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 0.1.23-1cc990c [2018-09-30 21:19:02,444 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-30 21:19:02,446 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-30 21:19:02,457 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-30 21:19:02,458 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-30 21:19:02,459 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-30 21:19:02,460 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-30 21:19:02,462 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-30 21:19:02,463 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-30 21:19:02,464 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-30 21:19:02,465 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-30 21:19:02,465 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-30 21:19:02,466 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-30 21:19:02,467 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-30 21:19:02,468 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-30 21:19:02,469 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-30 21:19:02,470 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-30 21:19:02,475 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-30 21:19:02,481 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-30 21:19:02,482 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-30 21:19:02,483 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-30 21:19:02,486 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-30 21:19:02,491 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-30 21:19:02,492 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-30 21:19:02,492 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-30 21:19:02,493 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-30 21:19:02,494 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-30 21:19:02,498 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-30 21:19:02,499 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-30 21:19:02,500 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-30 21:19:02,500 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-30 21:19:02,501 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-30 21:19:02,501 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-30 21:19:02,503 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-30 21:19:02,505 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-30 21:19:02,506 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-30 21:19:02,506 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf [2018-09-30 21:19:02,531 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-30 21:19:02,534 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-30 21:19:02,535 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-30 21:19:02,535 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-30 21:19:02,536 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-30 21:19:02,537 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-30 21:19:02,537 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-30 21:19:02,537 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-30 21:19:02,537 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-30 21:19:02,538 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-30 21:19:02,538 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-30 21:19:02,538 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-30 21:19:02,538 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-30 21:19:02,538 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-30 21:19:02,539 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-30 21:19:02,539 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-30 21:19:02,539 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-30 21:19:02,539 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-30 21:19:02,541 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-30 21:19:02,541 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-30 21:19:02,541 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-30 21:19:02,541 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 21:19:02,542 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-30 21:19:02,542 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-30 21:19:02,542 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-30 21:19:02,542 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-30 21:19:02,542 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-30 21:19:02,542 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-30 21:19:02,543 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-30 21:19:02,608 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-30 21:19:02,623 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-30 21:19:02,629 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-30 21:19:02,631 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-30 21:19:02,631 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-30 21:19:02,632 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl [2018-09-30 21:19:02,632 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl' [2018-09-30 21:19:02,674 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-30 21:19:02,677 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-30 21:19:02,678 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-30 21:19:02,678 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-30 21:19:02,678 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-30 21:19:02,697 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:19:02" (1/1) ... [2018-09-30 21:19:02,709 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:19:02" (1/1) ... [2018-09-30 21:19:02,714 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-30 21:19:02,714 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-30 21:19:02,715 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-30 21:19:02,717 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-30 21:19:02,718 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-30 21:19:02,718 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-30 21:19:02,718 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-30 21:19:02,729 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:19:02" (1/1) ... [2018-09-30 21:19:02,730 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:19:02" (1/1) ... [2018-09-30 21:19:02,730 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:19:02" (1/1) ... [2018-09-30 21:19:02,731 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:19:02" (1/1) ... [2018-09-30 21:19:02,733 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:19:02" (1/1) ... [2018-09-30 21:19:02,736 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:19:02" (1/1) ... [2018-09-30 21:19:02,737 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:19:02" (1/1) ... [2018-09-30 21:19:02,738 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-30 21:19:02,739 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-30 21:19:02,739 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-30 21:19:02,739 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-30 21:19:02,740 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:19:02" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 21:19:02,818 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-09-30 21:19:02,819 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-30 21:19:02,819 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-30 21:19:03,074 INFO L345 CfgBuilder]: Using library mode [2018-09-30 21:19:03,076 INFO L202 PluginConnector]: Adding new model DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 09:19:03 BoogieIcfgContainer [2018-09-30 21:19:03,076 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-30 21:19:03,077 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-30 21:19:03,077 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-30 21:19:03,088 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-30 21:19:03,089 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "DivisibilityInterpolantRequired03-FPBPCannibalizationSuccess.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 09:19:03" (1/1) ... [2018-09-30 21:19:03,104 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-30 21:19:03,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:19:03,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 4 transitions. [2018-09-30 21:19:03,144 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 4 transitions. [2018-09-30 21:19:03,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2018-09-30 21:19:03,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:19:03,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:19:03,483 WARN L178 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 13 [2018-09-30 21:19:03,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:19:03,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:19:03,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 5 states and 7 transitions. [2018-09-30 21:19:03,634 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 7 transitions. [2018-09-30 21:19:03,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-30 21:19:03,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:19:03,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:19:03,890 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:19:04,097 WARN L178 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-09-30 21:19:04,326 WARN L178 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2018-09-30 21:19:04,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:19:04,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 6 states and 10 transitions. [2018-09-30 21:19:04,464 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 10 transitions. [2018-09-30 21:19:04,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 21:19:04,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:19:04,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:19:04,664 WARN L178 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 13 [2018-09-30 21:19:04,806 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:19:05,115 WARN L178 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 17 DAG size of output: 12 [2018-09-30 21:19:05,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:19:05,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 8 states and 16 transitions. [2018-09-30 21:19:05,494 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 16 transitions. [2018-09-30 21:19:05,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:19:05,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:19:05,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:19:05,718 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:19:06,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:19:06,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 11 states and 24 transitions. [2018-09-30 21:19:06,654 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 24 transitions. [2018-09-30 21:19:06,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-30 21:19:06,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:19:06,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:19:06,919 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:19:08,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:19:08,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 15 states and 34 transitions. [2018-09-30 21:19:08,034 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 34 transitions. [2018-09-30 21:19:08,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-30 21:19:08,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:19:08,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:19:08,481 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:19:09,390 WARN L178 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 12 [2018-09-30 21:19:10,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:19:10,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 20 states and 46 transitions. [2018-09-30 21:19:10,354 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 46 transitions. [2018-09-30 21:19:10,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 21:19:10,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:19:10,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:19:10,827 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:19:12,461 WARN L178 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-09-30 21:19:12,872 WARN L178 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-09-30 21:19:14,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:19:14,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 26 states and 60 transitions. [2018-09-30 21:19:14,078 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 60 transitions. [2018-09-30 21:19:14,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 21:19:14,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:19:14,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:19:15,131 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:19:17,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:19:17,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 33 states and 76 transitions. [2018-09-30 21:19:17,612 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 76 transitions. [2018-09-30 21:19:17,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 21:19:17,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:19:17,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:19:18,454 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:19:22,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:19:22,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 41 states and 94 transitions. [2018-09-30 21:19:22,350 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 94 transitions. [2018-09-30 21:19:22,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-30 21:19:22,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:19:22,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:19:23,470 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:19:28,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:19:28,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 50 states and 114 transitions. [2018-09-30 21:19:28,629 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 114 transitions. [2018-09-30 21:19:28,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 21:19:28,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:19:28,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:19:30,225 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:19:36,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:19:36,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 60 states and 136 transitions. [2018-09-30 21:19:36,472 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 136 transitions. [2018-09-30 21:19:36,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-30 21:19:36,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:19:36,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:19:38,168 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:19:46,584 WARN L178 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2018-09-30 21:19:46,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:19:46,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 71 states and 160 transitions. [2018-09-30 21:19:46,704 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 160 transitions. [2018-09-30 21:19:46,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 21:19:46,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:19:46,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:19:49,035 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:19:58,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:19:58,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 83 states and 186 transitions. [2018-09-30 21:19:58,923 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 186 transitions. [2018-09-30 21:19:58,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 21:19:58,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:19:58,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:20:01,933 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:20:14,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:20:14,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 96 states and 214 transitions. [2018-09-30 21:20:14,079 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 214 transitions. [2018-09-30 21:20:14,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-30 21:20:14,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:20:14,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:20:17,647 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:20:31,860 WARN L178 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2018-09-30 21:20:32,467 WARN L178 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2018-09-30 21:20:32,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:20:32,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 110 states and 244 transitions. [2018-09-30 21:20:32,660 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 244 transitions. [2018-09-30 21:20:32,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-09-30 21:20:32,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:20:32,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:20:37,000 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:20:54,092 WARN L178 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2018-09-30 21:20:54,791 WARN L178 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2018-09-30 21:20:54,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:20:54,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 125 states and 276 transitions. [2018-09-30 21:20:54,960 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 276 transitions. [2018-09-30 21:20:54,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-30 21:20:54,961 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:20:54,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:20:59,974 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:21:20,867 WARN L178 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2018-09-30 21:21:21,685 WARN L178 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2018-09-30 21:21:21,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:21:21,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 141 states and 310 transitions. [2018-09-30 21:21:21,889 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 310 transitions. [2018-09-30 21:21:21,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-30 21:21:21,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:21:21,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:21:29,225 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:21:45,288 WARN L178 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 12 [2018-09-30 21:21:54,660 WARN L178 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2018-09-30 21:21:55,584 WARN L178 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2018-09-30 21:21:55,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:21:55,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 158 states and 346 transitions. [2018-09-30 21:21:55,796 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 346 transitions. [2018-09-30 21:21:55,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-30 21:21:55,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:21:55,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:03,106 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:03,850 WARN L178 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2018-09-30 21:22:33,514 WARN L178 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2018-09-30 21:22:34,640 WARN L178 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2018-09-30 21:22:34,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:34,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 176 states and 384 transitions. [2018-09-30 21:22:34,921 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 384 transitions. [2018-09-30 21:22:34,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-09-30 21:22:34,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:34,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:43,051 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:45,298 WARN L178 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2018-09-30 21:22:49,794 WARN L178 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2018-09-30 21:23:18,828 WARN L178 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2018-09-30 21:23:20,000 WARN L178 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2018-09-30 21:23:20,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:20,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 195 states and 424 transitions. [2018-09-30 21:23:20,243 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 424 transitions. [2018-09-30 21:23:20,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-30 21:23:20,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:20,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2018-09-30 21:23:24,685 ERROR L611 CodeCheckObserver]: First Tracecheck threw exception Timeout or Toolchain cancelled by user [2018-09-30 21:23:24,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:24,736 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:23:24,744 INFO L177 TraceCheckSpWp]: Timeout while computing interpolants [2018-09-30 21:23:24,744 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-09-30 21:23:24,746 INFO L168 Benchmark]: Toolchain (without parser) took 262071.38 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 3.1 GB in the end (delta: -1.6 GB). Peak memory consumption was 257.8 MB. Max. memory is 7.1 GB. [2018-09-30 21:23:24,747 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.15 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 21:23:24,748 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.58 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 21:23:24,748 INFO L168 Benchmark]: Boogie Preprocessor took 20.97 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 21:23:24,749 INFO L168 Benchmark]: RCFGBuilder took 337.00 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. [2018-09-30 21:23:24,750 INFO L168 Benchmark]: CodeCheck took 261668.70 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 3.1 GB in the end (delta: -1.6 GB). Peak memory consumption was 236.6 MB. Max. memory is 7.1 GB. [2018-09-30 21:23:24,755 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 1153 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.15 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 39.58 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 20.97 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 337.00 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 261668.70 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 3.1 GB in the end (delta: -1.6 GB). Peak memory consumption was 236.6 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-0-2018-09-30_21-23-24-767.csv Completed graceful shutdown