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 0.1.23-133090d [2018-10-04 09:57:33,232 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-04 09:57:33,234 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-04 09:57:33,252 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-04 09:57:33,252 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-04 09:57:33,254 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-04 09:57:33,255 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-04 09:57:33,257 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-04 09:57:33,258 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-04 09:57:33,259 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-04 09:57:33,260 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-04 09:57:33,261 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-04 09:57:33,262 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-04 09:57:33,262 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-04 09:57:33,264 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-04 09:57:33,264 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-04 09:57:33,265 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-04 09:57:33,267 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-04 09:57:33,275 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-04 09:57:33,277 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-04 09:57:33,282 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-04 09:57:33,284 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-04 09:57:33,286 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-04 09:57:33,287 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-04 09:57:33,291 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-04 09:57:33,292 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-04 09:57:33,293 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-04 09:57:33,295 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-04 09:57:33,296 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-04 09:57:33,300 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-04 09:57:33,301 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-04 09:57:33,301 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-04 09:57:33,301 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-04 09:57:33,302 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-04 09:57:33,303 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-04 09:57:33,303 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-04 09:57:33,304 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-04 09:57:33,332 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-04 09:57:33,332 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-04 09:57:33,333 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-04 09:57:33,333 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-04 09:57:33,337 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-04 09:57:33,337 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-04 09:57:33,337 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-04 09:57:33,337 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-04 09:57:33,338 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-04 09:57:33,338 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-04 09:57:33,338 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-04 09:57:33,338 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-04 09:57:33,338 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-04 09:57:33,338 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-04 09:57:33,340 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-04 09:57:33,340 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-04 09:57:33,340 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-04 09:57:33,340 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-04 09:57:33,340 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-04 09:57:33,342 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-04 09:57:33,342 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-04 09:57:33,342 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 09:57:33,342 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-04 09:57:33,343 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-04 09:57:33,343 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-04 09:57:33,343 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-04 09:57:33,343 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-04 09:57:33,344 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-04 09:57:33,344 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-04 09:57:33,412 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-04 09:57:33,425 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-04 09:57:33,430 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-04 09:57:33,431 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-04 09:57:33,432 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-04 09:57:33,433 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/GateControllerIncorrect1.bpl [2018-10-04 09:57:33,433 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/GateControllerIncorrect1.bpl' [2018-10-04 09:57:33,479 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-04 09:57:33,481 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-04 09:57:33,482 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-04 09:57:33,482 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-04 09:57:33,482 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-04 09:57:33,503 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 09:57:33" (1/1) ... [2018-10-04 09:57:33,517 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 09:57:33" (1/1) ... [2018-10-04 09:57:33,522 WARN L165 Inliner]: Program contained no entry procedure! [2018-10-04 09:57:33,523 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-10-04 09:57:33,523 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-10-04 09:57:33,526 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-04 09:57:33,526 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-04 09:57:33,527 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-04 09:57:33,527 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-04 09:57:33,539 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 09:57:33" (1/1) ... [2018-10-04 09:57:33,540 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 09:57:33" (1/1) ... [2018-10-04 09:57:33,540 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 09:57:33" (1/1) ... [2018-10-04 09:57:33,541 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 09:57:33" (1/1) ... [2018-10-04 09:57:33,543 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 09:57:33" (1/1) ... [2018-10-04 09:57:33,549 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 09:57:33" (1/1) ... [2018-10-04 09:57:33,550 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 09:57:33" (1/1) ... [2018-10-04 09:57:33,551 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-04 09:57:33,552 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-04 09:57:33,552 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-04 09:57:33,552 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-04 09:57:33,553 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 09:57:33" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 09:57:33,638 INFO L124 BoogieDeclarations]: Specification and implementation of procedure GateController given in one single declaration [2018-10-04 09:57:33,639 INFO L130 BoogieDeclarations]: Found specification of procedure GateController [2018-10-04 09:57:33,639 INFO L138 BoogieDeclarations]: Found implementation of procedure GateController [2018-10-04 09:57:34,078 INFO L338 CfgBuilder]: Using library mode [2018-10-04 09:57:34,079 INFO L202 PluginConnector]: Adding new model GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 09:57:34 BoogieIcfgContainer [2018-10-04 09:57:34,080 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-04 09:57:34,080 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-04 09:57:34,081 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-04 09:57:34,094 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-04 09:57:34,094 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 09:57:34" (1/1) ... [2018-10-04 09:57:34,110 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-04 09:57:34,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 09:57:34,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-10-04 09:57:34,166 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-10-04 09:57:34,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 09:57:34,170 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 09:57:34,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 09:57:34,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 09:57:34,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 09:57:34,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 6 states and 8 transitions. [2018-10-04 09:57:34,428 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 8 transitions. [2018-10-04 09:57:34,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-04 09:57:34,429 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 09:57:34,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 09:57:34,541 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 09:57:34,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 09:57:34,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 8 states and 14 transitions. [2018-10-04 09:57:34,807 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 14 transitions. [2018-10-04 09:57:34,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-04 09:57:34,810 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 09:57:34,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 09:57:34,997 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 09:57:35,129 WARN L178 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 12 [2018-10-04 09:57:35,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 09:57:35,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 9 states and 19 transitions. [2018-10-04 09:57:35,242 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 19 transitions. [2018-10-04 09:57:35,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 09:57:35,242 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 09:57:35,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 09:57:35,452 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 09:57:35,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 09:57:35,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 10 states and 25 transitions. [2018-10-04 09:57:35,598 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 25 transitions. [2018-10-04 09:57:35,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-04 09:57:35,599 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 09:57:35,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 09:57:35,706 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 09:57:36,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 09:57:36,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 11 states and 32 transitions. [2018-10-04 09:57:36,193 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 32 transitions. [2018-10-04 09:57:36,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 09:57:36,193 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 09:57:36,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 09:57:36,303 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 09:57:36,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 09:57:36,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 12 states and 40 transitions. [2018-10-04 09:57:36,459 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 40 transitions. [2018-10-04 09:57:36,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 09:57:36,460 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 09:57:36,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 09:57:36,551 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 09:57:36,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 09:57:36,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 13 states and 49 transitions. [2018-10-04 09:57:36,744 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 49 transitions. [2018-10-04 09:57:36,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 09:57:36,745 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 09:57:36,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 09:57:36,955 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 09:57:37,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 09:57:37,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 14 states and 59 transitions. [2018-10-04 09:57:37,182 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 59 transitions. [2018-10-04 09:57:37,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-04 09:57:37,182 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 09:57:37,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 09:57:37,275 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 09:57:37,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 09:57:37,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 15 states and 70 transitions. [2018-10-04 09:57:37,436 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 70 transitions. [2018-10-04 09:57:37,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 09:57:37,437 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 09:57:37,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 09:57:37,538 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 09:57:37,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 09:57:37,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 16 states and 82 transitions. [2018-10-04 09:57:37,748 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 82 transitions. [2018-10-04 09:57:37,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-04 09:57:37,749 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 09:57:37,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 09:57:37,853 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 09:57:38,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 09:57:38,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 17 states and 95 transitions. [2018-10-04 09:57:38,133 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 95 transitions. [2018-10-04 09:57:38,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-04 09:57:38,136 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 09:57:38,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-04 09:57:38,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-04 09:57:38,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-04 09:57:38,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-04 09:57:38,349 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 12 iterations. [2018-10-04 09:57:38,419 INFO L202 PluginConnector]: Adding new model GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 04.10 09:57:38 ImpRootNode [2018-10-04 09:57:38,420 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-04 09:57:38,425 INFO L168 Benchmark]: Toolchain (without parser) took 4944.69 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. [2018-10-04 09:57:38,430 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. [2018-10-04 09:57:38,430 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.14 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 09:57:38,431 INFO L168 Benchmark]: Boogie Preprocessor took 24.85 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 09:57:38,432 INFO L168 Benchmark]: RCFGBuilder took 528.05 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-10-04 09:57:38,433 INFO L168 Benchmark]: CodeCheck took 4343.46 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. [2018-10-04 09:57:38,444 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, 4.2s 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, 2.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1722 GetRequests, 1632 SyntacticMatches, 46 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 723 ImplicationChecksByTransitivity, 2.7s Time, 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 0.23 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 44.14 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 24.85 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 528.05 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 4343.46 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-0-2018-10-04_09-57-38-465.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/GateControllerIncorrect1.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-04_09-57-38-465.csv Received shutdown request...