java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf -i ../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/DivisibilityInterpolantRequired01-BackwardSuccess.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-9f4048f [2018-10-04 13:53:40,499 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-04 13:53:40,501 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-04 13:53:40,517 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-04 13:53:40,517 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-04 13:53:40,518 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-04 13:53:40,519 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-04 13:53:40,521 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-04 13:53:40,523 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-04 13:53:40,525 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-04 13:53:40,526 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-04 13:53:40,526 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-04 13:53:40,527 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-04 13:53:40,528 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-04 13:53:40,529 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-04 13:53:40,530 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-04 13:53:40,531 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-04 13:53:40,533 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-04 13:53:40,535 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-04 13:53:40,536 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-04 13:53:40,537 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-04 13:53:40,538 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-04 13:53:40,541 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-04 13:53:40,541 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-04 13:53:40,541 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-04 13:53:40,542 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-04 13:53:40,543 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-04 13:53:40,544 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-04 13:53:40,545 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-04 13:53:40,546 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-04 13:53:40,546 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-04 13:53:40,547 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-04 13:53:40,547 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-04 13:53:40,548 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-04 13:53:40,549 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-04 13:53:40,549 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-04 13:53:40,550 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 13:53:40,567 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-04 13:53:40,567 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-04 13:53:40,570 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-04 13:53:40,570 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-04 13:53:40,571 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-04 13:53:40,571 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-04 13:53:40,571 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-04 13:53:40,571 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-04 13:53:40,571 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-04 13:53:40,572 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-04 13:53:40,572 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-04 13:53:40,573 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-04 13:53:40,574 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-04 13:53:40,574 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-04 13:53:40,574 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-04 13:53:40,574 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-04 13:53:40,574 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-04 13:53:40,575 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-04 13:53:40,575 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-04 13:53:40,575 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-10-04 13:53:40,575 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-04 13:53:40,575 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-04 13:53:40,576 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 13:53:40,577 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-04 13:53:40,577 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-04 13:53:40,578 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-04 13:53:40,578 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-04 13:53:40,578 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-04 13:53:40,578 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-04 13:53:40,578 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-04 13:53:40,643 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-04 13:53:40,660 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-04 13:53:40,668 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-04 13:53:40,669 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-04 13:53:40,670 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-04 13:53:40,671 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/DivisibilityInterpolantRequired01-BackwardSuccess.bpl [2018-10-04 13:53:40,671 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/DivisibilityInterpolantRequired01-BackwardSuccess.bpl' [2018-10-04 13:53:40,724 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-04 13:53:40,726 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-04 13:53:40,727 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-04 13:53:40,727 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-04 13:53:40,727 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-04 13:53:40,750 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:53:40" (1/1) ... [2018-10-04 13:53:40,763 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:53:40" (1/1) ... [2018-10-04 13:53:40,767 WARN L165 Inliner]: Program contained no entry procedure! [2018-10-04 13:53:40,768 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-10-04 13:53:40,768 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-10-04 13:53:40,770 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-04 13:53:40,771 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-04 13:53:40,771 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-04 13:53:40,771 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-04 13:53:40,784 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:53:40" (1/1) ... [2018-10-04 13:53:40,784 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:53:40" (1/1) ... [2018-10-04 13:53:40,784 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:53:40" (1/1) ... [2018-10-04 13:53:40,785 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:53:40" (1/1) ... [2018-10-04 13:53:40,788 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:53:40" (1/1) ... [2018-10-04 13:53:40,792 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:53:40" (1/1) ... [2018-10-04 13:53:40,794 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:53:40" (1/1) ... [2018-10-04 13:53:40,795 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-04 13:53:40,796 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-04 13:53:40,797 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-04 13:53:40,797 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-04 13:53:40,800 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:53:40" (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 13:53:40,882 INFO L130 BoogieDeclarations]: Found specification of procedure proc [2018-10-04 13:53:40,883 INFO L138 BoogieDeclarations]: Found implementation of procedure proc [2018-10-04 13:53:41,099 INFO L338 CfgBuilder]: Using library mode [2018-10-04 13:53:41,100 INFO L202 PluginConnector]: Adding new model DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 01:53:41 BoogieIcfgContainer [2018-10-04 13:53:41,100 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-04 13:53:41,101 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-04 13:53:41,101 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-04 13:53:41,115 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-04 13:53:41,115 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 01:53:41" (1/1) ... [2018-10-04 13:53:41,135 INFO L108 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-10-04 13:53:41,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:53:41,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 4 transitions. [2018-10-04 13:53:41,180 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 4 transitions. [2018-10-04 13:53:41,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2018-10-04 13:53:41,186 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:53:41,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:53:41,350 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 13:53:41,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:53:41,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 5 states and 7 transitions. [2018-10-04 13:53:41,679 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 7 transitions. [2018-10-04 13:53:41,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 13:53:41,682 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:53:41,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:53:41,740 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:53:42,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:53:42,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 6 states and 9 transitions. [2018-10-04 13:53:42,039 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 9 transitions. [2018-10-04 13:53:42,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-04 13:53:42,039 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:53:42,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:53:42,137 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:53:42,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:53:42,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 7 states and 11 transitions. [2018-10-04 13:53:42,639 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 11 transitions. [2018-10-04 13:53:42,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-04 13:53:42,640 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:53:42,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:53:42,708 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 13:53:43,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:53:43,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 8 states and 13 transitions. [2018-10-04 13:53:43,076 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 13 transitions. [2018-10-04 13:53:43,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:53:43,077 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:53:43,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:53:43,152 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:53:43,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:53:43,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 9 states and 15 transitions. [2018-10-04 13:53:43,755 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 15 transitions. [2018-10-04 13:53:43,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-04 13:53:43,755 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:53:43,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:53:43,820 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:53:44,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:53:44,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 10 states and 17 transitions. [2018-10-04 13:53:44,036 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 17 transitions. [2018-10-04 13:53:44,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:53:44,037 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:53:44,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:53:44,141 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:53:44,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:53:44,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-10-04 13:53:44,981 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-10-04 13:53:44,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:53:44,982 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:53:44,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:53:45,048 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:53:45,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:53:45,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 12 states and 21 transitions. [2018-10-04 13:53:45,530 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 21 transitions. [2018-10-04 13:53:45,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:53:45,531 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:53:45,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:53:45,660 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:53:46,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:53:46,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 13 states and 23 transitions. [2018-10-04 13:53:46,355 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 23 transitions. [2018-10-04 13:53:46,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-04 13:53:46,356 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:53:46,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:53:46,438 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:53:46,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:53:46,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 14 states and 25 transitions. [2018-10-04 13:53:46,747 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 25 transitions. [2018-10-04 13:53:46,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 13:53:46,747 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:53:46,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:53:46,853 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:53:47,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:53:47,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 15 states and 27 transitions. [2018-10-04 13:53:47,113 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 27 transitions. [2018-10-04 13:53:47,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-04 13:53:47,114 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:53:47,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:53:47,198 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:53:47,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:53:47,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 16 states and 29 transitions. [2018-10-04 13:53:47,479 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 29 transitions. [2018-10-04 13:53:47,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-04 13:53:47,480 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:53:47,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:53:47,587 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:53:47,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:53:47,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 17 states and 31 transitions. [2018-10-04 13:53:47,855 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 31 transitions. [2018-10-04 13:53:47,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-04 13:53:47,856 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:53:47,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:53:47,997 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:53:48,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:53:48,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 18 states and 33 transitions. [2018-10-04 13:53:48,282 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 33 transitions. [2018-10-04 13:53:48,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-04 13:53:48,283 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:53:48,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:53:48,401 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:53:48,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:53:48,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 19 states and 35 transitions. [2018-10-04 13:53:48,721 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 35 transitions. [2018-10-04 13:53:48,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-04 13:53:48,722 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:53:48,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:53:48,836 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:53:49,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:53:49,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 20 states and 37 transitions. [2018-10-04 13:53:49,218 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 37 transitions. [2018-10-04 13:53:49,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-04 13:53:49,219 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:53:49,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:53:49,347 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:53:49,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:53:49,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 21 states and 39 transitions. [2018-10-04 13:53:49,730 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 39 transitions. [2018-10-04 13:53:49,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-04 13:53:49,731 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:53:49,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:53:49,838 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:53:50,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:53:50,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 22 states and 41 transitions. [2018-10-04 13:53:50,178 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 41 transitions. [2018-10-04 13:53:50,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-04 13:53:50,178 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:53:50,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:53:50,306 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:53:50,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:53:50,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 23 states and 43 transitions. [2018-10-04 13:53:50,749 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 43 transitions. [2018-10-04 13:53:50,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-04 13:53:50,750 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:53:50,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:53:51,031 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:53:51,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:53:51,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 24 states and 45 transitions. [2018-10-04 13:53:51,612 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 45 transitions. [2018-10-04 13:53:51,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-04 13:53:51,613 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:53:51,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:53:51,867 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 13:53:52,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:53:52,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 25 states and 47 transitions. [2018-10-04 13:53:52,256 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 47 transitions. [2018-10-04 13:53:52,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-10-04 13:53:52,257 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:53:52,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:53:52,436 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:53:52,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:53:52,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 26 states and 49 transitions. [2018-10-04 13:53:52,791 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 49 transitions. [2018-10-04 13:53:52,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-04 13:53:52,792 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:53:52,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:53:53,675 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:53:54,623 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 25 new depth: 24 [2018-10-04 13:53:54,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:53:54,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 27 states and 51 transitions. [2018-10-04 13:53:54,883 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 51 transitions. [2018-10-04 13:53:54,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-10-04 13:53:54,885 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:53:54,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:53:55,036 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:53:55,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:53:55,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 28 states and 53 transitions. [2018-10-04 13:53:55,615 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 53 transitions. [2018-10-04 13:53:55,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-04 13:53:55,616 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:53:55,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:53:55,729 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:53:56,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:53:56,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 29 states and 55 transitions. [2018-10-04 13:53:56,139 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 55 transitions. [2018-10-04 13:53:56,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-10-04 13:53:56,139 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:53:56,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:53:56,251 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:53:56,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:53:56,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 30 states and 57 transitions. [2018-10-04 13:53:56,646 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 57 transitions. [2018-10-04 13:53:56,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-04 13:53:56,647 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:53:56,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:53:56,856 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:53:57,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:53:57,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 31 states and 59 transitions. [2018-10-04 13:53:57,261 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 59 transitions. [2018-10-04 13:53:57,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-10-04 13:53:57,262 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:53:57,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:53:57,443 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:53:58,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:53:58,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 32 states and 61 transitions. [2018-10-04 13:53:58,363 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 61 transitions. [2018-10-04 13:53:58,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-04 13:53:58,364 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:53:58,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:53:59,482 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:54:00,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:00,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 33 states and 63 transitions. [2018-10-04 13:54:00,404 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 63 transitions. [2018-10-04 13:54:00,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-10-04 13:54:00,405 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:00,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:00,792 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:54:01,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:01,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 34 states and 65 transitions. [2018-10-04 13:54:01,444 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 65 transitions. [2018-10-04 13:54:01,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-04 13:54:01,445 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:01,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:01,635 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:54:02,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:02,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 35 states and 67 transitions. [2018-10-04 13:54:02,202 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 67 transitions. [2018-10-04 13:54:02,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-10-04 13:54:02,203 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:02,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:03,265 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:54:03,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:03,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 36 states and 69 transitions. [2018-10-04 13:54:03,825 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 69 transitions. [2018-10-04 13:54:03,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-04 13:54:03,826 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:03,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:04,496 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:54:04,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:04,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 37 states and 71 transitions. [2018-10-04 13:54:04,953 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 71 transitions. [2018-10-04 13:54:04,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-10-04 13:54:04,953 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:04,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:05,092 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:54:05,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:05,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 38 states and 73 transitions. [2018-10-04 13:54:05,763 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 73 transitions. [2018-10-04 13:54:05,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-04 13:54:05,764 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:05,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:05,948 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:54:06,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:06,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 39 states and 75 transitions. [2018-10-04 13:54:06,505 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 75 transitions. [2018-10-04 13:54:06,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-10-04 13:54:06,506 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:06,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:06,668 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:54:07,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:07,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 40 states and 77 transitions. [2018-10-04 13:54:07,477 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 77 transitions. [2018-10-04 13:54:07,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-04 13:54:07,477 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:07,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:07,776 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:54:08,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:08,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 41 states and 79 transitions. [2018-10-04 13:54:08,394 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 79 transitions. [2018-10-04 13:54:08,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-10-04 13:54:08,395 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:08,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:08,558 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:54:09,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:09,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 42 states and 81 transitions. [2018-10-04 13:54:09,160 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 81 transitions. [2018-10-04 13:54:09,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-04 13:54:09,161 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:09,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:09,335 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:54:09,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:09,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 43 states and 83 transitions. [2018-10-04 13:54:09,911 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 83 transitions. [2018-10-04 13:54:09,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-10-04 13:54:09,911 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:09,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:10,076 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:54:10,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:10,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 44 states and 85 transitions. [2018-10-04 13:54:10,664 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 85 transitions. [2018-10-04 13:54:10,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-04 13:54:10,665 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:10,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:10,951 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:54:12,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:12,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 45 states and 87 transitions. [2018-10-04 13:54:12,693 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 87 transitions. [2018-10-04 13:54:12,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-10-04 13:54:12,694 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:12,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:13,366 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:54:14,370 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 44 new depth: 43 [2018-10-04 13:54:14,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:14,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 46 states and 89 transitions. [2018-10-04 13:54:14,435 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 89 transitions. [2018-10-04 13:54:14,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-04 13:54:14,436 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:14,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:14,602 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:54:15,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:15,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 47 states and 91 transitions. [2018-10-04 13:54:15,235 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 91 transitions. [2018-10-04 13:54:15,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-10-04 13:54:15,236 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:15,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:15,367 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:54:16,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:16,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 48 states and 93 transitions. [2018-10-04 13:54:16,070 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 93 transitions. [2018-10-04 13:54:16,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-04 13:54:16,071 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:16,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:16,258 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:54:18,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:18,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 49 states and 95 transitions. [2018-10-04 13:54:18,047 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 95 transitions. [2018-10-04 13:54:18,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-04 13:54:18,048 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:18,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:18,265 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:54:19,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:19,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 50 states and 97 transitions. [2018-10-04 13:54:19,009 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 97 transitions. [2018-10-04 13:54:19,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-04 13:54:19,010 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:19,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:19,179 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:54:19,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:19,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 51 states and 99 transitions. [2018-10-04 13:54:19,916 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 99 transitions. [2018-10-04 13:54:19,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-04 13:54:19,916 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:19,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:20,058 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:54:21,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:21,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 52 states and 101 transitions. [2018-10-04 13:54:21,561 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 101 transitions. [2018-10-04 13:54:21,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-04 13:54:21,562 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:21,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:22,821 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:54:23,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:23,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 53 states and 103 transitions. [2018-10-04 13:54:23,570 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 103 transitions. [2018-10-04 13:54:23,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-04 13:54:23,571 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:23,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:23,834 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:54:24,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:24,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 54 states and 105 transitions. [2018-10-04 13:54:24,618 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 105 transitions. [2018-10-04 13:54:24,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-04 13:54:24,618 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:24,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:25,342 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:54:26,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:26,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 55 states and 107 transitions. [2018-10-04 13:54:26,134 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 107 transitions. [2018-10-04 13:54:26,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-10-04 13:54:26,134 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:26,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:26,420 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:54:27,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:27,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 56 states and 109 transitions. [2018-10-04 13:54:27,208 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 109 transitions. [2018-10-04 13:54:27,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-04 13:54:27,209 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:27,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:27,388 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:54:28,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:28,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 57 states and 111 transitions. [2018-10-04 13:54:28,150 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 111 transitions. [2018-10-04 13:54:28,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-04 13:54:28,150 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:28,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:28,548 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:54:29,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:29,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 58 states and 113 transitions. [2018-10-04 13:54:29,342 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 113 transitions. [2018-10-04 13:54:29,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-04 13:54:29,342 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:29,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:29,521 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:54:30,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:30,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 59 states and 115 transitions. [2018-10-04 13:54:30,360 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 115 transitions. [2018-10-04 13:54:30,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-04 13:54:30,360 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:30,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:31,234 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:54:32,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:32,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 60 states and 117 transitions. [2018-10-04 13:54:32,207 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 117 transitions. [2018-10-04 13:54:32,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-04 13:54:32,207 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:32,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:32,572 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:54:33,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:33,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 61 states and 119 transitions. [2018-10-04 13:54:33,535 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 119 transitions. [2018-10-04 13:54:33,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-04 13:54:33,535 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:33,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:33,747 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:54:34,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:34,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 62 states and 121 transitions. [2018-10-04 13:54:34,712 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 121 transitions. [2018-10-04 13:54:34,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-04 13:54:34,712 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:34,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:34,977 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:54:35,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:35,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 63 states and 123 transitions. [2018-10-04 13:54:35,915 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 123 transitions. [2018-10-04 13:54:35,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-04 13:54:35,915 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:35,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:36,166 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:54:37,805 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 62 new depth: 61 [2018-10-04 13:54:38,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:38,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 64 states and 125 transitions. [2018-10-04 13:54:38,545 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 125 transitions. [2018-10-04 13:54:38,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-04 13:54:38,545 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:38,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:38,772 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:54:39,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:39,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 65 states and 127 transitions. [2018-10-04 13:54:39,755 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 127 transitions. [2018-10-04 13:54:39,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-04 13:54:39,756 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:39,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:40,066 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:54:41,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:41,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 66 states and 129 transitions. [2018-10-04 13:54:41,069 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 129 transitions. [2018-10-04 13:54:41,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-04 13:54:41,070 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:41,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:41,337 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:54:42,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:42,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 67 states and 131 transitions. [2018-10-04 13:54:42,701 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 131 transitions. [2018-10-04 13:54:42,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-04 13:54:42,702 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:42,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:42,937 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:54:48,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:48,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 68 states and 133 transitions. [2018-10-04 13:54:48,595 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 133 transitions. [2018-10-04 13:54:48,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-04 13:54:48,595 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:48,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:48,942 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:54:49,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:49,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 69 states and 135 transitions. [2018-10-04 13:54:49,962 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 135 transitions. [2018-10-04 13:54:49,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-10-04 13:54:49,963 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:49,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:50,241 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:54:51,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:51,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 70 states and 137 transitions. [2018-10-04 13:54:51,349 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 137 transitions. [2018-10-04 13:54:51,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-04 13:54:51,349 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:51,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:51,892 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:54:53,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:53,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 71 states and 139 transitions. [2018-10-04 13:54:53,040 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 139 transitions. [2018-10-04 13:54:53,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-10-04 13:54:53,041 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:53,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:53,230 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:54:54,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:54,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 72 states and 141 transitions. [2018-10-04 13:54:54,354 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 141 transitions. [2018-10-04 13:54:54,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-04 13:54:54,355 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:54,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:54,989 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:54:56,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:56,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 73 states and 143 transitions. [2018-10-04 13:54:56,166 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 143 transitions. [2018-10-04 13:54:56,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-10-04 13:54:56,166 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:56,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:56,539 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:54:57,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:57,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 74 states and 145 transitions. [2018-10-04 13:54:57,898 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 145 transitions. [2018-10-04 13:54:57,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-04 13:54:57,898 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:57,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:58,178 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:54:59,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:59,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 75 states and 147 transitions. [2018-10-04 13:54:59,321 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 147 transitions. [2018-10-04 13:54:59,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-10-04 13:54:59,321 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:59,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:59,577 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:55:00,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:00,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 76 states and 149 transitions. [2018-10-04 13:55:00,761 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 149 transitions. [2018-10-04 13:55:00,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-04 13:55:00,762 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:00,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:01,661 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:55:03,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:03,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 77 states and 151 transitions. [2018-10-04 13:55:03,082 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 151 transitions. [2018-10-04 13:55:03,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-10-04 13:55:03,083 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:03,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:03,809 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:55:05,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:05,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 78 states and 153 transitions. [2018-10-04 13:55:05,048 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 153 transitions. [2018-10-04 13:55:05,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-04 13:55:05,049 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:05,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:06,929 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:55:08,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:08,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 79 states and 155 transitions. [2018-10-04 13:55:08,429 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 155 transitions. [2018-10-04 13:55:08,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-10-04 13:55:08,429 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:08,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:08,642 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:55:09,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:09,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 80 states and 157 transitions. [2018-10-04 13:55:09,957 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 157 transitions. [2018-10-04 13:55:09,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-04 13:55:09,958 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:09,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:11,289 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:55:12,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:12,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 81 states and 159 transitions. [2018-10-04 13:55:12,713 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 159 transitions. [2018-10-04 13:55:12,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-10-04 13:55:12,713 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:12,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:13,124 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:55:14,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:14,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 82 states and 161 transitions. [2018-10-04 13:55:14,512 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 161 transitions. [2018-10-04 13:55:14,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-04 13:55:14,513 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:14,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:14,753 INFO L134 CoverageAnalysis]: Checked inductivity of 3081 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:55:16,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:16,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 83 states and 163 transitions. [2018-10-04 13:55:16,192 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 163 transitions. [2018-10-04 13:55:16,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-10-04 13:55:16,193 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:16,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:17,192 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:55:18,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:18,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 84 states and 165 transitions. [2018-10-04 13:55:18,924 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 165 transitions. [2018-10-04 13:55:18,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-04 13:55:18,924 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:18,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:19,170 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:55:21,829 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 83 new depth: 82 [2018-10-04 13:55:21,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:21,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 85 states and 167 transitions. [2018-10-04 13:55:21,956 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 167 transitions. [2018-10-04 13:55:21,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-10-04 13:55:21,957 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:21,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:22,220 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:55:23,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:23,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 86 states and 169 transitions. [2018-10-04 13:55:23,917 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 169 transitions. [2018-10-04 13:55:23,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-04 13:55:23,918 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:23,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:24,155 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:55:25,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:25,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 87 states and 171 transitions. [2018-10-04 13:55:25,599 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 171 transitions. [2018-10-04 13:55:25,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-10-04 13:55:25,600 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:25,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:25,841 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:55:27,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:27,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 88 states and 173 transitions. [2018-10-04 13:55:27,343 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 173 transitions. [2018-10-04 13:55:27,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-04 13:55:27,343 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:27,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:27,753 INFO L134 CoverageAnalysis]: Checked inductivity of 3570 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:55:29,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:29,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 89 states and 175 transitions. [2018-10-04 13:55:29,275 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 175 transitions. [2018-10-04 13:55:29,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-04 13:55:29,276 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:29,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:29,541 INFO L134 CoverageAnalysis]: Checked inductivity of 3655 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:55:31,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:31,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 90 states and 177 transitions. [2018-10-04 13:55:31,139 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 177 transitions. [2018-10-04 13:55:31,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-04 13:55:31,139 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:31,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:31,393 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:55:33,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:33,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 91 states and 179 transitions. [2018-10-04 13:55:33,028 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 179 transitions. [2018-10-04 13:55:33,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-10-04 13:55:33,028 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:33,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:33,298 INFO L134 CoverageAnalysis]: Checked inductivity of 3828 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:55:35,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:35,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 92 states and 181 transitions. [2018-10-04 13:55:35,040 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 181 transitions. [2018-10-04 13:55:35,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-04 13:55:35,041 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:35,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:35,344 INFO L134 CoverageAnalysis]: Checked inductivity of 3916 backedges. 0 proven. 3916 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:55:37,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:37,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 93 states and 183 transitions. [2018-10-04 13:55:37,093 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 183 transitions. [2018-10-04 13:55:37,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-10-04 13:55:37,094 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:37,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:37,398 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 4005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:55:39,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:39,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 94 states and 185 transitions. [2018-10-04 13:55:39,470 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 185 transitions. [2018-10-04 13:55:39,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-04 13:55:39,471 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:39,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:39,787 INFO L134 CoverageAnalysis]: Checked inductivity of 4095 backedges. 0 proven. 4095 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:55:41,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:41,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 95 states and 187 transitions. [2018-10-04 13:55:41,667 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 187 transitions. [2018-10-04 13:55:41,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-10-04 13:55:41,667 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:41,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:42,072 INFO L134 CoverageAnalysis]: Checked inductivity of 4186 backedges. 0 proven. 4186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:55:43,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:43,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 96 states and 189 transitions. [2018-10-04 13:55:43,985 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 189 transitions. [2018-10-04 13:55:43,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-04 13:55:43,986 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:44,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:44,323 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 4278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:55:46,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:46,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 97 states and 191 transitions. [2018-10-04 13:55:46,176 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 191 transitions. [2018-10-04 13:55:46,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-10-04 13:55:46,176 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:46,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:46,496 INFO L134 CoverageAnalysis]: Checked inductivity of 4371 backedges. 0 proven. 4371 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:55:48,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:48,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 98 states and 193 transitions. [2018-10-04 13:55:48,429 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 193 transitions. [2018-10-04 13:55:48,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-10-04 13:55:48,430 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:48,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:48,751 INFO L134 CoverageAnalysis]: Checked inductivity of 4465 backedges. 0 proven. 4465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:55:50,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:50,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 99 states and 195 transitions. [2018-10-04 13:55:50,683 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 195 transitions. [2018-10-04 13:55:50,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-10-04 13:55:50,683 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:50,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:50,995 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 4560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:55:52,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:52,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 100 states and 197 transitions. [2018-10-04 13:55:52,908 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 197 transitions. [2018-10-04 13:55:52,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-04 13:55:52,908 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:52,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:53,401 INFO L134 CoverageAnalysis]: Checked inductivity of 4656 backedges. 0 proven. 4656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:55:55,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:55,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 101 states and 199 transitions. [2018-10-04 13:55:55,322 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 199 transitions. [2018-10-04 13:55:55,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-10-04 13:55:55,322 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:55,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:55,684 INFO L134 CoverageAnalysis]: Checked inductivity of 4753 backedges. 0 proven. 4753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:55:57,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:57,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 102 states and 201 transitions. [2018-10-04 13:55:57,504 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 201 transitions. [2018-10-04 13:55:57,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-10-04 13:55:57,504 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:57,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:57,827 INFO L134 CoverageAnalysis]: Checked inductivity of 4851 backedges. 0 proven. 4851 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:55:59,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:59,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 103 states and 203 transitions. [2018-10-04 13:55:59,938 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 203 transitions. [2018-10-04 13:55:59,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-10-04 13:55:59,939 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:59,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:56:00,253 INFO L134 CoverageAnalysis]: Checked inductivity of 4950 backedges. 0 proven. 4950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:56:02,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:56:02,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 104 states and 205 transitions. [2018-10-04 13:56:02,124 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 205 transitions. [2018-10-04 13:56:02,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-04 13:56:02,124 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:56:02,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:56:02,446 INFO L134 CoverageAnalysis]: Checked inductivity of 5050 backedges. 0 proven. 5050 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:56:04,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:56:04,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 105 states and 207 transitions. [2018-10-04 13:56:04,409 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 207 transitions. [2018-10-04 13:56:04,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-10-04 13:56:04,409 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:56:04,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:56:06,295 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 103 new depth: 102 [2018-10-04 13:56:06,347 INFO L134 CoverageAnalysis]: Checked inductivity of 5151 backedges. 0 proven. 5151 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:56:08,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:56:08,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 106 states and 209 transitions. [2018-10-04 13:56:08,263 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 209 transitions. [2018-10-04 13:56:08,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-04 13:56:08,263 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:56:08,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:56:08,805 INFO L134 CoverageAnalysis]: Checked inductivity of 5253 backedges. 0 proven. 5253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:56:10,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:56:10,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 107 states and 211 transitions. [2018-10-04 13:56:10,782 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 211 transitions. [2018-10-04 13:56:10,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-10-04 13:56:10,782 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:56:10,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:56:11,186 INFO L134 CoverageAnalysis]: Checked inductivity of 5356 backedges. 0 proven. 5356 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:56:13,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:56:13,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 108 states and 213 transitions. [2018-10-04 13:56:13,217 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 213 transitions. [2018-10-04 13:56:13,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-04 13:56:13,217 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:56:13,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:56:13,831 INFO L134 CoverageAnalysis]: Checked inductivity of 5460 backedges. 0 proven. 5460 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:56:15,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:56:15,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 109 states and 215 transitions. [2018-10-04 13:56:15,871 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 215 transitions. [2018-10-04 13:56:15,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-10-04 13:56:15,872 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:56:15,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:56:16,258 INFO L134 CoverageAnalysis]: Checked inductivity of 5565 backedges. 0 proven. 5565 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:56:18,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:56:18,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 110 states and 217 transitions. [2018-10-04 13:56:18,309 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 217 transitions. [2018-10-04 13:56:18,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-10-04 13:56:18,310 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:56:18,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:56:18,663 INFO L134 CoverageAnalysis]: Checked inductivity of 5671 backedges. 0 proven. 5671 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:56:20,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:56:20,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 111 states and 219 transitions. [2018-10-04 13:56:20,922 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 219 transitions. [2018-10-04 13:56:20,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-10-04 13:56:20,922 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:56:20,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:56:21,279 INFO L134 CoverageAnalysis]: Checked inductivity of 5778 backedges. 0 proven. 5778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:56:23,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:56:23,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 112 states and 221 transitions. [2018-10-04 13:56:23,377 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 221 transitions. [2018-10-04 13:56:23,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-04 13:56:23,378 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:56:23,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:56:23,732 INFO L134 CoverageAnalysis]: Checked inductivity of 5886 backedges. 0 proven. 5886 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:56:26,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:56:26,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 113 states and 223 transitions. [2018-10-04 13:56:26,024 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 223 transitions. [2018-10-04 13:56:26,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-10-04 13:56:26,025 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:56:26,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:56:26,385 INFO L134 CoverageAnalysis]: Checked inductivity of 5995 backedges. 0 proven. 5995 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:56:28,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:56:28,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 114 states and 225 transitions. [2018-10-04 13:56:28,418 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 225 transitions. [2018-10-04 13:56:28,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-04 13:56:28,419 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:56:28,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:56:28,769 INFO L134 CoverageAnalysis]: Checked inductivity of 6105 backedges. 0 proven. 6105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:56:30,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:56:30,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 115 states and 227 transitions. [2018-10-04 13:56:30,972 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 227 transitions. [2018-10-04 13:56:30,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-10-04 13:56:30,972 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:56:30,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:56:31,319 INFO L134 CoverageAnalysis]: Checked inductivity of 6216 backedges. 0 proven. 6216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:56:33,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:56:33,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 116 states and 229 transitions. [2018-10-04 13:56:33,301 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 229 transitions. [2018-10-04 13:56:33,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-10-04 13:56:33,302 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:56:33,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:56:33,657 INFO L134 CoverageAnalysis]: Checked inductivity of 6328 backedges. 0 proven. 6328 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:56:35,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:56:35,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 117 states and 231 transitions. [2018-10-04 13:56:35,966 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 231 transitions. [2018-10-04 13:56:35,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-10-04 13:56:35,966 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:56:35,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:56:36,341 INFO L134 CoverageAnalysis]: Checked inductivity of 6441 backedges. 0 proven. 6441 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:56:38,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:56:38,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 118 states and 233 transitions. [2018-10-04 13:56:38,460 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 233 transitions. [2018-10-04 13:56:38,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-04 13:56:38,461 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:56:38,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:56:38,839 INFO L134 CoverageAnalysis]: Checked inductivity of 6555 backedges. 0 proven. 6555 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:56:41,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:56:41,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 119 states and 235 transitions. [2018-10-04 13:56:41,246 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 235 transitions. [2018-10-04 13:56:41,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-10-04 13:56:41,246 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:56:41,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:56:41,594 INFO L134 CoverageAnalysis]: Checked inductivity of 6670 backedges. 0 proven. 6670 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:56:43,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:56:43,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 120 states and 237 transitions. [2018-10-04 13:56:43,673 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 237 transitions. [2018-10-04 13:56:43,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-10-04 13:56:43,673 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:56:43,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:56:44,029 INFO L134 CoverageAnalysis]: Checked inductivity of 6786 backedges. 0 proven. 6786 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:56:46,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:56:46,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 121 states and 239 transitions. [2018-10-04 13:56:46,461 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 239 transitions. [2018-10-04 13:56:46,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-10-04 13:56:46,462 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:56:46,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:56:46,878 INFO L134 CoverageAnalysis]: Checked inductivity of 6903 backedges. 0 proven. 6903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:56:49,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:56:49,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 122 states and 241 transitions. [2018-10-04 13:56:49,136 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 241 transitions. [2018-10-04 13:56:49,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-10-04 13:56:49,136 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:56:49,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:56:49,687 INFO L134 CoverageAnalysis]: Checked inductivity of 7021 backedges. 0 proven. 7021 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:56:52,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:56:52,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 123 states and 243 transitions. [2018-10-04 13:56:52,050 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 243 transitions. [2018-10-04 13:56:52,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-10-04 13:56:52,051 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:56:52,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:56:52,460 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 7140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:56:54,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:56:54,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 124 states and 245 transitions. [2018-10-04 13:56:54,936 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 245 transitions. [2018-10-04 13:56:54,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-10-04 13:56:54,937 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:56:54,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:56:55,376 INFO L134 CoverageAnalysis]: Checked inductivity of 7260 backedges. 0 proven. 7260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:56:57,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:56:57,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 125 states and 247 transitions. [2018-10-04 13:56:57,851 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 247 transitions. [2018-10-04 13:56:57,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-10-04 13:56:57,851 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:56:57,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:56:59,900 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 123 new depth: 122 [2018-10-04 13:56:59,976 INFO L134 CoverageAnalysis]: Checked inductivity of 7381 backedges. 0 proven. 7381 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:02,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:02,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 126 states and 249 transitions. [2018-10-04 13:57:02,533 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 249 transitions. [2018-10-04 13:57:02,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-10-04 13:57:02,533 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:02,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:02,996 INFO L134 CoverageAnalysis]: Checked inductivity of 7503 backedges. 0 proven. 7503 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:05,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:05,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 127 states and 251 transitions. [2018-10-04 13:57:05,684 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 251 transitions. [2018-10-04 13:57:05,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-10-04 13:57:05,684 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:05,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:06,156 INFO L134 CoverageAnalysis]: Checked inductivity of 7626 backedges. 0 proven. 7626 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:08,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:08,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 128 states and 253 transitions. [2018-10-04 13:57:08,745 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 253 transitions. [2018-10-04 13:57:08,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-10-04 13:57:08,745 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:08,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:09,158 INFO L134 CoverageAnalysis]: Checked inductivity of 7750 backedges. 0 proven. 7750 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:11,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:11,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 129 states and 255 transitions. [2018-10-04 13:57:11,847 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 255 transitions. [2018-10-04 13:57:11,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-10-04 13:57:11,847 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:11,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:12,280 INFO L134 CoverageAnalysis]: Checked inductivity of 7875 backedges. 0 proven. 7875 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:14,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:14,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 130 states and 257 transitions. [2018-10-04 13:57:14,841 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 257 transitions. [2018-10-04 13:57:14,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-10-04 13:57:14,841 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:14,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:15,533 INFO L134 CoverageAnalysis]: Checked inductivity of 8001 backedges. 0 proven. 8001 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:18,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:18,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 131 states and 259 transitions. [2018-10-04 13:57:18,212 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 259 transitions. [2018-10-04 13:57:18,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-10-04 13:57:18,213 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:18,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:18,685 INFO L134 CoverageAnalysis]: Checked inductivity of 8128 backedges. 0 proven. 8128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:21,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:21,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 132 states and 261 transitions. [2018-10-04 13:57:21,352 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 261 transitions. [2018-10-04 13:57:21,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-10-04 13:57:21,352 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:21,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:21,767 INFO L134 CoverageAnalysis]: Checked inductivity of 8256 backedges. 0 proven. 8256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:24,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:24,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 133 states and 263 transitions. [2018-10-04 13:57:24,309 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 263 transitions. [2018-10-04 13:57:24,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-10-04 13:57:24,310 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:24,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:24,767 INFO L134 CoverageAnalysis]: Checked inductivity of 8385 backedges. 0 proven. 8385 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:27,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:27,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 134 states and 265 transitions. [2018-10-04 13:57:27,623 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 265 transitions. [2018-10-04 13:57:27,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-10-04 13:57:27,624 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:27,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:28,078 INFO L134 CoverageAnalysis]: Checked inductivity of 8515 backedges. 0 proven. 8515 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:30,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:30,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 135 states and 267 transitions. [2018-10-04 13:57:30,797 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 267 transitions. [2018-10-04 13:57:30,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-10-04 13:57:30,797 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:30,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:31,307 INFO L134 CoverageAnalysis]: Checked inductivity of 8646 backedges. 0 proven. 8646 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:33,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:33,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 136 states and 269 transitions. [2018-10-04 13:57:33,862 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 269 transitions. [2018-10-04 13:57:33,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-10-04 13:57:33,863 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:33,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:34,294 INFO L134 CoverageAnalysis]: Checked inductivity of 8778 backedges. 0 proven. 8778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:36,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:36,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 137 states and 271 transitions. [2018-10-04 13:57:36,994 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 271 transitions. [2018-10-04 13:57:36,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-10-04 13:57:36,995 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:37,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:37,458 INFO L134 CoverageAnalysis]: Checked inductivity of 8911 backedges. 0 proven. 8911 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:40,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:40,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 138 states and 273 transitions. [2018-10-04 13:57:40,072 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 273 transitions. [2018-10-04 13:57:40,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-10-04 13:57:40,072 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:40,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:40,511 INFO L134 CoverageAnalysis]: Checked inductivity of 9045 backedges. 0 proven. 9045 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:43,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:43,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 139 states and 275 transitions. [2018-10-04 13:57:43,299 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 275 transitions. [2018-10-04 13:57:43,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-10-04 13:57:43,300 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:43,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:43,891 INFO L134 CoverageAnalysis]: Checked inductivity of 9180 backedges. 0 proven. 9180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-10-04 13:57:46,659 INFO L202 PluginConnector]: Adding new model DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 04.10 01:57:46 ImpRootNode [2018-10-04 13:57:46,659 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-04 13:57:46,660 INFO L168 Benchmark]: Toolchain (without parser) took 245935.03 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -102.2 MB). Free memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: 211.3 MB). Peak memory consumption was 109.0 MB. Max. memory is 7.1 GB. [2018-10-04 13:57:46,662 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 13:57:46,662 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.89 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 13:57:46,663 INFO L168 Benchmark]: Boogie Preprocessor took 24.36 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 13:57:46,663 INFO L168 Benchmark]: RCFGBuilder took 303.54 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-10-04 13:57:46,664 INFO L168 Benchmark]: CodeCheck took 245558.44 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -102.2 MB). Free memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: 190.1 MB). Peak memory consumption was 87.9 MB. Max. memory is 7.1 GB. [2018-10-04 13:57:46,667 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResultAtElement [Line: 21]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 21) - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 5 locations, 1 error locations. UNKNOWN Result, 245.5s OverallTime, 136 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, -14 SolverSat, -10 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 354.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 84927 GetRequests, 75205 SyntacticMatches, 9180 SemanticMatches, 542 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 227.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 46.3s InterpolantComputationTime, 9452 NumberOfCodeBlocks, 9452 NumberOfCodeBlocksAsserted, 136 NumberOfCheckSat, 9316 ConstructedInterpolants, 0 QuantifiedInterpolants, 5934292 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 136 InterpolantComputations, 1 PerfectInterpolantSequences, 0/419220 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - GenericResult: Unable to decide if program is safe! Unable to decide if program is safe! * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 43.89 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 24.36 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 303.54 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 245558.44 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -102.2 MB). Free memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: 190.1 MB). Peak memory consumption was 87.9 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/DivisibilityInterpolantRequired01-BackwardSuccess.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-CodeCheckBenchmarks-0-2018-10-04_13-57-46-679.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/DivisibilityInterpolantRequired01-BackwardSuccess.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-04_13-57-46-679.csv Completed graceful shutdown