/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/float-newlib/double_req_bl_1072b.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-46f3038-m [2020-07-08 11:57:34,584 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-08 11:57:34,587 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-08 11:57:34,605 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-08 11:57:34,605 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-08 11:57:34,607 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-08 11:57:34,610 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-08 11:57:34,619 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-08 11:57:34,623 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-08 11:57:34,625 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-08 11:57:34,627 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-08 11:57:34,629 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-08 11:57:34,630 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-08 11:57:34,631 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-08 11:57:34,633 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-08 11:57:34,634 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-08 11:57:34,636 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-08 11:57:34,637 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-08 11:57:34,638 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-08 11:57:34,643 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-08 11:57:34,649 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-08 11:57:34,653 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-08 11:57:34,654 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-08 11:57:34,655 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-08 11:57:34,657 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-08 11:57:34,666 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-08 11:57:34,667 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-08 11:57:34,669 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-08 11:57:34,670 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 [2020-07-08 11:57:34,706 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-08 11:57:34,706 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-08 11:57:34,711 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-08 11:57:34,711 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-08 11:57:34,711 INFO L138 SettingsManager]: * Use SBE=true [2020-07-08 11:57:34,712 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-08 11:57:34,712 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-08 11:57:34,712 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-08 11:57:34,712 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-08 11:57:34,712 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-08 11:57:34,713 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-08 11:57:34,713 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-08 11:57:34,713 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-08 11:57:34,713 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-08 11:57:34,715 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-08 11:57:34,715 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-08 11:57:34,715 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-08 11:57:34,716 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-08 11:57:34,716 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-08 11:57:34,716 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-08 11:57:34,716 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-08 11:57:34,717 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-08 11:57:34,717 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-08 11:57:34,717 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-08 11:57:34,717 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-08 11:57:34,717 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-08 11:57:34,718 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-08 11:57:34,718 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-08 11:57:34,718 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-08 11:57:34,718 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-08 11:57:34,991 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-08 11:57:35,003 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-08 11:57:35,006 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-08 11:57:35,007 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-08 11:57:35,007 INFO L275 PluginConnector]: CDTParser initialized [2020-07-08 11:57:35,008 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_1072b.c [2020-07-08 11:57:35,080 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/389999f38/9c75fe79cdfa4d0e971162657114b60d/FLAG2cd606b7f [2020-07-08 11:57:35,510 INFO L306 CDTParser]: Found 1 translation units. [2020-07-08 11:57:35,511 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_1072b.c [2020-07-08 11:57:35,518 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/389999f38/9c75fe79cdfa4d0e971162657114b60d/FLAG2cd606b7f [2020-07-08 11:57:35,878 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/389999f38/9c75fe79cdfa4d0e971162657114b60d [2020-07-08 11:57:35,888 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-08 11:57:35,890 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-08 11:57:35,892 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-08 11:57:35,892 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-08 11:57:35,896 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-08 11:57:35,898 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.07 11:57:35" (1/1) ... [2020-07-08 11:57:35,901 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7530e3b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:57:35, skipping insertion in model container [2020-07-08 11:57:35,901 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.07 11:57:35" (1/1) ... [2020-07-08 11:57:35,908 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-08 11:57:35,927 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-08 11:57:36,169 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-08 11:57:36,175 INFO L203 MainTranslator]: Completed pre-run [2020-07-08 11:57:36,244 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-08 11:57:36,362 INFO L208 MainTranslator]: Completed translation [2020-07-08 11:57:36,363 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:57:36 WrapperNode [2020-07-08 11:57:36,363 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-08 11:57:36,364 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-08 11:57:36,364 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-08 11:57:36,364 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-08 11:57:36,374 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:57:36" (1/1) ... [2020-07-08 11:57:36,375 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:57:36" (1/1) ... [2020-07-08 11:57:36,397 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:57:36" (1/1) ... [2020-07-08 11:57:36,397 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:57:36" (1/1) ... [2020-07-08 11:57:36,425 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:57:36" (1/1) ... [2020-07-08 11:57:36,433 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:57:36" (1/1) ... [2020-07-08 11:57:36,435 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:57:36" (1/1) ... [2020-07-08 11:57:36,438 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-08 11:57:36,439 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-08 11:57:36,439 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-08 11:57:36,439 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-08 11:57:36,440 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:57:36" (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 [2020-07-08 11:57:36,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-08 11:57:36,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-08 11:57:36,498 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_double [2020-07-08 11:57:36,498 INFO L138 BoogieDeclarations]: Found implementation of procedure trunc_double [2020-07-08 11:57:36,498 INFO L138 BoogieDeclarations]: Found implementation of procedure __signbit_double [2020-07-08 11:57:36,499 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-08 11:57:36,499 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-08 11:57:36,499 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_double [2020-07-08 11:57:36,499 INFO L130 BoogieDeclarations]: Found specification of procedure trunc_double [2020-07-08 11:57:36,499 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-08 11:57:36,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2020-07-08 11:57:36,500 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-08 11:57:36,500 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-08 11:57:36,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-08 11:57:36,500 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2020-07-08 11:57:36,500 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit_double [2020-07-08 11:57:36,501 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-08 11:57:36,501 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-08 11:57:36,501 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-08 11:57:37,051 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-08 11:57:37,051 INFO L295 CfgBuilder]: Removed 10 assume(true) statements. [2020-07-08 11:57:37,057 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.07 11:57:37 BoogieIcfgContainer [2020-07-08 11:57:37,057 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-08 11:57:37,058 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-08 11:57:37,058 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-08 11:57:37,064 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-08 11:57:37,064 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.07 11:57:35" (1/3) ... [2020-07-08 11:57:37,067 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d70fc9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.07 11:57:37, skipping insertion in model container [2020-07-08 11:57:37,068 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:57:36" (2/3) ... [2020-07-08 11:57:37,068 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d70fc9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.07 11:57:37, skipping insertion in model container [2020-07-08 11:57:37,068 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.07 11:57:37" (3/3) ... [2020-07-08 11:57:37,070 INFO L109 eAbstractionObserver]: Analyzing ICFG double_req_bl_1072b.c [2020-07-08 11:57:37,081 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-08 11:57:37,092 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-08 11:57:37,106 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-08 11:57:37,137 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-08 11:57:37,138 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-08 11:57:37,138 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-08 11:57:37,138 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-08 11:57:37,138 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-08 11:57:37,139 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-08 11:57:37,139 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-08 11:57:37,139 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-08 11:57:37,159 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states. [2020-07-08 11:57:37,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-07-08 11:57:37,165 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:57:37,166 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 11:57:37,167 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:57:37,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:57:37,172 INFO L82 PathProgramCache]: Analyzing trace with hash -1730648367, now seen corresponding path program 1 times [2020-07-08 11:57:37,181 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:57:37,182 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [204958082] [2020-07-08 11:57:37,182 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:57:37,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:57:37,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:57:37,403 INFO L280 TraceCheckUtils]: 0: Hoare triple {57#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; {44#true} is VALID [2020-07-08 11:57:37,404 INFO L280 TraceCheckUtils]: 1: Hoare triple {44#true} assume true; {44#true} is VALID [2020-07-08 11:57:37,405 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {44#true} {44#true} #116#return; {44#true} is VALID [2020-07-08 11:57:37,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:57:37,453 INFO L280 TraceCheckUtils]: 0: Hoare triple {58#(and (= |#memory_real| |old(#memory_real)|) (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} ~x := #in~x;havoc ~signbit~0;havoc ~msw~0;havoc ~lsw~0;havoc ~exponent_less_1023~0; {44#true} is VALID [2020-07-08 11:57:37,455 INFO L280 TraceCheckUtils]: 1: Hoare triple {44#true} assume !true; {45#false} is VALID [2020-07-08 11:57:37,455 INFO L280 TraceCheckUtils]: 2: Hoare triple {45#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);~exponent_less_1023~0 := ~bitwiseAnd(~msw~0, 2146435072) / 1048576 - 1023; {45#false} is VALID [2020-07-08 11:57:37,456 INFO L280 TraceCheckUtils]: 3: Hoare triple {45#false} assume !(~exponent_less_1023~0 < 20); {45#false} is VALID [2020-07-08 11:57:37,456 INFO L280 TraceCheckUtils]: 4: Hoare triple {45#false} assume ~exponent_less_1023~0 > 51; {45#false} is VALID [2020-07-08 11:57:37,457 INFO L280 TraceCheckUtils]: 5: Hoare triple {45#false} assume 1024 == ~exponent_less_1023~0;#res := ~someBinaryArithmeticDOUBLEoperation(~x, ~x); {45#false} is VALID [2020-07-08 11:57:37,457 INFO L280 TraceCheckUtils]: 6: Hoare triple {45#false} assume true; {45#false} is VALID [2020-07-08 11:57:37,458 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {45#false} {44#true} #112#return; {45#false} is VALID [2020-07-08 11:57:37,465 INFO L263 TraceCheckUtils]: 0: Hoare triple {44#true} call ULTIMATE.init(); {57#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-08 11:57:37,465 INFO L280 TraceCheckUtils]: 1: Hoare triple {57#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; {44#true} is VALID [2020-07-08 11:57:37,466 INFO L280 TraceCheckUtils]: 2: Hoare triple {44#true} assume true; {44#true} is VALID [2020-07-08 11:57:37,466 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {44#true} {44#true} #116#return; {44#true} is VALID [2020-07-08 11:57:37,466 INFO L263 TraceCheckUtils]: 4: Hoare triple {44#true} call #t~ret15 := main(); {44#true} is VALID [2020-07-08 11:57:37,467 INFO L280 TraceCheckUtils]: 5: Hoare triple {44#true} ~x~0 := 0.0; {44#true} is VALID [2020-07-08 11:57:37,469 INFO L263 TraceCheckUtils]: 6: Hoare triple {44#true} call #t~ret12 := trunc_double(~x~0); {58#(and (= |#memory_real| |old(#memory_real)|) (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} is VALID [2020-07-08 11:57:37,469 INFO L280 TraceCheckUtils]: 7: Hoare triple {58#(and (= |#memory_real| |old(#memory_real)|) (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} ~x := #in~x;havoc ~signbit~0;havoc ~msw~0;havoc ~lsw~0;havoc ~exponent_less_1023~0; {44#true} is VALID [2020-07-08 11:57:37,470 INFO L280 TraceCheckUtils]: 8: Hoare triple {44#true} assume !true; {45#false} is VALID [2020-07-08 11:57:37,470 INFO L280 TraceCheckUtils]: 9: Hoare triple {45#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);~exponent_less_1023~0 := ~bitwiseAnd(~msw~0, 2146435072) / 1048576 - 1023; {45#false} is VALID [2020-07-08 11:57:37,471 INFO L280 TraceCheckUtils]: 10: Hoare triple {45#false} assume !(~exponent_less_1023~0 < 20); {45#false} is VALID [2020-07-08 11:57:37,471 INFO L280 TraceCheckUtils]: 11: Hoare triple {45#false} assume ~exponent_less_1023~0 > 51; {45#false} is VALID [2020-07-08 11:57:37,471 INFO L280 TraceCheckUtils]: 12: Hoare triple {45#false} assume 1024 == ~exponent_less_1023~0;#res := ~someBinaryArithmeticDOUBLEoperation(~x, ~x); {45#false} is VALID [2020-07-08 11:57:37,472 INFO L280 TraceCheckUtils]: 13: Hoare triple {45#false} assume true; {45#false} is VALID [2020-07-08 11:57:37,472 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {45#false} {44#true} #112#return; {45#false} is VALID [2020-07-08 11:57:37,473 INFO L280 TraceCheckUtils]: 15: Hoare triple {45#false} ~res~0 := #t~ret12;havoc #t~ret12;#t~short14 := ~someBinaryDOUBLEComparisonOperation(~res~0, 0.0); {45#false} is VALID [2020-07-08 11:57:37,473 INFO L280 TraceCheckUtils]: 16: Hoare triple {45#false} assume !#t~short14; {45#false} is VALID [2020-07-08 11:57:37,473 INFO L280 TraceCheckUtils]: 17: Hoare triple {45#false} assume !#t~short14;havoc #t~short14;havoc #t~ret13; {45#false} is VALID [2020-07-08 11:57:37,473 INFO L280 TraceCheckUtils]: 18: Hoare triple {45#false} assume !false; {45#false} is VALID [2020-07-08 11:57:37,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 11:57:37,477 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [204958082] [2020-07-08 11:57:37,478 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 11:57:37,478 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-08 11:57:37,479 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1928885409] [2020-07-08 11:57:37,485 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 19 [2020-07-08 11:57:37,488 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 11:57:37,492 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-08 11:57:37,536 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 19 edges. 19 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:57:37,537 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-08 11:57:37,537 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 11:57:37,545 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-08 11:57:37,546 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-08 11:57:37,547 INFO L87 Difference]: Start difference. First operand 41 states. Second operand 4 states. [2020-07-08 11:57:37,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:57:37,984 INFO L93 Difference]: Finished difference Result 74 states and 105 transitions. [2020-07-08 11:57:37,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-08 11:57:37,985 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 19 [2020-07-08 11:57:37,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 11:57:37,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-08 11:57:37,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 105 transitions. [2020-07-08 11:57:37,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-08 11:57:38,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 105 transitions. [2020-07-08 11:57:38,006 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states and 105 transitions. [2020-07-08 11:57:38,171 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 105 edges. 105 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:57:38,197 INFO L225 Difference]: With dead ends: 74 [2020-07-08 11:57:38,197 INFO L226 Difference]: Without dead ends: 37 [2020-07-08 11:57:38,206 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-08 11:57:38,227 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2020-07-08 11:57:38,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2020-07-08 11:57:38,300 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 11:57:38,301 INFO L82 GeneralOperation]: Start isEquivalent. First operand 37 states. Second operand 37 states. [2020-07-08 11:57:38,301 INFO L74 IsIncluded]: Start isIncluded. First operand 37 states. Second operand 37 states. [2020-07-08 11:57:38,302 INFO L87 Difference]: Start difference. First operand 37 states. Second operand 37 states. [2020-07-08 11:57:38,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:57:38,311 INFO L93 Difference]: Finished difference Result 37 states and 41 transitions. [2020-07-08 11:57:38,312 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 41 transitions. [2020-07-08 11:57:38,314 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:57:38,315 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:57:38,315 INFO L74 IsIncluded]: Start isIncluded. First operand 37 states. Second operand 37 states. [2020-07-08 11:57:38,315 INFO L87 Difference]: Start difference. First operand 37 states. Second operand 37 states. [2020-07-08 11:57:38,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:57:38,331 INFO L93 Difference]: Finished difference Result 37 states and 41 transitions. [2020-07-08 11:57:38,332 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 41 transitions. [2020-07-08 11:57:38,334 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:57:38,334 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:57:38,335 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 11:57:38,335 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 11:57:38,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2020-07-08 11:57:38,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 41 transitions. [2020-07-08 11:57:38,341 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 41 transitions. Word has length 19 [2020-07-08 11:57:38,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 11:57:38,342 INFO L479 AbstractCegarLoop]: Abstraction has 37 states and 41 transitions. [2020-07-08 11:57:38,344 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-08 11:57:38,344 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 41 transitions. [2020-07-08 11:57:38,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-07-08 11:57:38,345 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:57:38,345 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] [2020-07-08 11:57:38,347 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-08 11:57:38,347 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:57:38,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:57:38,347 INFO L82 PathProgramCache]: Analyzing trace with hash 1938753225, now seen corresponding path program 1 times [2020-07-08 11:57:38,348 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:57:38,348 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1561955250] [2020-07-08 11:57:38,348 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:57:38,454 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-08 11:57:38,455 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:1012) at de.uni_freiburg.informatik.ultimate.smtinterpol.dpll.DPLLEngine.solve(DPLLEngine.java:1159) 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.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:79) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:1) 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) [2020-07-08 11:57:38,461 INFO L168 Benchmark]: Toolchain (without parser) took 2570.37 ms. Allocated memory was 146.3 MB in the beginning and 235.4 MB in the end (delta: 89.1 MB). Free memory was 104.2 MB in the beginning and 139.6 MB in the end (delta: -35.4 MB). Peak memory consumption was 53.8 MB. Max. memory is 7.1 GB. [2020-07-08 11:57:38,462 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 146.3 MB. Free memory is still 122.2 MB. There was no memory consumed. Max. memory is 7.1 GB. [2020-07-08 11:57:38,463 INFO L168 Benchmark]: CACSL2BoogieTranslator took 471.88 ms. Allocated memory was 146.3 MB in the beginning and 203.9 MB in the end (delta: 57.7 MB). Free memory was 104.2 MB in the beginning and 182.8 MB in the end (delta: -78.6 MB). Peak memory consumption was 21.2 MB. Max. memory is 7.1 GB. [2020-07-08 11:57:38,464 INFO L168 Benchmark]: Boogie Preprocessor took 74.93 ms. Allocated memory is still 203.9 MB. Free memory was 182.8 MB in the beginning and 179.6 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. [2020-07-08 11:57:38,465 INFO L168 Benchmark]: RCFGBuilder took 618.32 ms. Allocated memory is still 203.9 MB. Free memory was 179.6 MB in the beginning and 144.0 MB in the end (delta: 35.6 MB). Peak memory consumption was 35.6 MB. Max. memory is 7.1 GB. [2020-07-08 11:57:38,466 INFO L168 Benchmark]: TraceAbstraction took 1399.74 ms. Allocated memory was 203.9 MB in the beginning and 235.4 MB in the end (delta: 31.5 MB). Free memory was 144.0 MB in the beginning and 139.6 MB in the end (delta: 4.4 MB). Peak memory consumption was 35.8 MB. Max. memory is 7.1 GB. [2020-07-08 11:57:38,469 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 0.22 ms. Allocated memory is still 146.3 MB. Free memory is still 122.2 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 471.88 ms. Allocated memory was 146.3 MB in the beginning and 203.9 MB in the end (delta: 57.7 MB). Free memory was 104.2 MB in the beginning and 182.8 MB in the end (delta: -78.6 MB). Peak memory consumption was 21.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 74.93 ms. Allocated memory is still 203.9 MB. Free memory was 182.8 MB in the beginning and 179.6 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 618.32 ms. Allocated memory is still 203.9 MB. Free memory was 179.6 MB in the beginning and 144.0 MB in the end (delta: 35.6 MB). Peak memory consumption was 35.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 1399.74 ms. Allocated memory was 203.9 MB in the beginning and 235.4 MB in the end (delta: 31.5 MB). Free memory was 144.0 MB in the beginning and 139.6 MB in the end (delta: 4.4 MB). Peak memory consumption was 35.8 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.theory.linar.TableauxRow.(TableauxRow.java:45) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...