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/real-life/GateControllerIncorrect1.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-b2fde6a [2018-09-28 10:47:10,690 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-28 10:47:10,693 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-28 10:47:10,707 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-28 10:47:10,707 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-28 10:47:10,708 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-28 10:47:10,710 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-28 10:47:10,713 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-28 10:47:10,715 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-28 10:47:10,716 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-28 10:47:10,719 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-28 10:47:10,719 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-28 10:47:10,721 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-28 10:47:10,722 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-28 10:47:10,723 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-28 10:47:10,732 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-28 10:47:10,733 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-28 10:47:10,738 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-28 10:47:10,740 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-28 10:47:10,744 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-28 10:47:10,745 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-28 10:47:10,747 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-28 10:47:10,749 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-28 10:47:10,750 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-28 10:47:10,750 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-28 10:47:10,751 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-28 10:47:10,752 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-28 10:47:10,752 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-28 10:47:10,755 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-28 10:47:10,759 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-28 10:47:10,759 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-28 10:47:10,760 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-28 10:47:10,762 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-28 10:47:10,762 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-28 10:47:10,763 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-28 10:47:10,765 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-28 10:47:10,765 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf [2018-09-28 10:47:10,791 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-28 10:47:10,792 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-28 10:47:10,793 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-28 10:47:10,793 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-28 10:47:10,793 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-28 10:47:10,794 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-28 10:47:10,794 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-28 10:47:10,794 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-28 10:47:10,794 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-28 10:47:10,794 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-28 10:47:10,795 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-28 10:47:10,795 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-28 10:47:10,795 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-28 10:47:10,795 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-28 10:47:10,795 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-28 10:47:10,796 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-28 10:47:10,796 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-28 10:47:10,796 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-28 10:47:10,796 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-28 10:47:10,796 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-28 10:47:10,797 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-28 10:47:10,797 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-28 10:47:10,797 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-28 10:47:10,797 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-28 10:47:10,797 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-28 10:47:10,798 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-28 10:47:10,798 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-28 10:47:10,798 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-28 10:47:10,798 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-28 10:47:10,864 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-28 10:47:10,877 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-28 10:47:10,881 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-28 10:47:10,882 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-28 10:47:10,883 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-28 10:47:10,884 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/GateControllerIncorrect1.bpl [2018-09-28 10:47:10,884 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/GateControllerIncorrect1.bpl' [2018-09-28 10:47:10,934 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-28 10:47:10,937 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-28 10:47:10,938 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-28 10:47:10,938 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-28 10:47:10,939 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-28 10:47:10,960 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:47:10" (1/1) ... [2018-09-28 10:47:10,974 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:47:10" (1/1) ... [2018-09-28 10:47:10,979 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-28 10:47:10,979 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-28 10:47:10,979 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-28 10:47:10,982 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-28 10:47:10,982 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-28 10:47:10,983 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-28 10:47:10,983 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-28 10:47:10,995 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:47:10" (1/1) ... [2018-09-28 10:47:10,996 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:47:10" (1/1) ... [2018-09-28 10:47:10,996 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:47:10" (1/1) ... [2018-09-28 10:47:10,997 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:47:10" (1/1) ... [2018-09-28 10:47:10,999 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:47:10" (1/1) ... [2018-09-28 10:47:11,004 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:47:10" (1/1) ... [2018-09-28 10:47:11,005 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:47:10" (1/1) ... [2018-09-28 10:47:11,007 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-28 10:47:11,008 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-28 10:47:11,008 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-28 10:47:11,008 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-28 10:47:11,009 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:47:10" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-28 10:47:11,092 INFO L124 BoogieDeclarations]: Specification and implementation of procedure GateController given in one single declaration [2018-09-28 10:47:11,092 INFO L130 BoogieDeclarations]: Found specification of procedure GateController [2018-09-28 10:47:11,092 INFO L138 BoogieDeclarations]: Found implementation of procedure GateController [2018-09-28 10:47:11,567 INFO L350 CfgBuilder]: Using library mode [2018-09-28 10:47:11,568 INFO L202 PluginConnector]: Adding new model GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.09 10:47:11 BoogieIcfgContainer [2018-09-28 10:47:11,568 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-28 10:47:11,569 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-28 10:47:11,569 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-28 10:47:11,604 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-28 10:47:11,606 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.09 10:47:11" (1/1) ... [2018-09-28 10:47:11,631 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-28 10:47:11,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:11,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-09-28 10:47:11,675 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-09-28 10:47:11,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-28 10:47:11,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:11,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:11,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:11,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:11,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 6 states and 8 transitions. [2018-09-28 10:47:11,920 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 8 transitions. [2018-09-28 10:47:11,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-28 10:47:11,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:11,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:12,006 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:12,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:12,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 8 states and 14 transitions. [2018-09-28 10:47:12,296 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 14 transitions. [2018-09-28 10:47:12,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-28 10:47:12,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:12,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:12,480 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:12,605 WARN L178 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 12 [2018-09-28 10:47:12,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:12,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 9 states and 19 transitions. [2018-09-28 10:47:12,742 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 19 transitions. [2018-09-28 10:47:12,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-28 10:47:12,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:12,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:12,975 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:13,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:13,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 10 states and 25 transitions. [2018-09-28 10:47:13,141 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 25 transitions. [2018-09-28 10:47:13,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:47:13,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:13,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:13,245 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:13,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:13,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 11 states and 32 transitions. [2018-09-28 10:47:13,792 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 32 transitions. [2018-09-28 10:47:13,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-28 10:47:13,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:13,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:13,902 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:14,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:14,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 12 states and 40 transitions. [2018-09-28 10:47:14,066 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 40 transitions. [2018-09-28 10:47:14,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-28 10:47:14,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:14,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:14,159 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:14,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:14,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 13 states and 49 transitions. [2018-09-28 10:47:14,336 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 49 transitions. [2018-09-28 10:47:14,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-28 10:47:14,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:14,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:14,456 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:14,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:14,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 14 states and 59 transitions. [2018-09-28 10:47:14,697 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 59 transitions. [2018-09-28 10:47:14,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-28 10:47:14,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:14,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:14,794 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:14,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:14,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 15 states and 70 transitions. [2018-09-28 10:47:14,956 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 70 transitions. [2018-09-28 10:47:14,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-28 10:47:14,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:14,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:15,164 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:15,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:15,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 16 states and 82 transitions. [2018-09-28 10:47:15,371 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 82 transitions. [2018-09-28 10:47:15,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-28 10:47:15,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:15,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:47:15,496 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:47:15,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:47:15,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 17 states and 95 transitions. [2018-09-28 10:47:15,768 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 95 transitions. [2018-09-28 10:47:15,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 10:47:15,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:47:15,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-28 10:47:15,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-28 10:47:15,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-28 10:47:15,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-28 10:47:15,962 WARN L491 CodeCheckObserver]: This program is UNSAFE, Check terminated with 0 iterations. [2018-09-28 10:47:16,028 INFO L202 PluginConnector]: Adding new model GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 28.09 10:47:16 ImpRootNode [2018-09-28 10:47:16,028 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-09-28 10:47:16,029 INFO L168 Benchmark]: Toolchain (without parser) took 5094.62 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 253.8 MB). Peak memory consumption was 253.8 MB. Max. memory is 7.1 GB. [2018-09-28 10:47:16,034 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-28 10:47:16,035 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.02 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-28 10:47:16,035 INFO L168 Benchmark]: Boogie Preprocessor took 24.85 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-28 10:47:16,036 INFO L168 Benchmark]: RCFGBuilder took 560.75 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-28 10:47:16,037 INFO L168 Benchmark]: CodeCheck took 4459.22 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 232.6 MB). Peak memory consumption was 232.6 MB. Max. memory is 7.1 GB. [2018-09-28 10:47:16,044 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, 10 locations, 1 error locations. UNSAFE Result, 4.3s OverallTime, 12 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2048 SDtfs, 1024 SDslu, 0 SDs, 0 SdLazy, 32708 SolverSat, 7164 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.8s Time, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 77 ConstructedInterpolants, 0 QuantifiedInterpolants, 3927 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 1 PerfectInterpolantSequences, 0/220 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: 35]: assertion can be violated assertion can be violated We found a FailurePath: [L15] one := 1; [L16] maxGatePosition := 100 * one; [L17] thousand := 1000 * one; [L20] gate := 0; [L21] time := 0; [L22] alarm := false; VAL [alarm=false, gate=0, maxGatePosition=100, one=1, thousand=1000, time=0] [L24] COND TRUE time < thousand [L25] COND TRUE gate < maxGatePosition [L26] gate := gate + 1; [L28] havoc time_increment; [L29] COND FALSE !(time_increment > 99) [L32] time := time + time_increment; VAL [alarm=false, gate=1, maxGatePosition=100, one=1, thousand=1000, time=99, time_increment=99] [L24] COND TRUE time < thousand [L25] COND TRUE gate < maxGatePosition [L26] gate := gate + 1; [L28] havoc time_increment; [L29] COND FALSE !(time_increment > 99) [L32] time := time + time_increment; VAL [alarm=false, gate=2, maxGatePosition=100, one=1, thousand=1000, time=198, time_increment=99] [L24] COND TRUE time < thousand [L25] COND TRUE gate < maxGatePosition [L26] gate := gate + 1; [L28] havoc time_increment; [L29] COND FALSE !(time_increment > 99) [L32] time := time + time_increment; VAL [alarm=false, gate=3, maxGatePosition=100, one=1, thousand=1000, time=297, time_increment=99] [L24] COND TRUE time < thousand [L25] COND TRUE gate < maxGatePosition [L26] gate := gate + 1; [L28] havoc time_increment; [L29] COND FALSE !(time_increment > 99) [L32] time := time + time_increment; VAL [alarm=false, gate=4, maxGatePosition=100, one=1, thousand=1000, time=396, time_increment=99] [L24] COND TRUE time < thousand [L25] COND TRUE gate < maxGatePosition [L26] gate := gate + 1; [L28] havoc time_increment; [L29] COND FALSE !(time_increment > 99) [L32] time := time + time_increment; VAL [alarm=false, gate=5, maxGatePosition=100, one=1, thousand=1000, time=495, time_increment=99] [L24] COND TRUE time < thousand [L25] COND TRUE gate < maxGatePosition [L26] gate := gate + 1; [L28] havoc time_increment; [L29] COND FALSE !(time_increment > 99) [L32] time := time + time_increment; VAL [alarm=false, gate=6, maxGatePosition=100, one=1, thousand=1000, time=594, time_increment=99] [L24] COND TRUE time < thousand [L25] COND TRUE gate < maxGatePosition [L26] gate := gate + 1; [L28] havoc time_increment; [L29] COND FALSE !(time_increment > 99) [L32] time := time + time_increment; VAL [alarm=false, gate=7, maxGatePosition=100, one=1, thousand=1000, time=693, time_increment=99] [L24] COND TRUE time < thousand [L25] COND TRUE gate < maxGatePosition [L26] gate := gate + 1; [L28] havoc time_increment; [L29] COND FALSE !(time_increment > 99) [L32] time := time + time_increment; VAL [alarm=false, gate=8, maxGatePosition=100, one=1, thousand=1000, time=792, time_increment=99] [L24] COND TRUE time < thousand [L25] COND TRUE gate < maxGatePosition [L26] gate := gate + 1; [L28] havoc time_increment; [L29] COND FALSE !(time_increment > 99) [L32] time := time + time_increment; VAL [alarm=false, gate=9, maxGatePosition=100, one=1, thousand=1000, time=891, time_increment=99] [L24] COND TRUE time < thousand [L25] COND TRUE gate < maxGatePosition [L26] gate := gate + 1; [L28] havoc time_increment; [L29] COND FALSE !(time_increment > 99) [L32] time := time + time_increment; VAL [alarm=false, gate=10, maxGatePosition=100, one=1, thousand=1000, time=990, time_increment=99] [L24] COND TRUE time < thousand [L25] COND TRUE gate < maxGatePosition [L26] gate := gate + 1; [L28] havoc time_increment; [L29] COND FALSE !(time_increment > 99) [L32] time := time + time_increment; VAL [alarm=false, gate=11, maxGatePosition=100, one=1, thousand=1000, time=1000, time_increment=10] [L24] COND FALSE !(time < thousand) VAL [alarm=false, gate=11, maxGatePosition=100, one=1, thousand=1000, time=1000, time_increment=10] [L35] assert alarm || gate == maxGatePosition; VAL [alarm=false, gate=11, maxGatePosition=100, one=1, thousand=1000, time=1000, time_increment=10] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 44.02 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 24.85 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 560.75 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 4459.22 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 232.6 MB). Peak memory consumption was 232.6 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/GateControllerIncorrect1.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-CodeCheckBenchmarks-0-2018-09-28_10-47-16-070.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/GateControllerIncorrect1.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-28_10-47-16-070.csv Received shutdown request...