java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf -i ../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/HiddenInequality.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-00a8621 [2018-09-30 11:30:05,077 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-30 11:30:05,080 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-30 11:30:05,097 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-30 11:30:05,098 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-30 11:30:05,099 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-30 11:30:05,100 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-30 11:30:05,102 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-30 11:30:05,104 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-30 11:30:05,104 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-30 11:30:05,105 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-30 11:30:05,106 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-30 11:30:05,107 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-30 11:30:05,108 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-30 11:30:05,109 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-30 11:30:05,110 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-30 11:30:05,110 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-30 11:30:05,112 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-30 11:30:05,114 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-30 11:30:05,116 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-30 11:30:05,117 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-30 11:30:05,118 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-30 11:30:05,120 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-30 11:30:05,121 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-30 11:30:05,121 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-30 11:30:05,122 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-30 11:30:05,123 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-30 11:30:05,124 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-30 11:30:05,124 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-30 11:30:05,126 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-30 11:30:05,126 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-30 11:30:05,127 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-30 11:30:05,127 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-30 11:30:05,127 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-30 11:30:05,128 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-30 11:30:05,129 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-30 11:30:05,129 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf [2018-09-30 11:30:05,147 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-30 11:30:05,147 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-30 11:30:05,148 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-30 11:30:05,148 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-30 11:30:05,149 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-30 11:30:05,149 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-30 11:30:05,149 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-30 11:30:05,150 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-30 11:30:05,150 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-30 11:30:05,150 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-30 11:30:05,150 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-30 11:30:05,150 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-30 11:30:05,151 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-30 11:30:05,151 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-30 11:30:05,151 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-30 11:30:05,151 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-30 11:30:05,151 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-30 11:30:05,151 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-30 11:30:05,152 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-30 11:30:05,152 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-30 11:30:05,152 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-30 11:30:05,152 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 11:30:05,152 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-30 11:30:05,153 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-30 11:30:05,153 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-30 11:30:05,153 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-30 11:30:05,153 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-30 11:30:05,153 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-30 11:30:05,154 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-30 11:30:05,200 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-30 11:30:05,212 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-30 11:30:05,216 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-30 11:30:05,218 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-30 11:30:05,218 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-30 11:30:05,219 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/HiddenInequality.bpl [2018-09-30 11:30:05,219 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/HiddenInequality.bpl' [2018-09-30 11:30:05,269 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-30 11:30:05,275 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-30 11:30:05,276 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-30 11:30:05,276 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-30 11:30:05,278 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-30 11:30:05,299 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:30:05" (1/1) ... [2018-09-30 11:30:05,313 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:30:05" (1/1) ... [2018-09-30 11:30:05,320 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-30 11:30:05,321 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-30 11:30:05,322 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-30 11:30:05,322 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-30 11:30:05,334 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:30:05" (1/1) ... [2018-09-30 11:30:05,334 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:30:05" (1/1) ... [2018-09-30 11:30:05,335 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:30:05" (1/1) ... [2018-09-30 11:30:05,335 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:30:05" (1/1) ... [2018-09-30 11:30:05,339 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:30:05" (1/1) ... [2018-09-30 11:30:05,344 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:30:05" (1/1) ... [2018-09-30 11:30:05,345 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:30:05" (1/1) ... [2018-09-30 11:30:05,347 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-30 11:30:05,351 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-30 11:30:05,351 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-30 11:30:05,351 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-30 11:30:05,352 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:30:05" (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:10000 (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:10000 [2018-09-30 11:30:05,429 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-30 11:30:05,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-30 11:30:05,674 INFO L348 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-30 11:30:05,675 INFO L202 PluginConnector]: Adding new model HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 11:30:05 BoogieIcfgContainer [2018-09-30 11:30:05,675 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-30 11:30:05,676 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-30 11:30:05,676 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-30 11:30:05,688 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-30 11:30:05,688 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 11:30:05" (1/1) ... [2018-09-30 11:30:05,700 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-30 11:30:05,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:05,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-09-30 11:30:05,733 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-09-30 11:30:05,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-30 11:30:05,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:05,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:05,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:06,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:06,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 6 states and 7 transitions. [2018-09-30 11:30:06,019 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 7 transitions. [2018-09-30 11:30:06,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:30:06,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:06,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:06,054 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:06,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:06,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2018-09-30 11:30:06,223 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2018-09-30 11:30:06,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 11:30:06,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:06,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:06,264 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:06,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:06,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2018-09-30 11:30:06,420 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2018-09-30 11:30:06,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-30 11:30:06,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:06,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:06,521 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:06,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:06,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 9 states and 10 transitions. [2018-09-30 11:30:06,772 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2018-09-30 11:30:06,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-30 11:30:06,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:06,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:06,851 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:07,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:07,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 10 states and 11 transitions. [2018-09-30 11:30:07,029 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 11 transitions. [2018-09-30 11:30:07,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 11:30:07,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:07,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:07,102 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:07,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:07,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 11 states and 12 transitions. [2018-09-30 11:30:07,219 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2018-09-30 11:30:07,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 11:30:07,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:07,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:07,348 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:07,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:07,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 12 states and 13 transitions. [2018-09-30 11:30:07,740 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2018-09-30 11:30:07,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 11:30:07,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:07,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:07,805 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:07,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:07,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2018-09-30 11:30:07,923 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2018-09-30 11:30:07,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-30 11:30:07,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:07,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:08,000 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:08,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:08,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 14 transitions. [2018-09-30 11:30:08,118 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 14 transitions. [2018-09-30 11:30:08,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 11:30:08,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:08,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:08,550 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:10,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:10,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 13 transitions. [2018-09-30 11:30:10,688 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 13 transitions. [2018-09-30 11:30:10,688 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-30 11:30:10,689 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 0 iterations. [2018-09-30 11:30:10,699 INFO L776 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-09-30 11:30:10,718 INFO L202 PluginConnector]: Adding new model HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 30.09 11:30:10 ImpRootNode [2018-09-30 11:30:10,718 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-09-30 11:30:10,719 INFO L168 Benchmark]: Toolchain (without parser) took 5449.17 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 417.7 MB). Peak memory consumption was 417.7 MB. Max. memory is 7.1 GB. [2018-09-30 11:30:10,721 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.18 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 11:30:10,722 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.93 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 11:30:10,723 INFO L168 Benchmark]: Boogie Preprocessor took 25.57 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 11:30:10,725 INFO L168 Benchmark]: RCFGBuilder took 324.98 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-30 11:30:10,726 INFO L168 Benchmark]: CodeCheck took 5042.51 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 396.6 MB). Peak memory consumption was 396.6 MB. Max. memory is 7.1 GB. [2018-09-30 11:30:10,731 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 6 locations, 1 error locations. SAFE Result, 4.9s OverallTime, 11 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1024 SDtfs, 4 SDslu, 0 SDs, 0 SdLazy, 6728 SolverSat, 5664 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.2s Time, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 75 NumberOfCodeBlocks, 75 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 65 ConstructedInterpolants, 0 QuantifiedInterpolants, 1407 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 2 PerfectInterpolantSequences, 45/165 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 29]: assertion always holds For all program executions holds that assertion always holds at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 25]: Loop Invariant Derived loop invariant: ((((((((((5 < i && i <= 6) && 6 <= s) || ((i <= 1 && 1 <= s) && 0 < i)) || (i <= 0 && 0 <= s)) || ((i <= 7 && 6 < i) && 7 <= s)) || ((8 <= s && i <= 8) && 7 < i)) || ((i <= 3 && 2 < i) && 3 <= s)) || ((3 < i && 4 <= s) && i <= 4)) || ((5 <= s && i <= 5) && 4 < i)) || (8 < i && 9 <= s)) || ((i <= 2 && 1 < i) && 2 <= s) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.18 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 44.93 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 25.57 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 324.98 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 5042.51 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 396.6 MB). Peak memory consumption was 396.6 MB. Max. memory is 7.1 GB. RESULT: Ultimate proved your program to be correct! Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/HiddenInequality.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-CodeCheckBenchmarks-0-2018-09-30_11-30-10-745.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/HiddenInequality.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-30_11-30-10-745.csv Received shutdown request...