INFO L280 TraceCheckUtils]: 24: Hoare triple {95#false} ~res~0 := #t~ret6; {95#false} is VALID [2020-07-18 00:13:20,109 INFO L280 TraceCheckUtils]: 25: Hoare triple {95#false} havoc #t~ret6; {95#false} is VALID [2020-07-18 00:13:20,110 INFO L280 TraceCheckUtils]: 26: Hoare triple {95#false} assume ~someBinaryDOUBLEComparisonOperation(~res~0, ~x~0); {95#false} is VALID [2020-07-18 00:13:20,110 INFO L280 TraceCheckUtils]: 27: Hoare triple {95#false} assume !false; {95#false} is VALID [2020-07-18 00:13:20,115 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 00:13:20,118 INFO L192 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-18 00:13:20,120 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1595783248] [2020-07-18 00:13:20,122 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-18 00:13:20,122 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-18 00:13:20,123 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [355184774] [2020-07-18 00:13:20,130 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 28 [2020-07-18 00:13:20,134 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 00:13:20,138 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-18 00:13:20,196 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 28 edges. 28 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 00:13:20,196 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-18 00:13:20,196 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-18 00:13:20,206 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-18 00:13:20,207 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-18 00:13:20,210 INFO L87 Difference]: Start difference. First operand 91 states. Second operand 4 states. [2020-07-18 00:13:20,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 00:13:20,959 INFO L93 Difference]: Finished difference Result 165 states and 203 transitions. [2020-07-18 00:13:20,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-18 00:13:20,959 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 28 [2020-07-18 00:13:20,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-18 00:13:20,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-18 00:13:21,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 203 transitions. [2020-07-18 00:13:21,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-18 00:13:21,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 203 transitions. [2020-07-18 00:13:21,012 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states and 203 transitions. [2020-07-18 00:13:21,294 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 203 edges. 203 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 00:13:21,311 INFO L225 Difference]: With dead ends: 165 [2020-07-18 00:13:21,312 INFO L226 Difference]: Without dead ends: 85 [2020-07-18 00:13:21,316 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-18 00:13:21,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2020-07-18 00:13:21,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2020-07-18 00:13:21,429 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-18 00:13:21,430 INFO L82 GeneralOperation]: Start isEquivalent. First operand 85 states. Second operand 85 states. [2020-07-18 00:13:21,430 INFO L74 IsIncluded]: Start isIncluded. First operand 85 states. Second operand 85 states. [2020-07-18 00:13:21,431 INFO L87 Difference]: Start difference. First operand 85 states. Second operand 85 states. [2020-07-18 00:13:21,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 00:13:21,453 INFO L93 Difference]: Finished difference Result 85 states and 99 transitions. [2020-07-18 00:13:21,453 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 99 transitions. [2020-07-18 00:13:21,454 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 00:13:21,455 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 00:13:21,455 INFO L74 IsIncluded]: Start isIncluded. First operand 85 states. Second operand 85 states. [2020-07-18 00:13:21,455 INFO L87 Difference]: Start difference. First operand 85 states. Second operand 85 states. [2020-07-18 00:13:21,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 00:13:21,471 INFO L93 Difference]: Finished difference Result 85 states and 99 transitions. [2020-07-18 00:13:21,471 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 99 transitions. [2020-07-18 00:13:21,472 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 00:13:21,472 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 00:13:21,472 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-18 00:13:21,473 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-18 00:13:21,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2020-07-18 00:13:21,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 99 transitions. [2020-07-18 00:13:21,487 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 99 transitions. Word has length 28 [2020-07-18 00:13:21,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-18 00:13:21,487 INFO L479 AbstractCegarLoop]: Abstraction has 85 states and 99 transitions. [2020-07-18 00:13:21,488 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-18 00:13:21,488 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 85 states and 99 transitions. [2020-07-18 00:13:21,648 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 99 edges. 99 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 00:13:21,648 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 99 transitions. [2020-07-18 00:13:21,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-07-18 00:13:21,651 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 00:13:21,651 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] [2020-07-18 00:13:21,652 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-18 00:13:21,652 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 00:13:21,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 00:13:21,656 INFO L82 PathProgramCache]: Analyzing trace with hash 1616691539, now seen corresponding path program 1 times [2020-07-18 00:13:21,656 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 00:13:21,656 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1211735497] [2020-07-18 00:13:21,657 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 00:13:21,743 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-18 00:13:21,744 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.theory.linar.TableauxRow.(TableauxRow.java:45) at de.uni_freiburg.informatik.ultimate.smtinterpol.theory.linar.LinArSolve.generateLinVar(LinArSolve.java:275) at de.uni_freiburg.informatik.ultimate.smtinterpol.theory.linar.LinArSolve.createEquality(LinArSolve.java:1974) at de.uni_freiburg.informatik.ultimate.smtinterpol.convert.EqualityProxy.createLAEquality(EqualityProxy.java:83) at de.uni_freiburg.informatik.ultimate.smtinterpol.convert.EqualityProxy.createAtom(EqualityProxy.java:165) at de.uni_freiburg.informatik.ultimate.smtinterpol.convert.EqualityProxy.getLiteral(EqualityProxy.java:186) at de.uni_freiburg.informatik.ultimate.smtinterpol.convert.EqualityProxy.createCCEquality(EqualityProxy.java:109) at de.uni_freiburg.informatik.ultimate.smtinterpol.theory.linar.LinArSolve.mbtc(LinArSolve.java:1891) at de.uni_freiburg.informatik.ultimate.smtinterpol.theory.linar.LinArSolve.computeConflictClause(LinArSolve.java:664) at de.uni_freiburg.informatik.ultimate.smtinterpol.dpll.DPLLEngine.checkConsistency(DPLLEngine.java:1010) at de.uni_freiburg.informatik.ultimate.smtinterpol.dpll.DPLLEngine.solve(DPLLEngine.java:1157) at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol$CheckType$1.check(SMTInterpol.java:117) at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.checkSatAssuming(SMTInterpol.java:494) at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.checkSat(SMTInterpol.java:446) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.AnnotateAndAsserter.buildAnnotatedSsaAndAssertTerms(AnnotateAndAsserter.java:130) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.checkTrace(TraceCheck.java:300) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:214) 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 00:13:21,750 INFO L168 Benchmark]: Toolchain (without parser) took 3376.00 ms. Allocated memory was 144.7 MB in the beginning and 248.0 MB in the end (delta: 103.3 MB). Free memory was 101.4 MB in the beginning and 193.8 MB in the end (delta: -92.4 MB). Peak memory consumption was 10.9 MB. Max. memory is 7.1 GB. [2020-07-18 00:13:21,751 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 144.7 MB. Free memory was 120.1 MB in the beginning and 119.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-18 00:13:21,752 INFO L168 Benchmark]: CACSL2BoogieTranslator took 338.34 ms. Allocated memory is still 144.7 MB. Free memory was 101.1 MB in the beginning and 89.0 MB in the end (delta: 12.2 MB). Peak memory consumption was 12.2 MB. Max. memory is 7.1 GB. [2020-07-18 00:13:21,753 INFO L168 Benchmark]: Boogie Preprocessor took 203.28 ms. Allocated memory was 144.7 MB in the beginning and 201.3 MB in the end (delta: 56.6 MB). Free memory was 89.0 MB in the beginning and 178.6 MB in the end (delta: -89.6 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. [2020-07-18 00:13:21,754 INFO L168 Benchmark]: RCFGBuilder took 791.53 ms. Allocated memory is still 201.3 MB. Free memory was 178.6 MB in the beginning and 136.2 MB in the end (delta: 42.4 MB). Peak memory consumption was 42.4 MB. Max. memory is 7.1 GB. [2020-07-18 00:13:21,755 INFO L168 Benchmark]: TraceAbstraction took 2029.86 ms. Allocated memory was 201.3 MB in the beginning and 248.0 MB in the end (delta: 46.7 MB). Free memory was 136.2 MB in the beginning and 193.8 MB in the end (delta: -57.6 MB). There was no memory consumed. Max. memory is 7.1 GB. [2020-07-18 00:13:21,763 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 0.24 ms. Allocated memory is still 144.7 MB. Free memory was 120.1 MB in the beginning and 119.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 338.34 ms. Allocated memory is still 144.7 MB. Free memory was 101.1 MB in the beginning and 89.0 MB in the end (delta: 12.2 MB). Peak memory consumption was 12.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 203.28 ms. Allocated memory was 144.7 MB in the beginning and 201.3 MB in the end (delta: 56.6 MB). Free memory was 89.0 MB in the beginning and 178.6 MB in the end (delta: -89.6 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 791.53 ms. Allocated memory is still 201.3 MB. Free memory was 178.6 MB in the beginning and 136.2 MB in the end (delta: 42.4 MB). Peak memory consumption was 42.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 2029.86 ms. Allocated memory was 201.3 MB in the beginning and 248.0 MB in the end (delta: 46.7 MB). Free memory was 136.2 MB in the beginning and 193.8 MB in the end (delta: -57.6 MB). There was no memory consumed. 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.theory.linar.TableauxRow.(TableauxRow.java:45) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...