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 0.1.23-1cc990c [2018-09-30 20:57:09,221 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-30 20:57:09,223 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-30 20:57:09,236 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-30 20:57:09,237 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-30 20:57:09,238 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-30 20:57:09,239 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-30 20:57:09,241 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-30 20:57:09,243 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-30 20:57:09,244 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-30 20:57:09,245 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-30 20:57:09,245 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-30 20:57:09,246 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-30 20:57:09,247 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-30 20:57:09,248 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-30 20:57:09,249 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-30 20:57:09,250 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-30 20:57:09,252 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-30 20:57:09,254 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-30 20:57:09,255 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-30 20:57:09,257 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-30 20:57:09,258 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-30 20:57:09,260 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-30 20:57:09,260 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-30 20:57:09,261 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-30 20:57:09,262 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-30 20:57:09,263 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-30 20:57:09,263 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-30 20:57:09,264 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-30 20:57:09,265 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-30 20:57:09,266 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-30 20:57:09,266 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-30 20:57:09,267 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-30 20:57:09,267 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-30 20:57:09,268 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-30 20:57:09,269 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-30 20:57:09,269 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 20:57:09,300 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-30 20:57:09,300 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-30 20:57:09,301 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-30 20:57:09,302 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-30 20:57:09,303 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-30 20:57:09,303 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-30 20:57:09,303 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-30 20:57:09,303 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-30 20:57:09,304 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-30 20:57:09,304 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-30 20:57:09,305 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-30 20:57:09,305 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-30 20:57:09,305 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-30 20:57:09,305 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-30 20:57:09,305 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-30 20:57:09,305 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-30 20:57:09,306 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-30 20:57:09,306 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-30 20:57:09,306 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-30 20:57:09,306 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-30 20:57:09,306 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-30 20:57:09,307 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 20:57:09,307 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-30 20:57:09,308 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-30 20:57:09,308 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-30 20:57:09,308 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-30 20:57:09,309 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-30 20:57:09,309 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-30 20:57:09,309 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-30 20:57:09,392 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-30 20:57:09,409 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-30 20:57:09,414 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-30 20:57:09,416 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-30 20:57:09,417 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-30 20:57:09,418 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/GateControllerIncorrect1.bpl [2018-09-30 20:57:09,418 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/GateControllerIncorrect1.bpl' [2018-09-30 20:57:09,476 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-30 20:57:09,480 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-30 20:57:09,480 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-30 20:57:09,481 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-30 20:57:09,481 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-30 20:57:09,502 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 08:57:09" (1/1) ... [2018-09-30 20:57:09,516 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 08:57:09" (1/1) ... [2018-09-30 20:57:09,521 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-30 20:57:09,522 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-30 20:57:09,522 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-30 20:57:09,524 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-30 20:57:09,525 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-30 20:57:09,526 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-30 20:57:09,526 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-30 20:57:09,541 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 08:57:09" (1/1) ... [2018-09-30 20:57:09,542 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 08:57:09" (1/1) ... [2018-09-30 20:57:09,543 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 08:57:09" (1/1) ... [2018-09-30 20:57:09,543 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 08:57:09" (1/1) ... [2018-09-30 20:57:09,547 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 08:57:09" (1/1) ... [2018-09-30 20:57:09,553 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 08:57:09" (1/1) ... [2018-09-30 20:57:09,555 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 08:57:09" (1/1) ... [2018-09-30 20:57:09,557 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-30 20:57:09,558 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-30 20:57:09,559 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-30 20:57:09,559 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-30 20:57:09,560 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 08:57:09" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 20:57:09,654 INFO L124 BoogieDeclarations]: Specification and implementation of procedure GateController given in one single declaration [2018-09-30 20:57:09,654 INFO L130 BoogieDeclarations]: Found specification of procedure GateController [2018-09-30 20:57:09,654 INFO L138 BoogieDeclarations]: Found implementation of procedure GateController [2018-09-30 20:57:10,183 INFO L345 CfgBuilder]: Using library mode [2018-09-30 20:57:10,184 INFO L202 PluginConnector]: Adding new model GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 08:57:10 BoogieIcfgContainer [2018-09-30 20:57:10,184 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-30 20:57:10,185 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-30 20:57:10,185 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-30 20:57:10,199 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-30 20:57:10,199 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 08:57:10" (1/1) ... [2018-09-30 20:57:10,213 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-30 20:57:10,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:10,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-09-30 20:57:10,251 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-09-30 20:57:10,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-30 20:57:10,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:10,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:10,414 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 20:57:10,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:10,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 6 states and 8 transitions. [2018-09-30 20:57:10,497 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 8 transitions. [2018-09-30 20:57:10,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 20:57:10,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:10,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:10,609 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 20:57:10,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:10,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 8 states and 14 transitions. [2018-09-30 20:57:10,937 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 14 transitions. [2018-09-30 20:57:10,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 20:57:10,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:10,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:11,105 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 20:57:11,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:11,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 9 states and 19 transitions. [2018-09-30 20:57:11,291 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 19 transitions. [2018-09-30 20:57:11,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-30 20:57:11,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:11,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:11,509 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 20:57:11,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:11,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 10 states and 25 transitions. [2018-09-30 20:57:11,659 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 25 transitions. [2018-09-30 20:57:11,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-30 20:57:11,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:11,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:11,742 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 20:57:11,871 WARN L178 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 12 [2018-09-30 20:57:12,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:12,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 11 states and 32 transitions. [2018-09-30 20:57:12,281 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 32 transitions. [2018-09-30 20:57:12,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 20:57:12,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:12,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:12,380 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 20:57:12,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:12,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 12 states and 40 transitions. [2018-09-30 20:57:12,563 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 40 transitions. [2018-09-30 20:57:12,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 20:57:12,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:12,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:12,678 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 20:57:12,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:12,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 13 states and 49 transitions. [2018-09-30 20:57:12,855 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 49 transitions. [2018-09-30 20:57:12,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 20:57:12,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:12,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:13,000 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 20:57:13,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:13,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 14 states and 59 transitions. [2018-09-30 20:57:13,230 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 59 transitions. [2018-09-30 20:57:13,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-30 20:57:13,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:13,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:13,355 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 20:57:13,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:13,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 15 states and 70 transitions. [2018-09-30 20:57:13,554 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 70 transitions. [2018-09-30 20:57:13,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 20:57:13,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:13,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:13,791 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 20:57:14,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:14,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 16 states and 82 transitions. [2018-09-30 20:57:14,088 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 82 transitions. [2018-09-30 20:57:14,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-30 20:57:14,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:14,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:14,231 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 20:57:14,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:14,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 17 states and 95 transitions. [2018-09-30 20:57:14,517 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 95 transitions. [2018-09-30 20:57:14,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 20:57:14,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:14,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-30 20:57:14,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-30 20:57:14,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-30 20:57:14,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-30 20:57:14,754 WARN L491 CodeCheckObserver]: This program is UNSAFE, Check terminated with 0 iterations. [2018-09-30 20:57:14,787 INFO L202 PluginConnector]: Adding new model GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 30.09 08:57:14 ImpRootNode [2018-09-30 20:57:14,787 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-09-30 20:57:14,788 INFO L168 Benchmark]: Toolchain (without parser) took 5311.51 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 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. [2018-09-30 20:57:14,790 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 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 20:57:14,791 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.54 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 20:57:14,792 INFO L168 Benchmark]: Boogie Preprocessor took 31.64 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 20:57:14,793 INFO L168 Benchmark]: RCFGBuilder took 626.18 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 20:57:14,795 INFO L168 Benchmark]: CodeCheck took 4602.44 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. [2018-09-30 20:57:14,800 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, 4.5s 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, 3.1s Time, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.3s 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 0.23 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 44.54 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 31.64 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 626.18 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 4602.44 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-0-2018-09-30_20-57-14-826.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/GateControllerIncorrect1.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-30_20-57-14-826.csv Received shutdown request...