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-c372c2b [2018-10-02 12:52:15,600 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-02 12:52:15,601 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-02 12:52:15,614 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-02 12:52:15,614 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-02 12:52:15,615 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-02 12:52:15,616 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-02 12:52:15,618 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-02 12:52:15,620 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-02 12:52:15,621 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-02 12:52:15,622 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-02 12:52:15,622 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-02 12:52:15,623 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-02 12:52:15,624 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-02 12:52:15,625 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-02 12:52:15,626 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-02 12:52:15,626 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-02 12:52:15,628 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-02 12:52:15,630 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-02 12:52:15,632 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-02 12:52:15,633 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-02 12:52:15,634 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-02 12:52:15,637 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-02 12:52:15,637 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-02 12:52:15,638 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-02 12:52:15,639 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-02 12:52:15,640 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-02 12:52:15,640 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-02 12:52:15,641 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-02 12:52:15,642 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-02 12:52:15,643 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-02 12:52:15,643 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-02 12:52:15,643 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-02 12:52:15,644 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-02 12:52:15,645 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-02 12:52:15,645 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-02 12:52:15,646 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 [2018-10-02 12:52:15,671 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-02 12:52:15,672 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-02 12:52:15,673 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-02 12:52:15,673 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-02 12:52:15,674 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-02 12:52:15,674 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-02 12:52:15,675 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-02 12:52:15,675 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-02 12:52:15,675 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-02 12:52:15,675 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-02 12:52:15,676 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-02 12:52:15,676 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-02 12:52:15,676 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-02 12:52:15,676 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-02 12:52:15,676 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-02 12:52:15,677 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-02 12:52:15,677 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-02 12:52:15,677 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-02 12:52:15,677 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-02 12:52:15,677 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-02 12:52:15,678 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-02 12:52:15,678 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-02 12:52:15,678 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-02 12:52:15,678 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-02 12:52:15,680 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-02 12:52:15,680 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-02 12:52:15,680 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-02 12:52:15,680 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-02 12:52:15,681 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-02 12:52:15,730 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-02 12:52:15,743 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-02 12:52:15,750 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-02 12:52:15,752 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-02 12:52:15,753 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-02 12:52:15,753 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg-sophisticated.bpl [2018-10-02 12:52:15,754 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg-sophisticated.bpl' [2018-10-02 12:52:15,813 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-02 12:52:15,816 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-02 12:52:15,817 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-02 12:52:15,817 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-02 12:52:15,817 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-02 12:52:15,840 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "Luxembourg-sophisticated.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:52:15" (1/1) ... [2018-10-02 12:52:15,854 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "Luxembourg-sophisticated.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:52:15" (1/1) ... [2018-10-02 12:52:15,859 WARN L165 Inliner]: Program contained no entry procedure! [2018-10-02 12:52:15,859 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-10-02 12:52:15,860 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-10-02 12:52:15,862 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-02 12:52:15,863 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-02 12:52:15,863 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-02 12:52:15,863 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-02 12:52:15,875 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Luxembourg-sophisticated.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:52:15" (1/1) ... [2018-10-02 12:52:15,875 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Luxembourg-sophisticated.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:52:15" (1/1) ... [2018-10-02 12:52:15,876 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Luxembourg-sophisticated.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:52:15" (1/1) ... [2018-10-02 12:52:15,876 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Luxembourg-sophisticated.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:52:15" (1/1) ... [2018-10-02 12:52:15,880 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Luxembourg-sophisticated.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:52:15" (1/1) ... [2018-10-02 12:52:15,885 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Luxembourg-sophisticated.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:52:15" (1/1) ... [2018-10-02 12:52:15,886 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Luxembourg-sophisticated.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:52:15" (1/1) ... [2018-10-02 12:52:15,887 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-02 12:52:15,888 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-02 12:52:15,888 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-02 12:52:15,888 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-02 12:52:15,890 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Luxembourg-sophisticated.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:52:15" (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 [2018-10-02 12:52:15,967 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-10-02 12:52:15,967 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-02 12:52:15,968 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-02 12:52:16,180 INFO L337 CfgBuilder]: Using library mode [2018-10-02 12:52:16,181 INFO L202 PluginConnector]: Adding new model Luxembourg-sophisticated.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 12:52:16 BoogieIcfgContainer [2018-10-02 12:52:16,181 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-02 12:52:16,182 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-02 12:52:16,182 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-02 12:52:16,194 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-02 12:52:16,194 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "Luxembourg-sophisticated.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 12:52:16" (1/1) ... [2018-10-02 12:52:16,207 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-02 12:52:16,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:16,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 6 states and 7 transitions. [2018-10-02 12:52:16,260 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 7 transitions. [2018-10-02 12:52:16,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-02 12:52:16,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:16,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:16,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:16,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:16,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 7 states and 10 transitions. [2018-10-02 12:52:16,579 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 10 transitions. [2018-10-02 12:52:16,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-02 12:52:16,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:16,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:16,681 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:16,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:16,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 8 states and 13 transitions. [2018-10-02 12:52:16,805 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 13 transitions. [2018-10-02 12:52:16,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-02 12:52:16,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:16,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:16,910 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:17,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:17,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 9 states and 16 transitions. [2018-10-02 12:52:17,159 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 16 transitions. [2018-10-02 12:52:17,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-02 12:52:17,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:17,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:17,303 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:17,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:17,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 10 states and 19 transitions. [2018-10-02 12:52:17,429 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 19 transitions. [2018-10-02 12:52:17,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-02 12:52:17,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:17,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:17,669 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:17,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:17,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 11 states and 22 transitions. [2018-10-02 12:52:17,827 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 22 transitions. [2018-10-02 12:52:17,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-02 12:52:17,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:17,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:18,330 WARN L178 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 3 [2018-10-02 12:52:18,332 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:18,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:18,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 12 states and 25 transitions. [2018-10-02 12:52:18,615 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 25 transitions. [2018-10-02 12:52:18,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-02 12:52:18,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:18,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:19,074 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:19,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:19,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 13 states and 28 transitions. [2018-10-02 12:52:19,176 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 28 transitions. [2018-10-02 12:52:19,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-02 12:52:19,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:19,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:19,809 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:19,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:19,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 14 states and 31 transitions. [2018-10-02 12:52:19,950 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 31 transitions. [2018-10-02 12:52:19,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-02 12:52:19,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:20,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:21,079 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:21,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:21,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 15 states and 34 transitions. [2018-10-02 12:52:21,369 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 34 transitions. [2018-10-02 12:52:21,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-02 12:52:21,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:21,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:23,549 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:23,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:23,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 16 states and 37 transitions. [2018-10-02 12:52:23,635 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 37 transitions. [2018-10-02 12:52:23,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-02 12:52:23,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:23,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:27,210 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:27,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:27,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 17 states and 40 transitions. [2018-10-02 12:52:27,286 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 40 transitions. [2018-10-02 12:52:27,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-02 12:52:27,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:27,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:52:37,545 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:52:37,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:52:37,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 18 states and 43 transitions. [2018-10-02 12:52:37,658 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 43 transitions. [2018-10-02 12:52:37,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-02 12:52:37,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:52:37,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:53:16,142 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:53:16,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:53:16,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 19 states and 46 transitions. [2018-10-02 12:53:16,248 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 46 transitions. [2018-10-02 12:53:16,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-02 12:53:16,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:53:16,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:44,325 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:56:44,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:56:44,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 20 states and 49 transitions. [2018-10-02 12:56:44,420 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 49 transitions. [2018-10-02 12:56:44,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-02 12:56:44,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:56:45,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2018-10-02 12:56:51,257 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-10-02 12:56:51,958 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-10-02 12:56:52,111 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-10-02 12:56:52,260 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-10-02 12:56:52,399 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-10-02 12:56:52,518 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-10-02 12:56:52,611 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-10-02 12:56:52,693 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-10-02 12:56:52,752 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-10-02 12:56:52,776 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-10-02 12:56:52,777 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-10-02 12:56:52,777 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2018-10-02 12:56:52,778 ERROR L611 CodeCheckObserver]: First Tracecheck threw exception Timeout or Toolchain cancelled by user [2018-10-02 12:56:52,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:56:52,801 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-02 12:56:52,810 INFO L177 TraceCheckSpWp]: Timeout while computing interpolants [2018-10-02 12:56:52,811 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-10-02 12:56:52,813 INFO L168 Benchmark]: Toolchain (without parser) took 277000.06 ms. Allocated memory was 1.5 GB in the beginning and 2.6 GB in the end (delta: 1.0 GB). Free memory was 1.5 GB in the beginning and 1.7 GB in the end (delta: -193.6 MB). Peak memory consumption was 847.6 MB. Max. memory is 7.1 GB. [2018-10-02 12:56:52,815 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. [2018-10-02 12:56:52,816 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.69 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. [2018-10-02 12:56:52,817 INFO L168 Benchmark]: Boogie Preprocessor took 25.00 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. [2018-10-02 12:56:52,817 INFO L168 Benchmark]: RCFGBuilder took 293.32 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. [2018-10-02 12:56:52,818 INFO L168 Benchmark]: CodeCheck took 276630.53 ms. Allocated memory was 1.5 GB in the beginning and 2.6 GB in the end (delta: 1.0 GB). Free memory was 1.5 GB in the beginning and 1.7 GB in the end (delta: -214.8 MB). Peak memory consumption was 826.5 MB. Max. memory is 7.1 GB. [2018-10-02 12:56:52,823 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 0.20 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 45.69 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 25.00 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 293.32 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 276630.53 ms. Allocated memory was 1.5 GB in the beginning and 2.6 GB in the end (delta: 1.0 GB). Free memory was 1.5 GB in the beginning and 1.7 GB in the end (delta: -214.8 MB). Peak memory consumption was 826.5 MB. 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-0-2018-10-02_12-56-52-842.csv Completed graceful shutdown