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_PUPT.epf -i ../../../trunk/examples/programs/real-life/GateControllerIncorrect1.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d19836b [2018-09-26 22:38:35,581 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 22:38:35,583 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 22:38:35,596 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 22:38:35,596 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 22:38:35,597 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 22:38:35,599 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 22:38:35,600 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 22:38:35,602 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 22:38:35,603 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 22:38:35,604 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 22:38:35,604 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 22:38:35,605 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 22:38:35,606 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 22:38:35,607 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 22:38:35,608 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 22:38:35,609 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 22:38:35,611 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 22:38:35,613 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 22:38:35,615 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 22:38:35,616 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 22:38:35,617 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 22:38:35,620 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 22:38:35,620 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 22:38:35,620 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 22:38:35,621 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 22:38:35,622 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 22:38:35,623 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 22:38:35,624 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 22:38:35,625 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 22:38:35,625 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 22:38:35,626 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 22:38:35,626 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 22:38:35,626 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 22:38:35,628 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 22:38:35,628 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 22:38:35,629 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf [2018-09-26 22:38:35,651 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 22:38:35,651 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 22:38:35,652 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-26 22:38:35,652 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-26 22:38:35,653 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-26 22:38:35,653 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-26 22:38:35,653 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-26 22:38:35,654 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-26 22:38:35,655 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-26 22:38:35,655 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-26 22:38:35,655 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-26 22:38:35,655 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-26 22:38:35,655 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-26 22:38:35,656 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-26 22:38:35,656 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-26 22:38:35,656 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-26 22:38:35,656 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-26 22:38:35,656 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-26 22:38:35,657 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-26 22:38:35,658 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-09-26 22:38:35,658 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-26 22:38:35,658 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-26 22:38:35,658 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-26 22:38:35,658 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 22:38:35,659 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-26 22:38:35,659 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-26 22:38:35,659 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-26 22:38:35,659 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 22:38:35,659 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-26 22:38:35,660 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 22:38:35,728 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 22:38:35,745 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 22:38:35,750 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 22:38:35,752 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 22:38:35,753 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 22:38:35,754 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/GateControllerIncorrect1.bpl [2018-09-26 22:38:35,754 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/GateControllerIncorrect1.bpl' [2018-09-26 22:38:35,810 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 22:38:35,815 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 22:38:35,816 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 22:38:35,816 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 22:38:35,816 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 22:38:35,840 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:38:35" (1/1) ... [2018-09-26 22:38:35,854 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:38:35" (1/1) ... [2018-09-26 22:38:35,860 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-26 22:38:35,860 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-26 22:38:35,860 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-26 22:38:35,863 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 22:38:35,864 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 22:38:35,864 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 22:38:35,864 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 22:38:35,877 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:38:35" (1/1) ... [2018-09-26 22:38:35,877 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:38:35" (1/1) ... [2018-09-26 22:38:35,878 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:38:35" (1/1) ... [2018-09-26 22:38:35,878 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:38:35" (1/1) ... [2018-09-26 22:38:35,882 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:38:35" (1/1) ... [2018-09-26 22:38:35,889 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:38:35" (1/1) ... [2018-09-26 22:38:35,890 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:38:35" (1/1) ... [2018-09-26 22:38:35,892 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 22:38:35,893 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 22:38:35,894 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 22:38:35,894 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 22:38:35,899 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:38:35" (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 [2018-09-26 22:38:35,991 INFO L124 BoogieDeclarations]: Specification and implementation of procedure GateController given in one single declaration [2018-09-26 22:38:35,991 INFO L130 BoogieDeclarations]: Found specification of procedure GateController [2018-09-26 22:38:35,992 INFO L138 BoogieDeclarations]: Found implementation of procedure GateController [2018-09-26 22:38:36,391 INFO L343 CfgBuilder]: Using library mode [2018-09-26 22:38:36,392 INFO L202 PluginConnector]: Adding new model GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 10:38:36 BoogieIcfgContainer [2018-09-26 22:38:36,392 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 22:38:36,396 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-26 22:38:36,396 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-26 22:38:36,429 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-26 22:38:36,430 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 10:38:36" (1/1) ... [2018-09-26 22:38:36,456 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-26 22:38:36,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:36,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-09-26 22:38:36,504 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-09-26 22:38:36,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-26 22:38:36,508 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:36,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:36,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:36,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:36,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 6 states and 8 transitions. [2018-09-26 22:38:36,883 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 8 transitions. [2018-09-26 22:38:36,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:38:36,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:36,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:37,009 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:37,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:37,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 8 states and 14 transitions. [2018-09-26 22:38:37,687 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 14 transitions. [2018-09-26 22:38:37,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:38:37,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:37,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:37,917 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:38,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:38,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 9 states and 19 transitions. [2018-09-26 22:38:38,817 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 19 transitions. [2018-09-26 22:38:38,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 22:38:38,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:38,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:39,146 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:39,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:39,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 10 states and 25 transitions. [2018-09-26 22:38:39,706 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 25 transitions. [2018-09-26 22:38:39,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:38:39,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:39,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:39,798 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:41,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:41,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 11 states and 32 transitions. [2018-09-26 22:38:41,942 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 32 transitions. [2018-09-26 22:38:41,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-26 22:38:41,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:41,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:42,064 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:43,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:43,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 12 states and 40 transitions. [2018-09-26 22:38:43,248 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 40 transitions. [2018-09-26 22:38:43,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-26 22:38:43,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:43,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:43,524 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:44,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:44,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 13 states and 49 transitions. [2018-09-26 22:38:44,149 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 49 transitions. [2018-09-26 22:38:44,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:38:44,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:44,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:44,263 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:45,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:45,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 14 states and 59 transitions. [2018-09-26 22:38:45,385 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 59 transitions. [2018-09-26 22:38:45,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-26 22:38:45,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:45,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:45,493 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:46,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:46,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 15 states and 70 transitions. [2018-09-26 22:38:46,415 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 70 transitions. [2018-09-26 22:38:46,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:38:46,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:46,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:46,549 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:47,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:47,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 16 states and 82 transitions. [2018-09-26 22:38:47,581 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 82 transitions. [2018-09-26 22:38:47,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:38:47,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:47,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:47,713 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:49,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:49,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 17 states and 95 transitions. [2018-09-26 22:38:49,662 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 95 transitions. [2018-09-26 22:38:49,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-26 22:38:49,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:49,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-26 22:38:49,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-26 22:38:49,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-26 22:38:49,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-26 22:38:49,787 WARN L491 CodeCheckObserver]: This program is UNSAFE, Check terminated with 0 iterations. [2018-09-26 22:38:49,816 INFO L202 PluginConnector]: Adding new model GateControllerIncorrect1.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.09 10:38:49 ImpRootNode [2018-09-26 22:38:49,817 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-09-26 22:38:49,818 INFO L168 Benchmark]: Toolchain (without parser) took 14006.88 ms. Allocated memory was 1.5 GB in the beginning and 1.9 GB in the end (delta: 356.0 MB). Free memory was 1.4 GB in the beginning and 1.5 GB in the end (delta: -22.3 MB). Peak memory consumption was 333.7 MB. Max. memory is 7.1 GB. [2018-09-26 22:38:49,820 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 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. [2018-09-26 22:38:49,821 INFO L168 Benchmark]: Boogie Procedure Inliner took 47.53 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. [2018-09-26 22:38:49,821 INFO L168 Benchmark]: Boogie Preprocessor took 29.18 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. [2018-09-26 22:38:49,822 INFO L168 Benchmark]: RCFGBuilder took 499.41 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. [2018-09-26 22:38:49,823 INFO L168 Benchmark]: CodeCheck took 13421.22 ms. Allocated memory was 1.5 GB in the beginning and 1.9 GB in the end (delta: 356.0 MB). Free memory was 1.4 GB in the beginning and 1.5 GB in the end (delta: -43.4 MB). Peak memory consumption was 312.6 MB. Max. memory is 7.1 GB. [2018-09-26 22:38:49,827 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, 13.3s 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, 2.9s Time, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.5s 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 0.21 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 47.53 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 29.18 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 499.41 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 13421.22 ms. Allocated memory was 1.5 GB in the beginning and 1.9 GB in the end (delta: 356.0 MB). Free memory was 1.4 GB in the beginning and 1.5 GB in the end (delta: -43.4 MB). Peak memory consumption was 312.6 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_PUPT.epf_KojakBplInline.xml/Csv-CodeCheckBenchmarks-0-2018-09-26_22-38-49-843.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/GateControllerIncorrect1.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-26_22-38-49-843.csv Received shutdown request...