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/Elevator-Integer.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1cc990c [2018-10-01 03:03:33,667 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-01 03:03:33,669 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-01 03:03:33,687 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-01 03:03:33,687 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-01 03:03:33,689 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-01 03:03:33,691 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-01 03:03:33,693 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-01 03:03:33,697 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-01 03:03:33,698 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-01 03:03:33,702 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-01 03:03:33,702 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-01 03:03:33,703 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-01 03:03:33,704 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-01 03:03:33,713 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-01 03:03:33,714 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-01 03:03:33,717 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-01 03:03:33,720 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-01 03:03:33,724 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-01 03:03:33,727 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-01 03:03:33,728 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-01 03:03:33,730 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-01 03:03:33,738 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-01 03:03:33,738 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-01 03:03:33,738 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-01 03:03:33,739 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-01 03:03:33,741 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-01 03:03:33,742 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-01 03:03:33,742 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-01 03:03:33,746 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-01 03:03:33,746 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-01 03:03:33,747 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-01 03:03:33,747 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-01 03:03:33,749 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-01 03:03:33,750 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-01 03:03:33,752 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-01 03:03:33,752 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 [2018-10-01 03:03:33,785 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-01 03:03:33,785 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-01 03:03:33,788 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-01 03:03:33,788 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-01 03:03:33,792 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-01 03:03:33,792 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-01 03:03:33,792 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-01 03:03:33,793 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-01 03:03:33,793 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-01 03:03:33,793 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-01 03:03:33,795 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-01 03:03:33,795 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-01 03:03:33,795 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-01 03:03:33,795 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-01 03:03:33,796 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-01 03:03:33,796 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-01 03:03:33,796 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-01 03:03:33,798 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-01 03:03:33,798 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-01 03:03:33,799 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-10-01 03:03:33,799 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-01 03:03:33,799 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-01 03:03:33,799 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-01 03:03:33,800 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-01 03:03:33,800 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-01 03:03:33,800 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-01 03:03:33,800 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-01 03:03:33,800 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-01 03:03:33,801 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-01 03:03:33,801 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-01 03:03:33,874 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-01 03:03:33,889 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-01 03:03:33,897 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-01 03:03:33,899 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-01 03:03:33,900 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-01 03:03:33,901 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/Elevator-Integer.bpl [2018-10-01 03:03:33,901 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/Elevator-Integer.bpl' [2018-10-01 03:03:33,993 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-01 03:03:33,997 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-01 03:03:33,998 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-01 03:03:33,998 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-01 03:03:33,998 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-01 03:03:34,020 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:03:33" (1/1) ... [2018-10-01 03:03:34,036 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:03:33" (1/1) ... [2018-10-01 03:03:34,042 WARN L165 Inliner]: Program contained no entry procedure! [2018-10-01 03:03:34,042 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-10-01 03:03:34,042 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-10-01 03:03:34,045 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-01 03:03:34,046 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-01 03:03:34,046 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-01 03:03:34,046 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-01 03:03:34,057 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:03:33" (1/1) ... [2018-10-01 03:03:34,057 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:03:33" (1/1) ... [2018-10-01 03:03:34,059 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:03:33" (1/1) ... [2018-10-01 03:03:34,060 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:03:33" (1/1) ... [2018-10-01 03:03:34,065 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:03:33" (1/1) ... [2018-10-01 03:03:34,071 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:03:33" (1/1) ... [2018-10-01 03:03:34,073 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:03:33" (1/1) ... [2018-10-01 03:03:34,076 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-01 03:03:34,076 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-01 03:03:34,076 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-01 03:03:34,077 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-01 03:03:34,078 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:03:33" (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 [2018-10-01 03:03:34,148 INFO L124 BoogieDeclarations]: Specification and implementation of procedure Elevator given in one single declaration [2018-10-01 03:03:34,148 INFO L130 BoogieDeclarations]: Found specification of procedure Elevator [2018-10-01 03:03:34,148 INFO L138 BoogieDeclarations]: Found implementation of procedure Elevator [2018-10-01 03:03:35,871 INFO L345 CfgBuilder]: Using library mode [2018-10-01 03:03:35,872 INFO L202 PluginConnector]: Adding new model Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.10 03:03:35 BoogieIcfgContainer [2018-10-01 03:03:35,872 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-01 03:03:35,873 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-01 03:03:35,873 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-01 03:03:35,885 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-01 03:03:35,885 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.10 03:03:35" (1/1) ... [2018-10-01 03:03:35,898 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-10-01 03:03:35,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:03:35,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-10-01 03:03:35,934 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-10-01 03:03:35,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-01 03:03:35,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:03:36,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:03:36,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:03:37,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:03:37,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 7 states and 9 transitions. [2018-10-01 03:03:37,164 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 9 transitions. [2018-10-01 03:03:37,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-01 03:03:37,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:03:37,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:03:37,556 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:03:38,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:03:38,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 9 states and 14 transitions. [2018-10-01 03:03:38,889 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 14 transitions. [2018-10-01 03:03:38,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-01 03:03:38,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:03:39,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:03:39,451 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:03:42,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:03:42,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 14 states and 31 transitions. [2018-10-01 03:03:42,024 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 31 transitions. [2018-10-01 03:03:42,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-01 03:03:42,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:03:42,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:03:42,915 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:03:44,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:03:44,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 17 states and 41 transitions. [2018-10-01 03:03:44,963 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 41 transitions. [2018-10-01 03:03:44,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 03:03:44,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:03:45,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:03:46,074 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:03:51,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:03:51,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 26 states and 79 transitions. [2018-10-01 03:03:51,754 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 79 transitions. [2018-10-01 03:03:51,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-01 03:03:51,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:03:51,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:03:54,344 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:04:04,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:04:04,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 31 states and 107 transitions. [2018-10-01 03:04:04,547 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 107 transitions. [2018-10-01 03:04:04,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-01 03:04:04,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:04:04,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:04:05,979 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:04:15,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:04:15,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 34 states and 118 transitions. [2018-10-01 03:04:15,172 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 118 transitions. [2018-10-01 03:04:15,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-01 03:04:15,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:04:15,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:04:21,326 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:04:51,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:04:51,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 47 states and 178 transitions. [2018-10-01 03:04:51,103 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 178 transitions. [2018-10-01 03:04:51,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-01 03:04:51,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:04:51,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:04:58,103 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:05:28,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:05:28,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 53 states and 199 transitions. [2018-10-01 03:05:28,102 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 199 transitions. [2018-10-01 03:05:28,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-01 03:05:28,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:05:28,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:05:37,057 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:06:14,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:06:14,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 58 states and 220 transitions. [2018-10-01 03:06:14,793 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 220 transitions. [2018-10-01 03:06:14,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-01 03:06:14,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:06:15,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:06:17,757 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:06:32,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:06:32,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 60 states and 224 transitions. [2018-10-01 03:06:32,506 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 224 transitions. [2018-10-01 03:06:32,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-01 03:06:32,508 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:06:33,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:06:51,536 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:08:06,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:08:06,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 17 states and 47 transitions. [2018-10-01 03:08:06,036 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 47 transitions. [2018-10-01 03:08:06,037 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-01 03:08:06,037 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 0 iterations. [2018-10-01 03:08:06,047 INFO L776 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-10-01 03:10:38,687 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.OutOfMemoryError: Java heap space at java.util.Arrays.copyOf(Arrays.java:3332) at java.lang.AbstractStringBuilder.ensureCapacityInternal(AbstractStringBuilder.java:124) at java.lang.AbstractStringBuilder.append(AbstractStringBuilder.java:448) at java.lang.StringBuilder.append(StringBuilder.java:136) at de.uni_freiburg.informatik.ultimate.boogie.output.BoogieOutput.appendExpression(BoogieOutput.java:258) at de.uni_freiburg.informatik.ultimate.boogie.output.BoogieOutput.appendExpression(BoogieOutput.java:260) at de.uni_freiburg.informatik.ultimate.boogie.output.BoogieOutput.appendExpression(BoogieOutput.java:262) at de.uni_freiburg.informatik.ultimate.boogie.output.BoogieOutput.appendExpression(BoogieOutput.java:262) at de.uni_freiburg.informatik.ultimate.boogie.output.BoogieOutput.appendExpression(BoogieOutput.java:262) at de.uni_freiburg.informatik.ultimate.boogie.output.BoogieOutput.appendExpression(BoogieOutput.java:260) at de.uni_freiburg.informatik.ultimate.boogie.output.BoogieOutput.appendExpression(BoogieOutput.java:260) at de.uni_freiburg.informatik.ultimate.boogie.output.BoogieOutput.appendExpression(BoogieOutput.java:260) at de.uni_freiburg.informatik.ultimate.boogie.output.BoogieOutput.appendExpression(BoogieOutput.java:262) at de.uni_freiburg.informatik.ultimate.boogie.output.BoogieOutput.appendExpression(BoogieOutput.java:262) at de.uni_freiburg.informatik.ultimate.boogie.output.BoogieOutput.appendExpression(BoogieOutput.java:260) at de.uni_freiburg.informatik.ultimate.boogie.output.BoogieOutput.appendExpression(BoogieOutput.java:260) at de.uni_freiburg.informatik.ultimate.boogie.output.BoogieOutput.appendExpression(BoogieOutput.java:260) at de.uni_freiburg.informatik.ultimate.boogie.output.BoogieOutput.appendExpression(BoogieOutput.java:262) at de.uni_freiburg.informatik.ultimate.boogie.output.BoogieOutput.appendExpression(BoogieOutput.java:260) at de.uni_freiburg.informatik.ultimate.boogie.output.BoogieOutput.appendExpression(BoogieOutput.java:260) at de.uni_freiburg.informatik.ultimate.boogie.output.BoogieOutput.appendExpression(BoogieOutput.java:260) at de.uni_freiburg.informatik.ultimate.boogie.output.BoogieOutput.appendExpression(BoogieOutput.java:262) at de.uni_freiburg.informatik.ultimate.boogie.output.BoogieOutput.appendExpression(BoogieOutput.java:260) at de.uni_freiburg.informatik.ultimate.boogie.output.BoogieOutput.appendExpression(BoogieOutput.java:262) at de.uni_freiburg.informatik.ultimate.boogie.output.BoogieOutput.appendExpression(BoogieOutput.java:262) at de.uni_freiburg.informatik.ultimate.boogie.output.BoogieOutput.appendExpression(BoogieOutput.java:262) at de.uni_freiburg.informatik.ultimate.boogie.output.BoogieOutput.appendExpression(BoogieOutput.java:260) at de.uni_freiburg.informatik.ultimate.boogie.output.BoogieOutput.appendExpression(BoogieOutput.java:262) at de.uni_freiburg.informatik.ultimate.boogie.output.BoogieOutput.appendExpression(BoogieOutput.java:262) at de.uni_freiburg.informatik.ultimate.boogie.output.BoogieOutput.appendExpression(BoogieOutput.java:260) at de.uni_freiburg.informatik.ultimate.boogie.output.BoogieOutput.appendExpression(BoogieOutput.java:262) at de.uni_freiburg.informatik.ultimate.boogie.output.BoogieOutput.appendExpression(BoogieOutput.java:262) [2018-10-01 03:10:38,696 INFO L168 Benchmark]: Toolchain (without parser) took 424702.16 ms. Allocated memory was 1.5 GB in the beginning and 7.7 GB in the end (delta: 6.1 GB). Free memory was 1.5 GB in the beginning and 5.1 GB in the end (delta: -3.7 GB). Peak memory consumption was 6.2 GB. Max. memory is 7.1 GB. [2018-10-01 03:10:38,702 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.25 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. [2018-10-01 03:10:38,702 INFO L168 Benchmark]: Boogie Procedure Inliner took 47.42 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. [2018-10-01 03:10:38,703 INFO L168 Benchmark]: Boogie Preprocessor took 30.06 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. [2018-10-01 03:10:38,704 INFO L168 Benchmark]: RCFGBuilder took 1795.69 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: 63.5 MB). Peak memory consumption was 63.5 MB. Max. memory is 7.1 GB. [2018-10-01 03:10:38,710 INFO L168 Benchmark]: CodeCheck took 422822.34 ms. Allocated memory was 1.5 GB in the beginning and 7.7 GB in the end (delta: 6.1 GB). Free memory was 1.4 GB in the beginning and 5.1 GB in the end (delta: -3.7 GB). Peak memory consumption was 6.2 GB. Max. memory is 7.1 GB. [2018-10-01 03:10:38,717 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, 29 locations, 1 error locations. SAFE Result, 270.1s OverallTime, 13 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 21100 SDtfs, 20510 SDslu, 0 SDs, 0 SdLazy, 151112 SolverSat, 34102 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 63.6s Time, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 2.8s SatisfiabilityAnalysisTime, 48.3s InterpolantComputationTime, 152 NumberOfCodeBlocks, 152 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 140 ConstructedInterpolants, 0 QuantifiedInterpolants, 987234193868 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 1 PerfectInterpolantSequences, 0/432 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 - PositiveResult [Line: 185]: assertion always holds For all program executions holds that assertion always holds at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - ExceptionOrErrorResult: OutOfMemoryError: Java heap space de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: OutOfMemoryError: Java heap space: java.util.Arrays.copyOf(Arrays.java:3332) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.25 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 47.42 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 30.06 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 1795.69 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: 63.5 MB). Peak memory consumption was 63.5 MB. Max. memory is 7.1 GB. * CodeCheck took 422822.34 ms. Allocated memory was 1.5 GB in the beginning and 7.7 GB in the end (delta: 6.1 GB). Free memory was 1.4 GB in the beginning and 5.1 GB in the end (delta: -3.7 GB). Peak memory consumption was 6.2 GB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Elevator-Integer.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-CodeCheckBenchmarks-0-2018-10-01_03-10-38-768.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Elevator-Integer.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-01_03-10-38-768.csv Received shutdown request...