java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf -i ../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg-sophisticated.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-bd42740 [2018-09-23 22:12:26,518 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-23 22:12:26,521 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-23 22:12:26,533 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-23 22:12:26,533 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-23 22:12:26,534 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-23 22:12:26,536 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-23 22:12:26,537 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-23 22:12:26,539 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-23 22:12:26,540 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-23 22:12:26,541 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-23 22:12:26,541 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-23 22:12:26,542 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-23 22:12:26,543 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-23 22:12:26,544 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-23 22:12:26,545 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-23 22:12:26,546 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-23 22:12:26,548 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-23 22:12:26,550 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-23 22:12:26,552 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-23 22:12:26,553 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-23 22:12:26,554 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-23 22:12:26,559 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-23 22:12:26,559 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-23 22:12:26,559 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-23 22:12:26,560 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-23 22:12:26,561 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-23 22:12:26,562 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-23 22:12:26,563 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-23 22:12:26,564 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-23 22:12:26,564 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-23 22:12:26,564 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-23 22:12:26,565 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-23 22:12:26,565 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-23 22:12:26,566 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-23 22:12:26,567 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-23 22:12:26,567 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf [2018-09-23 22:12:26,582 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-23 22:12:26,582 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-23 22:12:26,583 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-23 22:12:26,583 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-23 22:12:26,584 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-23 22:12:26,584 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-23 22:12:26,584 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-23 22:12:26,584 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-23 22:12:26,585 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-23 22:12:26,585 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-23 22:12:26,585 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-23 22:12:26,585 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-23 22:12:26,585 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-23 22:12:26,586 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-23 22:12:26,586 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-23 22:12:26,586 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-23 22:12:26,586 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-23 22:12:26,586 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-23 22:12:26,587 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-23 22:12:26,587 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-23 22:12:26,587 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-23 22:12:26,587 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-23 22:12:26,587 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-23 22:12:26,588 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-23 22:12:26,588 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-23 22:12:26,588 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-23 22:12:26,588 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-23 22:12:26,588 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-23 22:12:26,589 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-23 22:12:26,641 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-23 22:12:26,656 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-23 22:12:26,662 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-23 22:12:26,664 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-23 22:12:26,665 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-23 22:12:26,666 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg-sophisticated.bpl [2018-09-23 22:12:26,666 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg-sophisticated.bpl' [2018-09-23 22:12:26,720 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-23 22:12:26,724 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-23 22:12:26,725 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-23 22:12:26,725 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-23 22:12:26,725 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-23 22:12:26,748 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "Luxembourg-sophisticated.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:12:26" (1/1) ... [2018-09-23 22:12:26,761 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "Luxembourg-sophisticated.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:12:26" (1/1) ... [2018-09-23 22:12:26,766 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-23 22:12:26,767 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-23 22:12:26,767 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-23 22:12:26,769 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-23 22:12:26,770 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-23 22:12:26,770 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-23 22:12:26,770 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-23 22:12:26,783 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Luxembourg-sophisticated.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:12:26" (1/1) ... [2018-09-23 22:12:26,783 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Luxembourg-sophisticated.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:12:26" (1/1) ... [2018-09-23 22:12:26,783 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Luxembourg-sophisticated.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:12:26" (1/1) ... [2018-09-23 22:12:26,784 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Luxembourg-sophisticated.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:12:26" (1/1) ... [2018-09-23 22:12:26,787 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Luxembourg-sophisticated.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:12:26" (1/1) ... [2018-09-23 22:12:26,791 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Luxembourg-sophisticated.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:12:26" (1/1) ... [2018-09-23 22:12:26,792 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Luxembourg-sophisticated.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:12:26" (1/1) ... [2018-09-23 22:12:26,794 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-23 22:12:26,795 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-23 22:12:26,795 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-23 22:12:26,796 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-23 22:12:26,797 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Luxembourg-sophisticated.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:12:26" (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 [2018-09-23 22:12:26,878 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-09-23 22:12:26,879 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-23 22:12:26,879 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-23 22:12:27,080 INFO L351 CfgBuilder]: Using library mode [2018-09-23 22:12:27,080 INFO L202 PluginConnector]: Adding new model Luxembourg-sophisticated.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.09 10:12:27 BoogieIcfgContainer [2018-09-23 22:12:27,080 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-23 22:12:27,081 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-23 22:12:27,081 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-23 22:12:27,093 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-23 22:12:27,094 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "Luxembourg-sophisticated.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.09 10:12:27" (1/1) ... [2018-09-23 22:12:27,107 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-23 22:12:27,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:27,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 6 states and 7 transitions. [2018-09-23 22:12:27,151 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 7 transitions. [2018-09-23 22:12:27,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-23 22:12:27,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:27,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:27,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:27,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:27,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 7 states and 10 transitions. [2018-09-23 22:12:27,508 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 10 transitions. [2018-09-23 22:12:27,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-23 22:12:27,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:27,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:27,602 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:27,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:27,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 8 states and 13 transitions. [2018-09-23 22:12:27,707 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 13 transitions. [2018-09-23 22:12:27,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-23 22:12:27,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:27,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:27,792 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:28,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:28,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 9 states and 16 transitions. [2018-09-23 22:12:28,056 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 16 transitions. [2018-09-23 22:12:28,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-23 22:12:28,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:28,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:28,151 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:28,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:28,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 10 states and 19 transitions. [2018-09-23 22:12:28,336 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 19 transitions. [2018-09-23 22:12:28,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 22:12:28,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:28,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:28,563 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:28,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:28,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 11 states and 22 transitions. [2018-09-23 22:12:28,662 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 22 transitions. [2018-09-23 22:12:28,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-23 22:12:28,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:28,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:29,279 WARN L178 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 3 [2018-09-23 22:12:29,281 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:29,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:29,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 12 states and 25 transitions. [2018-09-23 22:12:29,448 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 25 transitions. [2018-09-23 22:12:29,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-23 22:12:29,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:29,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:30,019 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:30,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:30,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 13 states and 28 transitions. [2018-09-23 22:12:30,122 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 28 transitions. [2018-09-23 22:12:30,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-23 22:12:30,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:30,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:30,738 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:30,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:30,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 14 states and 31 transitions. [2018-09-23 22:12:30,876 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 31 transitions. [2018-09-23 22:12:30,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-23 22:12:30,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:30,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:31,917 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:32,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:32,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 15 states and 34 transitions. [2018-09-23 22:12:32,205 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 34 transitions. [2018-09-23 22:12:32,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-23 22:12:32,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:32,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:34,339 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:34,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:34,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 16 states and 37 transitions. [2018-09-23 22:12:34,444 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 37 transitions. [2018-09-23 22:12:34,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-23 22:12:34,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:34,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:37,932 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:38,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:38,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 17 states and 40 transitions. [2018-09-23 22:12:38,031 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 40 transitions. [2018-09-23 22:12:38,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-23 22:12:38,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:38,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:48,481 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:48,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:48,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 18 states and 43 transitions. [2018-09-23 22:12:48,569 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 43 transitions. [2018-09-23 22:12:48,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-23 22:12:48,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:48,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:27,369 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:27,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:27,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 19 states and 46 transitions. [2018-09-23 22:13:27,513 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 46 transitions. [2018-09-23 22:13:27,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-23 22:13:27,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:27,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:57,972 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:58,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:58,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 20 states and 49 transitions. [2018-09-23 22:16:58,227 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 49 transitions. [2018-09-23 22:16:58,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-09-23 22:16:58,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:58,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2018-09-23 22:17:02,745 ERROR L611 CodeCheckObserver]: First Tracecheck threw exception Timeout exceeded [2018-09-23 22:17:02,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:17:02,769 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-23 22:17:02,779 INFO L177 TraceCheckSpWp]: Timeout while computing interpolants [2018-09-23 22:17:02,779 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-09-23 22:17:02,782 INFO L168 Benchmark]: Toolchain (without parser) took 276060.47 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 614.5 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 414.7 MB). Peak memory consumption was 1.0 GB. Max. memory is 7.1 GB. [2018-09-23 22:17:02,783 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 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. [2018-09-23 22:17:02,784 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.62 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. [2018-09-23 22:17:02,786 INFO L168 Benchmark]: Boogie Preprocessor took 24.98 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. [2018-09-23 22:17:02,786 INFO L168 Benchmark]: RCFGBuilder took 285.48 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-23 22:17:02,787 INFO L168 Benchmark]: CodeCheck took 275699.63 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 614.5 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 393.6 MB). Peak memory consumption was 1.0 GB. Max. memory is 7.1 GB. [2018-09-23 22:17:02,792 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 2 quantified variables from 2 xjuncts. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 44.62 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 24.98 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 285.48 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 275699.63 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 614.5 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 393.6 MB). Peak memory consumption was 1.0 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/Luxembourg-sophisticated.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-23_22-17-02-805.csv Completed graceful shutdown