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_PUPT.epf -i ../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/HiddenInequality.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-133090d [2018-10-04 10:48:24,937 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-04 10:48:24,940 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-04 10:48:24,957 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-04 10:48:24,957 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-04 10:48:24,959 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-04 10:48:24,962 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-04 10:48:24,964 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-04 10:48:24,968 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-04 10:48:24,969 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-04 10:48:24,977 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-04 10:48:24,977 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-04 10:48:24,978 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-04 10:48:24,979 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-04 10:48:24,982 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-04 10:48:24,984 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-04 10:48:24,984 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-04 10:48:24,987 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-04 10:48:24,993 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-04 10:48:24,997 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-04 10:48:24,998 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-04 10:48:24,999 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-04 10:48:25,003 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-04 10:48:25,003 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-04 10:48:25,003 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-04 10:48:25,005 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-04 10:48:25,006 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-04 10:48:25,007 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-04 10:48:25,008 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-04 10:48:25,009 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-04 10:48:25,009 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-04 10:48:25,012 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-04 10:48:25,012 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-04 10:48:25,013 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-04 10:48:25,014 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-04 10:48:25,014 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-04 10:48:25,014 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf [2018-10-04 10:48:25,039 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-04 10:48:25,039 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-04 10:48:25,041 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-04 10:48:25,041 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-04 10:48:25,042 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-04 10:48:25,042 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-04 10:48:25,042 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-04 10:48:25,043 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-04 10:48:25,043 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-04 10:48:25,043 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-04 10:48:25,043 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-04 10:48:25,043 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-04 10:48:25,044 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-04 10:48:25,045 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-04 10:48:25,045 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-04 10:48:25,045 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-04 10:48:25,045 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-04 10:48:25,045 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-04 10:48:25,046 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-04 10:48:25,046 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-10-04 10:48:25,046 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-04 10:48:25,046 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-04 10:48:25,046 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 10:48:25,047 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-04 10:48:25,048 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-04 10:48:25,048 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-04 10:48:25,048 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-04 10:48:25,049 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-04 10:48:25,049 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-04 10:48:25,049 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-04 10:48:25,097 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-04 10:48:25,110 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-04 10:48:25,114 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-04 10:48:25,116 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-04 10:48:25,117 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-04 10:48:25,117 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/HiddenInequality.bpl [2018-10-04 10:48:25,118 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/HiddenInequality.bpl' [2018-10-04 10:48:25,163 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-04 10:48:25,165 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-04 10:48:25,166 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-04 10:48:25,166 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-04 10:48:25,166 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-04 10:48:25,186 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:48:25" (1/1) ... [2018-10-04 10:48:25,198 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:48:25" (1/1) ... [2018-10-04 10:48:25,205 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-04 10:48:25,206 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-04 10:48:25,206 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-04 10:48:25,206 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-04 10:48:25,215 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:48:25" (1/1) ... [2018-10-04 10:48:25,215 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:48:25" (1/1) ... [2018-10-04 10:48:25,215 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:48:25" (1/1) ... [2018-10-04 10:48:25,216 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:48:25" (1/1) ... [2018-10-04 10:48:25,218 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:48:25" (1/1) ... [2018-10-04 10:48:25,222 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:48:25" (1/1) ... [2018-10-04 10:48:25,223 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:48:25" (1/1) ... [2018-10-04 10:48:25,224 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-04 10:48:25,225 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-04 10:48:25,225 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-04 10:48:25,225 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-04 10:48:25,226 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:48:25" (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 [2018-10-04 10:48:25,302 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-04 10:48:25,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-04 10:48:25,548 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-04 10:48:25,549 INFO L202 PluginConnector]: Adding new model HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 10:48:25 BoogieIcfgContainer [2018-10-04 10:48:25,549 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-04 10:48:25,550 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-04 10:48:25,550 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-04 10:48:25,564 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-04 10:48:25,564 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 10:48:25" (1/1) ... [2018-10-04 10:48:25,580 INFO L104 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-10-04 10:48:25,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:25,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-10-04 10:48:25,622 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-10-04 10:48:25,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 10:48:25,624 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:25,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:25,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:48:26,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:26,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 6 states and 7 transitions. [2018-10-04 10:48:26,140 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 7 transitions. [2018-10-04 10:48:26,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-04 10:48:26,140 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:26,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:26,207 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:48:26,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:26,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2018-10-04 10:48:26,376 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2018-10-04 10:48:26,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-04 10:48:26,376 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:26,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:26,463 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:48:26,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:26,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2018-10-04 10:48:26,898 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2018-10-04 10:48:26,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:48:26,899 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:26,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:26,948 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:48:27,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:27,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 9 states and 10 transitions. [2018-10-04 10:48:27,278 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2018-10-04 10:48:27,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-04 10:48:27,278 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:27,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:27,359 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:48:27,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:27,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 10 states and 11 transitions. [2018-10-04 10:48:27,825 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 11 transitions. [2018-10-04 10:48:27,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 10:48:27,825 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:27,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:27,984 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:48:28,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:28,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 11 states and 12 transitions. [2018-10-04 10:48:28,227 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2018-10-04 10:48:28,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 10:48:28,228 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:28,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:28,309 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:48:28,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:28,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 12 states and 13 transitions. [2018-10-04 10:48:28,469 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2018-10-04 10:48:28,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 10:48:28,469 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:28,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:28,583 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:48:28,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:28,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2018-10-04 10:48:28,796 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2018-10-04 10:48:28,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-04 10:48:28,797 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:28,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:28,905 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:48:29,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:29,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 14 transitions. [2018-10-04 10:48:29,071 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 14 transitions. [2018-10-04 10:48:29,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 10:48:29,072 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:29,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:29,301 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:48:29,391 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 22 new depth: 12 [2018-10-04 10:48:31,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:31,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 13 transitions. [2018-10-04 10:48:31,935 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 13 transitions. [2018-10-04 10:48:31,935 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-04 10:48:31,936 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 11 iterations. [2018-10-04 10:48:31,946 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-10-04 10:48:32,210 WARN L178 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 41 [2018-10-04 10:48:32,210 INFO L582 CodeCheckObserver]: Invariant with dag size 41 [2018-10-04 10:48:32,222 INFO L202 PluginConnector]: Adding new model HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 04.10 10:48:32 ImpRootNode [2018-10-04 10:48:32,222 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-04 10:48:32,223 INFO L168 Benchmark]: Toolchain (without parser) took 7059.02 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: 394.0 MB). Peak memory consumption was 394.0 MB. Max. memory is 7.1 GB. [2018-10-04 10:48:32,225 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. [2018-10-04 10:48:32,225 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.80 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. [2018-10-04 10:48:32,226 INFO L168 Benchmark]: Boogie Preprocessor took 18.56 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. [2018-10-04 10:48:32,227 INFO L168 Benchmark]: RCFGBuilder took 324.45 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. [2018-10-04 10:48:32,228 INFO L168 Benchmark]: CodeCheck took 6672.47 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: 372.9 MB). Peak memory consumption was 372.9 MB. Max. memory is 7.1 GB. [2018-10-04 10:48:32,233 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, 6.3s 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: 0 DeclaredPredicates, 565 GetRequests, 435 SyntacticMatches, 36 SemanticMatches, 94 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.3s Time, 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: (((((((((i <= 6 && 6 <= s) || (i <= 1 && 1 <= s)) || (i <= 0 && 0 <= s)) || (i <= 7 && 7 <= s)) || (8 <= s && i <= 8)) || (i <= 3 && 3 <= s)) || (4 <= s && i <= 4)) || 9 <= s) || (5 <= s && i <= 5)) || (i <= 2 && 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 39.80 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 18.56 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 324.45 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 6672.47 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: 372.9 MB). Peak memory consumption was 372.9 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_PUPT.epf_KojakBplInline.xml/Csv-CodeCheckBenchmarks-0-2018-10-04_10-48-32-253.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/HiddenInequality.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-04_10-48-32-253.csv Received shutdown request...