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 0.1.23-00a8621 [2018-09-30 11:31:23,829 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-30 11:31:23,832 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-30 11:31:23,850 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-30 11:31:23,850 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-30 11:31:23,851 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-30 11:31:23,853 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-30 11:31:23,855 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-30 11:31:23,859 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-30 11:31:23,860 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-30 11:31:23,863 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-30 11:31:23,863 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-30 11:31:23,864 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-30 11:31:23,865 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-30 11:31:23,869 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-30 11:31:23,871 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-30 11:31:23,871 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-30 11:31:23,878 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-30 11:31:23,884 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-30 11:31:23,888 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-30 11:31:23,890 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-30 11:31:23,891 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-30 11:31:23,896 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-30 11:31:23,896 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-30 11:31:23,896 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-30 11:31:23,897 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-30 11:31:23,899 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-30 11:31:23,899 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-30 11:31:23,900 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-30 11:31:23,903 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-30 11:31:23,904 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-30 11:31:23,905 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-30 11:31:23,905 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-30 11:31:23,907 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-30 11:31:23,908 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-30 11:31:23,910 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-30 11:31:23,911 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 [2018-09-30 11:31:23,943 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-30 11:31:23,943 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-30 11:31:23,945 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-30 11:31:23,945 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-30 11:31:23,945 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-30 11:31:23,946 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-30 11:31:23,946 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-30 11:31:23,946 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-30 11:31:23,946 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-30 11:31:23,948 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-30 11:31:23,948 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-30 11:31:23,948 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-30 11:31:23,948 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-30 11:31:23,948 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-30 11:31:23,948 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-30 11:31:23,949 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-30 11:31:23,949 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-30 11:31:23,949 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-30 11:31:23,949 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-30 11:31:23,951 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-30 11:31:23,951 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-30 11:31:23,951 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 11:31:23,951 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-30 11:31:23,951 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-30 11:31:23,952 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-30 11:31:23,952 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-30 11:31:23,952 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-30 11:31:23,952 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-30 11:31:23,952 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-30 11:31:24,022 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-30 11:31:24,038 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-30 11:31:24,044 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-30 11:31:24,046 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-30 11:31:24,047 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-30 11:31:24,048 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg-sophisticated.bpl [2018-09-30 11:31:24,048 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg-sophisticated.bpl' [2018-09-30 11:31:24,100 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-30 11:31:24,102 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-30 11:31:24,103 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-30 11:31:24,103 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-30 11:31:24,103 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-30 11:31:24,125 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "Luxembourg-sophisticated.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:31:24" (1/1) ... [2018-09-30 11:31:24,138 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "Luxembourg-sophisticated.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:31:24" (1/1) ... [2018-09-30 11:31:24,143 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-30 11:31:24,144 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-30 11:31:24,144 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-30 11:31:24,146 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-30 11:31:24,147 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-30 11:31:24,148 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-30 11:31:24,148 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-30 11:31:24,160 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Luxembourg-sophisticated.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:31:24" (1/1) ... [2018-09-30 11:31:24,160 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Luxembourg-sophisticated.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:31:24" (1/1) ... [2018-09-30 11:31:24,161 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Luxembourg-sophisticated.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:31:24" (1/1) ... [2018-09-30 11:31:24,161 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Luxembourg-sophisticated.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:31:24" (1/1) ... [2018-09-30 11:31:24,165 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Luxembourg-sophisticated.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:31:24" (1/1) ... [2018-09-30 11:31:24,170 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Luxembourg-sophisticated.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:31:24" (1/1) ... [2018-09-30 11:31:24,171 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Luxembourg-sophisticated.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:31:24" (1/1) ... [2018-09-30 11:31:24,173 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-30 11:31:24,174 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-30 11:31:24,174 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-30 11:31:24,174 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-30 11:31:24,176 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Luxembourg-sophisticated.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:31:24" (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 [2018-09-30 11:31:24,257 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-09-30 11:31:24,258 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-30 11:31:24,258 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-30 11:31:24,557 INFO L345 CfgBuilder]: Using library mode [2018-09-30 11:31:24,557 INFO L202 PluginConnector]: Adding new model Luxembourg-sophisticated.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 11:31:24 BoogieIcfgContainer [2018-09-30 11:31:24,558 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-30 11:31:24,558 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-30 11:31:24,558 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-30 11:31:24,570 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-30 11:31:24,571 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "Luxembourg-sophisticated.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 11:31:24" (1/1) ... [2018-09-30 11:31:24,584 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-30 11:31:24,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:24,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 6 states and 7 transitions. [2018-09-30 11:31:24,624 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 7 transitions. [2018-09-30 11:31:24,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-30 11:31:24,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:24,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:24,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:24,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:24,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 7 states and 10 transitions. [2018-09-30 11:31:24,966 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 10 transitions. [2018-09-30 11:31:24,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:31:24,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:24,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:25,051 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:25,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:25,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 8 states and 13 transitions. [2018-09-30 11:31:25,157 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 13 transitions. [2018-09-30 11:31:25,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 11:31:25,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:25,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:25,269 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:25,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:25,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 9 states and 16 transitions. [2018-09-30 11:31:25,554 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 16 transitions. [2018-09-30 11:31:25,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-30 11:31:25,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:25,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:25,693 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:25,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:25,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 10 states and 19 transitions. [2018-09-30 11:31:25,838 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 19 transitions. [2018-09-30 11:31:25,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-30 11:31:25,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:25,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:26,085 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:26,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:26,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 11 states and 22 transitions. [2018-09-30 11:31:26,190 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 22 transitions. [2018-09-30 11:31:26,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 11:31:26,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:26,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:26,730 WARN L178 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 3 [2018-09-30 11:31:26,731 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:26,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:26,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 12 states and 25 transitions. [2018-09-30 11:31:26,890 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 25 transitions. [2018-09-30 11:31:26,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 11:31:26,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:26,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:27,433 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:27,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:27,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 13 states and 28 transitions. [2018-09-30 11:31:27,529 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 28 transitions. [2018-09-30 11:31:27,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 11:31:27,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:27,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:28,156 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:28,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:28,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 14 states and 31 transitions. [2018-09-30 11:31:28,288 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 31 transitions. [2018-09-30 11:31:28,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-30 11:31:28,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:28,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:29,353 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:29,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:29,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 15 states and 34 transitions. [2018-09-30 11:31:29,635 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 34 transitions. [2018-09-30 11:31:29,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 11:31:29,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:29,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:31,870 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:31,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:31,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 16 states and 37 transitions. [2018-09-30 11:31:31,984 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 37 transitions. [2018-09-30 11:31:31,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-30 11:31:31,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:32,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:35,636 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:35,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:35,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 17 states and 40 transitions. [2018-09-30 11:31:35,722 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 40 transitions. [2018-09-30 11:31:35,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 11:31:35,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:35,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:46,029 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:46,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:46,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 18 states and 43 transitions. [2018-09-30 11:31:46,265 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 43 transitions. [2018-09-30 11:31:46,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 11:31:46,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:46,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:32:24,833 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:32:24,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:32:24,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 19 states and 46 transitions. [2018-09-30 11:32:24,940 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 46 transitions. [2018-09-30 11:32:24,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-30 11:32:24,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:32:25,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:35:50,338 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:35:50,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:35:50,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 20 states and 49 transitions. [2018-09-30 11:35:50,456 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 49 transitions. [2018-09-30 11:35:50,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-09-30 11:35:50,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:35:51,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2018-09-30 11:35:56,907 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-09-30 11:35:57,151 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-09-30 11:35:57,298 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-09-30 11:35:57,436 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-09-30 11:35:57,574 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-09-30 11:35:57,757 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-09-30 11:35:57,847 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-09-30 11:35:57,926 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-09-30 11:35:57,982 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-09-30 11:35:58,006 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-09-30 11:35:58,006 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-09-30 11:35:58,006 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-09-30 11:35:58,008 ERROR L611 CodeCheckObserver]: First Tracecheck threw exception Timeout or Toolchain cancelled by user [2018-09-30 11:35:58,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:35:58,042 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:35:58,049 INFO L177 TraceCheckSpWp]: Timeout while computing interpolants [2018-09-30 11:35:58,050 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-09-30 11:35:58,052 INFO L168 Benchmark]: Toolchain (without parser) took 273951.66 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 714.1 MB). Free memory was 1.5 GB in the beginning and 702.5 MB in the end (delta: 755.8 MB). Peak memory consumption was 1.5 GB. Max. memory is 7.1 GB. [2018-09-30 11:35:58,053 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 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. [2018-09-30 11:35:58,054 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.95 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. [2018-09-30 11:35:58,054 INFO L168 Benchmark]: Boogie Preprocessor took 25.80 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. [2018-09-30 11:35:58,055 INFO L168 Benchmark]: RCFGBuilder took 384.14 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: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-30 11:35:58,056 INFO L168 Benchmark]: CodeCheck took 273492.91 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 714.1 MB). Free memory was 1.4 GB in the beginning and 702.5 MB in the end (delta: 734.7 MB). Peak memory consumption was 1.4 GB. Max. memory is 7.1 GB. [2018-09-30 11:35:58,060 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 0.23 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 Procedure Inliner took 43.95 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 25.80 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 384.14 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: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 273492.91 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 714.1 MB). Free memory was 1.4 GB in the beginning and 702.5 MB in the end (delta: 734.7 MB). Peak memory consumption was 1.4 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/Luxembourg-sophisticated.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-30_11-35-58-072.csv Completed graceful shutdown