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-bd42740 [2018-09-23 22:08:47,261 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-23 22:08:47,263 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-23 22:08:47,275 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-23 22:08:47,275 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-23 22:08:47,276 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-23 22:08:47,277 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-23 22:08:47,279 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-23 22:08:47,281 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-23 22:08:47,282 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-23 22:08:47,282 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-23 22:08:47,283 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-23 22:08:47,284 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-23 22:08:47,285 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-23 22:08:47,286 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-23 22:08:47,286 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-23 22:08:47,287 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-23 22:08:47,289 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-23 22:08:47,291 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-23 22:08:47,293 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-23 22:08:47,294 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-23 22:08:47,295 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-23 22:08:47,298 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-23 22:08:47,298 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-23 22:08:47,298 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-23 22:08:47,299 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-23 22:08:47,300 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-23 22:08:47,301 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-23 22:08:47,302 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-23 22:08:47,303 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-23 22:08:47,303 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-23 22:08:47,304 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-23 22:08:47,304 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-23 22:08:47,305 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-23 22:08:47,306 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-23 22:08:47,307 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-23 22:08:47,307 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 [2018-09-23 22:08:47,333 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-23 22:08:47,333 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-23 22:08:47,334 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-23 22:08:47,334 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-23 22:08:47,335 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-23 22:08:47,335 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-23 22:08:47,336 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-23 22:08:47,336 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-23 22:08:47,336 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-23 22:08:47,336 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-23 22:08:47,336 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-23 22:08:47,337 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-23 22:08:47,337 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-23 22:08:47,337 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-23 22:08:47,337 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-23 22:08:47,337 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-23 22:08:47,339 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-23 22:08:47,339 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-23 22:08:47,339 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-23 22:08:47,339 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-23 22:08:47,340 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-23 22:08:47,340 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-23 22:08:47,340 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-23 22:08:47,340 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-23 22:08:47,341 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-23 22:08:47,341 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-23 22:08:47,341 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-23 22:08:47,341 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-23 22:08:47,341 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-23 22:08:47,407 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-23 22:08:47,421 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-23 22:08:47,427 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-23 22:08:47,429 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-23 22:08:47,430 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-23 22:08:47,430 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl [2018-09-23 22:08:47,431 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl' [2018-09-23 22:08:47,484 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-23 22:08:47,487 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-23 22:08:47,487 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-23 22:08:47,488 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-23 22:08:47,488 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-23 22:08:47,510 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:08:47" (1/1) ... [2018-09-23 22:08:47,521 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:08:47" (1/1) ... [2018-09-23 22:08:47,527 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-23 22:08:47,527 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-23 22:08:47,527 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-23 22:08:47,529 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-23 22:08:47,530 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-23 22:08:47,531 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-23 22:08:47,531 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-23 22:08:47,542 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:08:47" (1/1) ... [2018-09-23 22:08:47,542 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:08:47" (1/1) ... [2018-09-23 22:08:47,543 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:08:47" (1/1) ... [2018-09-23 22:08:47,543 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:08:47" (1/1) ... [2018-09-23 22:08:47,545 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:08:47" (1/1) ... [2018-09-23 22:08:47,549 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:08:47" (1/1) ... [2018-09-23 22:08:47,551 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:08:47" (1/1) ... [2018-09-23 22:08:47,552 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-23 22:08:47,553 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-23 22:08:47,553 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-23 22:08:47,553 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-23 22:08:47,555 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:08:47" (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 [2018-09-23 22:08:47,636 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-09-23 22:08:47,636 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-23 22:08:47,636 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-23 22:08:47,868 INFO L351 CfgBuilder]: Using library mode [2018-09-23 22:08:47,868 INFO L202 PluginConnector]: Adding new model DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.09 10:08:47 BoogieIcfgContainer [2018-09-23 22:08:47,869 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-23 22:08:47,869 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-23 22:08:47,869 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-23 22:08:47,880 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-23 22:08:47,881 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.09 10:08:47" (1/1) ... [2018-09-23 22:08:47,893 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-23 22:08:47,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:08:47,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 4 transitions. [2018-09-23 22:08:47,936 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 4 transitions. [2018-09-23 22:08:47,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2018-09-23 22:08:47,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:08:48,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:08:48,312 WARN L178 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 13 [2018-09-23 22:08:48,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:08:48,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:08:48,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 5 states and 7 transitions. [2018-09-23 22:08:48,415 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 7 transitions. [2018-09-23 22:08:48,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-23 22:08:48,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:08:48,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:08:48,657 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:08:49,003 WARN L178 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2018-09-23 22:08:49,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:08:49,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 6 states and 10 transitions. [2018-09-23 22:08:49,273 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 10 transitions. [2018-09-23 22:08:49,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-23 22:08:49,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:08:49,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:08:49,456 WARN L178 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 13 [2018-09-23 22:08:49,614 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:08:49,931 WARN L178 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 17 DAG size of output: 12 [2018-09-23 22:08:50,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:08:50,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 8 states and 16 transitions. [2018-09-23 22:08:50,301 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 16 transitions. [2018-09-23 22:08:50,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-23 22:08:50,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:08:50,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:08:50,563 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:08:51,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:08:51,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 11 states and 24 transitions. [2018-09-23 22:08:51,482 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 24 transitions. [2018-09-23 22:08:51,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-23 22:08:51,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:08:51,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:08:51,869 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:08:52,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:08:52,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 15 states and 34 transitions. [2018-09-23 22:08:52,996 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 34 transitions. [2018-09-23 22:08:52,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 22:08:52,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:08:53,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:08:53,436 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:08:54,421 WARN L178 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 12 [2018-09-23 22:08:55,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:08:55,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 20 states and 46 transitions. [2018-09-23 22:08:55,253 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 46 transitions. [2018-09-23 22:08:55,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-23 22:08:55,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:08:55,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:08:55,764 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:08:56,398 WARN L178 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2018-09-23 22:08:57,818 WARN L178 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-09-23 22:08:58,321 WARN L178 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-09-23 22:09:00,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:09:00,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 26 states and 60 transitions. [2018-09-23 22:09:00,184 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 60 transitions. [2018-09-23 22:09:00,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-23 22:09:00,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:09:00,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:09:00,969 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:09:03,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:09:03,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 33 states and 76 transitions. [2018-09-23 22:09:03,625 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 76 transitions. [2018-09-23 22:09:03,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-23 22:09:03,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:09:03,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:09:04,565 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:09:08,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:09:08,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 41 states and 94 transitions. [2018-09-23 22:09:08,319 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 94 transitions. [2018-09-23 22:09:08,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-23 22:09:08,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:09:08,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:09:09,516 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:09:14,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:09:14,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 50 states and 114 transitions. [2018-09-23 22:09:14,703 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 114 transitions. [2018-09-23 22:09:14,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-23 22:09:14,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:09:14,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:09:16,142 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:09:22,260 WARN L178 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2018-09-23 22:09:22,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:09:22,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 60 states and 136 transitions. [2018-09-23 22:09:22,428 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 136 transitions. [2018-09-23 22:09:22,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-23 22:09:22,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:09:22,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:09:24,347 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:09:32,532 WARN L178 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2018-09-23 22:09:32,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:09:32,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 71 states and 160 transitions. [2018-09-23 22:09:32,674 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 160 transitions. [2018-09-23 22:09:32,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-23 22:09:32,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:09:32,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:09:35,040 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:09:44,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:09:44,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 83 states and 186 transitions. [2018-09-23 22:09:44,964 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 186 transitions. [2018-09-23 22:09:44,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-23 22:09:44,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:09:44,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:09:47,733 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:09:59,900 WARN L178 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2018-09-23 22:10:00,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:10:00,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 96 states and 214 transitions. [2018-09-23 22:10:00,051 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 214 transitions. [2018-09-23 22:10:00,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-23 22:10:00,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:10:00,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:10:03,756 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:10:07,830 WARN L178 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2018-09-23 22:10:17,936 WARN L178 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2018-09-23 22:10:18,574 WARN L178 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2018-09-23 22:10:18,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:10:18,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 110 states and 244 transitions. [2018-09-23 22:10:18,789 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 244 transitions. [2018-09-23 22:10:18,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-09-23 22:10:18,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:10:18,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:10:22,731 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:10:40,311 WARN L178 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2018-09-23 22:10:41,007 WARN L178 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2018-09-23 22:10:41,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:10:41,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 125 states and 276 transitions. [2018-09-23 22:10:41,186 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 276 transitions. [2018-09-23 22:10:41,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-23 22:10:41,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:10:41,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:10:46,380 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:11:07,370 WARN L178 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2018-09-23 22:11:08,187 WARN L178 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2018-09-23 22:11:08,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:11:08,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 141 states and 310 transitions. [2018-09-23 22:11:08,478 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 310 transitions. [2018-09-23 22:11:08,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-23 22:11:08,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:11:08,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:11:14,564 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:11:39,894 WARN L178 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2018-09-23 22:11:40,884 WARN L178 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2018-09-23 22:11:41,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:11:41,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 158 states and 346 transitions. [2018-09-23 22:11:41,095 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 346 transitions. [2018-09-23 22:11:41,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-23 22:11:41,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:11:41,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:11:48,247 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:11:50,775 WARN L178 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2018-09-23 22:11:55,913 WARN L178 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2018-09-23 22:12:18,246 WARN L178 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2018-09-23 22:12:19,312 WARN L178 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2018-09-23 22:12:19,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:19,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 176 states and 384 transitions. [2018-09-23 22:12:19,568 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 384 transitions. [2018-09-23 22:12:19,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-09-23 22:12:19,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:19,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:28,126 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:30,291 WARN L178 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2018-09-23 22:12:34,443 WARN L178 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2018-09-23 22:12:37,136 WARN L178 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2018-09-23 22:13:03,998 WARN L178 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2018-09-23 22:13:05,174 WARN L178 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2018-09-23 22:13:05,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:05,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 195 states and 424 transitions. [2018-09-23 22:13:05,424 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 424 transitions. [2018-09-23 22:13:05,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-23 22:13:05,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:05,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2018-09-23 22:13:09,211 ERROR L611 CodeCheckObserver]: First Tracecheck threw exception Timeout or Toolchain cancelled by user [2018-09-23 22:13:09,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:09,248 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-23 22:13:09,264 INFO L177 TraceCheckSpWp]: Timeout while computing interpolants [2018-09-23 22:13:09,265 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-09-23 22:13:09,267 INFO L168 Benchmark]: Toolchain (without parser) took 261783.08 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.5 GB in the beginning and 2.8 GB in the end (delta: -1.3 GB). Peak memory consumption was 539.8 MB. Max. memory is 7.1 GB. [2018-09-23 22:13:09,269 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 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. [2018-09-23 22:13:09,269 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.59 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. [2018-09-23 22:13:09,270 INFO L168 Benchmark]: Boogie Preprocessor took 21.76 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. [2018-09-23 22:13:09,270 INFO L168 Benchmark]: RCFGBuilder took 316.21 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 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. [2018-09-23 22:13:09,271 INFO L168 Benchmark]: CodeCheck took 261397.30 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 2.8 GB in the end (delta: -1.3 GB). Peak memory consumption was 518.7 MB. Max. memory is 7.1 GB. [2018-09-23 22:13:09,275 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 1152 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.20 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 42.59 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 21.76 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 316.21 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 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 261397.30 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 2.8 GB in the end (delta: -1.3 GB). Peak memory consumption was 518.7 MB. 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-0-2018-09-23_22-13-09-288.csv Completed graceful shutdown