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 0.1.23-9f4048f [2018-10-04 13:25:09,560 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-04 13:25:09,563 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-04 13:25:09,579 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-04 13:25:09,581 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-04 13:25:09,582 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-04 13:25:09,583 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-04 13:25:09,585 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-04 13:25:09,588 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-04 13:25:09,588 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-04 13:25:09,590 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-04 13:25:09,590 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-04 13:25:09,591 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-04 13:25:09,593 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-04 13:25:09,596 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-04 13:25:09,597 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-04 13:25:09,598 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-04 13:25:09,608 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-04 13:25:09,611 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-04 13:25:09,614 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-04 13:25:09,615 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-04 13:25:09,620 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-04 13:25:09,625 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-04 13:25:09,625 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-04 13:25:09,625 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-04 13:25:09,627 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-04 13:25:09,629 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-04 13:25:09,630 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-04 13:25:09,630 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-04 13:25:09,634 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-04 13:25:09,634 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-04 13:25:09,635 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-04 13:25:09,635 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-04 13:25:09,635 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-04 13:25:09,637 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-04 13:25:09,638 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-04 13:25:09,638 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 [2018-10-04 13:25:09,664 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-04 13:25:09,665 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-04 13:25:09,666 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-04 13:25:09,666 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-04 13:25:09,668 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-04 13:25:09,668 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-04 13:25:09,668 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-04 13:25:09,668 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-04 13:25:09,669 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-04 13:25:09,669 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-04 13:25:09,669 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-04 13:25:09,669 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-04 13:25:09,669 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-04 13:25:09,669 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-04 13:25:09,670 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-04 13:25:09,670 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-04 13:25:09,670 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-04 13:25:09,671 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-04 13:25:09,671 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-04 13:25:09,671 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-04 13:25:09,671 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-04 13:25:09,671 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 13:25:09,672 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-04 13:25:09,673 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-04 13:25:09,673 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-04 13:25:09,673 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-04 13:25:09,673 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-04 13:25:09,674 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-04 13:25:09,674 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-04 13:25:09,721 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-04 13:25:09,736 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-04 13:25:09,744 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-04 13:25:09,746 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-04 13:25:09,747 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-04 13:25:09,747 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl [2018-10-04 13:25:09,748 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl' [2018-10-04 13:25:09,801 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-04 13:25:09,804 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-04 13:25:09,804 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-04 13:25:09,805 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-04 13:25:09,805 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-04 13:25:09,826 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:25:09" (1/1) ... [2018-10-04 13:25:09,838 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:25:09" (1/1) ... [2018-10-04 13:25:09,844 WARN L165 Inliner]: Program contained no entry procedure! [2018-10-04 13:25:09,844 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-10-04 13:25:09,844 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-10-04 13:25:09,846 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-04 13:25:09,847 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-04 13:25:09,847 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-04 13:25:09,847 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-04 13:25:09,858 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:25:09" (1/1) ... [2018-10-04 13:25:09,859 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:25:09" (1/1) ... [2018-10-04 13:25:09,859 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:25:09" (1/1) ... [2018-10-04 13:25:09,860 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:25:09" (1/1) ... [2018-10-04 13:25:09,864 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:25:09" (1/1) ... [2018-10-04 13:25:09,869 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:25:09" (1/1) ... [2018-10-04 13:25:09,870 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:25:09" (1/1) ... [2018-10-04 13:25:09,871 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-04 13:25:09,872 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-04 13:25:09,872 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-04 13:25:09,872 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-04 13:25:09,874 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:25:09" (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 13:25:09,952 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-10-04 13:25:09,953 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-04 13:25:09,953 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-04 13:25:10,189 INFO L338 CfgBuilder]: Using library mode [2018-10-04 13:25:10,191 INFO L202 PluginConnector]: Adding new model DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 01:25:10 BoogieIcfgContainer [2018-10-04 13:25:10,191 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-04 13:25:10,192 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-04 13:25:10,193 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-04 13:25:10,204 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-04 13:25:10,204 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 01:25:10" (1/1) ... [2018-10-04 13:25:10,222 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-04 13:25:10,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:25:10,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 4 transitions. [2018-10-04 13:25:10,257 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 4 transitions. [2018-10-04 13:25:10,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2018-10-04 13:25:10,261 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:25:10,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:25:10,612 WARN L178 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 13 [2018-10-04 13:25:10,615 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 13:25:10,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:25:10,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 5 states and 7 transitions. [2018-10-04 13:25:10,723 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 7 transitions. [2018-10-04 13:25:10,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 13:25:10,728 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:25:10,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:25:10,985 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 13:25:11,366 WARN L178 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2018-10-04 13:25:11,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:25:11,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 6 states and 10 transitions. [2018-10-04 13:25:11,508 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 10 transitions. [2018-10-04 13:25:11,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-04 13:25:11,508 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:25:11,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:25:11,810 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 13:25:12,160 WARN L178 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 17 DAG size of output: 12 [2018-10-04 13:25:12,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:25:12,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 8 states and 16 transitions. [2018-10-04 13:25:12,532 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 16 transitions. [2018-10-04 13:25:12,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-04 13:25:12,533 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:25:12,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:25:12,770 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 13:25:13,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:25:13,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 11 states and 24 transitions. [2018-10-04 13:25:13,641 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 24 transitions. [2018-10-04 13:25:13,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:25:13,642 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:25:13,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:25:13,906 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 13:25:14,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:25:14,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 15 states and 34 transitions. [2018-10-04 13:25:14,995 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 34 transitions. [2018-10-04 13:25:14,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-04 13:25:14,996 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:25:15,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:25:15,529 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 13:25:17,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:25:17,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 20 states and 46 transitions. [2018-10-04 13:25:17,122 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 46 transitions. [2018-10-04 13:25:17,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:25:17,123 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:25:17,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:25:17,580 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 13:25:19,202 WARN L178 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-10-04 13:25:19,563 WARN L178 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-10-04 13:25:21,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:25:21,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 26 states and 60 transitions. [2018-10-04 13:25:21,255 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 60 transitions. [2018-10-04 13:25:21,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:25:21,258 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:25:21,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:25:22,039 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 13:25:24,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:25:24,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 33 states and 76 transitions. [2018-10-04 13:25:24,621 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 76 transitions. [2018-10-04 13:25:24,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:25:24,622 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:25:24,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:25:25,714 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 13:25:29,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:25:29,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 41 states and 94 transitions. [2018-10-04 13:25:29,313 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 94 transitions. [2018-10-04 13:25:29,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-04 13:25:29,313 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:25:29,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:25:30,426 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:25:35,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:25:35,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 50 states and 114 transitions. [2018-10-04 13:25:35,487 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 114 transitions. [2018-10-04 13:25:35,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 13:25:35,488 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:25:35,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:25:37,179 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:25:43,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:25:43,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 60 states and 136 transitions. [2018-10-04 13:25:43,683 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 136 transitions. [2018-10-04 13:25:43,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-04 13:25:43,684 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:25:43,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:25:45,368 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:25:53,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:25:53,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 71 states and 160 transitions. [2018-10-04 13:25:53,704 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 160 transitions. [2018-10-04 13:25:53,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-04 13:25:53,705 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:25:53,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:25:56,232 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:26:05,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:26:05,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 83 states and 186 transitions. [2018-10-04 13:26:05,741 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 186 transitions. [2018-10-04 13:26:05,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-04 13:26:05,742 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:26:05,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:26:08,659 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:26:20,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:26:20,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 96 states and 214 transitions. [2018-10-04 13:26:20,602 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 214 transitions. [2018-10-04 13:26:20,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-04 13:26:20,603 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:26:20,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:26:24,180 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:26:38,459 WARN L178 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2018-10-04 13:26:39,059 WARN L178 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2018-10-04 13:26:39,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:26:39,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 110 states and 244 transitions. [2018-10-04 13:26:39,249 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 244 transitions. [2018-10-04 13:26:39,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-04 13:26:39,250 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:26:39,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:26:43,435 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:27:00,692 WARN L178 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2018-10-04 13:27:01,370 WARN L178 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2018-10-04 13:27:01,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:27:01,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 125 states and 276 transitions. [2018-10-04 13:27:01,541 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 276 transitions. [2018-10-04 13:27:01,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-04 13:27:01,542 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:27:01,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:27:06,632 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:27:27,285 WARN L178 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2018-10-04 13:27:28,117 WARN L178 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2018-10-04 13:27:28,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:27:28,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 141 states and 310 transitions. [2018-10-04 13:27:28,345 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 310 transitions. [2018-10-04 13:27:28,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-04 13:27:28,346 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:27:28,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:27:35,610 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:27:52,200 WARN L178 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2018-10-04 13:28:00,485 WARN L178 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2018-10-04 13:28:01,403 WARN L178 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2018-10-04 13:28:01,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:28:01,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 158 states and 346 transitions. [2018-10-04 13:28:01,612 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 346 transitions. [2018-10-04 13:28:01,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-04 13:28:01,613 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:28:01,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:28:08,779 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:28:38,390 WARN L178 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2018-10-04 13:28:39,586 WARN L178 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2018-10-04 13:28:39,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:28:39,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 176 states and 384 transitions. [2018-10-04 13:28:39,849 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 384 transitions. [2018-10-04 13:28:39,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-04 13:28:39,850 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:28:39,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:28:47,981 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:29:05,075 WARN L178 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2018-10-04 13:29:23,534 WARN L178 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2018-10-04 13:29:24,724 WARN L178 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2018-10-04 13:29:24,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:29:24,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 195 states and 424 transitions. [2018-10-04 13:29:24,979 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 424 transitions. [2018-10-04 13:29:24,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-04 13:29:24,980 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:29:24,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2018-10-04 13:29:30,688 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Timeout or Toolchain cancelled by user [2018-10-04 13:29:30,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:29:30,720 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:29:30,730 INFO L177 TraceCheckSpWp]: Timeout while computing interpolants [2018-10-04 13:29:30,730 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-10-04 13:29:30,733 INFO L168 Benchmark]: Toolchain (without parser) took 260930.47 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 1.1 GB in the end (delta: 373.9 MB). Peak memory consumption was 2.3 GB. Max. memory is 7.1 GB. [2018-10-04 13:29:30,734 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 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 13:29:30,735 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.45 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 13:29:30,735 INFO L168 Benchmark]: Boogie Preprocessor took 24.52 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 13:29:30,736 INFO L168 Benchmark]: RCFGBuilder took 319.23 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. [2018-10-04 13:29:30,736 INFO L168 Benchmark]: CodeCheck took 260539.44 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 1.1 GB in the end (delta: 352.8 MB). Peak memory consumption was 2.2 GB. Max. memory is 7.1 GB. [2018-10-04 13:29:30,741 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 1155 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.22 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 42.45 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 24.52 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 319.23 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 260539.44 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 1.1 GB in the end (delta: 352.8 MB). Peak memory consumption was 2.2 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-0-2018-10-04_13-29-30-752.csv Completed graceful shutdown