/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/float_req_bl_1091.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-46f3038-m [2020-07-08 11:59:31,232 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-08 11:59:31,234 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-08 11:59:31,246 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-08 11:59:31,246 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-08 11:59:31,247 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-08 11:59:31,249 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-08 11:59:31,251 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-08 11:59:31,252 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-08 11:59:31,253 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-08 11:59:31,254 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-08 11:59:31,255 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-08 11:59:31,255 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-08 11:59:31,256 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-08 11:59:31,257 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-08 11:59:31,258 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-08 11:59:31,259 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-08 11:59:31,260 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-08 11:59:31,262 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-08 11:59:31,264 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-08 11:59:31,265 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-08 11:59:31,266 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-08 11:59:31,267 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-08 11:59:31,268 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-08 11:59:31,271 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-08 11:59:31,278 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-08 11:59:31,279 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-08 11:59:31,280 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-08 11:59:31,281 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 11:59:31,295 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-08 11:59:31,295 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-08 11:59:31,296 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-08 11:59:31,297 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-08 11:59:31,297 INFO L138 SettingsManager]: * Use SBE=true [2020-07-08 11:59:31,297 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-08 11:59:31,297 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-08 11:59:31,297 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-08 11:59:31,298 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-08 11:59:31,298 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-08 11:59:31,298 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-08 11:59:31,298 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-08 11:59:31,298 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-08 11:59:31,299 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-08 11:59:31,299 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-08 11:59:31,299 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-08 11:59:31,299 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-08 11:59:31,299 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-08 11:59:31,300 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-08 11:59:31,300 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-08 11:59:31,300 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-08 11:59:31,300 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-08 11:59:31,301 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-08 11:59:31,301 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-08 11:59:31,301 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-08 11:59:31,301 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-08 11:59:31,301 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-08 11:59:31,302 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-08 11:59:31,302 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-08 11:59:31,302 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-08 11:59:31,557 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-08 11:59:31,577 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-08 11:59:31,582 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-08 11:59:31,584 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-08 11:59:31,584 INFO L275 PluginConnector]: CDTParser initialized [2020-07-08 11:59:31,585 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_1091.c [2020-07-08 11:59:31,654 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5367f25a1/4efc114349404984b8b3263ce8a44594/FLAGa5bdcf6f4 [2020-07-08 11:59:32,094 INFO L306 CDTParser]: Found 1 translation units. [2020-07-08 11:59:32,105 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_1091.c [2020-07-08 11:59:32,112 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5367f25a1/4efc114349404984b8b3263ce8a44594/FLAGa5bdcf6f4 [2020-07-08 11:59:32,462 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5367f25a1/4efc114349404984b8b3263ce8a44594 [2020-07-08 11:59:32,471 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-08 11:59:32,473 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-08 11:59:32,477 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-08 11:59:32,477 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-08 11:59:32,480 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-08 11:59:32,482 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.07 11:59:32" (1/1) ... [2020-07-08 11:59:32,485 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@295253bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:59:32, skipping insertion in model container [2020-07-08 11:59:32,485 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.07 11:59:32" (1/1) ... [2020-07-08 11:59:32,493 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-08 11:59:32,515 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-08 11:59:32,713 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-08 11:59:32,717 INFO L203 MainTranslator]: Completed pre-run [2020-07-08 11:59:32,748 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-08 11:59:32,772 INFO L208 MainTranslator]: Completed translation [2020-07-08 11:59:32,773 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:59:32 WrapperNode [2020-07-08 11:59:32,773 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-08 11:59:32,774 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-08 11:59:32,774 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-08 11:59:32,774 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-08 11:59:32,890 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:59:32" (1/1) ... [2020-07-08 11:59:32,892 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:59:32" (1/1) ... [2020-07-08 11:59:32,904 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:59:32" (1/1) ... [2020-07-08 11:59:32,904 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:59:32" (1/1) ... [2020-07-08 11:59:32,917 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:59:32" (1/1) ... [2020-07-08 11:59:32,923 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:59:32" (1/1) ... [2020-07-08 11:59:32,925 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:59:32" (1/1) ... [2020-07-08 11:59:32,928 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-08 11:59:32,928 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-08 11:59:32,928 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-08 11:59:32,928 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-08 11:59:32,929 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:59:32" (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 11:59:32,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-08 11:59:32,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-08 11:59:32,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ceil_float [2020-07-08 11:59:32,990 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_float [2020-07-08 11:59:32,990 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-08 11:59:32,990 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-08 11:59:32,990 INFO L130 BoogieDeclarations]: Found specification of procedure ceil_float [2020-07-08 11:59:32,990 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-08 11:59:32,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2020-07-08 11:59:32,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-08 11:59:32,991 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-08 11:59:32,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-08 11:59:32,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2020-07-08 11:59:32,991 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_float [2020-07-08 11:59:32,992 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-08 11:59:32,992 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-08 11:59:32,992 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-08 11:59:33,375 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-08 11:59:33,376 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-07-08 11:59:33,380 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.07 11:59:33 BoogieIcfgContainer [2020-07-08 11:59:33,380 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-08 11:59:33,381 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-08 11:59:33,381 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-08 11:59:33,384 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-08 11:59:33,384 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.07 11:59:32" (1/3) ... [2020-07-08 11:59:33,385 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@792c71bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.07 11:59:33, skipping insertion in model container [2020-07-08 11:59:33,385 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:59:32" (2/3) ... [2020-07-08 11:59:33,386 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@792c71bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.07 11:59:33, skipping insertion in model container [2020-07-08 11:59:33,386 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.07 11:59:33" (3/3) ... [2020-07-08 11:59:33,388 INFO L109 eAbstractionObserver]: Analyzing ICFG float_req_bl_1091.c [2020-07-08 11:59:33,399 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-08 11:59:33,406 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-08 11:59:33,421 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-08 11:59:33,444 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-08 11:59:33,444 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-08 11:59:33,444 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-08 11:59:33,444 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-08 11:59:33,445 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-08 11:59:33,445 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-08 11:59:33,445 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-08 11:59:33,445 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-08 11:59:33,465 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states. [2020-07-08 11:59:33,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-07-08 11:59:33,472 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:59:33,473 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] [2020-07-08 11:59:33,474 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:59:33,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:59:33,479 INFO L82 PathProgramCache]: Analyzing trace with hash 1088803944, now seen corresponding path program 1 times [2020-07-08 11:59:33,487 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:59:33,487 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [554048852] [2020-07-08 11:59:33,488 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:59:33,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:59:33,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:59:33,716 INFO L280 TraceCheckUtils]: 0: Hoare triple {57#(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;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;~huge_ceil~0 := 1.0E30; {42#true} is VALID [2020-07-08 11:59:33,716 INFO L280 TraceCheckUtils]: 1: Hoare triple {42#true} assume true; {42#true} is VALID [2020-07-08 11:59:33,717 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {42#true} {42#true} #95#return; {42#true} is VALID [2020-07-08 11:59:33,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:59:33,750 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 ~i0~0;havoc ~j0~0;havoc ~i~0;havoc ~ix~0; {42#true} is VALID [2020-07-08 11:59:33,752 INFO L280 TraceCheckUtils]: 1: Hoare triple {42#true} assume !true; {43#false} is VALID [2020-07-08 11:59:33,752 INFO L280 TraceCheckUtils]: 2: Hoare triple {43#false} ~ix~0 := ~bitwiseAnd(~i0~0, 2147483647);~j0~0 := (if (~ix~0 / 8388608 - 127) % 4294967296 % 4294967296 <= 2147483647 then (~ix~0 / 8388608 - 127) % 4294967296 % 4294967296 else (~ix~0 / 8388608 - 127) % 4294967296 % 4294967296 - 4294967296); {43#false} is VALID [2020-07-08 11:59:33,753 INFO L280 TraceCheckUtils]: 3: Hoare triple {43#false} assume !(~j0~0 < 23); {43#false} is VALID [2020-07-08 11:59:33,753 INFO L280 TraceCheckUtils]: 4: Hoare triple {43#false} assume !!(~ix~0 % 4294967296 < 2139095040);#res := ~x; {43#false} is VALID [2020-07-08 11:59:33,754 INFO L280 TraceCheckUtils]: 5: Hoare triple {43#false} assume true; {43#false} is VALID [2020-07-08 11:59:33,754 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {43#false} {42#true} #99#return; {43#false} is VALID [2020-07-08 11:59:33,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:59:33,766 INFO L280 TraceCheckUtils]: 0: Hoare triple {42#true} ~x := #in~x;#res := (if ~someBinaryFLOATComparisonOperation(~x, ~x) then 1 else 0); {42#true} is VALID [2020-07-08 11:59:33,767 INFO L280 TraceCheckUtils]: 1: Hoare triple {42#true} assume true; {42#true} is VALID [2020-07-08 11:59:33,767 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {42#true} {43#false} #101#return; {43#false} is VALID [2020-07-08 11:59:33,769 INFO L263 TraceCheckUtils]: 0: Hoare triple {42#true} call ULTIMATE.init(); {57#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= ~huge_ceil~0 |old(~huge_ceil~0)|))} is VALID [2020-07-08 11:59:33,770 INFO L280 TraceCheckUtils]: 1: Hoare triple {57#(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;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;~huge_ceil~0 := 1.0E30; {42#true} is VALID [2020-07-08 11:59:33,770 INFO L280 TraceCheckUtils]: 2: Hoare triple {42#true} assume true; {42#true} is VALID [2020-07-08 11:59:33,771 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {42#true} {42#true} #95#return; {42#true} is VALID [2020-07-08 11:59:33,771 INFO L263 TraceCheckUtils]: 4: Hoare triple {42#true} call #t~ret6 := main(); {42#true} is VALID [2020-07-08 11:59:33,772 INFO L280 TraceCheckUtils]: 5: Hoare triple {42#true} ~x~0 := ~someBinaryArithmeticFLOAToperation(0.0, 0.0); {42#true} is VALID [2020-07-08 11:59:33,774 INFO L263 TraceCheckUtils]: 6: Hoare triple {42#true} call #t~ret4 := ceil_float(~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 11:59:33,774 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 ~i0~0;havoc ~j0~0;havoc ~i~0;havoc ~ix~0; {42#true} is VALID [2020-07-08 11:59:33,790 INFO L280 TraceCheckUtils]: 8: Hoare triple {42#true} assume !true; {43#false} is VALID [2020-07-08 11:59:33,790 INFO L280 TraceCheckUtils]: 9: Hoare triple {43#false} ~ix~0 := ~bitwiseAnd(~i0~0, 2147483647);~j0~0 := (if (~ix~0 / 8388608 - 127) % 4294967296 % 4294967296 <= 2147483647 then (~ix~0 / 8388608 - 127) % 4294967296 % 4294967296 else (~ix~0 / 8388608 - 127) % 4294967296 % 4294967296 - 4294967296); {43#false} is VALID [2020-07-08 11:59:33,791 INFO L280 TraceCheckUtils]: 10: Hoare triple {43#false} assume !(~j0~0 < 23); {43#false} is VALID [2020-07-08 11:59:33,791 INFO L280 TraceCheckUtils]: 11: Hoare triple {43#false} assume !!(~ix~0 % 4294967296 < 2139095040);#res := ~x; {43#false} is VALID [2020-07-08 11:59:33,792 INFO L280 TraceCheckUtils]: 12: Hoare triple {43#false} assume true; {43#false} is VALID [2020-07-08 11:59:33,792 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {43#false} {42#true} #99#return; {43#false} is VALID [2020-07-08 11:59:33,792 INFO L280 TraceCheckUtils]: 14: Hoare triple {43#false} ~res~0 := #t~ret4;havoc #t~ret4; {43#false} is VALID [2020-07-08 11:59:33,793 INFO L263 TraceCheckUtils]: 15: Hoare triple {43#false} call #t~ret5 := isnan_float(~res~0); {42#true} is VALID [2020-07-08 11:59:33,793 INFO L280 TraceCheckUtils]: 16: Hoare triple {42#true} ~x := #in~x;#res := (if ~someBinaryFLOATComparisonOperation(~x, ~x) then 1 else 0); {42#true} is VALID [2020-07-08 11:59:33,793 INFO L280 TraceCheckUtils]: 17: Hoare triple {42#true} assume true; {42#true} is VALID [2020-07-08 11:59:33,794 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {42#true} {43#false} #101#return; {43#false} is VALID [2020-07-08 11:59:33,794 INFO L280 TraceCheckUtils]: 19: Hoare triple {43#false} assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647; {43#false} is VALID [2020-07-08 11:59:33,794 INFO L280 TraceCheckUtils]: 20: Hoare triple {43#false} assume 0 == #t~ret5;havoc #t~ret5; {43#false} is VALID [2020-07-08 11:59:33,795 INFO L280 TraceCheckUtils]: 21: Hoare triple {43#false} assume !false; {43#false} is VALID [2020-07-08 11:59:33,798 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 11:59:33,799 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [554048852] [2020-07-08 11:59:33,800 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 11:59:33,801 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-08 11:59:33,802 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1384622627] [2020-07-08 11:59:33,808 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 22 [2020-07-08 11:59:33,811 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 11:59:33,815 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-08 11:59:33,862 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 22 edges. 22 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:59:33,863 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-08 11:59:33,863 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 11:59:33,872 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-08 11:59:33,872 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-08 11:59:33,875 INFO L87 Difference]: Start difference. First operand 39 states. Second operand 4 states. [2020-07-08 11:59:34,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:59:34,271 INFO L93 Difference]: Finished difference Result 70 states and 96 transitions. [2020-07-08 11:59:34,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-08 11:59:34,271 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 22 [2020-07-08 11:59:34,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 11:59:34,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-08 11:59:34,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 96 transitions. [2020-07-08 11:59:34,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-08 11:59:34,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 96 transitions. [2020-07-08 11:59:34,294 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states and 96 transitions. [2020-07-08 11:59:34,445 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 96 edges. 96 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:59:34,458 INFO L225 Difference]: With dead ends: 70 [2020-07-08 11:59:34,458 INFO L226 Difference]: Without dead ends: 35 [2020-07-08 11:59:34,462 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-08 11:59:34,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2020-07-08 11:59:34,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2020-07-08 11:59:34,521 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 11:59:34,522 INFO L82 GeneralOperation]: Start isEquivalent. First operand 35 states. Second operand 35 states. [2020-07-08 11:59:34,522 INFO L74 IsIncluded]: Start isIncluded. First operand 35 states. Second operand 35 states. [2020-07-08 11:59:34,522 INFO L87 Difference]: Start difference. First operand 35 states. Second operand 35 states. [2020-07-08 11:59:34,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:59:34,527 INFO L93 Difference]: Finished difference Result 35 states and 43 transitions. [2020-07-08 11:59:34,528 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 43 transitions. [2020-07-08 11:59:34,528 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:59:34,529 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:59:34,529 INFO L74 IsIncluded]: Start isIncluded. First operand 35 states. Second operand 35 states. [2020-07-08 11:59:34,529 INFO L87 Difference]: Start difference. First operand 35 states. Second operand 35 states. [2020-07-08 11:59:34,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:59:34,533 INFO L93 Difference]: Finished difference Result 35 states and 43 transitions. [2020-07-08 11:59:34,534 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 43 transitions. [2020-07-08 11:59:34,534 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:59:34,535 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:59:34,535 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 11:59:34,535 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 11:59:34,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2020-07-08 11:59:34,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 43 transitions. [2020-07-08 11:59:34,539 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 43 transitions. Word has length 22 [2020-07-08 11:59:34,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 11:59:34,540 INFO L479 AbstractCegarLoop]: Abstraction has 35 states and 43 transitions. [2020-07-08 11:59:34,540 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-08 11:59:34,540 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 43 transitions. [2020-07-08 11:59:34,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-07-08 11:59:34,542 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:59:34,542 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] [2020-07-08 11:59:34,542 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-08 11:59:34,542 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:59:34,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:59:34,543 INFO L82 PathProgramCache]: Analyzing trace with hash 1824817680, now seen corresponding path program 1 times [2020-07-08 11:59:34,543 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:59:34,543 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [101103923] [2020-07-08 11:59:34,544 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:59:34,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-08 11:59:34,711 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-08 11:59:34,712 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.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.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 11:59:34,726 INFO L168 Benchmark]: Toolchain (without parser) took 2250.29 ms. Allocated memory was 144.7 MB in the beginning and 235.4 MB in the end (delta: 90.7 MB). Free memory was 103.1 MB in the beginning and 149.3 MB in the end (delta: -46.2 MB). Peak memory consumption was 44.5 MB. Max. memory is 7.1 GB. [2020-07-08 11:59:34,727 INFO L168 Benchmark]: CDTParser took 0.50 ms. Allocated memory is still 144.7 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2020-07-08 11:59:34,728 INFO L168 Benchmark]: CACSL2BoogieTranslator took 296.77 ms. Allocated memory is still 144.7 MB. Free memory was 102.6 MB in the beginning and 91.3 MB in the end (delta: 11.4 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. [2020-07-08 11:59:34,731 INFO L168 Benchmark]: Boogie Preprocessor took 154.23 ms. Allocated memory was 144.7 MB in the beginning and 203.4 MB in the end (delta: 58.7 MB). Free memory was 91.3 MB in the beginning and 180.8 MB in the end (delta: -89.5 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. [2020-07-08 11:59:34,732 INFO L168 Benchmark]: RCFGBuilder took 451.83 ms. Allocated memory is still 203.4 MB. Free memory was 180.8 MB in the beginning and 151.9 MB in the end (delta: 28.8 MB). Peak memory consumption was 28.8 MB. Max. memory is 7.1 GB. [2020-07-08 11:59:34,737 INFO L168 Benchmark]: TraceAbstraction took 1336.68 ms. Allocated memory was 203.4 MB in the beginning and 235.4 MB in the end (delta: 32.0 MB). Free memory was 151.2 MB in the beginning and 149.3 MB in the end (delta: 1.9 MB). Peak memory consumption was 33.9 MB. Max. memory is 7.1 GB. [2020-07-08 11:59:34,744 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 0.50 ms. Allocated memory is still 144.7 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 296.77 ms. Allocated memory is still 144.7 MB. Free memory was 102.6 MB in the beginning and 91.3 MB in the end (delta: 11.4 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 154.23 ms. Allocated memory was 144.7 MB in the beginning and 203.4 MB in the end (delta: 58.7 MB). Free memory was 91.3 MB in the beginning and 180.8 MB in the end (delta: -89.5 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 451.83 ms. Allocated memory is still 203.4 MB. Free memory was 180.8 MB in the beginning and 151.9 MB in the end (delta: 28.8 MB). Peak memory consumption was 28.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 1336.68 ms. Allocated memory was 203.4 MB in the beginning and 235.4 MB in the end (delta: 32.0 MB). Free memory was 151.2 MB in the beginning and 149.3 MB in the end (delta: 1.9 MB). Peak memory consumption was 33.9 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...