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/toy/tooDifficultLoopInvariant/Luxembourg-ArraysIntegefied.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-c372c2b [2018-10-02 13:24:13,522 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-02 13:24:13,524 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-02 13:24:13,536 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-02 13:24:13,536 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-02 13:24:13,537 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-02 13:24:13,538 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-02 13:24:13,540 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-02 13:24:13,542 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-02 13:24:13,542 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-02 13:24:13,543 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-02 13:24:13,543 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-02 13:24:13,544 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-02 13:24:13,545 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-02 13:24:13,547 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-02 13:24:13,547 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-02 13:24:13,548 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-02 13:24:13,550 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-02 13:24:13,552 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-02 13:24:13,554 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-02 13:24:13,555 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-02 13:24:13,556 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-02 13:24:13,562 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-02 13:24:13,562 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-02 13:24:13,562 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-02 13:24:13,564 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-02 13:24:13,565 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-02 13:24:13,566 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-02 13:24:13,570 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-02 13:24:13,572 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-02 13:24:13,573 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-02 13:24:13,573 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-02 13:24:13,574 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-02 13:24:13,574 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-02 13:24:13,575 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-02 13:24:13,578 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-02 13:24:13,578 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 [2018-10-02 13:24:13,610 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-02 13:24:13,610 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-02 13:24:13,611 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-02 13:24:13,612 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-02 13:24:13,612 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-02 13:24:13,612 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-02 13:24:13,613 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-02 13:24:13,613 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-02 13:24:13,613 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-02 13:24:13,613 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-02 13:24:13,617 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-02 13:24:13,617 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-02 13:24:13,617 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-02 13:24:13,618 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-02 13:24:13,618 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-02 13:24:13,618 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-02 13:24:13,618 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-02 13:24:13,618 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-02 13:24:13,619 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-02 13:24:13,619 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-10-02 13:24:13,619 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-02 13:24:13,619 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-02 13:24:13,620 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-02 13:24:13,621 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-02 13:24:13,621 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-02 13:24:13,621 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-02 13:24:13,621 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-02 13:24:13,621 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-02 13:24:13,622 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-02 13:24:13,622 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-02 13:24:13,671 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-02 13:24:13,683 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-02 13:24:13,686 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-02 13:24:13,688 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-02 13:24:13,688 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-02 13:24:13,689 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg-ArraysIntegefied.bpl [2018-10-02 13:24:13,689 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg-ArraysIntegefied.bpl' [2018-10-02 13:24:13,737 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-02 13:24:13,741 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-02 13:24:13,741 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-02 13:24:13,742 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-02 13:24:13,742 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-02 13:24:13,762 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 01:24:13" (1/1) ... [2018-10-02 13:24:13,775 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 01:24:13" (1/1) ... [2018-10-02 13:24:13,779 WARN L165 Inliner]: Program contained no entry procedure! [2018-10-02 13:24:13,780 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-10-02 13:24:13,780 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-10-02 13:24:13,782 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-02 13:24:13,783 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-02 13:24:13,783 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-02 13:24:13,783 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-02 13:24:13,794 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 01:24:13" (1/1) ... [2018-10-02 13:24:13,795 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 01:24:13" (1/1) ... [2018-10-02 13:24:13,795 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 01:24:13" (1/1) ... [2018-10-02 13:24:13,796 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 01:24:13" (1/1) ... [2018-10-02 13:24:13,798 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 01:24:13" (1/1) ... [2018-10-02 13:24:13,803 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 01:24:13" (1/1) ... [2018-10-02 13:24:13,804 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 01:24:13" (1/1) ... [2018-10-02 13:24:13,806 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-02 13:24:13,807 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-02 13:24:13,807 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-02 13:24:13,807 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-02 13:24:13,808 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 01:24:13" (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 13:24:13,887 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-10-02 13:24:13,888 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-02 13:24:13,888 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-02 13:24:14,363 INFO L337 CfgBuilder]: Using library mode [2018-10-02 13:24:14,364 INFO L202 PluginConnector]: Adding new model Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 01:24:14 BoogieIcfgContainer [2018-10-02 13:24:14,364 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-02 13:24:14,365 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-02 13:24:14,365 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-02 13:24:14,376 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-02 13:24:14,377 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 01:24:14" (1/1) ... [2018-10-02 13:24:14,390 INFO L103 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-10-02 13:24:14,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:24:14,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 6 states and 7 transitions. [2018-10-02 13:24:14,422 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 7 transitions. [2018-10-02 13:24:14,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-02 13:24:14,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:24:14,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:24:14,574 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 13:24:14,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:24:14,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 7 states and 9 transitions. [2018-10-02 13:24:14,793 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 9 transitions. [2018-10-02 13:24:14,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-02 13:24:14,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:24:14,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:24:14,949 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 13:24:15,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:24:15,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 8 states and 14 transitions. [2018-10-02 13:24:15,664 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 14 transitions. [2018-10-02 13:24:15,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-02 13:24:15,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:24:15,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:24:15,863 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 13:24:16,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:24:16,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 9 states and 16 transitions. [2018-10-02 13:24:16,620 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 16 transitions. [2018-10-02 13:24:16,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-02 13:24:16,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:24:16,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:24:16,740 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 13:24:17,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:24:17,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 10 states and 18 transitions. [2018-10-02 13:24:17,437 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 18 transitions. [2018-10-02 13:24:17,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-02 13:24:17,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:24:17,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:24:17,555 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 13:24:18,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:24:18,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 11 states and 20 transitions. [2018-10-02 13:24:18,290 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 20 transitions. [2018-10-02 13:24:18,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-02 13:24:18,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:24:18,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:24:18,429 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 13:24:19,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:24:19,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 12 states and 22 transitions. [2018-10-02 13:24:19,466 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 22 transitions. [2018-10-02 13:24:19,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-02 13:24:19,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:24:19,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:24:19,582 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 13:24:21,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:24:21,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 13 states and 24 transitions. [2018-10-02 13:24:21,012 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 24 transitions. [2018-10-02 13:24:21,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-02 13:24:21,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:24:21,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:24:21,251 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 13:24:21,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:24:21,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 14 states and 26 transitions. [2018-10-02 13:24:21,985 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 26 transitions. [2018-10-02 13:24:21,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-02 13:24:21,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:24:21,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:24:22,230 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 13:24:22,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:24:22,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 15 states and 28 transitions. [2018-10-02 13:24:22,958 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 28 transitions. [2018-10-02 13:24:22,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-02 13:24:22,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:24:22,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:24:23,106 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 13:24:23,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:24:23,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 16 states and 30 transitions. [2018-10-02 13:24:23,725 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 30 transitions. [2018-10-02 13:24:23,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-02 13:24:23,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:24:23,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:24:23,953 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 13:24:24,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:24:24,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 17 states and 32 transitions. [2018-10-02 13:24:24,630 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 32 transitions. [2018-10-02 13:24:24,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-02 13:24:24,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:24:24,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:24:24,812 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 13:24:25,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:24:25,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 18 states and 34 transitions. [2018-10-02 13:24:25,514 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 34 transitions. [2018-10-02 13:24:25,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-02 13:24:25,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:24:25,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:24:25,820 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 13:24:26,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:24:26,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 19 states and 36 transitions. [2018-10-02 13:24:26,579 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 36 transitions. [2018-10-02 13:24:26,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-02 13:24:26,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:24:26,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:24:27,070 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 13:24:28,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:24:28,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 20 states and 38 transitions. [2018-10-02 13:24:28,085 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 38 transitions. [2018-10-02 13:24:28,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-02 13:24:28,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:24:28,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:24:28,717 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:24:29,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:24:29,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 21 states and 40 transitions. [2018-10-02 13:24:29,624 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 40 transitions. [2018-10-02 13:24:29,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-02 13:24:29,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:24:29,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:24:29,923 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:24:30,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:24:30,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 22 states and 42 transitions. [2018-10-02 13:24:30,930 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 42 transitions. [2018-10-02 13:24:30,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-02 13:24:30,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:24:30,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:24:31,290 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:24:32,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:24:32,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 23 states and 44 transitions. [2018-10-02 13:24:32,221 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 44 transitions. [2018-10-02 13:24:32,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-02 13:24:32,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:24:32,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:24:33,092 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:24:34,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:24:34,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 24 states and 46 transitions. [2018-10-02 13:24:34,243 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 46 transitions. [2018-10-02 13:24:34,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-02 13:24:34,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:24:34,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:24:34,547 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:24:35,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:24:35,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 25 states and 48 transitions. [2018-10-02 13:24:35,669 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 48 transitions. [2018-10-02 13:24:35,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-02 13:24:35,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:24:35,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:24:36,014 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:24:37,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:24:37,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 26 states and 50 transitions. [2018-10-02 13:24:37,351 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 50 transitions. [2018-10-02 13:24:37,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-10-02 13:24:37,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:24:37,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:24:38,334 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:24:40,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:24:40,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 27 states and 52 transitions. [2018-10-02 13:24:40,431 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 52 transitions. [2018-10-02 13:24:40,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-02 13:24:40,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:24:40,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:24:40,913 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:24:42,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:24:42,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 28 states and 54 transitions. [2018-10-02 13:24:42,392 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 54 transitions. [2018-10-02 13:24:42,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-10-02 13:24:42,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:24:42,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:24:43,348 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:24:45,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:24:45,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 29 states and 56 transitions. [2018-10-02 13:24:45,716 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 56 transitions. [2018-10-02 13:24:45,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-02 13:24:45,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:24:45,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:24:46,381 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:24:48,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:24:48,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 30 states and 58 transitions. [2018-10-02 13:24:48,194 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 58 transitions. [2018-10-02 13:24:48,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-10-02 13:24:48,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:24:48,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:24:49,267 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:24:50,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:24:50,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 31 states and 60 transitions. [2018-10-02 13:24:50,896 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 60 transitions. [2018-10-02 13:24:50,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-02 13:24:50,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:24:50,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:24:51,408 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:24:53,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:24:53,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 32 states and 62 transitions. [2018-10-02 13:24:53,179 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 62 transitions. [2018-10-02 13:24:53,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-10-02 13:24:53,180 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:24:53,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:24:53,604 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:24:55,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:24:55,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 33 states and 64 transitions. [2018-10-02 13:24:55,372 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 64 transitions. [2018-10-02 13:24:55,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-02 13:24:55,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:24:55,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:24:56,572 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:24:58,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:24:58,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 34 states and 66 transitions. [2018-10-02 13:24:58,931 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 66 transitions. [2018-10-02 13:24:58,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-10-02 13:24:58,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:24:58,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:24:59,453 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:01,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:01,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 35 states and 68 transitions. [2018-10-02 13:25:01,639 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 68 transitions. [2018-10-02 13:25:01,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-02 13:25:01,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:01,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:02,065 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:04,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:04,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 36 states and 70 transitions. [2018-10-02 13:25:04,358 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 70 transitions. [2018-10-02 13:25:04,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-10-02 13:25:04,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:04,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:04,868 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:07,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:07,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 37 states and 72 transitions. [2018-10-02 13:25:07,354 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 72 transitions. [2018-10-02 13:25:07,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-02 13:25:07,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:07,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:07,863 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:10,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:10,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 38 states and 74 transitions. [2018-10-02 13:25:10,498 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 74 transitions. [2018-10-02 13:25:10,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-10-02 13:25:10,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:10,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:11,198 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:13,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:13,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 39 states and 76 transitions. [2018-10-02 13:25:13,875 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 76 transitions. [2018-10-02 13:25:13,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-02 13:25:13,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:13,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:14,517 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:17,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:17,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 40 states and 78 transitions. [2018-10-02 13:25:17,040 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 78 transitions. [2018-10-02 13:25:17,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-10-02 13:25:17,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:17,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:17,584 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:20,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:20,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 41 states and 80 transitions. [2018-10-02 13:25:20,244 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 80 transitions. [2018-10-02 13:25:20,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-02 13:25:20,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:20,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:20,927 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:23,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:23,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 42 states and 82 transitions. [2018-10-02 13:25:23,817 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 82 transitions. [2018-10-02 13:25:23,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-10-02 13:25:23,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:23,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:24,666 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:27,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:27,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 43 states and 84 transitions. [2018-10-02 13:25:27,593 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 84 transitions. [2018-10-02 13:25:27,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-02 13:25:27,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:27,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:28,299 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:31,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:31,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 44 states and 86 transitions. [2018-10-02 13:25:31,387 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 86 transitions. [2018-10-02 13:25:31,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-10-02 13:25:31,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:31,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:32,059 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:35,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:35,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 45 states and 88 transitions. [2018-10-02 13:25:35,498 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 88 transitions. [2018-10-02 13:25:35,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-02 13:25:35,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:35,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:36,123 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:39,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:39,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 46 states and 90 transitions. [2018-10-02 13:25:39,467 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 90 transitions. [2018-10-02 13:25:39,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-10-02 13:25:39,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:39,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:40,481 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:44,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:44,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 47 states and 92 transitions. [2018-10-02 13:25:44,048 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 92 transitions. [2018-10-02 13:25:44,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-02 13:25:44,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:44,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:45,052 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:48,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:48,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 48 states and 94 transitions. [2018-10-02 13:25:48,812 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 94 transitions. [2018-10-02 13:25:48,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-10-02 13:25:48,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:48,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:49,741 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:53,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:53,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 49 states and 96 transitions. [2018-10-02 13:25:53,821 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 96 transitions. [2018-10-02 13:25:53,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-02 13:25:53,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:53,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:54,530 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:58,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:58,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 50 states and 98 transitions. [2018-10-02 13:25:58,583 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 98 transitions. [2018-10-02 13:25:58,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-02 13:25:58,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:58,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:59,720 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:26:03,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:26:03,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 51 states and 100 transitions. [2018-10-02 13:26:03,790 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 100 transitions. [2018-10-02 13:26:03,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-02 13:26:03,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:26:03,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:26:04,587 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:26:08,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:26:08,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 52 states and 102 transitions. [2018-10-02 13:26:08,858 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 102 transitions. [2018-10-02 13:26:08,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-02 13:26:08,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:26:08,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:26:09,604 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:26:14,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:26:14,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 53 states and 104 transitions. [2018-10-02 13:26:14,010 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 104 transitions. [2018-10-02 13:26:14,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-02 13:26:14,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:26:14,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:26:14,825 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:26:19,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:26:19,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 54 states and 106 transitions. [2018-10-02 13:26:19,384 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 106 transitions. [2018-10-02 13:26:19,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-02 13:26:19,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:26:19,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:26:20,453 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:26:25,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:26:25,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 55 states and 108 transitions. [2018-10-02 13:26:25,352 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 108 transitions. [2018-10-02 13:26:25,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-02 13:26:25,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:26:25,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:26:26,147 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:26:31,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:26:31,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 56 states and 110 transitions. [2018-10-02 13:26:31,222 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 110 transitions. [2018-10-02 13:26:31,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-10-02 13:26:31,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:26:31,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:26:32,147 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:26:37,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:26:37,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 57 states and 112 transitions. [2018-10-02 13:26:37,300 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 112 transitions. [2018-10-02 13:26:37,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-02 13:26:37,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:26:37,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:26:38,380 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:26:43,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:26:43,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 58 states and 114 transitions. [2018-10-02 13:26:43,863 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 114 transitions. [2018-10-02 13:26:43,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-02 13:26:43,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:26:43,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:26:44,730 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:26:50,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:26:50,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 59 states and 116 transitions. [2018-10-02 13:26:50,373 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 116 transitions. [2018-10-02 13:26:50,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-02 13:26:50,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:26:50,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:26:51,186 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:26:56,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:26:56,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 60 states and 118 transitions. [2018-10-02 13:26:56,992 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 118 transitions. [2018-10-02 13:26:56,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-02 13:26:56,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:26:57,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:26:57,815 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:27:03,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:27:03,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 61 states and 120 transitions. [2018-10-02 13:27:03,703 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 120 transitions. [2018-10-02 13:27:03,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-02 13:27:03,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:27:03,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:27:04,636 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:27:10,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:27:10,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 62 states and 122 transitions. [2018-10-02 13:27:10,706 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 122 transitions. [2018-10-02 13:27:10,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-02 13:27:10,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:27:10,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:27:11,609 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:27:18,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:27:18,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 63 states and 124 transitions. [2018-10-02 13:27:18,213 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 124 transitions. [2018-10-02 13:27:18,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-02 13:27:18,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:27:18,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:27:19,488 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:27:26,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:27:26,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 64 states and 126 transitions. [2018-10-02 13:27:26,528 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 126 transitions. [2018-10-02 13:27:26,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-02 13:27:26,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:27:26,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:27:27,589 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:27:34,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:27:34,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 65 states and 128 transitions. [2018-10-02 13:27:34,761 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 128 transitions. [2018-10-02 13:27:34,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-02 13:27:34,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:27:34,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:27:36,801 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:27:44,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:27:44,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 66 states and 130 transitions. [2018-10-02 13:27:44,115 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 130 transitions. [2018-10-02 13:27:44,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-02 13:27:44,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:27:44,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:27:45,152 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:27:52,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:27:52,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 67 states and 132 transitions. [2018-10-02 13:27:52,853 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 132 transitions. [2018-10-02 13:27:52,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-02 13:27:52,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:27:52,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:27:53,977 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:28:01,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:28:01,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 68 states and 134 transitions. [2018-10-02 13:28:01,860 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 134 transitions. [2018-10-02 13:28:01,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-02 13:28:01,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:28:01,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:28:03,021 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:28:14,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:28:14,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 69 states and 136 transitions. [2018-10-02 13:28:14,505 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 136 transitions. [2018-10-02 13:28:14,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-02 13:28:14,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:28:14,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:28:15,629 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:28:24,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:28:24,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 70 states and 138 transitions. [2018-10-02 13:28:24,106 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 138 transitions. [2018-10-02 13:28:24,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-10-02 13:28:24,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:28:24,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:28:25,291 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-10-02 13:28:33,564 INFO L760 CodeCheckObserver]: 0 DeclaredPredicates, 19018 GetRequests, 18440 SyntacticMatches, 64 SemanticMatches, 514 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 240.4s Time 128.5s impTime [2018-10-02 13:28:33,566 INFO L202 PluginConnector]: Adding new model Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.10 01:28:33 ImpRootNode [2018-10-02 13:28:33,566 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-02 13:28:33,567 INFO L168 Benchmark]: Toolchain (without parser) took 259828.89 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -147.8 MB). Free memory was 1.4 GB in the beginning and 923.5 MB in the end (delta: 524.3 MB). Peak memory consumption was 376.5 MB. Max. memory is 7.1 GB. [2018-10-02 13:28:33,568 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-02 13:28:33,569 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.05 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-02 13:28:33,569 INFO L168 Benchmark]: Boogie Preprocessor took 23.35 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-02 13:28:33,570 INFO L168 Benchmark]: RCFGBuilder took 557.49 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 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. [2018-10-02 13:28:33,571 INFO L168 Benchmark]: CodeCheck took 259201.34 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -147.8 MB). Free memory was 1.4 GB in the beginning and 923.5 MB in the end (delta: 503.2 MB). Peak memory consumption was 355.3 MB. Max. memory is 7.1 GB. [2018-10-02 13:28:33,574 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResultAtElement [Line: 41]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 41) - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 12 locations, 1 error locations. UNKNOWN Result, 259.1s OverallTime, 65 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, -16 SolverSat, -12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 132.0s Time, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 42.9s InterpolantComputationTime, 2275 NumberOfCodeBlocks, 2275 NumberOfCodeBlocksAsserted, 65 NumberOfCheckSat, 2210 ConstructedInterpolants, 0 QuantifiedInterpolants, 1515282 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 65 InterpolantComputations, 1 PerfectInterpolantSequences, 0/45760 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 - GenericResult: Unable to decide if program is safe! Unable to decide if program is safe! * 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 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 41.05 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 23.35 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 557.49 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 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 259201.34 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -147.8 MB). Free memory was 1.4 GB in the beginning and 923.5 MB in the end (delta: 503.2 MB). Peak memory consumption was 355.3 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-ArraysIntegefied.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-CodeCheckBenchmarks-0-2018-10-02_13-28-33-585.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Luxembourg-ArraysIntegefied.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-02_13-28-33-585.csv Completed graceful shutdown