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 0.1.23-9f4048f-m [2018-10-04 14:42:23,687 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-04 14:42:23,689 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-04 14:42:23,707 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-04 14:42:23,708 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-04 14:42:23,709 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-04 14:42:23,710 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-04 14:42:23,712 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-04 14:42:23,714 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-04 14:42:23,715 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-04 14:42:23,715 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-04 14:42:23,716 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-04 14:42:23,717 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-04 14:42:23,718 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-04 14:42:23,719 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-04 14:42:23,720 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-04 14:42:23,721 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-04 14:42:23,722 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-04 14:42:23,725 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-04 14:42:23,726 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-04 14:42:23,727 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-04 14:42:23,729 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-04 14:42:23,731 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-04 14:42:23,732 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-04 14:42:23,732 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-04 14:42:23,733 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-04 14:42:23,734 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-04 14:42:23,735 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-04 14:42:23,736 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-04 14:42:23,737 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-04 14:42:23,737 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-04 14:42:23,740 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-04 14:42:23,740 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-04 14:42:23,741 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-04 14:42:23,742 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-04 14:42:23,742 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-04 14:42:23,746 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 [2018-10-04 14:42:23,763 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-04 14:42:23,763 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-04 14:42:23,764 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-04 14:42:23,764 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-04 14:42:23,765 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-04 14:42:23,765 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-04 14:42:23,765 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-04 14:42:23,765 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-04 14:42:23,765 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-04 14:42:23,766 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-04 14:42:23,766 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-04 14:42:23,766 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-04 14:42:23,766 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-04 14:42:23,766 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-04 14:42:23,767 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-04 14:42:23,767 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-04 14:42:23,767 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-04 14:42:23,767 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-04 14:42:23,767 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-04 14:42:23,768 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-10-04 14:42:23,768 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-04 14:42:23,768 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-04 14:42:23,768 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 14:42:23,769 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-04 14:42:23,769 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-04 14:42:23,769 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-04 14:42:23,769 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-04 14:42:23,769 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-04 14:42:23,769 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-04 14:42:23,770 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-04 14:42:23,824 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-04 14:42:23,841 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-04 14:42:23,847 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-04 14:42:23,848 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-04 14:42:23,849 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-04 14:42:23,850 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/Elevator-Integer.bpl [2018-10-04 14:42:23,850 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/Elevator-Integer.bpl' [2018-10-04 14:42:23,932 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-04 14:42:23,933 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-04 14:42:23,934 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-04 14:42:23,934 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-04 14:42:23,935 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-04 14:42:23,959 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:42:23" (1/1) ... [2018-10-04 14:42:23,974 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:42:23" (1/1) ... [2018-10-04 14:42:23,980 WARN L165 Inliner]: Program contained no entry procedure! [2018-10-04 14:42:23,981 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-10-04 14:42:23,981 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-10-04 14:42:23,983 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-04 14:42:23,984 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-04 14:42:23,985 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-04 14:42:23,985 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-04 14:42:23,997 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:42:23" (1/1) ... [2018-10-04 14:42:23,998 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:42:23" (1/1) ... [2018-10-04 14:42:24,000 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:42:23" (1/1) ... [2018-10-04 14:42:24,000 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:42:23" (1/1) ... [2018-10-04 14:42:24,018 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:42:23" (1/1) ... [2018-10-04 14:42:24,030 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:42:23" (1/1) ... [2018-10-04 14:42:24,035 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:42:23" (1/1) ... [2018-10-04 14:42:24,037 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-04 14:42:24,041 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-04 14:42:24,041 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-04 14:42:24,042 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-04 14:42:24,046 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:42:23" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 14:42:24,131 INFO L124 BoogieDeclarations]: Specification and implementation of procedure Elevator given in one single declaration [2018-10-04 14:42:24,132 INFO L130 BoogieDeclarations]: Found specification of procedure Elevator [2018-10-04 14:42:24,132 INFO L138 BoogieDeclarations]: Found implementation of procedure Elevator [2018-10-04 14:42:26,045 INFO L338 CfgBuilder]: Using library mode [2018-10-04 14:42:26,046 INFO L202 PluginConnector]: Adding new model Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 02:42:26 BoogieIcfgContainer [2018-10-04 14:42:26,046 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-04 14:42:26,046 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-04 14:42:26,047 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-04 14:42:26,060 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-04 14:42:26,060 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 02:42:26" (1/1) ... [2018-10-04 14:42:26,076 INFO L108 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-10-04 14:42:26,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:42:26,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-10-04 14:42:26,120 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-10-04 14:42:26,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 14:42:26,123 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:42:26,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:42:26,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:42:27,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:42:27,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 7 states and 9 transitions. [2018-10-04 14:42:27,096 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 9 transitions. [2018-10-04 14:42:27,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-04 14:42:27,096 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:42:27,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:42:27,471 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:42:28,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:42:28,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 9 states and 14 transitions. [2018-10-04 14:42:28,675 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 14 transitions. [2018-10-04 14:42:28,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-04 14:42:28,679 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:42:28,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:42:29,093 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:42:31,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:42:31,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 14 states and 31 transitions. [2018-10-04 14:42:31,444 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 31 transitions. [2018-10-04 14:42:31,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:42:31,445 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:42:31,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:42:31,967 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:42:33,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:42:33,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 17 states and 41 transitions. [2018-10-04 14:42:33,541 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 41 transitions. [2018-10-04 14:42:33,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-04 14:42:33,542 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:42:33,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:42:34,717 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:42:38,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:42:38,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 26 states and 79 transitions. [2018-10-04 14:42:38,816 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 79 transitions. [2018-10-04 14:42:38,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-04 14:42:38,817 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:42:39,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:42:41,533 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:42:50,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:42:50,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 31 states and 107 transitions. [2018-10-04 14:42:50,006 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 107 transitions. [2018-10-04 14:42:50,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-04 14:42:50,007 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:42:50,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:42:51,091 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:42:59,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:42:59,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 34 states and 118 transitions. [2018-10-04 14:42:59,134 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 118 transitions. [2018-10-04 14:42:59,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-04 14:42:59,136 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:42:59,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:43:05,184 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:43:30,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:43:30,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 47 states and 177 transitions. [2018-10-04 14:43:30,979 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 177 transitions. [2018-10-04 14:43:30,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-04 14:43:30,981 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:43:31,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:43:37,923 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:44:03,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:44:03,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 53 states and 198 transitions. [2018-10-04 14:44:03,208 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 198 transitions. [2018-10-04 14:44:03,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-04 14:44:03,210 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:44:03,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:44:11,994 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:44:43,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:44:43,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 58 states and 220 transitions. [2018-10-04 14:44:43,700 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 220 transitions. [2018-10-04 14:44:43,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-04 14:44:43,702 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:44:44,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:44:45,265 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:45:01,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:45:01,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 60 states and 223 transitions. [2018-10-04 14:45:01,066 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 223 transitions. [2018-10-04 14:45:01,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-04 14:45:01,068 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:45:01,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:45:20,047 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:46:36,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:46:36,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 17 states and 46 transitions. [2018-10-04 14:46:36,873 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 46 transitions. [2018-10-04 14:46:36,874 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-04 14:46:36,875 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 13 iterations. [2018-10-04 14:46:36,888 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold Received shutdown request... [2018-10-04 14:46:50,306 WARN L186 SmtUtils]: Removed 4 from assertion stack [2018-10-04 14:46:50,307 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-10-04 14:46:50,308 INFO L168 Benchmark]: Toolchain (without parser) took 266376.06 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.8 GB). Free memory was 1.5 GB in the beginning and 1.7 GB in the end (delta: -220.9 MB). Peak memory consumption was 2.4 GB. Max. memory is 7.1 GB. [2018-10-04 14:46:50,311 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 14:46:50,312 INFO L168 Benchmark]: Boogie Procedure Inliner took 49.76 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 14:46:50,313 INFO L168 Benchmark]: Boogie Preprocessor took 56.29 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 14:46:50,314 INFO L168 Benchmark]: RCFGBuilder took 2004.70 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: 63.4 MB). Peak memory consumption was 63.4 MB. Max. memory is 7.1 GB. [2018-10-04 14:46:50,315 INFO L168 Benchmark]: CodeCheck took 264260.98 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.8 GB). Free memory was 1.4 GB in the beginning and 1.7 GB in the end (delta: -284.3 MB). Peak memory consumption was 2.4 GB. Max. memory is 7.1 GB. [2018-10-04 14:46:50,321 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, 250.7s OverallTime, 13 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 21100 SDtfs, 20544 SDslu, 0 SDs, 0 SdLazy, 151282 SolverSat, 34114 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 64.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2730 GetRequests, 2247 SyntacticMatches, 119 SemanticMatches, 364 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 222.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 2.8s SatisfiabilityAnalysisTime, 45.7s 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 - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck) Toolchain cancelled while SimplifyDDAWithTimeout was simplifying term of DAG size 2775. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.20 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 49.76 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 56.29 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 2004.70 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: 63.4 MB). Peak memory consumption was 63.4 MB. Max. memory is 7.1 GB. * CodeCheck took 264260.98 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.8 GB). Free memory was 1.4 GB in the beginning and 1.7 GB in the end (delta: -284.3 MB). Peak memory consumption was 2.4 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-CodeCheckBenchmarks-0-2018-10-04_14-46-50-334.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-0-2018-10-04_14-46-50-334.csv Completed graceful shutdown