java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/count_by_k.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-9f4048f [2018-10-04 13:43:17,554 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-04 13:43:17,556 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-04 13:43:17,569 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-04 13:43:17,570 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-04 13:43:17,571 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-04 13:43:17,572 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-04 13:43:17,574 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-04 13:43:17,575 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-04 13:43:17,576 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-04 13:43:17,577 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-04 13:43:17,577 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-04 13:43:17,578 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-04 13:43:17,579 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-04 13:43:17,580 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-04 13:43:17,581 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-04 13:43:17,582 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-04 13:43:17,584 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-04 13:43:17,586 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-04 13:43:17,591 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-04 13:43:17,592 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-04 13:43:17,593 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-04 13:43:17,595 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-04 13:43:17,596 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-04 13:43:17,596 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-04 13:43:17,597 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-04 13:43:17,598 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-04 13:43:17,598 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-04 13:43:17,599 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-04 13:43:17,600 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-04 13:43:17,600 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-04 13:43:17,601 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-04 13:43:17,601 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-04 13:43:17,602 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-04 13:43:17,603 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-04 13:43:17,603 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-04 13:43:17,603 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf [2018-10-04 13:43:17,627 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-04 13:43:17,628 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-04 13:43:17,628 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-04 13:43:17,629 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-04 13:43:17,629 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-04 13:43:17,629 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-04 13:43:17,630 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-04 13:43:17,630 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-04 13:43:17,630 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-04 13:43:17,630 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-04 13:43:17,630 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-04 13:43:17,631 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-04 13:43:17,632 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-04 13:43:17,633 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-04 13:43:17,633 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-04 13:43:17,633 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-04 13:43:17,633 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-04 13:43:17,633 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-04 13:43:17,634 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-04 13:43:17,635 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-10-04 13:43:17,635 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-04 13:43:17,635 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-04 13:43:17,636 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 13:43:17,636 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-04 13:43:17,636 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-04 13:43:17,636 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-04 13:43:17,636 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-04 13:43:17,636 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-04 13:43:17,637 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-04 13:43:17,637 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-04 13:43:17,694 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-04 13:43:17,715 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-04 13:43:17,724 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-04 13:43:17,726 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-04 13:43:17,726 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-04 13:43:17,727 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/count_by_k.i_3.bpl [2018-10-04 13:43:17,727 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/count_by_k.i_3.bpl' [2018-10-04 13:43:17,790 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-04 13:43:17,792 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-04 13:43:17,793 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-04 13:43:17,793 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-04 13:43:17,793 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-04 13:43:17,816 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:43:17" (1/1) ... [2018-10-04 13:43:17,828 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:43:17" (1/1) ... [2018-10-04 13:43:17,836 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-04 13:43:17,836 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-04 13:43:17,837 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-04 13:43:17,837 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-04 13:43:17,849 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:43:17" (1/1) ... [2018-10-04 13:43:17,849 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:43:17" (1/1) ... [2018-10-04 13:43:17,850 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:43:17" (1/1) ... [2018-10-04 13:43:17,850 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:43:17" (1/1) ... [2018-10-04 13:43:17,854 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:43:17" (1/1) ... [2018-10-04 13:43:17,857 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:43:17" (1/1) ... [2018-10-04 13:43:17,858 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:43:17" (1/1) ... [2018-10-04 13:43:17,860 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-04 13:43:17,860 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-04 13:43:17,861 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-04 13:43:17,861 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-04 13:43:17,862 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:43:17" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 13:43:17,943 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-04 13:43:17,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-04 13:43:18,154 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-04 13:43:18,155 INFO L202 PluginConnector]: Adding new model count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 01:43:18 BoogieIcfgContainer [2018-10-04 13:43:18,155 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-04 13:43:18,155 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-04 13:43:18,156 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-04 13:43:18,168 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-04 13:43:18,168 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 01:43:18" (1/1) ... [2018-10-04 13:43:18,186 INFO L108 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-10-04 13:43:18,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:18,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-10-04 13:43:18,222 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-10-04 13:43:18,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-04 13:43:18,225 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:18,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:18,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:43:18,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:18,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-10-04 13:43:18,740 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-10-04 13:43:18,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:43:18,740 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:18,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:18,855 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:43:19,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:19,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 9 states and 10 transitions. [2018-10-04 13:43:19,582 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2018-10-04 13:43:19,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:43:19,582 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:19,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:19,693 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:43:20,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:20,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 11 states and 12 transitions. [2018-10-04 13:43:20,108 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2018-10-04 13:43:20,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:43:20,109 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:20,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:20,202 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:43:21,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:21,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2018-10-04 13:43:21,165 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2018-10-04 13:43:21,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 13:43:21,165 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:21,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:21,249 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:43:21,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:21,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 15 states and 16 transitions. [2018-10-04 13:43:21,735 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2018-10-04 13:43:21,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-04 13:43:21,737 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:21,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:21,829 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:43:22,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:22,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2018-10-04 13:43:22,671 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2018-10-04 13:43:22,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-04 13:43:22,673 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:22,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:22,917 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:43:23,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:23,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2018-10-04 13:43:23,744 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2018-10-04 13:43:23,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-04 13:43:23,745 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:23,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:23,892 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:43:24,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:24,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2018-10-04 13:43:24,373 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2018-10-04 13:43:24,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-04 13:43:24,374 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:24,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:24,853 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:43:25,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:25,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 23 states and 24 transitions. [2018-10-04 13:43:25,935 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2018-10-04 13:43:25,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-04 13:43:25,936 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:25,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:26,059 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:43:26,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:26,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 25 states and 26 transitions. [2018-10-04 13:43:26,524 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2018-10-04 13:43:26,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-04 13:43:26,525 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:26,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:26,956 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:43:27,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:27,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 27 states and 28 transitions. [2018-10-04 13:43:27,611 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2018-10-04 13:43:27,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-04 13:43:27,612 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:27,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:27,741 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:43:28,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:28,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 29 states and 30 transitions. [2018-10-04 13:43:28,338 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 30 transitions. [2018-10-04 13:43:28,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-04 13:43:28,339 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:28,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:28,718 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:43:29,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:29,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 31 states and 32 transitions. [2018-10-04 13:43:29,330 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 32 transitions. [2018-10-04 13:43:29,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-04 13:43:29,331 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:29,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:29,512 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:43:30,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:30,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 33 states and 34 transitions. [2018-10-04 13:43:30,075 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2018-10-04 13:43:30,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-04 13:43:30,076 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:30,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:30,316 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:43:31,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:31,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 35 states and 36 transitions. [2018-10-04 13:43:31,103 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 36 transitions. [2018-10-04 13:43:31,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-04 13:43:31,104 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:31,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:31,280 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:43:31,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:31,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 37 states and 38 transitions. [2018-10-04 13:43:31,973 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 38 transitions. [2018-10-04 13:43:31,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-04 13:43:31,974 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:31,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:32,215 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:43:32,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:32,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 39 states and 40 transitions. [2018-10-04 13:43:32,977 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 40 transitions. [2018-10-04 13:43:32,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-04 13:43:32,978 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:32,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:34,010 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:43:34,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:34,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 41 states and 42 transitions. [2018-10-04 13:43:34,752 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 42 transitions. [2018-10-04 13:43:34,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-04 13:43:34,753 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:34,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:35,083 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:43:36,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:36,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 43 states and 44 transitions. [2018-10-04 13:43:36,685 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 44 transitions. [2018-10-04 13:43:36,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-04 13:43:36,686 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:36,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:36,867 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:43:37,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:37,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 45 states and 46 transitions. [2018-10-04 13:43:37,738 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 46 transitions. [2018-10-04 13:43:37,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-04 13:43:37,739 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:37,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:38,042 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:43:39,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:39,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 47 states and 48 transitions. [2018-10-04 13:43:39,382 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 48 transitions. [2018-10-04 13:43:39,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-04 13:43:39,383 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:39,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:39,706 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:43:40,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:40,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 49 states and 50 transitions. [2018-10-04 13:43:40,812 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 50 transitions. [2018-10-04 13:43:40,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-04 13:43:40,813 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:40,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:41,246 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 0 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:43:42,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:42,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 51 states and 52 transitions. [2018-10-04 13:43:42,273 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 52 transitions. [2018-10-04 13:43:42,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-04 13:43:42,274 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:42,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:42,527 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:43:43,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:43,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 53 states and 54 transitions. [2018-10-04 13:43:43,645 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 54 transitions. [2018-10-04 13:43:43,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-04 13:43:43,646 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:43,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:43,871 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:43:44,993 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 28 new depth: 26 [2018-10-04 13:43:45,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:45,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 55 states and 56 transitions. [2018-10-04 13:43:45,435 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 56 transitions. [2018-10-04 13:43:45,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-04 13:43:45,436 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:45,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:45,778 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 0 proven. 650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:43:47,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:47,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 57 states and 58 transitions. [2018-10-04 13:43:47,043 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 58 transitions. [2018-10-04 13:43:47,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-04 13:43:47,044 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:47,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:47,323 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 0 proven. 702 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:43:49,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:49,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 59 states and 60 transitions. [2018-10-04 13:43:49,988 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 60 transitions. [2018-10-04 13:43:49,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-04 13:43:49,989 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:50,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:50,245 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 0 proven. 756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:43:51,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:51,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 61 states and 62 transitions. [2018-10-04 13:43:51,648 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 62 transitions. [2018-10-04 13:43:51,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-04 13:43:51,649 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:51,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:51,878 INFO L134 CoverageAnalysis]: Checked inductivity of 812 backedges. 0 proven. 812 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:43:53,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:53,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 63 states and 64 transitions. [2018-10-04 13:43:53,250 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 64 transitions. [2018-10-04 13:43:53,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-04 13:43:53,250 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:53,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:53,600 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 0 proven. 870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:43:55,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:55,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 65 states and 66 transitions. [2018-10-04 13:43:55,916 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 66 transitions. [2018-10-04 13:43:55,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-04 13:43:55,917 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:55,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:56,674 INFO L134 CoverageAnalysis]: Checked inductivity of 930 backedges. 0 proven. 930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:43:58,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:58,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 67 states and 68 transitions. [2018-10-04 13:43:58,163 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 68 transitions. [2018-10-04 13:43:58,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-04 13:43:58,163 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:58,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:58,523 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 0 proven. 992 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:44:00,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:44:00,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 69 states and 70 transitions. [2018-10-04 13:44:00,609 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 70 transitions. [2018-10-04 13:44:00,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-04 13:44:00,610 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:44:00,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:44:00,909 INFO L134 CoverageAnalysis]: Checked inductivity of 1056 backedges. 0 proven. 1056 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:44:02,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:44:02,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 71 states and 72 transitions. [2018-10-04 13:44:02,622 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 72 transitions. [2018-10-04 13:44:02,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-04 13:44:02,623 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:44:02,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:44:02,994 INFO L134 CoverageAnalysis]: Checked inductivity of 1122 backedges. 0 proven. 1122 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:44:04,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:44:04,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 73 states and 74 transitions. [2018-10-04 13:44:04,686 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 74 transitions. [2018-10-04 13:44:04,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-04 13:44:04,686 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:44:04,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:44:05,004 INFO L134 CoverageAnalysis]: Checked inductivity of 1190 backedges. 0 proven. 1190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:44:06,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:44:06,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 75 states and 76 transitions. [2018-10-04 13:44:06,923 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 76 transitions. [2018-10-04 13:44:06,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-04 13:44:06,924 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:44:06,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:44:07,287 INFO L134 CoverageAnalysis]: Checked inductivity of 1260 backedges. 0 proven. 1260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:44:09,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:44:09,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 77 states and 78 transitions. [2018-10-04 13:44:09,154 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 78 transitions. [2018-10-04 13:44:09,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-04 13:44:09,154 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:44:09,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:44:09,474 INFO L134 CoverageAnalysis]: Checked inductivity of 1332 backedges. 0 proven. 1332 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:44:11,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:44:11,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 79 states and 80 transitions. [2018-10-04 13:44:11,390 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 80 transitions. [2018-10-04 13:44:11,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-04 13:44:11,391 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:44:11,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:44:11,874 INFO L134 CoverageAnalysis]: Checked inductivity of 1406 backedges. 0 proven. 1406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:44:14,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:44:14,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 81 states and 82 transitions. [2018-10-04 13:44:14,034 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 82 transitions. [2018-10-04 13:44:14,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-04 13:44:14,035 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:44:14,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:44:14,479 INFO L134 CoverageAnalysis]: Checked inductivity of 1482 backedges. 0 proven. 1482 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:44:16,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:44:16,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 83 states and 84 transitions. [2018-10-04 13:44:16,660 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 84 transitions. [2018-10-04 13:44:16,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-04 13:44:16,661 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:44:16,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:44:17,127 INFO L134 CoverageAnalysis]: Checked inductivity of 1560 backedges. 0 proven. 1560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:44:19,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:44:19,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 85 states and 86 transitions. [2018-10-04 13:44:19,478 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 86 transitions. [2018-10-04 13:44:19,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-04 13:44:19,479 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:44:19,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:44:19,917 INFO L134 CoverageAnalysis]: Checked inductivity of 1640 backedges. 0 proven. 1640 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:44:22,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:44:22,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 87 states and 88 transitions. [2018-10-04 13:44:22,429 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 88 transitions. [2018-10-04 13:44:22,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-04 13:44:22,430 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:44:22,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:44:22,911 INFO L134 CoverageAnalysis]: Checked inductivity of 1722 backedges. 0 proven. 1722 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:44:25,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:44:25,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 89 states and 90 transitions. [2018-10-04 13:44:25,412 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 90 transitions. [2018-10-04 13:44:25,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-04 13:44:25,413 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:44:25,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:44:25,828 INFO L134 CoverageAnalysis]: Checked inductivity of 1806 backedges. 0 proven. 1806 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:44:28,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:44:28,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 91 states and 92 transitions. [2018-10-04 13:44:28,337 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 92 transitions. [2018-10-04 13:44:28,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-04 13:44:28,338 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:44:28,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:44:28,791 INFO L134 CoverageAnalysis]: Checked inductivity of 1892 backedges. 0 proven. 1892 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:44:31,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:44:31,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 93 states and 94 transitions. [2018-10-04 13:44:31,398 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 94 transitions. [2018-10-04 13:44:31,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-04 13:44:31,399 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:44:31,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:44:31,882 INFO L134 CoverageAnalysis]: Checked inductivity of 1980 backedges. 0 proven. 1980 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:44:34,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:44:34,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 95 states and 96 transitions. [2018-10-04 13:44:34,801 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 96 transitions. [2018-10-04 13:44:34,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-04 13:44:34,801 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:44:34,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:44:36,137 INFO L134 CoverageAnalysis]: Checked inductivity of 2070 backedges. 0 proven. 2070 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:44:39,622 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 48 new depth: 47 [2018-10-04 13:44:40,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:44:40,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 97 states and 98 transitions. [2018-10-04 13:44:40,031 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 98 transitions. [2018-10-04 13:44:40,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-10-04 13:44:40,032 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:44:40,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:44:41,623 INFO L134 CoverageAnalysis]: Checked inductivity of 2162 backedges. 0 proven. 2162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:44:44,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:44:44,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 99 states and 100 transitions. [2018-10-04 13:44:44,599 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 100 transitions. [2018-10-04 13:44:44,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-04 13:44:44,600 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:44:44,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:44:45,392 INFO L134 CoverageAnalysis]: Checked inductivity of 2256 backedges. 0 proven. 2256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:44:51,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:44:51,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 101 states and 102 transitions. [2018-10-04 13:44:51,267 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 102 transitions. [2018-10-04 13:44:51,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-10-04 13:44:51,268 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:44:51,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:44:51,740 INFO L134 CoverageAnalysis]: Checked inductivity of 2352 backedges. 0 proven. 2352 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:44:54,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:44:54,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 103 states and 104 transitions. [2018-10-04 13:44:54,880 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 104 transitions. [2018-10-04 13:44:54,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-04 13:44:54,881 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:44:54,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:44:55,406 INFO L134 CoverageAnalysis]: Checked inductivity of 2450 backedges. 0 proven. 2450 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:44:58,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:44:58,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 105 states and 106 transitions. [2018-10-04 13:44:58,706 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 106 transitions. [2018-10-04 13:44:58,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-04 13:44:58,707 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:44:58,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:44:59,170 INFO L134 CoverageAnalysis]: Checked inductivity of 2550 backedges. 0 proven. 2550 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:45:02,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:45:02,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 107 states and 108 transitions. [2018-10-04 13:45:02,434 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 108 transitions. [2018-10-04 13:45:02,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-04 13:45:02,435 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:45:02,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:45:02,972 INFO L134 CoverageAnalysis]: Checked inductivity of 2652 backedges. 0 proven. 2652 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:45:06,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:45:06,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 109 states and 110 transitions. [2018-10-04 13:45:06,399 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 110 transitions. [2018-10-04 13:45:06,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-10-04 13:45:06,400 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:45:06,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:45:06,899 INFO L134 CoverageAnalysis]: Checked inductivity of 2756 backedges. 0 proven. 2756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:45:10,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:45:10,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 111 states and 112 transitions. [2018-10-04 13:45:10,523 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 112 transitions. [2018-10-04 13:45:10,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-04 13:45:10,524 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:45:10,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:45:11,360 INFO L134 CoverageAnalysis]: Checked inductivity of 2862 backedges. 0 proven. 2862 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:45:15,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:45:15,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 113 states and 114 transitions. [2018-10-04 13:45:15,095 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 114 transitions. [2018-10-04 13:45:15,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-04 13:45:15,096 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:45:15,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:45:16,733 INFO L134 CoverageAnalysis]: Checked inductivity of 2970 backedges. 0 proven. 2970 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:45:20,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:45:20,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 115 states and 116 transitions. [2018-10-04 13:45:20,665 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 116 transitions. [2018-10-04 13:45:20,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-10-04 13:45:20,665 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:45:20,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:45:21,364 INFO L134 CoverageAnalysis]: Checked inductivity of 3080 backedges. 0 proven. 3080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:45:25,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:45:25,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 117 states and 118 transitions. [2018-10-04 13:45:25,392 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 118 transitions. [2018-10-04 13:45:25,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-04 13:45:25,393 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:45:25,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:45:25,968 INFO L134 CoverageAnalysis]: Checked inductivity of 3192 backedges. 0 proven. 3192 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:45:30,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:45:30,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 119 states and 120 transitions. [2018-10-04 13:45:30,147 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 120 transitions. [2018-10-04 13:45:30,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-10-04 13:45:30,148 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:45:30,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:45:31,484 INFO L134 CoverageAnalysis]: Checked inductivity of 3306 backedges. 0 proven. 3306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:45:35,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:45:35,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 121 states and 122 transitions. [2018-10-04 13:45:35,880 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 122 transitions. [2018-10-04 13:45:35,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-10-04 13:45:35,881 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:45:36,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:45:36,501 INFO L134 CoverageAnalysis]: Checked inductivity of 3422 backedges. 0 proven. 3422 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:45:40,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:45:40,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 123 states and 124 transitions. [2018-10-04 13:45:40,992 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 124 transitions. [2018-10-04 13:45:40,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-10-04 13:45:40,993 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:45:41,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:45:41,628 INFO L134 CoverageAnalysis]: Checked inductivity of 3540 backedges. 0 proven. 3540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:45:46,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:45:46,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 125 states and 126 transitions. [2018-10-04 13:45:46,099 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 126 transitions. [2018-10-04 13:45:46,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-10-04 13:45:46,100 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:45:46,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:45:46,746 INFO L134 CoverageAnalysis]: Checked inductivity of 3660 backedges. 0 proven. 3660 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:45:51,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:45:51,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 127 states and 128 transitions. [2018-10-04 13:45:51,405 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 128 transitions. [2018-10-04 13:45:51,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-10-04 13:45:51,406 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:45:51,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:45:52,068 INFO L134 CoverageAnalysis]: Checked inductivity of 3782 backedges. 0 proven. 3782 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:45:57,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:45:57,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 129 states and 130 transitions. [2018-10-04 13:45:57,052 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 130 transitions. [2018-10-04 13:45:57,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-10-04 13:45:57,053 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:45:57,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:45:57,746 INFO L134 CoverageAnalysis]: Checked inductivity of 3906 backedges. 0 proven. 3906 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:46:02,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:46:02,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 131 states and 132 transitions. [2018-10-04 13:46:02,915 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 132 transitions. [2018-10-04 13:46:02,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-10-04 13:46:02,916 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:46:03,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:46:03,623 INFO L134 CoverageAnalysis]: Checked inductivity of 4032 backedges. 0 proven. 4032 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:46:08,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:46:08,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 133 states and 134 transitions. [2018-10-04 13:46:08,929 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 134 transitions. [2018-10-04 13:46:08,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-10-04 13:46:08,930 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:46:09,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:46:09,710 INFO L134 CoverageAnalysis]: Checked inductivity of 4160 backedges. 0 proven. 4160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:46:15,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:46:15,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 135 states and 136 transitions. [2018-10-04 13:46:15,279 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 136 transitions. [2018-10-04 13:46:15,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-10-04 13:46:15,280 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:46:15,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:46:16,033 INFO L134 CoverageAnalysis]: Checked inductivity of 4290 backedges. 0 proven. 4290 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:46:21,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:46:21,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 137 states and 138 transitions. [2018-10-04 13:46:21,821 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 138 transitions. [2018-10-04 13:46:21,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-10-04 13:46:21,822 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:46:22,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:46:22,689 INFO L134 CoverageAnalysis]: Checked inductivity of 4422 backedges. 0 proven. 4422 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:46:29,395 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 68 new depth: 68 [2018-10-04 13:46:30,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:46:30,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 139 states and 140 transitions. [2018-10-04 13:46:30,788 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 140 transitions. [2018-10-04 13:46:30,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-10-04 13:46:30,789 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:46:31,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:46:32,174 INFO L134 CoverageAnalysis]: Checked inductivity of 4556 backedges. 0 proven. 4556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:46:38,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:46:38,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 141 states and 142 transitions. [2018-10-04 13:46:38,351 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 142 transitions. [2018-10-04 13:46:38,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-10-04 13:46:38,352 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:46:38,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:46:39,383 INFO L134 CoverageAnalysis]: Checked inductivity of 4692 backedges. 0 proven. 4692 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:46:45,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:46:45,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 143 states and 144 transitions. [2018-10-04 13:46:45,409 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 144 transitions. [2018-10-04 13:46:45,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-10-04 13:46:45,410 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:46:45,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:46:46,185 INFO L134 CoverageAnalysis]: Checked inductivity of 4830 backedges. 0 proven. 4830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:46:52,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:46:52,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 145 states and 146 transitions. [2018-10-04 13:46:52,307 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 146 transitions. [2018-10-04 13:46:52,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-10-04 13:46:52,308 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:46:52,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:46:53,156 INFO L134 CoverageAnalysis]: Checked inductivity of 4970 backedges. 0 proven. 4970 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:46:59,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:46:59,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 147 states and 148 transitions. [2018-10-04 13:46:59,643 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 148 transitions. [2018-10-04 13:46:59,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-10-04 13:46:59,644 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:46:59,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:00,575 INFO L134 CoverageAnalysis]: Checked inductivity of 5112 backedges. 0 proven. 5112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:07,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:07,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 149 states and 150 transitions. [2018-10-04 13:47:07,482 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 150 transitions. [2018-10-04 13:47:07,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-10-04 13:47:07,483 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:07,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:08,421 INFO L134 CoverageAnalysis]: Checked inductivity of 5256 backedges. 0 proven. 5256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:15,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:15,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 151 states and 152 transitions. [2018-10-04 13:47:15,342 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 152 transitions. [2018-10-04 13:47:15,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-10-04 13:47:15,344 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:15,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:16,355 INFO L134 CoverageAnalysis]: Checked inductivity of 5402 backedges. 0 proven. 5402 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:23,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:23,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 153 states and 154 transitions. [2018-10-04 13:47:23,337 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 154 transitions. [2018-10-04 13:47:23,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-10-04 13:47:23,338 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:23,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:24,320 INFO L134 CoverageAnalysis]: Checked inductivity of 5550 backedges. 0 proven. 5550 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:31,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:31,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 155 states and 156 transitions. [2018-10-04 13:47:31,884 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 156 transitions. [2018-10-04 13:47:31,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-10-04 13:47:31,885 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:32,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:33,104 INFO L134 CoverageAnalysis]: Checked inductivity of 5700 backedges. 0 proven. 5700 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown