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/DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-b2fde6a [2018-09-28 11:09:08,103 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-28 11:09:08,105 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-28 11:09:08,119 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-28 11:09:08,119 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-28 11:09:08,120 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-28 11:09:08,122 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-28 11:09:08,123 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-28 11:09:08,125 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-28 11:09:08,126 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-28 11:09:08,127 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-28 11:09:08,127 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-28 11:09:08,128 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-28 11:09:08,129 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-28 11:09:08,130 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-28 11:09:08,132 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-28 11:09:08,133 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-28 11:09:08,135 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-28 11:09:08,137 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-28 11:09:08,138 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-28 11:09:08,140 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-28 11:09:08,141 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-28 11:09:08,143 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-28 11:09:08,144 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-28 11:09:08,144 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-28 11:09:08,145 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-28 11:09:08,146 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-28 11:09:08,146 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-28 11:09:08,147 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-28 11:09:08,148 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-28 11:09:08,149 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-28 11:09:08,149 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-28 11:09:08,149 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-28 11:09:08,150 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-28 11:09:08,151 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-28 11:09:08,152 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-28 11:09:08,152 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 [2018-09-28 11:09:08,182 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-28 11:09:08,182 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-28 11:09:08,183 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-28 11:09:08,183 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-28 11:09:08,184 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-28 11:09:08,185 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-28 11:09:08,186 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-28 11:09:08,186 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-28 11:09:08,186 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-28 11:09:08,186 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-28 11:09:08,186 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-28 11:09:08,187 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-28 11:09:08,187 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-28 11:09:08,187 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-28 11:09:08,187 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-28 11:09:08,187 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-28 11:09:08,188 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-28 11:09:08,188 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-28 11:09:08,188 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-28 11:09:08,188 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-28 11:09:08,189 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-28 11:09:08,189 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-28 11:09:08,189 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-28 11:09:08,189 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-28 11:09:08,189 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-28 11:09:08,190 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-28 11:09:08,190 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-28 11:09:08,190 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-28 11:09:08,190 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-28 11:09:08,250 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-28 11:09:08,265 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-28 11:09:08,272 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-28 11:09:08,274 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-28 11:09:08,275 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-28 11:09:08,275 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl [2018-09-28 11:09:08,276 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl' [2018-09-28 11:09:08,332 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-28 11:09:08,335 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-28 11:09:08,336 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-28 11:09:08,336 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-28 11:09:08,336 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-28 11:09:08,359 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:09:08" (1/1) ... [2018-09-28 11:09:08,373 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:09:08" (1/1) ... [2018-09-28 11:09:08,378 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-28 11:09:08,378 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-28 11:09:08,379 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-28 11:09:08,381 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-28 11:09:08,381 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-28 11:09:08,382 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-28 11:09:08,382 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-28 11:09:08,393 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:09:08" (1/1) ... [2018-09-28 11:09:08,394 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:09:08" (1/1) ... [2018-09-28 11:09:08,394 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:09:08" (1/1) ... [2018-09-28 11:09:08,394 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:09:08" (1/1) ... [2018-09-28 11:09:08,399 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:09:08" (1/1) ... [2018-09-28 11:09:08,403 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:09:08" (1/1) ... [2018-09-28 11:09:08,404 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:09:08" (1/1) ... [2018-09-28 11:09:08,406 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-28 11:09:08,406 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-28 11:09:08,407 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-28 11:09:08,407 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-28 11:09:08,408 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:09:08" (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 [2018-09-28 11:09:08,487 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-09-28 11:09:08,487 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-28 11:09:08,488 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-28 11:09:08,675 INFO L350 CfgBuilder]: Using library mode [2018-09-28 11:09:08,676 INFO L202 PluginConnector]: Adding new model DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.09 11:09:08 BoogieIcfgContainer [2018-09-28 11:09:08,676 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-28 11:09:08,677 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-28 11:09:08,677 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-28 11:09:08,689 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-28 11:09:08,690 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.09 11:09:08" (1/1) ... [2018-09-28 11:09:08,703 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-28 11:09:08,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:09:08,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 4 transitions. [2018-09-28 11:09:08,748 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 4 transitions. [2018-09-28 11:09:08,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2018-09-28 11:09:08,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:09:08,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:09:09,127 WARN L178 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 13 [2018-09-28 11:09:09,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:09:09,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:09:09,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 5 states and 7 transitions. [2018-09-28 11:09:09,235 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 7 transitions. [2018-09-28 11:09:09,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-28 11:09:09,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:09:09,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:09:09,473 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:09:10,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:09:10,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 6 states and 10 transitions. [2018-09-28 11:09:10,035 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 10 transitions. [2018-09-28 11:09:10,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-28 11:09:10,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:09:10,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:09:10,373 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:09:10,717 WARN L178 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 17 DAG size of output: 12 [2018-09-28 11:09:11,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:09:11,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 8 states and 16 transitions. [2018-09-28 11:09:11,101 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 16 transitions. [2018-09-28 11:09:11,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-28 11:09:11,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:09:11,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:09:11,347 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:09:12,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:09:12,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 11 states and 24 transitions. [2018-09-28 11:09:12,282 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 24 transitions. [2018-09-28 11:09:12,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-28 11:09:12,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:09:12,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:09:12,539 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:09:13,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:09:13,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 15 states and 34 transitions. [2018-09-28 11:09:13,657 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 34 transitions. [2018-09-28 11:09:13,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 11:09:13,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:09:13,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:09:14,165 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:09:15,217 WARN L178 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 12 [2018-09-28 11:09:16,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:09:16,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 20 states and 46 transitions. [2018-09-28 11:09:16,050 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 46 transitions. [2018-09-28 11:09:16,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-28 11:09:16,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:09:16,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:09:16,510 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:09:17,134 WARN L178 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2018-09-28 11:09:18,305 WARN L178 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-09-28 11:09:18,824 WARN L178 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-09-28 11:09:20,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:09:20,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 26 states and 60 transitions. [2018-09-28 11:09:20,343 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 60 transitions. [2018-09-28 11:09:20,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-28 11:09:20,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:09:20,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:09:21,175 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:09:23,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:09:23,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 33 states and 76 transitions. [2018-09-28 11:09:23,813 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 76 transitions. [2018-09-28 11:09:23,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-28 11:09:23,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:09:23,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:09:24,812 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:09:25,216 WARN L178 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 12 [2018-09-28 11:09:28,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:09:28,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 41 states and 94 transitions. [2018-09-28 11:09:28,541 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 94 transitions. [2018-09-28 11:09:28,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-28 11:09:28,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:09:28,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:09:29,892 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:09:35,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:09:35,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 50 states and 114 transitions. [2018-09-28 11:09:35,048 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 114 transitions. [2018-09-28 11:09:35,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-28 11:09:35,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:09:35,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:09:36,447 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:09:43,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:09:43,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 60 states and 136 transitions. [2018-09-28 11:09:43,129 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 136 transitions. [2018-09-28 11:09:43,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-28 11:09:43,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:09:43,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:09:45,033 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:09:53,397 WARN L178 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2018-09-28 11:09:53,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:09:53,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 71 states and 160 transitions. [2018-09-28 11:09:53,517 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 160 transitions. [2018-09-28 11:09:53,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:09:53,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:09:53,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:09:56,100 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:10:06,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:10:06,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 83 states and 186 transitions. [2018-09-28 11:10:06,044 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 186 transitions. [2018-09-28 11:10:06,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-28 11:10:06,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:10:06,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:10:08,773 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:10:20,946 WARN L178 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2018-09-28 11:10:21,549 WARN L178 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2018-09-28 11:10:21,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:10:21,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 96 states and 214 transitions. [2018-09-28 11:10:21,716 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 214 transitions. [2018-09-28 11:10:21,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-28 11:10:21,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:10:21,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:10:26,168 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:10:40,443 WARN L178 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2018-09-28 11:10:41,183 WARN L178 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2018-09-28 11:10:41,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:10:41,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 110 states and 244 transitions. [2018-09-28 11:10:41,372 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 244 transitions. [2018-09-28 11:10:41,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-09-28 11:10:41,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:10:41,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:10:45,372 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:10:47,918 WARN L178 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2018-09-28 11:11:02,924 WARN L178 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2018-09-28 11:11:03,636 WARN L178 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2018-09-28 11:11:03,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:11:03,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 125 states and 276 transitions. [2018-09-28 11:11:03,818 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 276 transitions. [2018-09-28 11:11:03,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-28 11:11:03,819 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:11:03,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:11:09,055 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:11:30,230 WARN L178 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2018-09-28 11:11:31,062 WARN L178 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2018-09-28 11:11:31,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:11:31,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 141 states and 310 transitions. [2018-09-28 11:11:31,256 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 310 transitions. [2018-09-28 11:11:31,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-28 11:11:31,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:11:31,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:11:38,378 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:11:42,036 WARN L178 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2018-09-28 11:11:45,533 WARN L178 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 13 [2018-09-28 11:12:03,460 WARN L178 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2018-09-28 11:12:04,405 WARN L178 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2018-09-28 11:12:04,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:04,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 158 states and 346 transitions. [2018-09-28 11:12:04,618 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 346 transitions. [2018-09-28 11:12:04,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-28 11:12:04,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:04,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:11,686 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:41,736 WARN L178 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2018-09-28 11:12:42,797 WARN L178 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2018-09-28 11:12:43,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:43,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 176 states and 384 transitions. [2018-09-28 11:12:43,048 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 384 transitions. [2018-09-28 11:12:43,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-09-28 11:12:43,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:43,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:51,604 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:53,706 WARN L178 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2018-09-28 11:13:27,392 WARN L178 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2018-09-28 11:13:28,595 WARN L178 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2018-09-28 11:13:28,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:28,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 195 states and 424 transitions. [2018-09-28 11:13:28,839 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 424 transitions. [2018-09-28 11:13:28,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-28 11:13:28,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:28,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2018-09-28 11:13:29,099 ERROR L611 CodeCheckObserver]: First Tracecheck threw exception Timeout or Toolchain cancelled by user [2018-09-28 11:13:29,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:29,131 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:13:29,138 INFO L177 TraceCheckSpWp]: Timeout while computing interpolants [2018-09-28 11:13:29,138 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-09-28 11:13:29,142 INFO L168 Benchmark]: Toolchain (without parser) took 260808.86 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -701.6 MB). Peak memory consumption was 1.2 GB. Max. memory is 7.1 GB. [2018-09-28 11:13:29,143 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-28 11:13:29,144 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-28 11:13:29,144 INFO L168 Benchmark]: Boogie Preprocessor took 24.44 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-28 11:13:29,145 INFO L168 Benchmark]: RCFGBuilder took 270.05 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-28 11:13:29,146 INFO L168 Benchmark]: CodeCheck took 260463.29 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -722.8 MB). Peak memory consumption was 1.2 GB. Max. memory is 7.1 GB. [2018-09-28 11:13:29,150 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck) Toolchain cancelled while TraceCheckSpWp was constructing forward predicates, while PredicateComparison was comparing new predicate (quantifier-free) to 1144 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 45.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 24.44 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 270.05 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 260463.29 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -722.8 MB). Peak memory consumption was 1.2 GB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-28_11-13-29-162.csv Completed graceful shutdown