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-b2fde6a [2018-09-28 11:22:09,608 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-28 11:22:09,610 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-28 11:22:09,622 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-28 11:22:09,623 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-28 11:22:09,624 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-28 11:22:09,625 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-28 11:22:09,627 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-28 11:22:09,629 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-28 11:22:09,630 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-28 11:22:09,631 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-28 11:22:09,632 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-28 11:22:09,633 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-28 11:22:09,634 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-28 11:22:09,635 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-28 11:22:09,636 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-28 11:22:09,637 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-28 11:22:09,640 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-28 11:22:09,642 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-28 11:22:09,644 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-28 11:22:09,645 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-28 11:22:09,647 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-28 11:22:09,649 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-28 11:22:09,650 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-28 11:22:09,650 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-28 11:22:09,651 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-28 11:22:09,652 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-28 11:22:09,654 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-28 11:22:09,655 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-28 11:22:09,656 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-28 11:22:09,656 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-28 11:22:09,657 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-28 11:22:09,658 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-28 11:22:09,658 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-28 11:22:09,659 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-28 11:22:09,660 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-28 11:22:09,660 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 [2018-09-28 11:22:09,677 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-28 11:22:09,677 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-28 11:22:09,678 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-28 11:22:09,679 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-28 11:22:09,679 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-28 11:22:09,680 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-28 11:22:09,680 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-28 11:22:09,680 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-28 11:22:09,680 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-28 11:22:09,680 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-28 11:22:09,681 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-28 11:22:09,681 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-28 11:22:09,681 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-28 11:22:09,681 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-28 11:22:09,681 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-28 11:22:09,682 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-28 11:22:09,682 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-28 11:22:09,682 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-28 11:22:09,682 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-28 11:22:09,682 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-09-28 11:22:09,683 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-28 11:22:09,683 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-28 11:22:09,683 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-28 11:22:09,683 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-28 11:22:09,683 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-28 11:22:09,684 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-28 11:22:09,684 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-28 11:22:09,684 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-28 11:22:09,684 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-28 11:22:09,685 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-28 11:22:09,756 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-28 11:22:09,772 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-28 11:22:09,776 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-28 11:22:09,778 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-28 11:22:09,779 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-28 11:22:09,780 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/Elevator-Integer.bpl [2018-09-28 11:22:09,780 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/Elevator-Integer.bpl' [2018-09-28 11:22:09,854 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-28 11:22:09,858 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-28 11:22:09,859 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-28 11:22:09,859 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-28 11:22:09,859 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-28 11:22:09,884 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:22:09" (1/1) ... [2018-09-28 11:22:09,900 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:22:09" (1/1) ... [2018-09-28 11:22:09,907 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-28 11:22:09,907 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-28 11:22:09,907 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-28 11:22:09,909 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-28 11:22:09,910 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-28 11:22:09,911 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-28 11:22:09,911 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-28 11:22:09,925 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:22:09" (1/1) ... [2018-09-28 11:22:09,926 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:22:09" (1/1) ... [2018-09-28 11:22:09,927 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:22:09" (1/1) ... [2018-09-28 11:22:09,928 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:22:09" (1/1) ... [2018-09-28 11:22:09,942 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:22:09" (1/1) ... [2018-09-28 11:22:09,955 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:22:09" (1/1) ... [2018-09-28 11:22:09,962 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:22:09" (1/1) ... [2018-09-28 11:22:09,966 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-28 11:22:09,967 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-28 11:22:09,967 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-28 11:22:09,967 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-28 11:22:09,973 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:22:09" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-28 11:22:10,057 INFO L124 BoogieDeclarations]: Specification and implementation of procedure Elevator given in one single declaration [2018-09-28 11:22:10,057 INFO L130 BoogieDeclarations]: Found specification of procedure Elevator [2018-09-28 11:22:10,057 INFO L138 BoogieDeclarations]: Found implementation of procedure Elevator [2018-09-28 11:22:11,713 INFO L350 CfgBuilder]: Using library mode [2018-09-28 11:22:11,715 INFO L202 PluginConnector]: Adding new model Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.09 11:22:11 BoogieIcfgContainer [2018-09-28 11:22:11,715 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-28 11:22:11,716 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-28 11:22:11,716 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-28 11:22:11,728 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-28 11:22:11,728 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.09 11:22:11" (1/1) ... [2018-09-28 11:22:11,746 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-28 11:22:11,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:22:11,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-09-28 11:22:11,792 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-09-28 11:22:11,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-28 11:22:11,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:22:11,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:22:12,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:22:13,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:22:13,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 7 states and 9 transitions. [2018-09-28 11:22:13,103 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 9 transitions. [2018-09-28 11:22:13,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-28 11:22:13,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:22:13,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:22:13,484 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:22:14,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:22:14,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 9 states and 14 transitions. [2018-09-28 11:22:14,245 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 14 transitions. [2018-09-28 11:22:14,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 11:22:14,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:22:14,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:22:14,661 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:22:16,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:22:16,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 14 states and 31 transitions. [2018-09-28 11:22:16,910 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 31 transitions. [2018-09-28 11:22:16,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-28 11:22:16,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:22:16,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:22:17,860 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:22:20,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:22:20,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 17 states and 41 transitions. [2018-09-28 11:22:20,032 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 41 transitions. [2018-09-28 11:22:20,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-28 11:22:20,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:22:20,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:22:21,301 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:22:26,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:22:26,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 26 states and 79 transitions. [2018-09-28 11:22:26,200 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 79 transitions. [2018-09-28 11:22:26,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-28 11:22:26,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:22:26,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:22:28,930 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:22:40,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:22:40,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 31 states and 107 transitions. [2018-09-28 11:22:40,419 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 107 transitions. [2018-09-28 11:22:40,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-28 11:22:40,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:22:40,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:22:42,602 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:22:54,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:22:54,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 34 states and 118 transitions. [2018-09-28 11:22:54,349 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 118 transitions. [2018-09-28 11:22:54,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-28 11:22:54,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:22:54,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:23:00,458 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:23:42,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:23:42,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 47 states and 177 transitions. [2018-09-28 11:23:42,678 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 177 transitions. [2018-09-28 11:23:42,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-09-28 11:23:42,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:23:42,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:23:50,019 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:24:38,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:24:38,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 53 states and 198 transitions. [2018-09-28 11:24:38,532 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 198 transitions. [2018-09-28 11:24:38,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-28 11:24:38,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:24:38,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:24:46,573 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:26:00,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:26:00,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 58 states and 220 transitions. [2018-09-28 11:26:00,258 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 220 transitions. [2018-09-28 11:26:00,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-28 11:26:00,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:26:00,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:26:02,434 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:26:35,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:26:35,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 60 states and 223 transitions. [2018-09-28 11:26:35,560 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 223 transitions. [2018-09-28 11:26:35,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-09-28 11:26:35,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:26:36,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2018-09-28 11:26:37,574 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-09-28 11:26:37,580 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-09-28 11:26:37,585 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-09-28 11:26:37,586 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-09-28 11:26:37,588 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-09-28 11:26:37,588 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-09-28 11:26:37,593 ERROR L611 CodeCheckObserver]: First Tracecheck threw exception Timeout or Toolchain cancelled by user [2018-09-28 11:26:37,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:26:37,885 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:26:38,622 INFO L177 TraceCheckSpWp]: Timeout while computing interpolants [2018-09-28 11:26:38,623 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-09-28 11:26:38,625 INFO L168 Benchmark]: Toolchain (without parser) took 268770.81 ms. Allocated memory was 1.5 GB in the beginning and 2.8 GB in the end (delta: 1.3 GB). Free memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: 306.6 MB). Peak memory consumption was 1.6 GB. Max. memory is 7.1 GB. [2018-09-28 11:26:38,627 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-28 11:26:38,628 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-28 11:26:38,628 INFO L168 Benchmark]: Boogie Preprocessor took 56.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-28 11:26:38,629 INFO L168 Benchmark]: RCFGBuilder took 1748.25 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. [2018-09-28 11:26:38,630 INFO L168 Benchmark]: CodeCheck took 266908.31 ms. Allocated memory was 1.5 GB in the beginning and 2.8 GB in the end (delta: 1.3 GB). Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 243.2 MB). Peak memory consumption was 1.5 GB. Max. memory is 7.1 GB. [2018-09-28 11:26:38,635 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck) Toolchain cancelled while TraceCheckSpWp was constructing forward predicates, while XnfDer was eliminating 1 quantified variables from 2 xjuncts. * 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 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 51.23 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 Preprocessor took 56.19 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 1748.25 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 266908.31 ms. Allocated memory was 1.5 GB in the beginning and 2.8 GB in the end (delta: 1.3 GB). Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 243.2 MB). Peak memory consumption was 1.5 GB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Timeout 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-0-2018-09-28_11-26-38-648.csv Completed graceful shutdown