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/20170304-DifficultPathPrograms/sum04.i_4.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-c372c2b [2018-10-02 12:48:01,662 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-02 12:48:01,664 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-02 12:48:01,676 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-02 12:48:01,676 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-02 12:48:01,677 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-02 12:48:01,678 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-02 12:48:01,680 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-02 12:48:01,682 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-02 12:48:01,682 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-02 12:48:01,683 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-02 12:48:01,683 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-02 12:48:01,684 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-02 12:48:01,685 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-02 12:48:01,686 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-02 12:48:01,687 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-02 12:48:01,688 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-02 12:48:01,690 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-02 12:48:01,694 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-02 12:48:01,699 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-02 12:48:01,700 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-02 12:48:01,701 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-02 12:48:01,705 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-02 12:48:01,706 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-02 12:48:01,706 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-02 12:48:01,709 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-02 12:48:01,710 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-02 12:48:01,711 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-02 12:48:01,715 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-02 12:48:01,717 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-02 12:48:01,717 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-02 12:48:01,718 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-02 12:48:01,718 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-02 12:48:01,719 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-02 12:48:01,722 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-02 12:48:01,723 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-02 12:48:01,723 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 [2018-10-02 12:48:01,746 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-02 12:48:01,746 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-02 12:48:01,747 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-02 12:48:01,747 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-02 12:48:01,748 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-02 12:48:01,749 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-02 12:48:01,750 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-02 12:48:01,750 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-02 12:48:01,750 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-02 12:48:01,750 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-02 12:48:01,750 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-02 12:48:01,751 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-02 12:48:01,751 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-02 12:48:01,751 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-02 12:48:01,751 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-02 12:48:01,751 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-02 12:48:01,752 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-02 12:48:01,752 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-02 12:48:01,752 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-02 12:48:01,752 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-02 12:48:01,752 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-02 12:48:01,753 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-02 12:48:01,753 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-02 12:48:01,753 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-02 12:48:01,753 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-02 12:48:01,753 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-02 12:48:01,753 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-02 12:48:01,754 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-02 12:48:01,754 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-02 12:48:01,797 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-02 12:48:01,814 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-02 12:48:01,818 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-02 12:48:01,821 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-02 12:48:01,822 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-02 12:48:01,823 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/sum04.i_4.bpl [2018-10-02 12:48:01,823 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/sum04.i_4.bpl' [2018-10-02 12:48:01,881 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-02 12:48:01,884 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-02 12:48:01,885 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-02 12:48:01,885 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-02 12:48:01,885 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-02 12:48:01,906 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "sum04.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:48:01" (1/1) ... [2018-10-02 12:48:01,918 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "sum04.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:48:01" (1/1) ... [2018-10-02 12:48:01,925 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-02 12:48:01,926 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-02 12:48:01,927 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-02 12:48:01,927 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-02 12:48:01,938 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "sum04.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:48:01" (1/1) ... [2018-10-02 12:48:01,939 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "sum04.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:48:01" (1/1) ... [2018-10-02 12:48:01,939 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "sum04.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:48:01" (1/1) ... [2018-10-02 12:48:01,940 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "sum04.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:48:01" (1/1) ... [2018-10-02 12:48:01,944 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "sum04.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:48:01" (1/1) ... [2018-10-02 12:48:01,947 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "sum04.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:48:01" (1/1) ... [2018-10-02 12:48:01,948 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "sum04.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:48:01" (1/1) ... [2018-10-02 12:48:01,950 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-02 12:48:01,950 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-02 12:48:01,951 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-02 12:48:01,951 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-02 12:48:01,952 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "sum04.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:48:01" (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 [2018-10-02 12:48:02,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-02 12:48:02,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-02 12:48:02,356 INFO L340 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-02 12:48:02,356 INFO L202 PluginConnector]: Adding new model sum04.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 12:48:02 BoogieIcfgContainer [2018-10-02 12:48:02,357 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-02 12:48:02,357 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-02 12:48:02,357 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-02 12:48:02,370 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-02 12:48:02,370 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "sum04.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 12:48:02" (1/1) ... [2018-10-02 12:48:02,385 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-02 12:48:02,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:48:02,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 6 states and 7 transitions. [2018-10-02 12:48:02,431 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 7 transitions. [2018-10-02 12:48:02,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-02 12:48:02,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:48:02,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:48:02,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:48:02,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:48:02,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2018-10-02 12:48:02,786 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2018-10-02 12:48:02,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-02 12:48:02,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:48:02,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:48:02,846 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:48:03,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:48:03,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 11 states and 12 transitions. [2018-10-02 12:48:03,007 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2018-10-02 12:48:03,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-02 12:48:03,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:48:03,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:48:03,085 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:48:03,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:48:03,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2018-10-02 12:48:03,445 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2018-10-02 12:48:03,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-02 12:48:03,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:48:03,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:48:03,567 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:48:03,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:48:03,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2018-10-02 12:48:03,778 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2018-10-02 12:48:03,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-02 12:48:03,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:48:03,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:48:03,861 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:48:04,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:48:04,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions. [2018-10-02 12:48:04,014 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2018-10-02 12:48:04,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-02 12:48:04,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:48:04,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:48:04,089 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:48:04,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:48:04,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 23 states and 24 transitions. [2018-10-02 12:48:04,617 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2018-10-02 12:48:04,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-02 12:48:04,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:48:04,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:48:04,716 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:48:04,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:48:04,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 26 states and 27 transitions. [2018-10-02 12:48:04,955 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 27 transitions. [2018-10-02 12:48:04,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-10-02 12:48:04,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:48:04,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:48:05,112 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:48:05,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:48:05,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 29 transitions. [2018-10-02 12:48:05,267 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 29 transitions. [2018-10-02 12:48:05,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-02 12:48:05,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:48:05,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-02 12:48:05,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-02 12:48:05,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-02 12:48:05,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-02 12:48:05,528 WARN L491 CodeCheckObserver]: This program is UNSAFE, Check terminated with 0 iterations. [2018-10-02 12:48:05,552 INFO L760 CodeCheckObserver]: 0 DeclaredPredicates, 773 GetRequests, 666 SyntacticMatches, 77 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 301 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=271, Invalid=721, Unknown=0, NotChecked=0, Total=992 [2018-10-02 12:48:05,585 INFO L202 PluginConnector]: Adding new model sum04.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.10 12:48:05 ImpRootNode [2018-10-02 12:48:05,593 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-02 12:48:05,594 INFO L168 Benchmark]: Toolchain (without parser) took 3712.39 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: 126.9 MB). Peak memory consumption was 126.9 MB. Max. memory is 7.1 GB. [2018-10-02 12:48:05,598 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 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. [2018-10-02 12:48:05,599 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.19 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. [2018-10-02 12:48:05,599 INFO L168 Benchmark]: Boogie Preprocessor took 23.59 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. [2018-10-02 12:48:05,600 INFO L168 Benchmark]: RCFGBuilder took 406.32 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-10-02 12:48:05,602 INFO L168 Benchmark]: CodeCheck took 3235.53 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: 105.8 MB). Peak memory consumption was 105.8 MB. Max. memory is 7.1 GB. [2018-10-02 12:48:05,612 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 9 locations, 1 error locations. UNSAFE Result, 3.1s OverallTime, 9 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 384 SDtfs, 1272 SDslu, 1272 SDs, 0 SdLazy, 3180 SolverSat, 1148 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.1s Time, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 144 NumberOfCodeBlocks, 144 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 108 ConstructedInterpolants, 0 QuantifiedInterpolants, 5292 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 1 PerfectInterpolantSequences, 0/224 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 33]: assertion can be violated assertion can be violated We found a FailurePath: [L10] havoc main_#res; [L11] havoc main_#t~post0, main_~i~4, main_~sn~4; [L12] havoc main_~i~4; [L13] main_~sn~4 := 0; [L14] main_~i~4 := 1; VAL [main_~i~4=1, main_~sn~4=0] [L17] assume true; VAL [main_~i~4=1, main_~sn~4=0] [L30] assume !!(main_~i~4 <= 8); VAL [main_~i~4=1, main_~sn~4=0] [L37] assume main_~i~4 < 4; [L38] main_~sn~4 := main_~sn~4 + 2; [L44] main_#t~post0 := main_~i~4; [L45] main_~i~4 := main_#t~post0 + 1; [L46] havoc main_#t~post0; VAL [main_~i~4=2, main_~sn~4=2] [L17] assume true; VAL [main_~i~4=2, main_~sn~4=2] [L30] assume !!(main_~i~4 <= 8); VAL [main_~i~4=2, main_~sn~4=2] [L37] assume main_~i~4 < 4; [L38] main_~sn~4 := main_~sn~4 + 2; [L44] main_#t~post0 := main_~i~4; [L45] main_~i~4 := main_#t~post0 + 1; [L46] havoc main_#t~post0; VAL [main_~i~4=3, main_~sn~4=4] [L17] assume true; VAL [main_~i~4=3, main_~sn~4=4] [L30] assume !!(main_~i~4 <= 8); VAL [main_~i~4=3, main_~sn~4=4] [L37] assume main_~i~4 < 4; [L38] main_~sn~4 := main_~sn~4 + 2; [L44] main_#t~post0 := main_~i~4; [L45] main_~i~4 := main_#t~post0 + 1; [L46] havoc main_#t~post0; VAL [main_~i~4=4, main_~sn~4=6] [L17] assume true; VAL [main_~i~4=4, main_~sn~4=6] [L30] assume !!(main_~i~4 <= 8); VAL [main_~i~4=4, main_~sn~4=6] [L41] assume !(main_~i~4 < 4); [L44] main_#t~post0 := main_~i~4; [L45] main_~i~4 := main_#t~post0 + 1; [L46] havoc main_#t~post0; VAL [main_~i~4=5, main_~sn~4=6] [L17] assume true; VAL [main_~i~4=5, main_~sn~4=6] [L30] assume !!(main_~i~4 <= 8); VAL [main_~i~4=5, main_~sn~4=6] [L41] assume !(main_~i~4 < 4); [L44] main_#t~post0 := main_~i~4; [L45] main_~i~4 := main_#t~post0 + 1; [L46] havoc main_#t~post0; VAL [main_~i~4=6, main_~sn~4=6] [L17] assume true; VAL [main_~i~4=6, main_~sn~4=6] [L30] assume !!(main_~i~4 <= 8); VAL [main_~i~4=6, main_~sn~4=6] [L41] assume !(main_~i~4 < 4); [L44] main_#t~post0 := main_~i~4; [L45] main_~i~4 := main_#t~post0 + 1; [L46] havoc main_#t~post0; VAL [main_~i~4=7, main_~sn~4=6] [L17] assume true; VAL [main_~i~4=7, main_~sn~4=6] [L30] assume !!(main_~i~4 <= 8); VAL [main_~i~4=7, main_~sn~4=6] [L41] assume !(main_~i~4 < 4); [L44] main_#t~post0 := main_~i~4; [L45] main_~i~4 := main_#t~post0 + 1; [L46] havoc main_#t~post0; VAL [main_~i~4=8, main_~sn~4=6] [L17] assume true; VAL [main_~i~4=8, main_~sn~4=6] [L30] assume !!(main_~i~4 <= 8); VAL [main_~i~4=8, main_~sn~4=6] [L41] assume !(main_~i~4 < 4); [L44] main_#t~post0 := main_~i~4; [L45] main_~i~4 := main_#t~post0 + 1; [L46] havoc main_#t~post0; VAL [main_~i~4=9, main_~sn~4=6] [L17] assume true; VAL [main_~i~4=9, main_~sn~4=6] [L22] assume !(main_~i~4 <= 8); [L23] __VERIFIER_assert_#in~cond := (if main_~sn~4 == 16 || main_~sn~4 == 0 then 1 else 0); [L24] havoc __VERIFIER_assert_~cond; [L25] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; [L26] assume __VERIFIER_assert_~cond == 0; [L27] assume !false; VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0, main_~i~4=9, main_~sn~4=6] [L33] assert false; VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0, main_~i~4=9, main_~sn~4=6] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.19 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 41.19 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 23.59 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. * RCFGBuilder took 406.32 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 3235.53 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: 105.8 MB). Peak memory consumption was 105.8 MB. Max. memory is 7.1 GB. RESULT: Ultimate proved your program to be incorrect! Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/sum04.i_4.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-CodeCheckBenchmarks-0-2018-10-02_12-48-05-633.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/sum04.i_4.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-02_12-48-05-633.csv Received shutdown request...