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/HiddenEqualityWithBranches.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-00a8621 [2018-09-30 11:30:00,652 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-30 11:30:00,654 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-30 11:30:00,669 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-30 11:30:00,670 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-30 11:30:00,671 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-30 11:30:00,672 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-30 11:30:00,674 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-30 11:30:00,675 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-30 11:30:00,676 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-30 11:30:00,677 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-30 11:30:00,677 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-30 11:30:00,678 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-30 11:30:00,679 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-30 11:30:00,680 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-30 11:30:00,681 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-30 11:30:00,681 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-30 11:30:00,683 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-30 11:30:00,685 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-30 11:30:00,687 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-30 11:30:00,688 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-30 11:30:00,689 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-30 11:30:00,691 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-30 11:30:00,692 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-30 11:30:00,692 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-30 11:30:00,693 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-30 11:30:00,694 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-30 11:30:00,695 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-30 11:30:00,695 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-30 11:30:00,696 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-30 11:30:00,697 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-30 11:30:00,697 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-30 11:30:00,698 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-30 11:30:00,698 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-30 11:30:00,699 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-30 11:30:00,700 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-30 11:30:00,700 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf [2018-09-30 11:30:00,729 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-30 11:30:00,729 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-30 11:30:00,731 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-30 11:30:00,731 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-30 11:30:00,731 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-30 11:30:00,732 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-30 11:30:00,732 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-30 11:30:00,732 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-30 11:30:00,732 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-30 11:30:00,734 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-30 11:30:00,734 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-30 11:30:00,734 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-30 11:30:00,734 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-30 11:30:00,734 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-30 11:30:00,735 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-30 11:30:00,735 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-30 11:30:00,735 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-30 11:30:00,735 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-30 11:30:00,735 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-30 11:30:00,736 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-30 11:30:00,736 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-30 11:30:00,736 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 11:30:00,736 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-30 11:30:00,736 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-30 11:30:00,737 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-30 11:30:00,737 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-30 11:30:00,737 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-30 11:30:00,737 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-30 11:30:00,737 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-30 11:30:00,794 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-30 11:30:00,806 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-30 11:30:00,810 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-30 11:30:00,812 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-30 11:30:00,812 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-30 11:30:00,813 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/HiddenEqualityWithBranches.bpl [2018-09-30 11:30:00,813 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/HiddenEqualityWithBranches.bpl' [2018-09-30 11:30:00,860 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-30 11:30:00,863 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-30 11:30:00,864 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-30 11:30:00,864 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-30 11:30:00,864 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-30 11:30:00,884 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "HiddenEqualityWithBranches.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:30:00" (1/1) ... [2018-09-30 11:30:00,897 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "HiddenEqualityWithBranches.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:30:00" (1/1) ... [2018-09-30 11:30:00,902 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-30 11:30:00,903 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-30 11:30:00,903 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-30 11:30:00,905 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-30 11:30:00,906 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-30 11:30:00,906 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-30 11:30:00,906 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-30 11:30:00,918 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "HiddenEqualityWithBranches.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:30:00" (1/1) ... [2018-09-30 11:30:00,918 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "HiddenEqualityWithBranches.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:30:00" (1/1) ... [2018-09-30 11:30:00,919 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "HiddenEqualityWithBranches.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:30:00" (1/1) ... [2018-09-30 11:30:00,919 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "HiddenEqualityWithBranches.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:30:00" (1/1) ... [2018-09-30 11:30:00,921 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "HiddenEqualityWithBranches.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:30:00" (1/1) ... [2018-09-30 11:30:00,925 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "HiddenEqualityWithBranches.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:30:00" (1/1) ... [2018-09-30 11:30:00,926 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "HiddenEqualityWithBranches.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:30:00" (1/1) ... [2018-09-30 11:30:00,927 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-30 11:30:00,928 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-30 11:30:00,928 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-30 11:30:00,928 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-30 11:30:00,929 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "HiddenEqualityWithBranches.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:30:00" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 11:30:01,006 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-09-30 11:30:01,006 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-30 11:30:01,006 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-30 11:30:01,345 INFO L345 CfgBuilder]: Using library mode [2018-09-30 11:30:01,346 INFO L202 PluginConnector]: Adding new model HiddenEqualityWithBranches.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 11:30:01 BoogieIcfgContainer [2018-09-30 11:30:01,346 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-30 11:30:01,347 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-30 11:30:01,347 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-30 11:30:01,357 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-30 11:30:01,358 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "HiddenEqualityWithBranches.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 11:30:01" (1/1) ... [2018-09-30 11:30:01,370 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-30 11:30:01,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:01,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 4 transitions. [2018-09-30 11:30:01,410 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 4 transitions. [2018-09-30 11:30:01,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2018-09-30 11:30:01,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:01,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:01,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:01,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:01,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 5 states and 7 transitions. [2018-09-30 11:30:01,741 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 7 transitions. [2018-09-30 11:30:01,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-30 11:30:01,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:01,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:01,813 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:01,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:01,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 6 states and 10 transitions. [2018-09-30 11:30:01,944 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 10 transitions. [2018-09-30 11:30:01,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:30:01,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:01,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:02,041 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:02,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:02,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 7 states and 13 transitions. [2018-09-30 11:30:02,324 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 13 transitions. [2018-09-30 11:30:02,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 11:30:02,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:02,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:02,446 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:02,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:02,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 8 states and 16 transitions. [2018-09-30 11:30:02,665 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 16 transitions. [2018-09-30 11:30:02,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-30 11:30:02,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:02,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:02,751 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:02,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:02,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 9 states and 19 transitions. [2018-09-30 11:30:02,923 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 19 transitions. [2018-09-30 11:30:02,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-30 11:30:02,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:02,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:03,012 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:03,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:03,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 10 states and 22 transitions. [2018-09-30 11:30:03,427 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 22 transitions. [2018-09-30 11:30:03,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 11:30:03,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:03,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:03,525 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:03,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:03,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 11 states and 25 transitions. [2018-09-30 11:30:03,749 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 25 transitions. [2018-09-30 11:30:03,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 11:30:03,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:03,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:03,945 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:04,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:04,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 12 states and 28 transitions. [2018-09-30 11:30:04,135 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 28 transitions. [2018-09-30 11:30:04,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 11:30:04,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:04,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:04,268 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:04,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:04,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 13 states and 31 transitions. [2018-09-30 11:30:04,440 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 31 transitions. [2018-09-30 11:30:04,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-30 11:30:04,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:04,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:04,573 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:04,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:04,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 14 states and 34 transitions. [2018-09-30 11:30:04,701 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 34 transitions. [2018-09-30 11:30:04,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 11:30:04,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:04,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:04,799 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:04,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:04,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 15 states and 37 transitions. [2018-09-30 11:30:04,947 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 37 transitions. [2018-09-30 11:30:04,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-30 11:30:04,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:04,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:05,073 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:05,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:05,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 16 states and 40 transitions. [2018-09-30 11:30:05,238 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 40 transitions. [2018-09-30 11:30:05,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 11:30:05,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:05,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:05,357 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:05,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:05,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 17 states and 43 transitions. [2018-09-30 11:30:05,707 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 43 transitions. [2018-09-30 11:30:05,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 11:30:05,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:05,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:06,131 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:06,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:06,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 18 states and 46 transitions. [2018-09-30 11:30:06,304 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 46 transitions. [2018-09-30 11:30:06,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-30 11:30:06,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:06,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:06,440 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:06,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:06,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 19 states and 49 transitions. [2018-09-30 11:30:06,567 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 49 transitions. [2018-09-30 11:30:06,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-09-30 11:30:06,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:06,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:06,709 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:06,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:06,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 20 states and 52 transitions. [2018-09-30 11:30:06,874 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 52 transitions. [2018-09-30 11:30:06,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-30 11:30:06,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:06,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:07,091 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:07,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:07,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 21 states and 55 transitions. [2018-09-30 11:30:07,394 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 55 transitions. [2018-09-30 11:30:07,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-30 11:30:07,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:07,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:07,693 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:07,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:07,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 22 states and 58 transitions. [2018-09-30 11:30:07,874 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 58 transitions. [2018-09-30 11:30:07,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-30 11:30:07,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:07,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:07,985 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:08,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:08,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 23 states and 61 transitions. [2018-09-30 11:30:08,160 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 61 transitions. [2018-09-30 11:30:08,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-09-30 11:30:08,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:08,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:08,329 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:09,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:09,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 24 states and 64 transitions. [2018-09-30 11:30:09,076 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 64 transitions. [2018-09-30 11:30:09,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-30 11:30:09,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:09,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:09,681 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:10,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:10,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 25 states and 67 transitions. [2018-09-30 11:30:10,021 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 67 transitions. [2018-09-30 11:30:10,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-09-30 11:30:10,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:10,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:10,291 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:10,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:10,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 26 states and 70 transitions. [2018-09-30 11:30:10,862 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 70 transitions. [2018-09-30 11:30:10,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-30 11:30:10,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:10,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:11,146 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:11,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:11,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 27 states and 73 transitions. [2018-09-30 11:30:11,394 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 73 transitions. [2018-09-30 11:30:11,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-09-30 11:30:11,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:11,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:11,570 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:11,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:11,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 28 states and 76 transitions. [2018-09-30 11:30:11,917 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 76 transitions. [2018-09-30 11:30:11,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-30 11:30:11,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:11,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:12,172 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:12,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:12,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 29 states and 79 transitions. [2018-09-30 11:30:12,358 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 79 transitions. [2018-09-30 11:30:12,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-09-30 11:30:12,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:12,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:13,001 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:13,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:13,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 30 states and 82 transitions. [2018-09-30 11:30:13,287 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 82 transitions. [2018-09-30 11:30:13,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-30 11:30:13,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:13,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:13,457 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:13,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:13,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 31 states and 85 transitions. [2018-09-30 11:30:13,770 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 85 transitions. [2018-09-30 11:30:13,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-09-30 11:30:13,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:13,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:13,977 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:14,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:14,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 32 states and 88 transitions. [2018-09-30 11:30:14,402 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 88 transitions. [2018-09-30 11:30:14,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-30 11:30:14,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:14,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:15,228 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:15,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:15,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 33 states and 91 transitions. [2018-09-30 11:30:15,497 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 91 transitions. [2018-09-30 11:30:15,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-30 11:30:15,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:15,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:15,999 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:16,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:16,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 34 states and 94 transitions. [2018-09-30 11:30:16,242 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 94 transitions. [2018-09-30 11:30:16,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-30 11:30:16,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:16,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:16,556 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:16,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:16,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 35 states and 97 transitions. [2018-09-30 11:30:16,813 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 97 transitions. [2018-09-30 11:30:16,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-09-30 11:30:16,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:16,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:17,234 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:17,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:17,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 36 states and 100 transitions. [2018-09-30 11:30:17,485 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 100 transitions. [2018-09-30 11:30:17,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-30 11:30:17,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:17,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:17,771 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:18,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:18,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 37 states and 103 transitions. [2018-09-30 11:30:18,276 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 103 transitions. [2018-09-30 11:30:18,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-30 11:30:18,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:18,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:18,434 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:18,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:18,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 38 states and 106 transitions. [2018-09-30 11:30:18,693 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 106 transitions. [2018-09-30 11:30:18,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 11:30:18,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:18,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:18,941 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:19,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:19,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 39 states and 109 transitions. [2018-09-30 11:30:19,413 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 109 transitions. [2018-09-30 11:30:19,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-30 11:30:19,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:19,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:19,937 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:20,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:20,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 40 states and 112 transitions. [2018-09-30 11:30:20,169 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 112 transitions. [2018-09-30 11:30:20,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-30 11:30:20,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:20,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:20,481 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:20,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:20,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 41 states and 115 transitions. [2018-09-30 11:30:20,724 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 115 transitions. [2018-09-30 11:30:20,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-30 11:30:20,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:20,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:21,695 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:21,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:21,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 42 states and 118 transitions. [2018-09-30 11:30:21,998 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 118 transitions. [2018-09-30 11:30:21,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-30 11:30:21,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:22,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:22,167 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:22,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:22,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 43 states and 121 transitions. [2018-09-30 11:30:22,452 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 121 transitions. [2018-09-30 11:30:22,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-30 11:30:22,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:22,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:22,693 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:23,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:23,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 44 states and 124 transitions. [2018-09-30 11:30:23,062 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 124 transitions. [2018-09-30 11:30:23,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-30 11:30:23,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:23,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:23,252 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:23,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:23,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 45 states and 127 transitions. [2018-09-30 11:30:23,808 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 127 transitions. [2018-09-30 11:30:23,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-30 11:30:23,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:23,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:24,206 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:24,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:24,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 46 states and 130 transitions. [2018-09-30 11:30:24,693 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 130 transitions. [2018-09-30 11:30:24,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-30 11:30:24,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:24,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:24,905 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:25,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:25,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 47 states and 133 transitions. [2018-09-30 11:30:25,213 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 133 transitions. [2018-09-30 11:30:25,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-09-30 11:30:25,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:25,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:25,558 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:25,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:25,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 48 states and 136 transitions. [2018-09-30 11:30:25,844 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 136 transitions. [2018-09-30 11:30:25,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-30 11:30:25,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:25,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:26,099 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:26,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:26,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 49 states and 139 transitions. [2018-09-30 11:30:26,368 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 139 transitions. [2018-09-30 11:30:26,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-30 11:30:26,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:26,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:26,625 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:26,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:26,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 50 states and 142 transitions. [2018-09-30 11:30:26,918 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 142 transitions. [2018-09-30 11:30:26,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-30 11:30:26,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:26,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:27,205 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:27,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:27,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 51 states and 145 transitions. [2018-09-30 11:30:27,608 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 145 transitions. [2018-09-30 11:30:27,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-30 11:30:27,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:27,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:27,949 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:28,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:28,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 52 states and 148 transitions. [2018-09-30 11:30:28,313 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 148 transitions. [2018-09-30 11:30:28,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-30 11:30:28,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:28,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:28,701 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:29,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:29,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 53 states and 151 transitions. [2018-09-30 11:30:29,181 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 151 transitions. [2018-09-30 11:30:29,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-30 11:30:29,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:29,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:29,562 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:29,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:29,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 54 states and 154 transitions. [2018-09-30 11:30:29,984 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 154 transitions. [2018-09-30 11:30:29,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-30 11:30:29,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:29,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:30,240 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:30,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:30,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 55 states and 157 transitions. [2018-09-30 11:30:30,546 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 157 transitions. [2018-09-30 11:30:30,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-30 11:30:30,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:30,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:30,735 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:31,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:31,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 56 states and 160 transitions. [2018-09-30 11:30:31,075 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 160 transitions. [2018-09-30 11:30:31,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-30 11:30:31,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:31,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:31,749 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:32,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:32,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 57 states and 163 transitions. [2018-09-30 11:30:32,087 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 163 transitions. [2018-09-30 11:30:32,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-30 11:30:32,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:32,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:32,264 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:32,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:32,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 58 states and 166 transitions. [2018-09-30 11:30:32,578 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 166 transitions. [2018-09-30 11:30:32,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-30 11:30:32,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:32,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:32,770 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:33,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:33,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 59 states and 169 transitions. [2018-09-30 11:30:33,475 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 169 transitions. [2018-09-30 11:30:33,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-30 11:30:33,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:33,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:33,703 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:34,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:34,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 60 states and 172 transitions. [2018-09-30 11:30:34,085 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 172 transitions. [2018-09-30 11:30:34,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-30 11:30:34,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:34,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:34,240 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:35,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:35,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 61 states and 175 transitions. [2018-09-30 11:30:35,804 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 175 transitions. [2018-09-30 11:30:35,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-30 11:30:35,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:35,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:35,967 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:36,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:36,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 62 states and 178 transitions. [2018-09-30 11:30:36,364 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 178 transitions. [2018-09-30 11:30:36,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-30 11:30:36,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:36,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:36,555 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:36,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:36,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 63 states and 181 transitions. [2018-09-30 11:30:36,907 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 181 transitions. [2018-09-30 11:30:36,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-30 11:30:36,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:36,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:37,083 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:37,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:37,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 64 states and 184 transitions. [2018-09-30 11:30:37,456 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 184 transitions. [2018-09-30 11:30:37,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-30 11:30:37,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:37,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:37,741 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:38,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:38,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 65 states and 187 transitions. [2018-09-30 11:30:38,097 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 187 transitions. [2018-09-30 11:30:38,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-30 11:30:38,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:38,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:39,137 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:39,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:39,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 66 states and 190 transitions. [2018-09-30 11:30:39,560 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 190 transitions. [2018-09-30 11:30:39,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-30 11:30:39,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:39,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:39,929 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:40,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:40,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 67 states and 193 transitions. [2018-09-30 11:30:40,741 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 193 transitions. [2018-09-30 11:30:40,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-30 11:30:40,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:40,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:42,208 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:42,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:42,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 68 states and 196 transitions. [2018-09-30 11:30:42,609 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 196 transitions. [2018-09-30 11:30:42,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-09-30 11:30:42,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:42,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:42,976 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:43,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:43,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 69 states and 199 transitions. [2018-09-30 11:30:43,363 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 199 transitions. [2018-09-30 11:30:43,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-09-30 11:30:43,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:43,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:43,784 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:44,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:44,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 70 states and 202 transitions. [2018-09-30 11:30:44,166 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 202 transitions. [2018-09-30 11:30:44,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-09-30 11:30:44,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:44,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:44,466 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:45,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:45,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 71 states and 205 transitions. [2018-09-30 11:30:45,190 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 205 transitions. [2018-09-30 11:30:45,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-09-30 11:30:45,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:45,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:45,446 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:45,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:45,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 72 states and 208 transitions. [2018-09-30 11:30:45,851 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 208 transitions. [2018-09-30 11:30:45,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-09-30 11:30:45,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:45,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:46,067 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:46,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:46,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 73 states and 211 transitions. [2018-09-30 11:30:46,527 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 211 transitions. [2018-09-30 11:30:46,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-09-30 11:30:46,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:46,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:46,764 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:47,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:47,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 74 states and 214 transitions. [2018-09-30 11:30:47,265 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 214 transitions. [2018-09-30 11:30:47,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-09-30 11:30:47,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:47,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:47,503 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:48,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:48,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 75 states and 217 transitions. [2018-09-30 11:30:48,083 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 217 transitions. [2018-09-30 11:30:48,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-09-30 11:30:48,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:48,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:48,331 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:48,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:48,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 76 states and 220 transitions. [2018-09-30 11:30:48,868 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 220 transitions. [2018-09-30 11:30:48,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-09-30 11:30:48,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:48,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:49,099 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:49,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:49,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 77 states and 223 transitions. [2018-09-30 11:30:49,536 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 223 transitions. [2018-09-30 11:30:49,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-09-30 11:30:49,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:49,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:50,070 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:50,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:50,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 78 states and 226 transitions. [2018-09-30 11:30:50,508 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 226 transitions. [2018-09-30 11:30:50,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-09-30 11:30:50,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:50,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:50,717 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:51,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:51,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 79 states and 229 transitions. [2018-09-30 11:30:51,230 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 229 transitions. [2018-09-30 11:30:51,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-09-30 11:30:51,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:51,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:51,456 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:51,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:51,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 80 states and 232 transitions. [2018-09-30 11:30:51,963 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 232 transitions. [2018-09-30 11:30:51,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-09-30 11:30:51,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:51,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:52,226 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:52,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:52,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 81 states and 235 transitions. [2018-09-30 11:30:52,828 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 235 transitions. [2018-09-30 11:30:52,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-09-30 11:30:52,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:52,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:53,050 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:53,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:53,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 82 states and 238 transitions. [2018-09-30 11:30:53,525 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 238 transitions. [2018-09-30 11:30:53,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-09-30 11:30:53,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:53,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:53,751 INFO L134 CoverageAnalysis]: Checked inductivity of 3081 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:54,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:54,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 83 states and 241 transitions. [2018-09-30 11:30:54,231 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 241 transitions. [2018-09-30 11:30:54,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-09-30 11:30:54,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:54,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:54,463 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:55,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:55,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 84 states and 244 transitions. [2018-09-30 11:30:55,086 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 244 transitions. [2018-09-30 11:30:55,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-09-30 11:30:55,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:55,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:55,460 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:55,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:55,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 85 states and 247 transitions. [2018-09-30 11:30:55,966 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 247 transitions. [2018-09-30 11:30:55,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-09-30 11:30:55,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:55,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:56,239 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:56,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:56,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 86 states and 250 transitions. [2018-09-30 11:30:56,738 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 250 transitions. [2018-09-30 11:30:56,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-09-30 11:30:56,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:56,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:56,966 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:57,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:57,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 87 states and 253 transitions. [2018-09-30 11:30:57,503 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 253 transitions. [2018-09-30 11:30:57,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-09-30 11:30:57,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:57,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:57,804 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:58,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:58,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 88 states and 256 transitions. [2018-09-30 11:30:58,373 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 256 transitions. [2018-09-30 11:30:58,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-09-30 11:30:58,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:58,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:58,609 INFO L134 CoverageAnalysis]: Checked inductivity of 3570 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:30:59,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:30:59,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 89 states and 259 transitions. [2018-09-30 11:30:59,109 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 259 transitions. [2018-09-30 11:30:59,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-09-30 11:30:59,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:30:59,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:30:59,440 INFO L134 CoverageAnalysis]: Checked inductivity of 3655 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:00,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:00,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 90 states and 262 transitions. [2018-09-30 11:31:00,035 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2018-09-30 11:31:00,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-09-30 11:31:00,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:00,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:00,421 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:00,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:00,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 91 states and 265 transitions. [2018-09-30 11:31:00,938 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 265 transitions. [2018-09-30 11:31:00,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-09-30 11:31:00,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:00,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:01,191 INFO L134 CoverageAnalysis]: Checked inductivity of 3828 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:01,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:01,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 92 states and 268 transitions. [2018-09-30 11:31:01,742 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 268 transitions. [2018-09-30 11:31:01,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-09-30 11:31:01,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:01,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:01,999 INFO L134 CoverageAnalysis]: Checked inductivity of 3916 backedges. 0 proven. 3916 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:02,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:02,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 93 states and 271 transitions. [2018-09-30 11:31:02,523 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 271 transitions. [2018-09-30 11:31:02,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-09-30 11:31:02,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:02,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:02,795 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 4005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:03,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:03,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 94 states and 274 transitions. [2018-09-30 11:31:03,339 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 274 transitions. [2018-09-30 11:31:03,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-09-30 11:31:03,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:03,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:03,700 INFO L134 CoverageAnalysis]: Checked inductivity of 4095 backedges. 0 proven. 4095 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:04,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:04,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 95 states and 277 transitions. [2018-09-30 11:31:04,266 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 277 transitions. [2018-09-30 11:31:04,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-09-30 11:31:04,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:04,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:04,599 INFO L134 CoverageAnalysis]: Checked inductivity of 4186 backedges. 0 proven. 4186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:05,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:05,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 96 states and 280 transitions. [2018-09-30 11:31:05,199 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 280 transitions. [2018-09-30 11:31:05,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-09-30 11:31:05,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:05,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:05,551 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 4278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:06,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:06,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 97 states and 283 transitions. [2018-09-30 11:31:06,103 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 283 transitions. [2018-09-30 11:31:06,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-09-30 11:31:06,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:06,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:06,379 INFO L134 CoverageAnalysis]: Checked inductivity of 4371 backedges. 0 proven. 4371 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:06,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:06,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 98 states and 286 transitions. [2018-09-30 11:31:06,970 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 286 transitions. [2018-09-30 11:31:06,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-09-30 11:31:06,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:06,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:07,300 INFO L134 CoverageAnalysis]: Checked inductivity of 4465 backedges. 0 proven. 4465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:07,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:07,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 99 states and 289 transitions. [2018-09-30 11:31:07,894 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 289 transitions. [2018-09-30 11:31:07,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-09-30 11:31:07,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:07,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:08,285 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 4560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:08,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:08,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 100 states and 292 transitions. [2018-09-30 11:31:08,861 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 292 transitions. [2018-09-30 11:31:08,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-09-30 11:31:08,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:08,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:09,147 INFO L134 CoverageAnalysis]: Checked inductivity of 4656 backedges. 0 proven. 4656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:09,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:09,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 101 states and 295 transitions. [2018-09-30 11:31:09,737 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 295 transitions. [2018-09-30 11:31:09,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-09-30 11:31:09,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:09,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:10,046 INFO L134 CoverageAnalysis]: Checked inductivity of 4753 backedges. 0 proven. 4753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:11,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:11,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 102 states and 298 transitions. [2018-09-30 11:31:11,034 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 298 transitions. [2018-09-30 11:31:11,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-09-30 11:31:11,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:11,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:11,332 INFO L134 CoverageAnalysis]: Checked inductivity of 4851 backedges. 0 proven. 4851 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:11,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:11,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 103 states and 301 transitions. [2018-09-30 11:31:11,955 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 301 transitions. [2018-09-30 11:31:11,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-09-30 11:31:11,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:11,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:12,252 INFO L134 CoverageAnalysis]: Checked inductivity of 4950 backedges. 0 proven. 4950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:31:12,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:31:12,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 104 states and 304 transitions. [2018-09-30 11:31:12,973 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 304 transitions. [2018-09-30 11:31:12,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-09-30 11:31:12,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:31:12,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:31:36,338 INFO L134 CoverageAnalysis]: Checked inductivity of 5050 backedges. 0 proven. 5050 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:33:38,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:38,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 205 states and 807 transitions. [2018-09-30 11:33:38,141 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 807 transitions. [2018-09-30 11:33:38,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-09-30 11:33:38,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:38,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:33:48,365 INFO L134 CoverageAnalysis]: Checked inductivity of 5151 backedges. 0 proven. 5151 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:33:52,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:33:52,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 205 states and 805 transitions. [2018-09-30 11:33:52,487 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 805 transitions. [2018-09-30 11:33:52,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-09-30 11:33:52,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:33:52,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:34:01,980 INFO L134 CoverageAnalysis]: Checked inductivity of 5151 backedges. 0 proven. 5151 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-09-30 11:34:02,451 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-09-30 11:34:02,453 INFO L168 Benchmark]: Toolchain (without parser) took 241593.05 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.5 GB in the beginning and 2.6 GB in the end (delta: -1.1 GB). Peak memory consumption was 756.0 MB. Max. memory is 7.1 GB. [2018-09-30 11:34:02,455 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 11:34:02,455 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.02 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 11:34:02,456 INFO L168 Benchmark]: Boogie Preprocessor took 21.46 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 11:34:02,456 INFO L168 Benchmark]: RCFGBuilder took 418.79 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-30 11:34:02,457 INFO L168 Benchmark]: CodeCheck took 241105.53 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.4 GB in the beginning and 2.6 GB in the end (delta: -1.2 GB). Peak memory consumption was 734.9 MB. Max. memory is 7.1 GB. [2018-09-30 11:34:02,460 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 PredicateComparison was comparing new predicate (quantifier-free) to 1022 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.19 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 42.02 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 21.46 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 418.79 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 241105.53 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.4 GB in the beginning and 2.6 GB in the end (delta: -1.2 GB). Peak memory consumption was 734.9 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/HiddenEqualityWithBranches.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-30_11-34-02-472.csv Completed graceful shutdown