java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/gauss_sum.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-9f4048f-m [2018-10-04 14:55:19,030 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-04 14:55:19,032 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-04 14:55:19,044 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-04 14:55:19,045 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-04 14:55:19,046 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-04 14:55:19,047 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-04 14:55:19,049 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-04 14:55:19,051 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-04 14:55:19,052 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-04 14:55:19,055 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-04 14:55:19,055 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-04 14:55:19,056 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-04 14:55:19,058 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-04 14:55:19,062 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-04 14:55:19,063 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-04 14:55:19,064 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-04 14:55:19,068 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-04 14:55:19,074 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-04 14:55:19,075 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-04 14:55:19,076 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-04 14:55:19,083 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-04 14:55:19,088 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-04 14:55:19,088 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-04 14:55:19,088 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-04 14:55:19,091 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-04 14:55:19,092 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-04 14:55:19,093 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-04 14:55:19,093 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-04 14:55:19,097 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-04 14:55:19,097 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-04 14:55:19,098 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-04 14:55:19,098 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-04 14:55:19,098 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-04 14:55:19,100 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-04 14:55:19,101 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-04 14:55:19,101 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 14:55:19,124 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-04 14:55:19,124 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-04 14:55:19,125 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-04 14:55:19,125 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-04 14:55:19,126 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-04 14:55:19,126 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-04 14:55:19,126 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-04 14:55:19,127 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-04 14:55:19,127 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-04 14:55:19,127 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-04 14:55:19,127 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-04 14:55:19,127 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-04 14:55:19,128 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-04 14:55:19,128 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-04 14:55:19,128 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-04 14:55:19,128 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-04 14:55:19,128 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-04 14:55:19,129 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-04 14:55:19,129 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-04 14:55:19,129 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-10-04 14:55:19,129 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-04 14:55:19,129 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-04 14:55:19,130 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 14:55:19,130 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-04 14:55:19,130 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-04 14:55:19,130 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-04 14:55:19,131 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-04 14:55:19,131 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-04 14:55:19,131 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-04 14:55:19,131 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-04 14:55:19,196 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-04 14:55:19,212 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-04 14:55:19,219 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-04 14:55:19,220 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-04 14:55:19,221 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-04 14:55:19,222 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/gauss_sum.i_3.bpl [2018-10-04 14:55:19,222 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/gauss_sum.i_3.bpl' [2018-10-04 14:55:19,275 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-04 14:55:19,276 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-04 14:55:19,277 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-04 14:55:19,277 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-04 14:55:19,277 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-04 14:55:19,298 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:55:19" (1/1) ... [2018-10-04 14:55:19,310 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:55:19" (1/1) ... [2018-10-04 14:55:19,318 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-04 14:55:19,318 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-04 14:55:19,319 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-04 14:55:19,319 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-04 14:55:19,333 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:55:19" (1/1) ... [2018-10-04 14:55:19,333 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:55:19" (1/1) ... [2018-10-04 14:55:19,334 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:55:19" (1/1) ... [2018-10-04 14:55:19,334 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:55:19" (1/1) ... [2018-10-04 14:55:19,339 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:55:19" (1/1) ... [2018-10-04 14:55:19,341 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:55:19" (1/1) ... [2018-10-04 14:55:19,342 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:55:19" (1/1) ... [2018-10-04 14:55:19,345 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-04 14:55:19,345 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-04 14:55:19,345 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-04 14:55:19,346 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-04 14:55:19,347 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:55:19" (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 14:55:19,434 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-04 14:55:19,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-04 14:55:19,723 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-04 14:55:19,724 INFO L202 PluginConnector]: Adding new model gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 02:55:19 BoogieIcfgContainer [2018-10-04 14:55:19,724 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-04 14:55:19,725 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-04 14:55:19,725 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-04 14:55:19,737 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-04 14:55:19,738 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 02:55:19" (1/1) ... [2018-10-04 14:55:19,752 INFO L108 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-10-04 14:55:19,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:19,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-10-04 14:55:19,784 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-10-04 14:55:19,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-04 14:55:19,787 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:19,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:19,885 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:19,988 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 14:55:20,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:20,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2018-10-04 14:55:20,252 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2018-10-04 14:55:20,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:20,253 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:20,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:20,283 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:20,403 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:21,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:21,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 11 states and 14 transitions. [2018-10-04 14:55:21,415 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 14 transitions. [2018-10-04 14:55:21,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:21,418 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:21,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:21,444 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:21,474 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:21,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:21,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2018-10-04 14:55:21,601 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2018-10-04 14:55:21,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:21,602 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:21,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:21,616 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:21,634 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:21,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:21,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2018-10-04 14:55:21,751 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2018-10-04 14:55:21,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:21,752 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:21,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:21,769 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:21,796 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:22,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:22,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2018-10-04 14:55:22,276 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2018-10-04 14:55:22,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:22,276 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:22,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:22,290 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:22,311 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:22,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:22,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 15 states and 22 transitions. [2018-10-04 14:55:22,375 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 22 transitions. [2018-10-04 14:55:22,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:22,376 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:22,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:22,390 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:22,421 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:22,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:22,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 16 states and 24 transitions. [2018-10-04 14:55:22,472 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 24 transitions. [2018-10-04 14:55:22,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:22,473 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:22,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:22,507 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:22,525 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:22,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:22,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 17 states and 26 transitions. [2018-10-04 14:55:22,589 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 26 transitions. [2018-10-04 14:55:22,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:22,590 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:22,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:22,611 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:22,651 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:22,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:22,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 18 states and 28 transitions. [2018-10-04 14:55:22,743 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 28 transitions. [2018-10-04 14:55:22,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:22,744 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:22,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:22,758 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:22,777 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:23,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:23,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 19 states and 30 transitions. [2018-10-04 14:55:23,093 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 30 transitions. [2018-10-04 14:55:23,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:23,093 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:23,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:23,127 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:23,279 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:23,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:23,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 20 states and 32 transitions. [2018-10-04 14:55:23,508 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 32 transitions. [2018-10-04 14:55:23,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:23,509 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:23,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:23,534 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:23,653 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:23,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:23,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 21 states and 34 transitions. [2018-10-04 14:55:23,922 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 34 transitions. [2018-10-04 14:55:23,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:23,922 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:23,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:23,945 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:24,016 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:24,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:24,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 22 states and 36 transitions. [2018-10-04 14:55:24,117 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 36 transitions. [2018-10-04 14:55:24,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:24,117 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:24,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:24,131 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:24,197 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:24,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:24,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 23 states and 38 transitions. [2018-10-04 14:55:24,283 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 38 transitions. [2018-10-04 14:55:24,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:24,284 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:24,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:24,296 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:24,338 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:24,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:24,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 24 states and 40 transitions. [2018-10-04 14:55:24,526 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 40 transitions. [2018-10-04 14:55:24,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:24,526 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:24,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:24,537 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:24,556 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:24,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:24,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 25 states and 42 transitions. [2018-10-04 14:55:24,604 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 42 transitions. [2018-10-04 14:55:24,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:24,605 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:24,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:24,620 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:24,655 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:24,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:24,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 26 states and 44 transitions. [2018-10-04 14:55:24,739 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 44 transitions. [2018-10-04 14:55:24,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:24,740 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:24,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:24,754 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:24,773 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:24,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:24,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 46 transitions. [2018-10-04 14:55:24,824 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 46 transitions. [2018-10-04 14:55:24,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:24,824 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:24,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:24,835 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:24,848 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:24,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:24,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 28 states and 48 transitions. [2018-10-04 14:55:24,895 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 48 transitions. [2018-10-04 14:55:24,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:24,896 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:24,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:24,908 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:24,938 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:24,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:24,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 29 states and 50 transitions. [2018-10-04 14:55:24,989 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 50 transitions. [2018-10-04 14:55:24,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:24,989 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:25,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:25,017 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:25,042 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:25,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:25,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 30 states and 52 transitions. [2018-10-04 14:55:25,089 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 52 transitions. [2018-10-04 14:55:25,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:25,090 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:25,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:25,107 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:25,119 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:25,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:25,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 54 transitions. [2018-10-04 14:55:25,741 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 54 transitions. [2018-10-04 14:55:25,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:25,741 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:25,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:25,762 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:25,913 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:26,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:26,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 32 states and 56 transitions. [2018-10-04 14:55:26,059 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 56 transitions. [2018-10-04 14:55:26,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:26,060 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:26,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:26,072 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:26,084 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:26,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:26,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 33 states and 58 transitions. [2018-10-04 14:55:26,125 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 58 transitions. [2018-10-04 14:55:26,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:26,125 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:26,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:26,140 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:26,182 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:26,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:26,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 34 states and 60 transitions. [2018-10-04 14:55:26,331 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 60 transitions. [2018-10-04 14:55:26,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:26,331 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:26,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:26,341 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:26,371 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:26,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:26,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 35 states and 62 transitions. [2018-10-04 14:55:26,415 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 62 transitions. [2018-10-04 14:55:26,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:26,416 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:26,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:26,431 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:26,459 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:26,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:26,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 36 states and 64 transitions. [2018-10-04 14:55:26,510 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 64 transitions. [2018-10-04 14:55:26,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:26,510 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:26,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:26,524 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:26,536 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:26,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:26,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 37 states and 66 transitions. [2018-10-04 14:55:26,599 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 66 transitions. [2018-10-04 14:55:26,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:26,599 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:26,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:26,609 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:26,624 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:26,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:26,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 38 states and 68 transitions. [2018-10-04 14:55:26,668 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 68 transitions. [2018-10-04 14:55:26,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:26,669 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:26,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:26,679 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:26,691 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:26,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:26,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 39 states and 70 transitions. [2018-10-04 14:55:26,803 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 70 transitions. [2018-10-04 14:55:26,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:26,804 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:26,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:26,821 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:26,840 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:26,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:26,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 40 states and 72 transitions. [2018-10-04 14:55:26,892 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 72 transitions. [2018-10-04 14:55:26,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:26,892 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:26,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:26,905 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:26,918 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:26,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:26,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 41 states and 74 transitions. [2018-10-04 14:55:26,961 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 74 transitions. [2018-10-04 14:55:26,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:26,961 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:26,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:26,982 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:27,002 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:27,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:27,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 42 states and 76 transitions. [2018-10-04 14:55:27,052 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 76 transitions. [2018-10-04 14:55:27,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:27,053 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:27,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:27,061 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:27,074 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:27,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:27,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 43 states and 78 transitions. [2018-10-04 14:55:27,116 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 78 transitions. [2018-10-04 14:55:27,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:27,116 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:27,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:27,165 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:27,234 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:27,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:27,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 44 states and 80 transitions. [2018-10-04 14:55:27,283 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 80 transitions. [2018-10-04 14:55:27,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:27,283 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:27,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:27,293 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:27,305 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:27,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:27,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 45 states and 82 transitions. [2018-10-04 14:55:27,358 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 82 transitions. [2018-10-04 14:55:27,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:27,359 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:27,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:27,376 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:27,389 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:27,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:27,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 46 states and 84 transitions. [2018-10-04 14:55:27,445 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 84 transitions. [2018-10-04 14:55:27,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:27,446 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:27,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:27,455 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:27,469 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:27,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:27,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 47 states and 86 transitions. [2018-10-04 14:55:27,520 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 86 transitions. [2018-10-04 14:55:27,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:27,521 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:27,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:27,538 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:27,554 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:27,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:27,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 48 states and 88 transitions. [2018-10-04 14:55:27,634 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 88 transitions. [2018-10-04 14:55:27,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:27,634 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:27,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:27,659 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:27,685 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:27,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:27,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 49 states and 90 transitions. [2018-10-04 14:55:27,729 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 90 transitions. [2018-10-04 14:55:27,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:27,730 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:27,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:27,739 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:27,750 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:27,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:27,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 50 states and 92 transitions. [2018-10-04 14:55:27,791 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 92 transitions. [2018-10-04 14:55:27,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:27,792 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:27,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:27,802 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:27,817 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:27,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:27,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 51 states and 94 transitions. [2018-10-04 14:55:27,876 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 94 transitions. [2018-10-04 14:55:27,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:27,877 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:27,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:27,900 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:27,952 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:27,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:27,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 52 states and 96 transitions. [2018-10-04 14:55:27,994 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 96 transitions. [2018-10-04 14:55:27,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:27,995 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:28,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:28,010 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:28,027 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:28,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:28,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 53 states and 98 transitions. [2018-10-04 14:55:28,071 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 98 transitions. [2018-10-04 14:55:28,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:28,071 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:28,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:28,080 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:28,116 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:28,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:28,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 54 states and 100 transitions. [2018-10-04 14:55:28,170 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 100 transitions. [2018-10-04 14:55:28,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:28,170 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:28,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:28,201 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:28,239 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:28,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:28,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 55 states and 102 transitions. [2018-10-04 14:55:28,283 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 102 transitions. [2018-10-04 14:55:28,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:28,283 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:28,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:28,299 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:28,313 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:28,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:28,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 56 states and 104 transitions. [2018-10-04 14:55:28,415 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 104 transitions. [2018-10-04 14:55:28,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:28,415 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:28,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:28,434 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:28,526 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:29,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:29,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 57 states and 106 transitions. [2018-10-04 14:55:29,033 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 106 transitions. [2018-10-04 14:55:29,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:29,033 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:29,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:29,048 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:29,062 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:29,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:29,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 58 states and 108 transitions. [2018-10-04 14:55:29,204 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 108 transitions. [2018-10-04 14:55:29,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:29,204 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:29,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:29,228 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:29,326 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:29,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:29,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 59 states and 110 transitions. [2018-10-04 14:55:29,397 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 110 transitions. [2018-10-04 14:55:29,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:29,397 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:29,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:29,420 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:29,523 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:29,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:29,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 60 states and 112 transitions. [2018-10-04 14:55:29,562 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 112 transitions. [2018-10-04 14:55:29,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:29,562 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:29,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:29,580 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:29,601 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:29,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:29,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 61 states and 114 transitions. [2018-10-04 14:55:29,638 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 114 transitions. [2018-10-04 14:55:29,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:29,638 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:29,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:29,655 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:29,666 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:29,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:29,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 62 states and 116 transitions. [2018-10-04 14:55:29,703 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 116 transitions. [2018-10-04 14:55:29,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:29,704 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:29,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:29,726 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:29,797 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:29,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:29,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 63 states and 118 transitions. [2018-10-04 14:55:29,833 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 118 transitions. [2018-10-04 14:55:29,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:29,833 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:29,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:29,853 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:29,867 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:29,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:29,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 64 states and 120 transitions. [2018-10-04 14:55:29,914 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 120 transitions. [2018-10-04 14:55:29,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:29,914 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:29,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:29,926 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:29,935 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:29,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:29,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 65 states and 122 transitions. [2018-10-04 14:55:29,974 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 122 transitions. [2018-10-04 14:55:29,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:29,975 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:30,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:30,010 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:30,158 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:30,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:30,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 66 states and 124 transitions. [2018-10-04 14:55:30,837 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 124 transitions. [2018-10-04 14:55:30,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:30,838 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:30,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:30,857 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:30,878 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:30,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:30,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 67 states and 126 transitions. [2018-10-04 14:55:30,926 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 126 transitions. [2018-10-04 14:55:30,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:30,927 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:30,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:30,933 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:30,959 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:31,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:31,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 68 states and 128 transitions. [2018-10-04 14:55:31,010 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 128 transitions. [2018-10-04 14:55:31,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:31,011 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:31,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:31,018 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:31,025 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:31,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:31,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 69 states and 130 transitions. [2018-10-04 14:55:31,224 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 130 transitions. [2018-10-04 14:55:31,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:31,224 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:31,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:31,231 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:31,242 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:31,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:31,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 70 states and 132 transitions. [2018-10-04 14:55:31,280 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 132 transitions. [2018-10-04 14:55:31,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:31,281 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:31,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:31,286 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:31,296 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:31,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:31,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 71 states and 134 transitions. [2018-10-04 14:55:31,332 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 134 transitions. [2018-10-04 14:55:31,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:31,333 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:31,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:31,352 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:31,387 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:31,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:31,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 72 states and 136 transitions. [2018-10-04 14:55:31,422 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 136 transitions. [2018-10-04 14:55:31,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:31,423 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:31,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:31,432 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:31,446 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:31,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:31,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 73 states and 138 transitions. [2018-10-04 14:55:31,483 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 138 transitions. [2018-10-04 14:55:31,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:31,484 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:31,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:31,498 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:31,531 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:31,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:31,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 74 states and 140 transitions. [2018-10-04 14:55:31,568 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 140 transitions. [2018-10-04 14:55:31,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:31,569 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:31,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:31,575 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:31,584 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:31,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:31,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 75 states and 142 transitions. [2018-10-04 14:55:31,622 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 142 transitions. [2018-10-04 14:55:31,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:31,623 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:31,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:31,631 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:31,657 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:31,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:31,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2018-10-04 14:55:31,705 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2018-10-04 14:55:31,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:31,705 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:31,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:31,726 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:31,863 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:32,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:32,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 77 states and 146 transitions. [2018-10-04 14:55:32,226 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 146 transitions. [2018-10-04 14:55:32,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:32,226 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:32,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:32,231 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:32,243 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:32,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:32,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 78 states and 148 transitions. [2018-10-04 14:55:32,278 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 148 transitions. [2018-10-04 14:55:32,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:32,278 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:32,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:32,299 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:32,355 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:32,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:32,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 79 states and 150 transitions. [2018-10-04 14:55:32,393 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 150 transitions. [2018-10-04 14:55:32,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:32,394 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:32,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:32,400 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:32,409 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:32,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:32,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 80 states and 152 transitions. [2018-10-04 14:55:32,446 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 152 transitions. [2018-10-04 14:55:32,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:32,446 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:32,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:32,453 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:32,461 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:32,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:32,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 81 states and 154 transitions. [2018-10-04 14:55:32,498 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 154 transitions. [2018-10-04 14:55:32,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:32,498 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:32,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:32,504 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:32,512 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:32,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:32,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 82 states and 156 transitions. [2018-10-04 14:55:32,574 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 156 transitions. [2018-10-04 14:55:32,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:32,574 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:32,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:32,583 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:32,590 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:32,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:32,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 83 states and 158 transitions. [2018-10-04 14:55:32,627 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 158 transitions. [2018-10-04 14:55:32,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:32,627 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:32,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:32,634 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:32,642 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:32,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:32,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 84 states and 160 transitions. [2018-10-04 14:55:32,681 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 160 transitions. [2018-10-04 14:55:32,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:32,681 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:32,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:32,687 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:32,699 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:32,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:32,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2018-10-04 14:55:32,752 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2018-10-04 14:55:32,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:32,752 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:32,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:32,773 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:32,851 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:32,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:32,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 86 states and 164 transitions. [2018-10-04 14:55:32,890 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 164 transitions. [2018-10-04 14:55:32,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:32,890 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:32,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:32,897 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:32,909 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:32,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:32,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 87 states and 166 transitions. [2018-10-04 14:55:32,947 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 166 transitions. [2018-10-04 14:55:32,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:32,947 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:32,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:32,953 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:32,961 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:32,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:32,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 88 states and 168 transitions. [2018-10-04 14:55:32,999 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 168 transitions. [2018-10-04 14:55:32,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:32,999 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:33,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:33,004 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:33,013 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:33,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:33,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 89 states and 170 transitions. [2018-10-04 14:55:33,053 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 170 transitions. [2018-10-04 14:55:33,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:33,053 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:33,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:33,060 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:33,069 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:33,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:33,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 90 states and 172 transitions. [2018-10-04 14:55:33,108 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 172 transitions. [2018-10-04 14:55:33,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:33,108 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:33,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:33,115 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:33,124 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:33,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:33,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 91 states and 174 transitions. [2018-10-04 14:55:33,162 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 174 transitions. [2018-10-04 14:55:33,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:33,163 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:33,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:33,183 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:33,230 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:33,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:33,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 92 states and 176 transitions. [2018-10-04 14:55:33,268 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 176 transitions. [2018-10-04 14:55:33,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:33,268 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:33,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:33,274 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:33,282 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:33,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:33,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 93 states and 178 transitions. [2018-10-04 14:55:33,320 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 178 transitions. [2018-10-04 14:55:33,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:33,320 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:33,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:33,327 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:33,336 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:33,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:33,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 94 states and 180 transitions. [2018-10-04 14:55:33,380 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 180 transitions. [2018-10-04 14:55:33,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:33,381 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:33,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:33,389 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:33,401 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:33,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:33,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 95 states and 182 transitions. [2018-10-04 14:55:33,483 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 182 transitions. [2018-10-04 14:55:33,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:33,484 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:33,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:33,503 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:33,674 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:33,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:33,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 96 states and 184 transitions. [2018-10-04 14:55:33,751 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 184 transitions. [2018-10-04 14:55:33,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:33,751 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:33,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:33,769 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:33,784 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:33,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:33,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 97 states and 186 transitions. [2018-10-04 14:55:33,841 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 186 transitions. [2018-10-04 14:55:33,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:33,842 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:33,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:33,849 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:33,856 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:33,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:33,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 98 states and 188 transitions. [2018-10-04 14:55:33,924 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 188 transitions. [2018-10-04 14:55:33,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:33,924 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:33,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:33,931 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:33,940 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:33,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:33,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 99 states and 190 transitions. [2018-10-04 14:55:33,986 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 190 transitions. [2018-10-04 14:55:33,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:33,986 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:34,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:34,008 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:34,037 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:34,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:34,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 100 states and 192 transitions. [2018-10-04 14:55:34,075 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 192 transitions. [2018-10-04 14:55:34,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:34,075 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:34,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:34,081 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:34,091 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:34,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:34,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 101 states and 194 transitions. [2018-10-04 14:55:34,138 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 194 transitions. [2018-10-04 14:55:34,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:34,139 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:34,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:34,147 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:34,160 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:34,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:34,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 102 states and 196 transitions. [2018-10-04 14:55:34,198 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 196 transitions. [2018-10-04 14:55:34,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:34,198 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:34,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:34,205 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:34,214 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:34,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:34,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 103 states and 198 transitions. [2018-10-04 14:55:34,252 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 198 transitions. [2018-10-04 14:55:34,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:34,253 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:34,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:34,258 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:34,268 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:34,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:34,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 104 states and 200 transitions. [2018-10-04 14:55:34,307 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 200 transitions. [2018-10-04 14:55:34,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:34,308 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:34,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:34,314 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:34,327 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:34,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:34,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 105 states and 202 transitions. [2018-10-04 14:55:34,382 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 202 transitions. [2018-10-04 14:55:34,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:34,382 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:34,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:34,402 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:34,430 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:34,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:34,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 106 states and 204 transitions. [2018-10-04 14:55:34,467 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 204 transitions. [2018-10-04 14:55:34,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:34,468 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:34,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:34,489 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:34,514 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:34,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:34,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 107 states and 206 transitions. [2018-10-04 14:55:34,552 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 206 transitions. [2018-10-04 14:55:34,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:34,553 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:34,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:34,565 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:34,580 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:34,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:34,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 108 states and 208 transitions. [2018-10-04 14:55:34,627 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 208 transitions. [2018-10-04 14:55:34,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:34,628 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:34,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:34,640 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:34,663 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:34,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:34,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 109 states and 210 transitions. [2018-10-04 14:55:34,705 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 210 transitions. [2018-10-04 14:55:34,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:34,706 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:34,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:34,714 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:34,735 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:34,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:34,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 110 states and 212 transitions. [2018-10-04 14:55:34,809 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 212 transitions. [2018-10-04 14:55:34,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:34,809 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:34,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:34,820 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:34,831 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:34,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:34,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 111 states and 214 transitions. [2018-10-04 14:55:34,874 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 214 transitions. [2018-10-04 14:55:34,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:34,874 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:34,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:34,889 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:34,907 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:34,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:34,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 112 states and 216 transitions. [2018-10-04 14:55:34,952 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 216 transitions. [2018-10-04 14:55:34,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:34,953 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:34,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:34,959 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:34,971 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:35,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:35,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 113 states and 218 transitions. [2018-10-04 14:55:35,016 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 218 transitions. [2018-10-04 14:55:35,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:35,016 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:35,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:35,033 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:35,043 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:35,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:35,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 114 states and 220 transitions. [2018-10-04 14:55:35,088 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 220 transitions. [2018-10-04 14:55:35,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:35,089 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:35,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:35,099 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:35,114 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:35,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:35,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 115 states and 222 transitions. [2018-10-04 14:55:35,169 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 222 transitions. [2018-10-04 14:55:35,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:35,169 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:35,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:35,188 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:35,241 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:35,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:35,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 116 states and 224 transitions. [2018-10-04 14:55:35,281 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 224 transitions. [2018-10-04 14:55:35,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:35,282 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:35,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:35,287 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:35,295 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:35,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:35,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 117 states and 226 transitions. [2018-10-04 14:55:35,337 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 226 transitions. [2018-10-04 14:55:35,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:35,338 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:35,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:35,360 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:35,399 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:35,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:35,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 118 states and 228 transitions. [2018-10-04 14:55:35,438 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 228 transitions. [2018-10-04 14:55:35,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:35,439 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:35,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:35,444 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:35,472 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:35,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:35,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 119 states and 230 transitions. [2018-10-04 14:55:35,508 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 230 transitions. [2018-10-04 14:55:35,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:35,509 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:35,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:35,530 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:35,543 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:35,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:35,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 120 states and 232 transitions. [2018-10-04 14:55:35,580 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 232 transitions. [2018-10-04 14:55:35,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:35,580 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:35,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:35,585 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:35,602 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:35,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:35,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 121 states and 234 transitions. [2018-10-04 14:55:35,641 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 234 transitions. [2018-10-04 14:55:35,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:35,642 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:35,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:35,647 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:35,662 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:35,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:35,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 122 states and 236 transitions. [2018-10-04 14:55:35,699 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 236 transitions. [2018-10-04 14:55:35,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:35,699 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:35,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:35,710 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:35,717 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:35,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:35,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 123 states and 238 transitions. [2018-10-04 14:55:35,756 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 238 transitions. [2018-10-04 14:55:35,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:35,756 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:35,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:35,762 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:35,769 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:35,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:35,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 124 states and 240 transitions. [2018-10-04 14:55:35,807 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 240 transitions. [2018-10-04 14:55:35,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:35,807 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:35,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:35,814 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:35,821 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:35,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:35,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 125 states and 242 transitions. [2018-10-04 14:55:35,858 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 242 transitions. [2018-10-04 14:55:35,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:35,859 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:35,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:35,868 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:35,879 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:35,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:35,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 126 states and 244 transitions. [2018-10-04 14:55:35,915 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 244 transitions. [2018-10-04 14:55:35,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:35,916 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:35,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:35,935 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:35,945 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:35,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:35,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 127 states and 246 transitions. [2018-10-04 14:55:35,983 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 246 transitions. [2018-10-04 14:55:35,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:35,984 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:35,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:35,990 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:36,000 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:36,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:36,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 128 states and 248 transitions. [2018-10-04 14:55:36,037 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 248 transitions. [2018-10-04 14:55:36,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:36,037 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:36,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:36,043 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:36,051 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:36,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:36,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 129 states and 250 transitions. [2018-10-04 14:55:36,089 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 250 transitions. [2018-10-04 14:55:36,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:36,090 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:36,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:36,095 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:36,104 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:36,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:36,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 130 states and 252 transitions. [2018-10-04 14:55:36,146 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 252 transitions. [2018-10-04 14:55:36,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:36,146 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:36,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:36,151 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:36,160 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:36,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:36,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 131 states and 254 transitions. [2018-10-04 14:55:36,258 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 254 transitions. [2018-10-04 14:55:36,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:36,258 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:36,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:36,264 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:36,280 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:36,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:36,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 132 states and 256 transitions. [2018-10-04 14:55:36,318 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 256 transitions. [2018-10-04 14:55:36,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:36,318 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:36,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:36,324 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:36,362 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:36,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:36,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 133 states and 258 transitions. [2018-10-04 14:55:36,400 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 258 transitions. [2018-10-04 14:55:36,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:36,401 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:36,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:36,412 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:36,419 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:36,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:36,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 134 states and 260 transitions. [2018-10-04 14:55:36,457 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 260 transitions. [2018-10-04 14:55:36,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:36,457 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:36,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:36,463 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:36,472 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:36,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:36,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 135 states and 262 transitions. [2018-10-04 14:55:36,511 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 262 transitions. [2018-10-04 14:55:36,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:36,511 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:36,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:36,520 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:36,529 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:36,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:36,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 136 states and 264 transitions. [2018-10-04 14:55:36,569 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 264 transitions. [2018-10-04 14:55:36,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:36,570 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:36,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:36,585 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:36,606 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:36,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:36,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 137 states and 266 transitions. [2018-10-04 14:55:36,652 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 266 transitions. [2018-10-04 14:55:36,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:36,652 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:36,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:36,663 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:36,687 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:36,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:36,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 138 states and 268 transitions. [2018-10-04 14:55:36,727 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 268 transitions. [2018-10-04 14:55:36,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:36,728 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:36,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:36,735 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:36,752 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:36,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:36,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 139 states and 270 transitions. [2018-10-04 14:55:36,789 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 270 transitions. [2018-10-04 14:55:36,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:36,790 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:36,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:36,796 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:36,806 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:36,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:36,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 140 states and 272 transitions. [2018-10-04 14:55:36,845 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 272 transitions. [2018-10-04 14:55:36,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:36,845 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:36,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:36,851 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:36,858 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:36,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:36,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 141 states and 274 transitions. [2018-10-04 14:55:36,920 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 274 transitions. [2018-10-04 14:55:36,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:36,920 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:36,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:36,927 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:36,936 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:36,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:36,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 142 states and 276 transitions. [2018-10-04 14:55:36,975 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 276 transitions. [2018-10-04 14:55:36,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:36,975 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:36,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:36,981 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:36,990 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:37,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:37,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 143 states and 278 transitions. [2018-10-04 14:55:37,028 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 278 transitions. [2018-10-04 14:55:37,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:37,028 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:37,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:37,040 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:37,050 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:37,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:37,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 144 states and 280 transitions. [2018-10-04 14:55:37,090 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 280 transitions. [2018-10-04 14:55:37,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:37,091 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:37,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:37,096 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:37,105 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:37,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:37,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 145 states and 282 transitions. [2018-10-04 14:55:37,145 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 282 transitions. [2018-10-04 14:55:37,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:37,145 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:37,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:37,157 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:37,171 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:37,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:37,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 146 states and 284 transitions. [2018-10-04 14:55:37,211 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 284 transitions. [2018-10-04 14:55:37,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:37,212 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:37,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:37,217 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:37,228 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:37,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:37,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 147 states and 286 transitions. [2018-10-04 14:55:37,274 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 286 transitions. [2018-10-04 14:55:37,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:37,274 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:37,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:37,279 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:37,293 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:37,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:37,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 148 states and 288 transitions. [2018-10-04 14:55:37,332 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 288 transitions. [2018-10-04 14:55:37,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:37,333 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:37,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:37,339 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:37,350 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:37,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:37,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 149 states and 290 transitions. [2018-10-04 14:55:37,392 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 290 transitions. [2018-10-04 14:55:37,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:37,392 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:37,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:37,398 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:37,410 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:37,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:37,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 150 states and 292 transitions. [2018-10-04 14:55:37,448 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 292 transitions. [2018-10-04 14:55:37,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:37,448 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:37,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:37,454 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:37,463 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:37,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:37,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 151 states and 294 transitions. [2018-10-04 14:55:37,504 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 294 transitions. [2018-10-04 14:55:37,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:37,504 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:37,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:37,511 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:37,521 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:37,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:37,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 152 states and 296 transitions. [2018-10-04 14:55:37,565 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 296 transitions. [2018-10-04 14:55:37,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:37,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:37,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:37,571 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:37,581 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:37,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:37,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 153 states and 298 transitions. [2018-10-04 14:55:37,620 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 298 transitions. [2018-10-04 14:55:37,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:37,621 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:37,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:37,626 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:37,639 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:37,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:37,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 154 states and 300 transitions. [2018-10-04 14:55:37,683 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 300 transitions. [2018-10-04 14:55:37,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:37,683 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:37,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:37,695 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:37,721 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:37,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:37,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 155 states and 302 transitions. [2018-10-04 14:55:37,761 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 302 transitions. [2018-10-04 14:55:37,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:37,762 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:37,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:37,767 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:37,775 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:37,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:37,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 156 states and 304 transitions. [2018-10-04 14:55:37,814 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 304 transitions. [2018-10-04 14:55:37,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:37,814 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:37,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:37,826 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:37,835 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:37,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:37,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 157 states and 306 transitions. [2018-10-04 14:55:37,875 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 306 transitions. [2018-10-04 14:55:37,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:37,875 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:37,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:37,880 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:37,892 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:37,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:37,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 158 states and 308 transitions. [2018-10-04 14:55:37,931 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 308 transitions. [2018-10-04 14:55:37,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:37,931 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:37,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:37,939 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:37,948 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:37,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:37,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 159 states and 310 transitions. [2018-10-04 14:55:37,990 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 310 transitions. [2018-10-04 14:55:37,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:37,991 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:38,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:38,009 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:38,023 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:38,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:38,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 160 states and 312 transitions. [2018-10-04 14:55:38,064 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 312 transitions. [2018-10-04 14:55:38,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:38,064 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:38,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:38,098 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:38,134 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:38,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:38,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 161 states and 314 transitions. [2018-10-04 14:55:38,669 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 314 transitions. [2018-10-04 14:55:38,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:38,669 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:38,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:38,676 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:38,688 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:38,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:38,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 162 states and 316 transitions. [2018-10-04 14:55:38,768 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 316 transitions. [2018-10-04 14:55:38,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:38,769 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:38,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:38,774 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:38,788 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:38,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:38,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 163 states and 318 transitions. [2018-10-04 14:55:38,860 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 318 transitions. [2018-10-04 14:55:38,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:38,861 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:38,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:38,867 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:38,885 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:38,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:38,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 164 states and 320 transitions. [2018-10-04 14:55:38,958 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 320 transitions. [2018-10-04 14:55:38,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:38,958 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:38,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:38,967 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:38,980 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:39,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:39,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 165 states and 322 transitions. [2018-10-04 14:55:39,047 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 322 transitions. [2018-10-04 14:55:39,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:39,047 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:39,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:39,055 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:39,064 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:39,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:39,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 166 states and 324 transitions. [2018-10-04 14:55:39,103 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 324 transitions. [2018-10-04 14:55:39,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:39,103 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:39,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:39,109 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:39,118 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:39,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:39,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 167 states and 326 transitions. [2018-10-04 14:55:39,159 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 326 transitions. [2018-10-04 14:55:39,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:39,159 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:39,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:39,166 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:39,173 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:39,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:39,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 168 states and 328 transitions. [2018-10-04 14:55:39,215 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 328 transitions. [2018-10-04 14:55:39,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:39,215 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:39,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:39,221 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:39,229 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:39,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:39,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 169 states and 330 transitions. [2018-10-04 14:55:39,268 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 330 transitions. [2018-10-04 14:55:39,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:39,268 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:39,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:39,274 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:39,287 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:39,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:39,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 170 states and 332 transitions. [2018-10-04 14:55:39,327 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 332 transitions. [2018-10-04 14:55:39,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:39,327 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:39,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:39,347 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:39,438 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:39,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:39,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 171 states and 334 transitions. [2018-10-04 14:55:39,480 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 334 transitions. [2018-10-04 14:55:39,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:39,480 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:39,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:39,486 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:39,495 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:39,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:39,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 172 states and 336 transitions. [2018-10-04 14:55:39,534 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 336 transitions. [2018-10-04 14:55:39,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:39,535 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:39,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:39,541 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:39,551 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:39,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:39,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 173 states and 338 transitions. [2018-10-04 14:55:39,590 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 338 transitions. [2018-10-04 14:55:39,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:39,590 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:39,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:39,596 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:39,605 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:39,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:39,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 174 states and 340 transitions. [2018-10-04 14:55:39,647 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 340 transitions. [2018-10-04 14:55:39,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:39,647 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:39,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:39,670 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:39,729 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:39,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:39,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 175 states and 342 transitions. [2018-10-04 14:55:39,996 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 342 transitions. [2018-10-04 14:55:39,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:39,997 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:40,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:40,003 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:40,013 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:40,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:40,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 176 states and 344 transitions. [2018-10-04 14:55:40,057 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 344 transitions. [2018-10-04 14:55:40,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:40,058 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:40,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:40,064 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:40,074 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:40,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:40,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 177 states and 346 transitions. [2018-10-04 14:55:40,118 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 346 transitions. [2018-10-04 14:55:40,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:40,119 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:40,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:40,131 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:40,148 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:40,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:40,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 178 states and 348 transitions. [2018-10-04 14:55:40,207 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 348 transitions. [2018-10-04 14:55:40,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:40,207 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:40,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:40,214 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:40,223 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:40,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:40,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 179 states and 350 transitions. [2018-10-04 14:55:40,265 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 350 transitions. [2018-10-04 14:55:40,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:40,265 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:40,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:40,274 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:40,284 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:40,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:40,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 180 states and 352 transitions. [2018-10-04 14:55:40,329 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 352 transitions. [2018-10-04 14:55:40,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:40,329 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:40,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:40,350 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:40,496 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:41,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:41,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 181 states and 354 transitions. [2018-10-04 14:55:41,198 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 354 transitions. [2018-10-04 14:55:41,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:41,198 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:41,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:41,218 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:41,361 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:42,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:42,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 182 states and 356 transitions. [2018-10-04 14:55:42,063 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 356 transitions. [2018-10-04 14:55:42,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:42,064 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:42,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:42,081 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:42,236 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:42,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:42,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 183 states and 358 transitions. [2018-10-04 14:55:42,896 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 358 transitions. [2018-10-04 14:55:42,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:42,897 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:42,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:42,914 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:43,072 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:43,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:43,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 184 states and 360 transitions. [2018-10-04 14:55:43,788 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 360 transitions. [2018-10-04 14:55:43,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:43,788 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:43,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:43,806 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:43,972 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:44,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:44,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 185 states and 362 transitions. [2018-10-04 14:55:44,606 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 362 transitions. [2018-10-04 14:55:44,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:44,606 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:44,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:44,611 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:44,621 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:44,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:44,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 186 states and 364 transitions. [2018-10-04 14:55:44,664 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 364 transitions. [2018-10-04 14:55:44,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:44,664 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:44,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:44,669 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:44,677 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:44,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:44,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 187 states and 366 transitions. [2018-10-04 14:55:44,718 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 366 transitions. [2018-10-04 14:55:44,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:44,718 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:44,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:44,723 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:44,731 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:44,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:44,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 188 states and 368 transitions. [2018-10-04 14:55:44,772 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 368 transitions. [2018-10-04 14:55:44,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:44,772 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:44,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:44,777 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:44,786 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:44,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:44,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 189 states and 370 transitions. [2018-10-04 14:55:44,829 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 370 transitions. [2018-10-04 14:55:44,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:44,830 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:44,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:44,834 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:44,842 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:44,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:44,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 190 states and 372 transitions. [2018-10-04 14:55:44,881 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 372 transitions. [2018-10-04 14:55:44,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:44,881 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:44,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:44,886 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:44,897 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:44,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:44,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 191 states and 374 transitions. [2018-10-04 14:55:44,938 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 374 transitions. [2018-10-04 14:55:44,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:44,938 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:44,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:44,944 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:44,978 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:45,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:45,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 192 states and 376 transitions. [2018-10-04 14:55:45,019 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 376 transitions. [2018-10-04 14:55:45,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:45,020 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:45,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:45,026 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:45,043 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:45,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:45,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 193 states and 378 transitions. [2018-10-04 14:55:45,083 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 378 transitions. [2018-10-04 14:55:45,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:45,083 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:45,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:45,103 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:45,243 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:45,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:45,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 194 states and 380 transitions. [2018-10-04 14:55:45,341 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 380 transitions. [2018-10-04 14:55:45,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:45,341 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:45,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:45,348 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:45,372 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:45,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:45,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 195 states and 382 transitions. [2018-10-04 14:55:45,468 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 382 transitions. [2018-10-04 14:55:45,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:45,468 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:45,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:45,475 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:45,483 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:45,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:45,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 196 states and 384 transitions. [2018-10-04 14:55:45,523 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 384 transitions. [2018-10-04 14:55:45,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:45,524 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:45,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:45,529 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:45,538 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:45,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:45,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 197 states and 386 transitions. [2018-10-04 14:55:45,578 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 386 transitions. [2018-10-04 14:55:45,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:45,578 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:45,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:45,583 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:45,597 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:45,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:45,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 198 states and 388 transitions. [2018-10-04 14:55:45,650 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 388 transitions. [2018-10-04 14:55:45,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:45,650 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:45,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:45,655 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:45,662 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:45,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:45,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 199 states and 390 transitions. [2018-10-04 14:55:45,706 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 390 transitions. [2018-10-04 14:55:45,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:45,706 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:45,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:45,711 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:45,719 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:45,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:45,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 200 states and 392 transitions. [2018-10-04 14:55:45,760 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 392 transitions. [2018-10-04 14:55:45,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:45,760 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:45,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:45,766 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:45,777 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:45,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:45,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 201 states and 394 transitions. [2018-10-04 14:55:45,817 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 394 transitions. [2018-10-04 14:55:45,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:45,817 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:45,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:45,823 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:45,852 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:45,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:45,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 202 states and 396 transitions. [2018-10-04 14:55:45,893 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 396 transitions. [2018-10-04 14:55:45,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:45,893 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:45,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:45,898 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:45,906 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:45,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:45,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 203 states and 398 transitions. [2018-10-04 14:55:45,948 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 398 transitions. [2018-10-04 14:55:45,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:45,948 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:45,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:45,967 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:46,126 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:46,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:46,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 204 states and 400 transitions. [2018-10-04 14:55:46,201 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 400 transitions. [2018-10-04 14:55:46,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:46,202 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:46,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:46,206 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:46,213 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:46,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:46,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 205 states and 402 transitions. [2018-10-04 14:55:46,254 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 402 transitions. [2018-10-04 14:55:46,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:46,254 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:46,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:46,266 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:46,273 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:46,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:46,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 206 states and 404 transitions. [2018-10-04 14:55:46,314 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 404 transitions. [2018-10-04 14:55:46,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:46,314 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:46,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:46,319 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:46,328 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:46,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:46,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 207 states and 406 transitions. [2018-10-04 14:55:46,368 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 406 transitions. [2018-10-04 14:55:46,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:46,368 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:46,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:46,373 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:46,382 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:46,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:46,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 208 states and 408 transitions. [2018-10-04 14:55:46,422 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 408 transitions. [2018-10-04 14:55:46,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:46,422 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:46,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:46,427 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:46,436 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:46,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:46,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 209 states and 410 transitions. [2018-10-04 14:55:46,476 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 410 transitions. [2018-10-04 14:55:46,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:46,476 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:46,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:46,485 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:46,499 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:46,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:46,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 210 states and 412 transitions. [2018-10-04 14:55:46,538 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 412 transitions. [2018-10-04 14:55:46,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:46,538 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:46,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:46,544 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:46,552 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:46,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:46,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 211 states and 414 transitions. [2018-10-04 14:55:46,593 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 414 transitions. [2018-10-04 14:55:46,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:46,594 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:46,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:46,599 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:46,624 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:46,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:46,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 212 states and 416 transitions. [2018-10-04 14:55:46,725 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 416 transitions. [2018-10-04 14:55:46,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:46,726 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:46,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:46,730 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:46,740 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:46,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:46,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 213 states and 418 transitions. [2018-10-04 14:55:46,781 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 418 transitions. [2018-10-04 14:55:46,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:46,781 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:46,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:46,787 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:46,797 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:46,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:46,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 214 states and 420 transitions. [2018-10-04 14:55:46,836 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 420 transitions. [2018-10-04 14:55:46,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:46,836 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:46,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:46,841 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:46,854 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:46,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:46,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 215 states and 422 transitions. [2018-10-04 14:55:46,897 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 422 transitions. [2018-10-04 14:55:46,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:46,897 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:46,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:46,902 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:46,910 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:46,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:46,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 216 states and 424 transitions. [2018-10-04 14:55:46,951 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 424 transitions. [2018-10-04 14:55:46,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:46,952 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:46,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:46,965 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:46,979 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:47,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:47,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 217 states and 426 transitions. [2018-10-04 14:55:47,020 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 426 transitions. [2018-10-04 14:55:47,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:47,020 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:47,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:47,025 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:47,034 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:47,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:47,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 218 states and 428 transitions. [2018-10-04 14:55:47,076 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 428 transitions. [2018-10-04 14:55:47,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:47,076 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:47,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:47,082 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:47,091 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:47,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:47,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 219 states and 430 transitions. [2018-10-04 14:55:47,133 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 430 transitions. [2018-10-04 14:55:47,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:47,134 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:47,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:47,140 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:47,147 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:47,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:47,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 220 states and 432 transitions. [2018-10-04 14:55:47,188 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 432 transitions. [2018-10-04 14:55:47,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:47,188 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:47,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:47,196 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:47,206 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:47,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:47,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 221 states and 434 transitions. [2018-10-04 14:55:47,246 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 434 transitions. [2018-10-04 14:55:47,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:47,247 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:47,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:47,252 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:47,261 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:47,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:47,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 222 states and 436 transitions. [2018-10-04 14:55:47,303 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 436 transitions. [2018-10-04 14:55:47,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:47,303 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:47,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:47,311 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:47,319 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:47,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:47,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 223 states and 438 transitions. [2018-10-04 14:55:47,359 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 438 transitions. [2018-10-04 14:55:47,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:47,359 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:47,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:47,367 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:47,392 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:47,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:47,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 224 states and 440 transitions. [2018-10-04 14:55:47,440 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 440 transitions. [2018-10-04 14:55:47,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:47,440 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:47,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:47,448 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:47,456 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:47,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:47,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 225 states and 442 transitions. [2018-10-04 14:55:47,526 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 442 transitions. [2018-10-04 14:55:47,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:47,527 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:47,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:47,533 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:47,541 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:47,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:47,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 226 states and 444 transitions. [2018-10-04 14:55:47,584 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 444 transitions. [2018-10-04 14:55:47,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:47,584 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:47,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:47,589 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:47,598 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:47,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:47,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 227 states and 446 transitions. [2018-10-04 14:55:47,640 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 446 transitions. [2018-10-04 14:55:47,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:47,640 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:47,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:47,645 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:47,653 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:47,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:47,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 228 states and 448 transitions. [2018-10-04 14:55:47,694 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 448 transitions. [2018-10-04 14:55:47,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:47,695 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:47,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:47,700 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:47,710 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:47,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:47,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 229 states and 450 transitions. [2018-10-04 14:55:47,749 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 450 transitions. [2018-10-04 14:55:47,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:47,750 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:47,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:47,755 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:47,763 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:47,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:47,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 230 states and 452 transitions. [2018-10-04 14:55:47,805 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 452 transitions. [2018-10-04 14:55:47,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:47,805 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:47,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:47,812 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:47,821 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:47,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:47,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 231 states and 454 transitions. [2018-10-04 14:55:47,863 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 454 transitions. [2018-10-04 14:55:47,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:47,863 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:47,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:47,889 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:47,906 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:47,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:47,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 232 states and 456 transitions. [2018-10-04 14:55:47,949 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 456 transitions. [2018-10-04 14:55:47,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:47,949 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:47,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:47,958 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:47,968 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:48,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:48,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 233 states and 458 transitions. [2018-10-04 14:55:48,010 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 458 transitions. [2018-10-04 14:55:48,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:48,010 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:48,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:48,026 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:48,039 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:48,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:48,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 234 states and 460 transitions. [2018-10-04 14:55:48,078 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 460 transitions. [2018-10-04 14:55:48,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:48,079 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:48,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:48,084 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:48,095 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:48,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:48,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 235 states and 462 transitions. [2018-10-04 14:55:48,137 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 462 transitions. [2018-10-04 14:55:48,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:48,137 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:48,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:48,143 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:48,151 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:48,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:48,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 236 states and 464 transitions. [2018-10-04 14:55:48,193 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 464 transitions. [2018-10-04 14:55:48,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:48,194 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:48,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:48,201 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:48,209 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:48,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:48,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 237 states and 466 transitions. [2018-10-04 14:55:48,251 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 466 transitions. [2018-10-04 14:55:48,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:48,251 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:48,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:48,258 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:48,267 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:48,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:48,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 238 states and 468 transitions. [2018-10-04 14:55:48,308 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 468 transitions. [2018-10-04 14:55:48,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:48,308 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:48,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:48,325 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:48,345 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:48,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:48,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 239 states and 470 transitions. [2018-10-04 14:55:48,385 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 470 transitions. [2018-10-04 14:55:48,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:48,385 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:48,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:48,392 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:48,399 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:48,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:48,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 240 states and 472 transitions. [2018-10-04 14:55:48,442 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 472 transitions. [2018-10-04 14:55:48,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:48,443 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:48,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:48,449 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:48,459 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:48,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:48,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 241 states and 474 transitions. [2018-10-04 14:55:48,500 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 474 transitions. [2018-10-04 14:55:48,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:48,500 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:48,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:48,506 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:48,514 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:48,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:48,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 242 states and 476 transitions. [2018-10-04 14:55:48,557 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 476 transitions. [2018-10-04 14:55:48,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:48,557 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:48,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:48,565 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:48,576 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:48,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:48,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 243 states and 478 transitions. [2018-10-04 14:55:48,619 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 478 transitions. [2018-10-04 14:55:48,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:48,619 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:48,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:48,627 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:48,701 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:48,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:48,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 244 states and 480 transitions. [2018-10-04 14:55:48,742 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 480 transitions. [2018-10-04 14:55:48,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:48,742 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:48,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:48,748 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:48,757 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:48,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:48,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 245 states and 482 transitions. [2018-10-04 14:55:48,823 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 482 transitions. [2018-10-04 14:55:48,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:48,824 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:48,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:48,830 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:48,844 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:48,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:48,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 246 states and 484 transitions. [2018-10-04 14:55:48,919 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 484 transitions. [2018-10-04 14:55:48,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:48,919 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:48,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:48,926 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:48,944 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:49,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:49,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 247 states and 486 transitions. [2018-10-04 14:55:49,026 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 486 transitions. [2018-10-04 14:55:49,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:49,027 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:49,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:49,042 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:49,060 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:49,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:49,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 248 states and 488 transitions. [2018-10-04 14:55:49,136 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 488 transitions. [2018-10-04 14:55:49,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:49,137 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:49,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:49,144 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:49,165 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:49,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:49,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 249 states and 490 transitions. [2018-10-04 14:55:49,231 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 490 transitions. [2018-10-04 14:55:49,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:49,231 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:49,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:49,241 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:49,251 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:49,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:49,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 250 states and 492 transitions. [2018-10-04 14:55:49,299 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 492 transitions. [2018-10-04 14:55:49,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:49,300 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:49,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:49,306 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:49,316 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:49,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:49,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 251 states and 494 transitions. [2018-10-04 14:55:49,363 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 494 transitions. [2018-10-04 14:55:49,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:49,363 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:49,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:49,370 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:49,381 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:49,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:49,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 252 states and 496 transitions. [2018-10-04 14:55:49,442 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 496 transitions. [2018-10-04 14:55:49,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:49,442 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:49,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:49,447 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:49,458 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:49,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:49,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 253 states and 498 transitions. [2018-10-04 14:55:49,505 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 498 transitions. [2018-10-04 14:55:49,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:49,505 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:49,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:49,529 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:49,684 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:49,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:49,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 254 states and 500 transitions. [2018-10-04 14:55:49,972 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 500 transitions. [2018-10-04 14:55:49,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:49,973 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:49,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:49,982 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:49,991 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:50,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:50,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 255 states and 502 transitions. [2018-10-04 14:55:50,033 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 502 transitions. [2018-10-04 14:55:50,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:50,033 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:50,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:50,037 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:50,046 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:50,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:50,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 256 states and 504 transitions. [2018-10-04 14:55:50,088 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 504 transitions. [2018-10-04 14:55:50,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:50,088 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:50,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:50,094 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:50,102 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:50,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:50,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 257 states and 506 transitions. [2018-10-04 14:55:50,158 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 506 transitions. [2018-10-04 14:55:50,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:50,158 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:50,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:50,163 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:50,172 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:50,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:50,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 258 states and 508 transitions. [2018-10-04 14:55:50,213 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 508 transitions. [2018-10-04 14:55:50,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:50,214 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:50,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:50,218 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:50,265 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:50,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:50,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 259 states and 510 transitions. [2018-10-04 14:55:50,307 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 510 transitions. [2018-10-04 14:55:50,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:50,307 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:50,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:50,312 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:50,321 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:50,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:50,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 260 states and 512 transitions. [2018-10-04 14:55:50,365 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 512 transitions. [2018-10-04 14:55:50,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:50,366 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:50,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:50,373 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:50,382 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:50,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:50,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 261 states and 514 transitions. [2018-10-04 14:55:50,424 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 514 transitions. [2018-10-04 14:55:50,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:50,424 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:50,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:50,431 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:50,442 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:50,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:50,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 262 states and 516 transitions. [2018-10-04 14:55:50,484 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 516 transitions. [2018-10-04 14:55:50,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:50,485 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:50,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:50,490 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:50,500 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:50,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:50,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 263 states and 518 transitions. [2018-10-04 14:55:50,541 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 518 transitions. [2018-10-04 14:55:50,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:50,542 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:50,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:50,553 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:50,567 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:50,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:50,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 264 states and 520 transitions. [2018-10-04 14:55:50,608 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 520 transitions. [2018-10-04 14:55:50,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:50,609 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:50,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:50,617 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:50,641 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:50,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:50,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 265 states and 522 transitions. [2018-10-04 14:55:50,687 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 522 transitions. [2018-10-04 14:55:50,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:50,688 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:50,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:50,694 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:50,707 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:50,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:50,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 266 states and 524 transitions. [2018-10-04 14:55:50,749 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 524 transitions. [2018-10-04 14:55:50,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:50,750 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:50,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:50,755 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:50,764 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:50,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:50,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 267 states and 526 transitions. [2018-10-04 14:55:50,806 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 526 transitions. [2018-10-04 14:55:50,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:50,806 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:50,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:50,812 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:50,826 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:50,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:50,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 268 states and 528 transitions. [2018-10-04 14:55:50,869 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 528 transitions. [2018-10-04 14:55:50,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:50,870 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:50,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:50,875 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:50,884 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:50,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:50,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 269 states and 530 transitions. [2018-10-04 14:55:50,926 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 530 transitions. [2018-10-04 14:55:50,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:50,926 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:50,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:50,934 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:50,942 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:50,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:50,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 270 states and 532 transitions. [2018-10-04 14:55:50,986 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 532 transitions. [2018-10-04 14:55:50,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:50,986 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:50,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:50,991 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:51,000 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:51,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:51,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 271 states and 534 transitions. [2018-10-04 14:55:51,045 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 534 transitions. [2018-10-04 14:55:51,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:51,046 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:51,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:51,051 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:51,059 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:51,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:51,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 272 states and 536 transitions. [2018-10-04 14:55:51,103 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 536 transitions. [2018-10-04 14:55:51,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:51,103 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:51,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:51,109 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:51,123 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:51,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:51,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 273 states and 538 transitions. [2018-10-04 14:55:51,164 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 538 transitions. [2018-10-04 14:55:51,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:51,164 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:51,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:51,169 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:51,180 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:51,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:51,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 274 states and 540 transitions. [2018-10-04 14:55:51,222 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 540 transitions. [2018-10-04 14:55:51,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:51,223 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:51,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:51,228 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:51,239 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:51,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:51,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 275 states and 542 transitions. [2018-10-04 14:55:51,283 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 542 transitions. [2018-10-04 14:55:51,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:51,283 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:51,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:51,290 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:51,299 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:51,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:51,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 276 states and 544 transitions. [2018-10-04 14:55:51,342 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 544 transitions. [2018-10-04 14:55:51,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:51,343 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:51,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:51,347 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:51,360 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:51,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:51,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 277 states and 546 transitions. [2018-10-04 14:55:51,402 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 546 transitions. [2018-10-04 14:55:51,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:51,402 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:51,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:51,418 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:51,457 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:51,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:51,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 278 states and 548 transitions. [2018-10-04 14:55:51,499 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 548 transitions. [2018-10-04 14:55:51,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:51,499 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:51,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:51,505 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:51,524 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:51,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:51,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 279 states and 550 transitions. [2018-10-04 14:55:51,567 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 550 transitions. [2018-10-04 14:55:51,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:51,568 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:51,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:51,573 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:51,582 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:51,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:51,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 280 states and 552 transitions. [2018-10-04 14:55:51,626 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 552 transitions. [2018-10-04 14:55:51,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:51,627 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:51,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:51,635 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:51,645 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:51,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:51,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 281 states and 554 transitions. [2018-10-04 14:55:51,688 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 554 transitions. [2018-10-04 14:55:51,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:51,688 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:51,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:51,694 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:51,707 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:51,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:51,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 282 states and 556 transitions. [2018-10-04 14:55:51,751 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 556 transitions. [2018-10-04 14:55:51,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:51,751 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:51,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:51,760 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:51,774 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:51,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:51,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 283 states and 558 transitions. [2018-10-04 14:55:51,816 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 558 transitions. [2018-10-04 14:55:51,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:51,817 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:51,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:51,849 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:51,862 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:51,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:51,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 284 states and 560 transitions. [2018-10-04 14:55:51,906 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 560 transitions. [2018-10-04 14:55:51,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:51,906 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:51,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:51,915 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:51,923 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:51,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:51,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 285 states and 562 transitions. [2018-10-04 14:55:51,965 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 562 transitions. [2018-10-04 14:55:51,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:51,966 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:51,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:51,973 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:51,982 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:52,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:52,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 286 states and 564 transitions. [2018-10-04 14:55:52,028 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 564 transitions. [2018-10-04 14:55:52,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:52,028 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:52,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:52,033 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:52,044 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:52,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:52,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 287 states and 566 transitions. [2018-10-04 14:55:52,087 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 566 transitions. [2018-10-04 14:55:52,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:52,088 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:52,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:52,093 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:52,105 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:52,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:52,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 288 states and 568 transitions. [2018-10-04 14:55:52,149 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 568 transitions. [2018-10-04 14:55:52,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:52,150 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:52,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:52,157 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:52,166 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:52,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:52,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 289 states and 570 transitions. [2018-10-04 14:55:52,211 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 570 transitions. [2018-10-04 14:55:52,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:52,211 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:52,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:52,220 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:52,229 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:52,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:52,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 290 states and 572 transitions. [2018-10-04 14:55:52,274 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 572 transitions. [2018-10-04 14:55:52,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:52,274 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:52,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:52,282 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:52,291 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:52,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:52,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 291 states and 574 transitions. [2018-10-04 14:55:52,335 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 574 transitions. [2018-10-04 14:55:52,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:52,336 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:52,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:52,343 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:52,358 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:52,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:52,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 292 states and 576 transitions. [2018-10-04 14:55:52,403 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 576 transitions. [2018-10-04 14:55:52,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:52,403 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:52,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:52,409 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:52,420 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:52,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:52,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 293 states and 578 transitions. [2018-10-04 14:55:52,465 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 578 transitions. [2018-10-04 14:55:52,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:52,465 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:52,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:52,471 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:52,481 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:52,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:52,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 294 states and 580 transitions. [2018-10-04 14:55:52,525 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 580 transitions. [2018-10-04 14:55:52,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:52,525 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:52,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:52,532 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:52,542 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:52,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:52,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 295 states and 582 transitions. [2018-10-04 14:55:52,587 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 582 transitions. [2018-10-04 14:55:52,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:52,588 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:52,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:52,593 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:52,607 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:52,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:52,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 296 states and 584 transitions. [2018-10-04 14:55:52,651 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 584 transitions. [2018-10-04 14:55:52,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:52,651 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:52,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:52,659 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:52,667 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:52,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:52,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 297 states and 586 transitions. [2018-10-04 14:55:52,714 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 586 transitions. [2018-10-04 14:55:52,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:52,714 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:52,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:52,720 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:52,731 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:52,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:52,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 298 states and 588 transitions. [2018-10-04 14:55:52,776 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 588 transitions. [2018-10-04 14:55:52,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:52,777 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:52,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:52,784 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:52,792 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:52,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:52,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 299 states and 590 transitions. [2018-10-04 14:55:52,834 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 590 transitions. [2018-10-04 14:55:52,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:52,834 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:52,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:52,841 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:52,852 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:52,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:52,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 300 states and 592 transitions. [2018-10-04 14:55:52,897 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 592 transitions. [2018-10-04 14:55:52,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:52,897 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:52,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:52,911 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:52,922 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:52,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:52,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 301 states and 594 transitions. [2018-10-04 14:55:52,966 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 594 transitions. [2018-10-04 14:55:52,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:52,967 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:52,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:52,976 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:52,986 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:53,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:53,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 302 states and 596 transitions. [2018-10-04 14:55:53,031 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 596 transitions. [2018-10-04 14:55:53,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:53,032 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:53,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:53,040 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:53,048 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:53,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:53,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 303 states and 598 transitions. [2018-10-04 14:55:53,093 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 598 transitions. [2018-10-04 14:55:53,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:53,093 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:53,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:53,101 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:53,110 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:53,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:53,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 304 states and 600 transitions. [2018-10-04 14:55:53,155 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 600 transitions. [2018-10-04 14:55:53,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:53,155 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:53,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:53,164 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:53,171 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:53,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:53,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 305 states and 602 transitions. [2018-10-04 14:55:53,214 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 602 transitions. [2018-10-04 14:55:53,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:53,215 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:53,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:53,232 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:53,247 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:53,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:53,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 306 states and 604 transitions. [2018-10-04 14:55:53,294 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 604 transitions. [2018-10-04 14:55:53,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:53,294 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:53,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:53,300 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:53,308 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:53,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:53,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 307 states and 606 transitions. [2018-10-04 14:55:53,355 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 606 transitions. [2018-10-04 14:55:53,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:53,356 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:53,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:53,361 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:53,373 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:53,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:53,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 308 states and 608 transitions. [2018-10-04 14:55:53,418 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 608 transitions. [2018-10-04 14:55:53,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:53,418 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:53,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:53,430 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:53,445 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:53,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:53,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 309 states and 610 transitions. [2018-10-04 14:55:53,490 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 610 transitions. [2018-10-04 14:55:53,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:53,490 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:53,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:53,496 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:53,504 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:53,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:53,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 310 states and 612 transitions. [2018-10-04 14:55:53,549 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 612 transitions. [2018-10-04 14:55:53,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:53,549 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:53,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:53,569 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:53,631 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:53,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:53,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 311 states and 614 transitions. [2018-10-04 14:55:53,676 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 614 transitions. [2018-10-04 14:55:53,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:53,676 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:53,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:53,682 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:53,690 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:53,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:53,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 312 states and 616 transitions. [2018-10-04 14:55:53,735 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 616 transitions. [2018-10-04 14:55:53,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:53,736 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:53,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:53,741 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:53,749 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:53,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:53,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 313 states and 618 transitions. [2018-10-04 14:55:53,795 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 618 transitions. [2018-10-04 14:55:53,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:53,795 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:53,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:53,801 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:53,813 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:53,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:53,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 314 states and 620 transitions. [2018-10-04 14:55:53,856 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 620 transitions. [2018-10-04 14:55:53,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:53,856 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:53,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:53,862 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:53,872 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:53,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:53,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 315 states and 622 transitions. [2018-10-04 14:55:53,937 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 622 transitions. [2018-10-04 14:55:53,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:53,937 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:53,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:53,943 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:53,959 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:54,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:54,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 316 states and 624 transitions. [2018-10-04 14:55:54,025 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 624 transitions. [2018-10-04 14:55:54,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:54,025 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:54,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:54,031 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:54,045 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:54,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:54,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 317 states and 626 transitions. [2018-10-04 14:55:54,116 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 626 transitions. [2018-10-04 14:55:54,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:54,116 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:54,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:54,122 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:54,138 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:54,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:54,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 318 states and 628 transitions. [2018-10-04 14:55:54,216 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 628 transitions. [2018-10-04 14:55:54,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:54,216 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:54,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:54,222 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:54,237 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:54,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:54,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 319 states and 630 transitions. [2018-10-04 14:55:54,306 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 630 transitions. [2018-10-04 14:55:54,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:54,306 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:54,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:54,312 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:54,325 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:54,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:54,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 320 states and 632 transitions. [2018-10-04 14:55:54,380 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 632 transitions. [2018-10-04 14:55:54,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:54,380 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:54,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:54,397 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:54,471 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:54,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:54,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 321 states and 634 transitions. [2018-10-04 14:55:54,520 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 634 transitions. [2018-10-04 14:55:54,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:54,520 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:54,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:54,526 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:54,537 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:54,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:54,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 322 states and 636 transitions. [2018-10-04 14:55:54,589 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 636 transitions. [2018-10-04 14:55:54,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:54,589 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:54,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:54,595 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:54,605 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:54,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:54,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 323 states and 638 transitions. [2018-10-04 14:55:54,668 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 638 transitions. [2018-10-04 14:55:54,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:54,668 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:54,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:54,673 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:54,686 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:54,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:54,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 324 states and 640 transitions. [2018-10-04 14:55:54,732 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 640 transitions. [2018-10-04 14:55:54,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:54,732 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:54,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:54,739 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:54,754 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:54,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:54,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 325 states and 642 transitions. [2018-10-04 14:55:54,799 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 642 transitions. [2018-10-04 14:55:54,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:54,799 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:54,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:54,804 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:54,812 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:54,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:54,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 326 states and 644 transitions. [2018-10-04 14:55:54,856 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 644 transitions. [2018-10-04 14:55:54,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:54,856 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:54,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:54,863 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:54,896 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:54,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:54,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 327 states and 646 transitions. [2018-10-04 14:55:54,940 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 646 transitions. [2018-10-04 14:55:54,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:54,940 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:54,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:54,945 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:54,954 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:54,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:54,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 328 states and 648 transitions. [2018-10-04 14:55:54,996 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 648 transitions. [2018-10-04 14:55:54,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:54,997 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:55,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:55,003 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:55,014 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:55,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:55,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 329 states and 650 transitions. [2018-10-04 14:55:55,059 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 650 transitions. [2018-10-04 14:55:55,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:55,059 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:55,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:55,064 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:55,074 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:55,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:55,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 330 states and 652 transitions. [2018-10-04 14:55:55,119 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 652 transitions. [2018-10-04 14:55:55,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:55,119 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:55,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:55,138 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:55,152 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:55,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:55,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 331 states and 654 transitions. [2018-10-04 14:55:55,196 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 654 transitions. [2018-10-04 14:55:55,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:55,197 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:55,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:55,202 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:55,212 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:55,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:55,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 332 states and 656 transitions. [2018-10-04 14:55:55,256 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 656 transitions. [2018-10-04 14:55:55,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:55,256 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:55,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:55,263 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:55,276 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:55,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:55,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 333 states and 658 transitions. [2018-10-04 14:55:55,321 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 658 transitions. [2018-10-04 14:55:55,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:55,321 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:55,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:55,341 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:55,483 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:55,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:55,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 334 states and 660 transitions. [2018-10-04 14:55:55,949 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 660 transitions. [2018-10-04 14:55:55,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:55,949 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:55,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:55,962 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:55,972 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:56,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:56,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 335 states and 662 transitions. [2018-10-04 14:55:56,017 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 662 transitions. [2018-10-04 14:55:56,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:56,018 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:56,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:56,037 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:56,115 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:56,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:56,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 336 states and 664 transitions. [2018-10-04 14:55:56,160 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 664 transitions. [2018-10-04 14:55:56,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:56,160 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:56,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:56,165 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:56,173 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:56,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:56,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 337 states and 666 transitions. [2018-10-04 14:55:56,220 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 666 transitions. [2018-10-04 14:55:56,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:56,220 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:56,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:56,225 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:56,234 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:56,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:56,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 338 states and 668 transitions. [2018-10-04 14:55:56,279 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 668 transitions. [2018-10-04 14:55:56,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:56,279 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:56,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:56,284 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:56,294 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:56,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:56,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 339 states and 670 transitions. [2018-10-04 14:55:56,340 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 670 transitions. [2018-10-04 14:55:56,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:56,340 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:56,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:56,348 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:56,372 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:56,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:56,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 340 states and 672 transitions. [2018-10-04 14:55:56,464 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 672 transitions. [2018-10-04 14:55:56,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:56,464 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:56,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:56,469 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:56,478 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:56,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:56,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 341 states and 674 transitions. [2018-10-04 14:55:56,523 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 674 transitions. [2018-10-04 14:55:56,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:56,523 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:56,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:56,528 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:56,540 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:56,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:56,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 342 states and 676 transitions. [2018-10-04 14:55:56,582 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 676 transitions. [2018-10-04 14:55:56,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:56,582 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:56,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:56,590 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:56,597 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:56,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:56,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 343 states and 678 transitions. [2018-10-04 14:55:56,641 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 678 transitions. [2018-10-04 14:55:56,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:56,641 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:56,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:56,647 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:56,657 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:56,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:56,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 344 states and 680 transitions. [2018-10-04 14:55:56,701 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 680 transitions. [2018-10-04 14:55:56,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:56,701 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:56,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:56,706 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:56,721 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:56,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:56,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 345 states and 682 transitions. [2018-10-04 14:55:56,765 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 682 transitions. [2018-10-04 14:55:56,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:56,766 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:56,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:56,773 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:56,786 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:56,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:56,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 346 states and 684 transitions. [2018-10-04 14:55:56,829 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 684 transitions. [2018-10-04 14:55:56,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:56,829 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:56,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:56,835 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:56,845 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:56,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:56,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 347 states and 686 transitions. [2018-10-04 14:55:56,889 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 686 transitions. [2018-10-04 14:55:56,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:56,890 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:56,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:56,896 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:56,910 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:56,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:56,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 348 states and 688 transitions. [2018-10-04 14:55:56,954 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 688 transitions. [2018-10-04 14:55:56,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:56,955 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:56,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:56,962 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:56,969 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:57,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:57,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 349 states and 690 transitions. [2018-10-04 14:55:57,014 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 690 transitions. [2018-10-04 14:55:57,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:57,014 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:57,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:57,020 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:57,029 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:57,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:57,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 350 states and 692 transitions. [2018-10-04 14:55:57,071 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 692 transitions. [2018-10-04 14:55:57,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:57,071 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:57,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:57,079 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:57,100 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:57,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:57,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 351 states and 694 transitions. [2018-10-04 14:55:57,145 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 694 transitions. [2018-10-04 14:55:57,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:57,145 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:57,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:57,152 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:57,164 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:57,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:57,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 352 states and 696 transitions. [2018-10-04 14:55:57,211 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 696 transitions. [2018-10-04 14:55:57,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:57,211 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:57,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:57,220 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:57,233 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:57,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:57,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 353 states and 698 transitions. [2018-10-04 14:55:57,276 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 698 transitions. [2018-10-04 14:55:57,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:57,276 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:57,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:57,299 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:57,310 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:57,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:57,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 354 states and 700 transitions. [2018-10-04 14:55:57,353 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 700 transitions. [2018-10-04 14:55:57,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:57,354 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:57,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:57,359 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:57,368 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:57,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:57,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 355 states and 702 transitions. [2018-10-04 14:55:57,411 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 702 transitions. [2018-10-04 14:55:57,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:57,412 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:57,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:57,421 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:57,434 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:57,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:57,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 356 states and 704 transitions. [2018-10-04 14:55:57,478 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 704 transitions. [2018-10-04 14:55:57,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:57,479 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:57,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:57,484 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:57,493 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:57,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:57,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 357 states and 706 transitions. [2018-10-04 14:55:57,541 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 706 transitions. [2018-10-04 14:55:57,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:57,542 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:57,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:57,549 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:57,562 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:57,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:57,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 358 states and 708 transitions. [2018-10-04 14:55:57,605 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 708 transitions. [2018-10-04 14:55:57,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:57,605 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:57,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:57,611 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:57,621 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:57,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:57,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 359 states and 710 transitions. [2018-10-04 14:55:57,667 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 710 transitions. [2018-10-04 14:55:57,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:57,667 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:57,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:57,673 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:57,684 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:57,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:57,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 360 states and 712 transitions. [2018-10-04 14:55:57,730 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 712 transitions. [2018-10-04 14:55:57,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:57,731 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:57,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:57,736 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:57,748 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:57,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:57,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 361 states and 714 transitions. [2018-10-04 14:55:57,792 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 714 transitions. [2018-10-04 14:55:57,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:57,793 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:57,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:57,800 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:57,827 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:57,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:57,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 362 states and 716 transitions. [2018-10-04 14:55:57,875 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 716 transitions. [2018-10-04 14:55:57,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:57,875 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:57,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:57,881 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:57,890 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:57,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:57,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 363 states and 718 transitions. [2018-10-04 14:55:57,935 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 718 transitions. [2018-10-04 14:55:57,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:57,936 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:57,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:57,944 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:57,953 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:57,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:57,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 364 states and 720 transitions. [2018-10-04 14:55:57,997 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 720 transitions. [2018-10-04 14:55:57,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:57,998 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:58,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:58,005 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:58,014 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:58,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:58,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 365 states and 722 transitions. [2018-10-04 14:55:58,061 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 722 transitions. [2018-10-04 14:55:58,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:58,061 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:58,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:58,067 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:58,086 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:58,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:58,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 366 states and 724 transitions. [2018-10-04 14:55:58,130 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 724 transitions. [2018-10-04 14:55:58,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:58,131 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:58,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:58,136 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:58,148 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:58,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:58,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 367 states and 726 transitions. [2018-10-04 14:55:58,193 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 726 transitions. [2018-10-04 14:55:58,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:58,194 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:58,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:58,202 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:58,212 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:58,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:58,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 368 states and 728 transitions. [2018-10-04 14:55:58,255 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 728 transitions. [2018-10-04 14:55:58,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:58,255 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:58,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:58,262 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:58,272 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:58,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:58,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 369 states and 730 transitions. [2018-10-04 14:55:58,363 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 730 transitions. [2018-10-04 14:55:58,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:58,363 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:58,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:58,369 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:58,377 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:58,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:58,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 370 states and 732 transitions. [2018-10-04 14:55:58,423 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 732 transitions. [2018-10-04 14:55:58,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:58,424 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:58,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:58,430 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:58,440 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:58,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:58,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 371 states and 734 transitions. [2018-10-04 14:55:58,484 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 734 transitions. [2018-10-04 14:55:58,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:58,485 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:58,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:58,493 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:58,504 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:58,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:58,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 372 states and 736 transitions. [2018-10-04 14:55:58,548 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 736 transitions. [2018-10-04 14:55:58,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:58,548 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:58,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:58,593 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:58,604 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:58,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:58,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 373 states and 738 transitions. [2018-10-04 14:55:58,655 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 738 transitions. [2018-10-04 14:55:58,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:58,656 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:58,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:58,661 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:58,671 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:58,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:58,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 374 states and 740 transitions. [2018-10-04 14:55:58,718 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 740 transitions. [2018-10-04 14:55:58,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:58,719 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:58,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:58,724 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:58,733 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:58,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:58,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 375 states and 742 transitions. [2018-10-04 14:55:58,779 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 742 transitions. [2018-10-04 14:55:58,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:58,780 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:58,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:58,787 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:58,796 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:58,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:58,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 376 states and 744 transitions. [2018-10-04 14:55:58,843 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 744 transitions. [2018-10-04 14:55:58,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:58,843 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:58,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:58,868 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:58,885 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:58,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:58,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 377 states and 746 transitions. [2018-10-04 14:55:58,933 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 746 transitions. [2018-10-04 14:55:58,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:58,933 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:58,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:58,939 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:58,948 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:58,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:58,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 378 states and 748 transitions. [2018-10-04 14:55:58,993 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 748 transitions. [2018-10-04 14:55:58,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:58,993 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:58,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:59,000 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:59,017 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:59,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:59,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 379 states and 750 transitions. [2018-10-04 14:55:59,088 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 750 transitions. [2018-10-04 14:55:59,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:59,088 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:59,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:59,103 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:59,118 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:59,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:59,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 380 states and 752 transitions. [2018-10-04 14:55:59,192 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 752 transitions. [2018-10-04 14:55:59,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:59,192 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:59,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:59,216 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:59,246 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:59,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:59,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 381 states and 754 transitions. [2018-10-04 14:55:59,317 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 754 transitions. [2018-10-04 14:55:59,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:59,317 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:59,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:59,322 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:59,338 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:59,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:59,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 382 states and 756 transitions. [2018-10-04 14:55:59,408 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 756 transitions. [2018-10-04 14:55:59,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:59,408 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:59,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:59,413 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:59,427 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:59,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:59,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 383 states and 758 transitions. [2018-10-04 14:55:59,495 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 758 transitions. [2018-10-04 14:55:59,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:59,496 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:59,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:59,502 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:59,510 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:59,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:59,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 384 states and 760 transitions. [2018-10-04 14:55:59,555 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 760 transitions. [2018-10-04 14:55:59,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:59,555 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:59,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:59,560 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:59,570 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:59,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:59,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 385 states and 762 transitions. [2018-10-04 14:55:59,616 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 762 transitions. [2018-10-04 14:55:59,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:59,616 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:59,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:59,621 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:59,630 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:59,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:59,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 386 states and 764 transitions. [2018-10-04 14:55:59,677 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 764 transitions. [2018-10-04 14:55:59,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:59,678 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:59,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:59,686 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:59,694 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:59,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:59,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 387 states and 766 transitions. [2018-10-04 14:55:59,739 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 766 transitions. [2018-10-04 14:55:59,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:59,740 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:59,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:59,745 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:59,756 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:59,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:59,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 388 states and 768 transitions. [2018-10-04 14:55:59,804 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 768 transitions. [2018-10-04 14:55:59,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:59,805 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:59,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:59,816 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:59,828 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:59,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:59,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 389 states and 770 transitions. [2018-10-04 14:55:59,873 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 770 transitions. [2018-10-04 14:55:59,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:59,873 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:59,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:59,885 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:59,893 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:55:59,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:59,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 390 states and 772 transitions. [2018-10-04 14:55:59,940 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 772 transitions. [2018-10-04 14:55:59,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:55:59,940 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:59,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:59,947 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:55:59,959 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:00,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:00,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 391 states and 774 transitions. [2018-10-04 14:56:00,009 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 774 transitions. [2018-10-04 14:56:00,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:00,010 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:00,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:00,021 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:00,034 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:00,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:00,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 392 states and 776 transitions. [2018-10-04 14:56:00,089 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 776 transitions. [2018-10-04 14:56:00,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:00,089 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:00,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:00,109 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:00,125 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:00,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:00,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 393 states and 778 transitions. [2018-10-04 14:56:00,184 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 778 transitions. [2018-10-04 14:56:00,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:00,185 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:00,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:00,199 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:00,294 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:00,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:00,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 394 states and 780 transitions. [2018-10-04 14:56:00,407 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 780 transitions. [2018-10-04 14:56:00,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:00,408 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:00,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:00,415 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:00,426 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:00,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:00,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 395 states and 782 transitions. [2018-10-04 14:56:00,477 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 782 transitions. [2018-10-04 14:56:00,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:00,477 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:00,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:00,484 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:00,496 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:00,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:00,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 396 states and 784 transitions. [2018-10-04 14:56:00,556 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 784 transitions. [2018-10-04 14:56:00,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:00,556 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:00,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:00,561 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:00,575 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:00,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:00,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 397 states and 786 transitions. [2018-10-04 14:56:00,620 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 786 transitions. [2018-10-04 14:56:00,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:00,621 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:00,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:00,627 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:00,633 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:00,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:00,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 398 states and 788 transitions. [2018-10-04 14:56:00,679 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 788 transitions. [2018-10-04 14:56:00,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:00,680 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:00,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:00,688 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:00,698 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:00,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:00,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 399 states and 790 transitions. [2018-10-04 14:56:00,745 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 790 transitions. [2018-10-04 14:56:00,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:00,745 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:00,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:00,750 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:00,761 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:00,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:00,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 400 states and 792 transitions. [2018-10-04 14:56:00,806 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 792 transitions. [2018-10-04 14:56:00,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:00,806 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:00,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:00,812 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:00,969 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:01,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:01,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 401 states and 794 transitions. [2018-10-04 14:56:01,633 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 794 transitions. [2018-10-04 14:56:01,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:01,633 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:01,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:01,638 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:01,647 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:01,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:01,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 402 states and 796 transitions. [2018-10-04 14:56:01,694 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 796 transitions. [2018-10-04 14:56:01,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:01,694 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:01,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:01,699 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:01,705 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:01,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:01,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 403 states and 798 transitions. [2018-10-04 14:56:01,752 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 798 transitions. [2018-10-04 14:56:01,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:01,753 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:01,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:01,757 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:01,766 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:01,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:01,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 404 states and 800 transitions. [2018-10-04 14:56:01,811 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 800 transitions. [2018-10-04 14:56:01,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:01,812 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:01,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:01,819 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:01,931 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:01,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:01,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 405 states and 802 transitions. [2018-10-04 14:56:01,977 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 802 transitions. [2018-10-04 14:56:01,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:01,978 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:01,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:01,983 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:01,991 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:02,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:02,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 406 states and 804 transitions. [2018-10-04 14:56:02,036 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 804 transitions. [2018-10-04 14:56:02,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:02,037 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:02,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:02,042 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:02,050 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:02,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:02,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 407 states and 806 transitions. [2018-10-04 14:56:02,097 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 806 transitions. [2018-10-04 14:56:02,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:02,097 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:02,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:02,102 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:02,112 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:02,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:02,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 408 states and 808 transitions. [2018-10-04 14:56:02,158 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 808 transitions. [2018-10-04 14:56:02,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:02,158 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:02,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:02,163 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:02,175 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:02,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:02,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 409 states and 810 transitions. [2018-10-04 14:56:02,221 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 810 transitions. [2018-10-04 14:56:02,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:02,221 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:02,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:02,241 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:02,312 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:02,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:02,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 410 states and 812 transitions. [2018-10-04 14:56:02,356 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 812 transitions. [2018-10-04 14:56:02,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:02,357 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:02,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:02,362 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:02,370 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:02,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:02,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 411 states and 814 transitions. [2018-10-04 14:56:02,414 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 814 transitions. [2018-10-04 14:56:02,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:02,415 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:02,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:02,422 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:02,431 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:02,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:02,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 412 states and 816 transitions. [2018-10-04 14:56:02,477 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 816 transitions. [2018-10-04 14:56:02,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:02,478 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:02,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:02,485 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:02,493 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:02,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:02,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 413 states and 818 transitions. [2018-10-04 14:56:02,540 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 818 transitions. [2018-10-04 14:56:02,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:02,541 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:02,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:02,545 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:02,557 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:02,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:02,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 414 states and 820 transitions. [2018-10-04 14:56:02,603 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 820 transitions. [2018-10-04 14:56:02,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:02,603 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:02,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:02,608 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:02,621 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:02,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:02,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 415 states and 822 transitions. [2018-10-04 14:56:02,669 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 822 transitions. [2018-10-04 14:56:02,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:02,669 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:02,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:02,676 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:02,831 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:02,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:02,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 416 states and 824 transitions. [2018-10-04 14:56:02,901 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 824 transitions. [2018-10-04 14:56:02,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:02,901 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:02,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:02,907 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:02,913 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:02,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:02,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 417 states and 826 transitions. [2018-10-04 14:56:02,960 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 826 transitions. [2018-10-04 14:56:02,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:02,961 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:02,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:02,966 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:02,974 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:03,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:03,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 418 states and 828 transitions. [2018-10-04 14:56:03,022 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 828 transitions. [2018-10-04 14:56:03,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:03,022 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:03,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:03,027 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:03,037 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:03,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:03,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 419 states and 830 transitions. [2018-10-04 14:56:03,084 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 830 transitions. [2018-10-04 14:56:03,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:03,084 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:03,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:03,093 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:03,104 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:03,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:03,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 420 states and 832 transitions. [2018-10-04 14:56:03,149 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 832 transitions. [2018-10-04 14:56:03,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:03,149 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:03,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:03,156 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:03,166 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:03,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:03,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 421 states and 834 transitions. [2018-10-04 14:56:03,213 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 834 transitions. [2018-10-04 14:56:03,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:03,213 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:03,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:03,219 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:03,229 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:03,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:03,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 422 states and 836 transitions. [2018-10-04 14:56:03,280 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 836 transitions. [2018-10-04 14:56:03,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:03,280 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:03,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:03,286 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:03,301 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:03,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:03,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 423 states and 838 transitions. [2018-10-04 14:56:03,348 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 838 transitions. [2018-10-04 14:56:03,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:03,348 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:03,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:03,356 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:03,363 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:03,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:03,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 424 states and 840 transitions. [2018-10-04 14:56:03,410 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 840 transitions. [2018-10-04 14:56:03,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:03,410 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:03,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:03,417 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:03,427 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:03,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:03,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842 states to 425 states and 842 transitions. [2018-10-04 14:56:03,471 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 842 transitions. [2018-10-04 14:56:03,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:03,471 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:03,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:03,476 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:03,492 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:03,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:03,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 426 states and 844 transitions. [2018-10-04 14:56:03,538 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 844 transitions. [2018-10-04 14:56:03,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:03,538 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:03,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:03,544 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:03,553 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:03,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:03,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 427 states and 846 transitions. [2018-10-04 14:56:03,596 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 846 transitions. [2018-10-04 14:56:03,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:03,597 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:03,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:03,603 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:03,615 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:03,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:03,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 848 states to 428 states and 848 transitions. [2018-10-04 14:56:03,659 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 848 transitions. [2018-10-04 14:56:03,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:03,659 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:03,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:03,665 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:03,676 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:03,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:03,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 850 states to 429 states and 850 transitions. [2018-10-04 14:56:03,726 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 850 transitions. [2018-10-04 14:56:03,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:03,726 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:03,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:03,732 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:03,743 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:03,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:03,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 430 states and 852 transitions. [2018-10-04 14:56:03,792 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 852 transitions. [2018-10-04 14:56:03,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:03,792 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:03,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:03,799 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:03,809 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:03,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:03,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 854 states to 431 states and 854 transitions. [2018-10-04 14:56:03,858 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 854 transitions. [2018-10-04 14:56:03,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:03,859 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:03,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:03,865 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:03,874 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:03,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:03,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 432 states and 856 transitions. [2018-10-04 14:56:03,920 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 856 transitions. [2018-10-04 14:56:03,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:03,921 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:03,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:03,927 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:03,940 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:03,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:03,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 433 states and 858 transitions. [2018-10-04 14:56:03,986 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 858 transitions. [2018-10-04 14:56:03,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:03,986 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:03,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:03,993 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:04,003 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:04,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:04,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860 states to 434 states and 860 transitions. [2018-10-04 14:56:04,051 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 860 transitions. [2018-10-04 14:56:04,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:04,051 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:04,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:04,058 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:04,068 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:04,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:04,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 435 states and 862 transitions. [2018-10-04 14:56:04,118 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 862 transitions. [2018-10-04 14:56:04,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:04,119 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:04,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:04,125 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:04,148 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:04,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:04,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 436 states and 864 transitions. [2018-10-04 14:56:04,219 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 864 transitions. [2018-10-04 14:56:04,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:04,220 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:04,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:04,235 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:04,248 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:04,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:04,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 437 states and 866 transitions. [2018-10-04 14:56:04,318 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 866 transitions. [2018-10-04 14:56:04,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:04,319 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:04,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:04,325 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:04,343 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:04,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:04,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 438 states and 868 transitions. [2018-10-04 14:56:04,419 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 868 transitions. [2018-10-04 14:56:04,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:04,419 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:04,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:04,424 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:04,439 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:04,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:04,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 439 states and 870 transitions. [2018-10-04 14:56:04,516 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 870 transitions. [2018-10-04 14:56:04,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:04,517 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:04,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:04,523 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:04,537 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:04,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:04,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 440 states and 872 transitions. [2018-10-04 14:56:04,598 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 872 transitions. [2018-10-04 14:56:04,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:04,598 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:04,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:04,603 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:04,611 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:04,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:04,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874 states to 441 states and 874 transitions. [2018-10-04 14:56:04,658 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 874 transitions. [2018-10-04 14:56:04,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:04,658 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:04,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:04,666 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:04,676 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:04,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:04,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 442 states and 876 transitions. [2018-10-04 14:56:04,725 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 876 transitions. [2018-10-04 14:56:04,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:04,726 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:04,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:04,732 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:04,745 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:04,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:04,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 443 states and 878 transitions. [2018-10-04 14:56:04,791 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 878 transitions. [2018-10-04 14:56:04,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:04,791 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:04,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:04,797 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:04,807 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:04,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:04,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 444 states and 880 transitions. [2018-10-04 14:56:04,856 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 880 transitions. [2018-10-04 14:56:04,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:04,856 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:04,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:04,862 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:04,873 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:04,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:04,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 882 states to 445 states and 882 transitions. [2018-10-04 14:56:04,922 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 882 transitions. [2018-10-04 14:56:04,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:04,922 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:04,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:04,931 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:04,943 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:04,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:04,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 446 states and 884 transitions. [2018-10-04 14:56:04,990 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 884 transitions. [2018-10-04 14:56:04,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:04,991 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:04,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:04,999 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:05,005 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:05,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:05,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 447 states and 886 transitions. [2018-10-04 14:56:05,052 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 886 transitions. [2018-10-04 14:56:05,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:05,053 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:05,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:05,061 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:05,070 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:05,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:05,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 448 states and 888 transitions. [2018-10-04 14:56:05,120 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 888 transitions. [2018-10-04 14:56:05,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:05,120 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:05,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:05,128 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:05,138 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:05,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:05,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 449 states and 890 transitions. [2018-10-04 14:56:05,184 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 890 transitions. [2018-10-04 14:56:05,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:05,185 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:05,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:05,190 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:05,205 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:05,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:05,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 450 states and 892 transitions. [2018-10-04 14:56:05,253 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 892 transitions. [2018-10-04 14:56:05,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:05,253 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:05,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:05,260 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:05,271 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:05,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:05,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 451 states and 894 transitions. [2018-10-04 14:56:05,319 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 894 transitions. [2018-10-04 14:56:05,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:05,319 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:05,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:05,325 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:05,337 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:05,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:05,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 452 states and 896 transitions. [2018-10-04 14:56:05,385 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 896 transitions. [2018-10-04 14:56:05,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:05,385 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:05,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:05,391 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:05,403 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:05,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:05,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 453 states and 898 transitions. [2018-10-04 14:56:05,450 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 898 transitions. [2018-10-04 14:56:05,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:05,451 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:05,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:05,457 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:05,468 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:05,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:05,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 454 states and 900 transitions. [2018-10-04 14:56:05,515 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 900 transitions. [2018-10-04 14:56:05,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:05,516 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:05,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:05,524 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:05,534 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:05,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:05,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 902 states to 455 states and 902 transitions. [2018-10-04 14:56:05,581 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 902 transitions. [2018-10-04 14:56:05,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:05,581 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:05,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:05,586 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:05,599 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:05,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:05,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 456 states and 904 transitions. [2018-10-04 14:56:05,645 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 904 transitions. [2018-10-04 14:56:05,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:05,645 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:05,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:05,651 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:05,689 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:05,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:05,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906 states to 457 states and 906 transitions. [2018-10-04 14:56:05,734 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 906 transitions. [2018-10-04 14:56:05,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:05,734 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:05,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:05,752 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:05,762 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:05,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:05,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 458 states and 908 transitions. [2018-10-04 14:56:05,809 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 908 transitions. [2018-10-04 14:56:05,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:05,810 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:05,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:05,815 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:05,825 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:05,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:05,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 910 states to 459 states and 910 transitions. [2018-10-04 14:56:05,872 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 910 transitions. [2018-10-04 14:56:05,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:05,873 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:05,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:05,880 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:05,888 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:05,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:05,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 912 states to 460 states and 912 transitions. [2018-10-04 14:56:05,936 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 912 transitions. [2018-10-04 14:56:05,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:05,937 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:05,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:05,942 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:05,954 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:06,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:06,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 914 states to 461 states and 914 transitions. [2018-10-04 14:56:06,000 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 914 transitions. [2018-10-04 14:56:06,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:06,001 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:06,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:06,007 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:06,022 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:06,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:06,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 462 states and 916 transitions. [2018-10-04 14:56:06,072 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 916 transitions. [2018-10-04 14:56:06,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:06,072 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:06,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:06,081 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:06,090 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:06,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:06,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 463 states and 918 transitions. [2018-10-04 14:56:06,138 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 918 transitions. [2018-10-04 14:56:06,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:06,138 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:06,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:06,148 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:06,159 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:06,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:06,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 464 states and 920 transitions. [2018-10-04 14:56:06,207 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 920 transitions. [2018-10-04 14:56:06,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:06,208 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:06,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:06,215 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:06,231 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:06,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:06,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 922 states to 465 states and 922 transitions. [2018-10-04 14:56:06,283 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 922 transitions. [2018-10-04 14:56:06,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:06,284 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:06,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:06,291 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:06,304 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:06,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:06,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 466 states and 924 transitions. [2018-10-04 14:56:06,361 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 924 transitions. [2018-10-04 14:56:06,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:06,361 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:06,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:06,370 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:06,382 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:06,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:06,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 926 states to 467 states and 926 transitions. [2018-10-04 14:56:06,445 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 926 transitions. [2018-10-04 14:56:06,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:06,445 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:06,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:06,451 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:06,464 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:06,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:06,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 468 states and 928 transitions. [2018-10-04 14:56:06,515 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 928 transitions. [2018-10-04 14:56:06,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:06,515 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:06,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:06,521 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:06,561 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:06,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:06,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 469 states and 930 transitions. [2018-10-04 14:56:06,617 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 930 transitions. [2018-10-04 14:56:06,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:06,617 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:06,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:06,622 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:06,630 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:06,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:06,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 470 states and 932 transitions. [2018-10-04 14:56:06,679 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 932 transitions. [2018-10-04 14:56:06,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:06,679 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:06,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:06,684 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:06,694 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:06,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:06,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 934 states to 471 states and 934 transitions. [2018-10-04 14:56:06,744 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 934 transitions. [2018-10-04 14:56:06,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:06,745 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:06,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:06,749 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:06,761 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:06,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:06,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 472 states and 936 transitions. [2018-10-04 14:56:06,807 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 936 transitions. [2018-10-04 14:56:06,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:06,808 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:06,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:06,815 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:06,825 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:06,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:06,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 473 states and 938 transitions. [2018-10-04 14:56:06,871 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 938 transitions. [2018-10-04 14:56:06,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:06,872 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:06,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:06,877 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:06,893 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:06,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:06,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940 states to 474 states and 940 transitions. [2018-10-04 14:56:06,943 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 940 transitions. [2018-10-04 14:56:06,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:06,943 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:06,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:06,949 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:06,958 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:07,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:07,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 475 states and 942 transitions. [2018-10-04 14:56:07,007 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 942 transitions. [2018-10-04 14:56:07,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:07,007 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:07,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:07,012 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:07,023 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:07,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:07,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 476 states and 944 transitions. [2018-10-04 14:56:07,071 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 944 transitions. [2018-10-04 14:56:07,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:07,071 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:07,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:07,078 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:07,088 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:07,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:07,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 477 states and 946 transitions. [2018-10-04 14:56:07,135 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 946 transitions. [2018-10-04 14:56:07,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:07,136 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:07,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:07,143 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:07,152 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:07,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:07,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 478 states and 948 transitions. [2018-10-04 14:56:07,199 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 948 transitions. [2018-10-04 14:56:07,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:07,200 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:07,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:07,207 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:07,221 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:07,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:07,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 950 states to 479 states and 950 transitions. [2018-10-04 14:56:07,268 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 950 transitions. [2018-10-04 14:56:07,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:07,269 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:07,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:07,273 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:07,285 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:07,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:07,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 952 states to 480 states and 952 transitions. [2018-10-04 14:56:07,334 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 952 transitions. [2018-10-04 14:56:07,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:07,334 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:07,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:07,340 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:07,353 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:07,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:07,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 481 states and 954 transitions. [2018-10-04 14:56:07,402 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 954 transitions. [2018-10-04 14:56:07,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:07,402 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:07,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:07,410 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:07,423 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:07,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:07,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 482 states and 956 transitions. [2018-10-04 14:56:07,471 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 956 transitions. [2018-10-04 14:56:07,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:07,471 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:07,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:07,478 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:07,490 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:07,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:07,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 483 states and 958 transitions. [2018-10-04 14:56:07,538 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 958 transitions. [2018-10-04 14:56:07,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:07,539 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:07,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:07,544 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:07,559 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:07,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:07,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 484 states and 960 transitions. [2018-10-04 14:56:07,607 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 960 transitions. [2018-10-04 14:56:07,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:07,608 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:07,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:07,612 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:07,625 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:07,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:07,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 962 states to 485 states and 962 transitions. [2018-10-04 14:56:07,671 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 962 transitions. [2018-10-04 14:56:07,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:07,672 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:07,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:07,678 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:07,690 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:07,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:07,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 486 states and 964 transitions. [2018-10-04 14:56:07,736 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 964 transitions. [2018-10-04 14:56:07,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:07,736 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:07,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:07,742 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:07,754 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:07,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:07,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 487 states and 966 transitions. [2018-10-04 14:56:07,800 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 966 transitions. [2018-10-04 14:56:07,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:07,801 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:07,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:07,808 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:07,817 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:07,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:07,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 968 states to 488 states and 968 transitions. [2018-10-04 14:56:07,865 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 968 transitions. [2018-10-04 14:56:07,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:07,865 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:07,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:07,871 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:07,885 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:07,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:07,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970 states to 489 states and 970 transitions. [2018-10-04 14:56:07,931 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 970 transitions. [2018-10-04 14:56:07,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:07,931 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:07,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:07,938 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:07,950 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:07,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:07,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 972 states to 490 states and 972 transitions. [2018-10-04 14:56:07,999 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 972 transitions. [2018-10-04 14:56:07,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:07,999 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:08,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:08,005 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:08,019 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:08,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:08,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 974 states to 491 states and 974 transitions. [2018-10-04 14:56:08,068 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 974 transitions. [2018-10-04 14:56:08,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:08,069 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:08,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:08,073 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:08,138 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:08,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:08,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 492 states and 976 transitions. [2018-10-04 14:56:08,185 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 976 transitions. [2018-10-04 14:56:08,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:08,185 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:08,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:08,190 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:08,199 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:08,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:08,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 978 states to 493 states and 978 transitions. [2018-10-04 14:56:08,248 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 978 transitions. [2018-10-04 14:56:08,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:08,248 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:08,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:08,253 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:08,265 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:08,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:08,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 980 states to 494 states and 980 transitions. [2018-10-04 14:56:08,313 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 980 transitions. [2018-10-04 14:56:08,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:08,313 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:08,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:08,320 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:08,331 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:08,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:08,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 982 states to 495 states and 982 transitions. [2018-10-04 14:56:08,381 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 982 transitions. [2018-10-04 14:56:08,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:08,381 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:08,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:08,387 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:08,399 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:08,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:08,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 984 states to 496 states and 984 transitions. [2018-10-04 14:56:08,447 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 984 transitions. [2018-10-04 14:56:08,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:08,447 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:08,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:08,452 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:08,463 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:08,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:08,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 986 states to 497 states and 986 transitions. [2018-10-04 14:56:08,509 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 986 transitions. [2018-10-04 14:56:08,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:08,510 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:08,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:08,517 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:08,538 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:08,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:08,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 498 states and 988 transitions. [2018-10-04 14:56:08,587 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 988 transitions. [2018-10-04 14:56:08,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:08,588 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:08,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:08,592 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:08,603 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:08,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:08,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 499 states and 990 transitions. [2018-10-04 14:56:08,651 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 990 transitions. [2018-10-04 14:56:08,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:08,651 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:08,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:08,658 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:08,668 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:08,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:08,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 992 states to 500 states and 992 transitions. [2018-10-04 14:56:08,719 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 992 transitions. [2018-10-04 14:56:08,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:08,720 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:08,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:08,728 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:08,740 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:08,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:08,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 994 states to 501 states and 994 transitions. [2018-10-04 14:56:08,787 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 994 transitions. [2018-10-04 14:56:08,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:08,788 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:08,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:08,795 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:08,805 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:08,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:08,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 502 states and 996 transitions. [2018-10-04 14:56:08,854 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 996 transitions. [2018-10-04 14:56:08,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:08,854 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:08,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:08,859 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:08,872 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:08,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:08,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 998 states to 503 states and 998 transitions. [2018-10-04 14:56:08,921 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 998 transitions. [2018-10-04 14:56:08,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:08,921 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:08,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:08,928 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:08,939 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:08,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:08,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1000 states to 504 states and 1000 transitions. [2018-10-04 14:56:08,986 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 1000 transitions. [2018-10-04 14:56:08,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:08,986 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:08,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:08,991 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:09,012 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:09,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:09,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1002 states to 505 states and 1002 transitions. [2018-10-04 14:56:09,062 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 1002 transitions. [2018-10-04 14:56:09,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:09,062 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:09,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:09,082 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:09,233 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:09,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:09,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 506 states and 1004 transitions. [2018-10-04 14:56:09,327 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 1004 transitions. [2018-10-04 14:56:09,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:09,328 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:09,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:09,333 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:09,350 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:09,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:09,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 507 states and 1006 transitions. [2018-10-04 14:56:09,422 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 1006 transitions. [2018-10-04 14:56:09,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:09,422 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:09,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:09,427 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:09,443 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:09,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:09,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1008 states to 508 states and 1008 transitions. [2018-10-04 14:56:09,520 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 1008 transitions. [2018-10-04 14:56:09,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:09,521 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:09,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:09,528 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:09,542 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:09,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:09,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1010 states to 509 states and 1010 transitions. [2018-10-04 14:56:09,617 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 1010 transitions. [2018-10-04 14:56:09,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:09,617 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:09,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:09,642 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:09,650 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:09,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:09,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1012 states to 510 states and 1012 transitions. [2018-10-04 14:56:09,700 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 1012 transitions. [2018-10-04 14:56:09,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:09,700 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:09,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:09,705 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:09,713 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:09,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:09,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1014 states to 511 states and 1014 transitions. [2018-10-04 14:56:09,760 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 1014 transitions. [2018-10-04 14:56:09,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:09,760 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:09,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:09,766 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:09,775 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:09,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:09,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 512 states and 1016 transitions. [2018-10-04 14:56:09,825 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 1016 transitions. [2018-10-04 14:56:09,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:09,825 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:09,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:09,832 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:09,845 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:09,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:09,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1018 states to 513 states and 1018 transitions. [2018-10-04 14:56:09,896 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 1018 transitions. [2018-10-04 14:56:09,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:09,897 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:09,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:09,904 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:09,913 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:09,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:09,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 514 states and 1020 transitions. [2018-10-04 14:56:09,961 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 1020 transitions. [2018-10-04 14:56:09,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:09,962 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:09,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:09,968 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:09,980 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:10,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:10,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 515 states and 1022 transitions. [2018-10-04 14:56:10,031 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 1022 transitions. [2018-10-04 14:56:10,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:10,031 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:10,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:10,037 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:10,047 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:10,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:10,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1024 states to 516 states and 1024 transitions. [2018-10-04 14:56:10,099 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 1024 transitions. [2018-10-04 14:56:10,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:10,099 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:10,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:10,117 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:10,131 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:10,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:10,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 517 states and 1026 transitions. [2018-10-04 14:56:10,180 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 1026 transitions. [2018-10-04 14:56:10,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:10,181 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:10,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:10,212 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:10,225 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:10,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:10,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 518 states and 1028 transitions. [2018-10-04 14:56:10,277 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 1028 transitions. [2018-10-04 14:56:10,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:10,277 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:10,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:10,284 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:10,293 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:10,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:10,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 519 states and 1030 transitions. [2018-10-04 14:56:10,343 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 1030 transitions. [2018-10-04 14:56:10,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:10,344 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:10,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:10,356 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:10,371 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:10,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:10,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 520 states and 1032 transitions. [2018-10-04 14:56:10,419 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 1032 transitions. [2018-10-04 14:56:10,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:10,420 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:10,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:10,427 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:10,441 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:10,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:10,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 521 states and 1034 transitions. [2018-10-04 14:56:10,491 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 1034 transitions. [2018-10-04 14:56:10,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:10,492 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:10,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:10,512 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:10,638 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:10,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:10,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1036 states to 522 states and 1036 transitions. [2018-10-04 14:56:10,688 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 1036 transitions. [2018-10-04 14:56:10,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:10,688 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:10,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:10,694 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:10,704 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:10,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:10,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 523 states and 1038 transitions. [2018-10-04 14:56:10,753 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 1038 transitions. [2018-10-04 14:56:10,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:10,753 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:10,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:10,760 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:10,769 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:10,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:10,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1040 states to 524 states and 1040 transitions. [2018-10-04 14:56:10,820 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 1040 transitions. [2018-10-04 14:56:10,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:10,821 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:10,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:10,827 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:10,840 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:10,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:10,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1042 states to 525 states and 1042 transitions. [2018-10-04 14:56:10,889 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 1042 transitions. [2018-10-04 14:56:10,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:10,890 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:10,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:10,901 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:10,908 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:10,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:10,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1044 states to 526 states and 1044 transitions. [2018-10-04 14:56:10,959 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 1044 transitions. [2018-10-04 14:56:10,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:10,959 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:10,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:10,966 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:10,980 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:11,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:11,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 527 states and 1046 transitions. [2018-10-04 14:56:11,027 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 1046 transitions. [2018-10-04 14:56:11,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:11,028 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:11,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:11,035 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:11,099 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:11,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:11,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1048 states to 528 states and 1048 transitions. [2018-10-04 14:56:11,201 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 1048 transitions. [2018-10-04 14:56:11,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:11,202 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:11,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:11,207 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:11,216 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:11,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:11,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 529 states and 1050 transitions. [2018-10-04 14:56:11,265 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 1050 transitions. [2018-10-04 14:56:11,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:11,265 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:11,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:11,270 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:11,283 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:11,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:11,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1052 states to 530 states and 1052 transitions. [2018-10-04 14:56:11,328 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 1052 transitions. [2018-10-04 14:56:11,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:11,328 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:11,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:11,336 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:11,345 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:11,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:11,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1054 states to 531 states and 1054 transitions. [2018-10-04 14:56:11,390 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 1054 transitions. [2018-10-04 14:56:11,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:11,390 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:11,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:11,399 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:11,408 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:11,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:11,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1056 states to 532 states and 1056 transitions. [2018-10-04 14:56:11,456 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 1056 transitions. [2018-10-04 14:56:11,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:11,457 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:11,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:11,465 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:11,477 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:11,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:11,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1058 states to 533 states and 1058 transitions. [2018-10-04 14:56:11,525 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 1058 transitions. [2018-10-04 14:56:11,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:11,525 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:11,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:11,532 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:11,543 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:11,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:11,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 534 states and 1060 transitions. [2018-10-04 14:56:11,594 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 1060 transitions. [2018-10-04 14:56:11,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:11,595 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:11,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:11,606 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:11,621 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:11,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:11,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1062 states to 535 states and 1062 transitions. [2018-10-04 14:56:11,676 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 1062 transitions. [2018-10-04 14:56:11,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:11,677 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:11,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:11,685 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:11,698 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:11,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:11,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1064 states to 536 states and 1064 transitions. [2018-10-04 14:56:11,756 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 1064 transitions. [2018-10-04 14:56:11,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:11,756 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:11,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:11,763 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:11,778 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:11,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:11,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066 states to 537 states and 1066 transitions. [2018-10-04 14:56:11,843 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 1066 transitions. [2018-10-04 14:56:11,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:11,843 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:11,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:11,848 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:11,862 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:11,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:11,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1068 states to 538 states and 1068 transitions. [2018-10-04 14:56:11,909 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 1068 transitions. [2018-10-04 14:56:11,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:11,909 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:11,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:11,914 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:11,923 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:11,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:11,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1070 states to 539 states and 1070 transitions. [2018-10-04 14:56:11,974 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 1070 transitions. [2018-10-04 14:56:11,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:11,974 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:11,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:11,980 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:11,995 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:12,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:12,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 540 states and 1072 transitions. [2018-10-04 14:56:12,044 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 1072 transitions. [2018-10-04 14:56:12,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:12,044 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:12,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:12,049 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:12,062 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:12,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:12,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074 states to 541 states and 1074 transitions. [2018-10-04 14:56:12,112 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 1074 transitions. [2018-10-04 14:56:12,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:12,113 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:12,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:12,120 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:12,132 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:12,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:12,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1076 states to 542 states and 1076 transitions. [2018-10-04 14:56:12,183 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 1076 transitions. [2018-10-04 14:56:12,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:12,183 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:12,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:12,204 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:12,258 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:12,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:12,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1078 states to 543 states and 1078 transitions. [2018-10-04 14:56:12,308 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 1078 transitions. [2018-10-04 14:56:12,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:12,308 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:12,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:12,315 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:12,322 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:12,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:12,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1080 states to 544 states and 1080 transitions. [2018-10-04 14:56:12,371 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 1080 transitions. [2018-10-04 14:56:12,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:12,371 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:12,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:12,383 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:12,395 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:12,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:12,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1082 states to 545 states and 1082 transitions. [2018-10-04 14:56:12,446 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 1082 transitions. [2018-10-04 14:56:12,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:12,446 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:12,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:12,451 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:12,462 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:12,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:12,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 546 states and 1084 transitions. [2018-10-04 14:56:12,509 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 1084 transitions. [2018-10-04 14:56:12,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:12,509 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:12,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:12,518 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:12,531 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:12,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:12,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1086 states to 547 states and 1086 transitions. [2018-10-04 14:56:12,579 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 1086 transitions. [2018-10-04 14:56:12,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:12,579 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:12,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:12,587 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:12,597 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:12,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:12,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 548 states and 1088 transitions. [2018-10-04 14:56:12,647 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 1088 transitions. [2018-10-04 14:56:12,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:12,648 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:12,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:12,658 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:12,673 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:12,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:12,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 549 states and 1090 transitions. [2018-10-04 14:56:12,722 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 1090 transitions. [2018-10-04 14:56:12,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:12,722 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:12,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:12,748 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:12,773 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:12,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:12,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1092 states to 550 states and 1092 transitions. [2018-10-04 14:56:12,821 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 1092 transitions. [2018-10-04 14:56:12,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:12,821 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:12,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:12,832 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:12,838 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:12,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:12,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1094 states to 551 states and 1094 transitions. [2018-10-04 14:56:12,889 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 1094 transitions. [2018-10-04 14:56:12,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:12,889 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:12,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:12,894 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:12,905 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:12,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:12,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 552 states and 1096 transitions. [2018-10-04 14:56:12,956 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 1096 transitions. [2018-10-04 14:56:12,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:12,957 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:12,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:12,962 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:12,976 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:13,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:13,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 553 states and 1098 transitions. [2018-10-04 14:56:13,025 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 1098 transitions. [2018-10-04 14:56:13,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:13,025 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:13,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:13,032 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:13,046 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:13,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:13,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 554 states and 1100 transitions. [2018-10-04 14:56:13,097 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 1100 transitions. [2018-10-04 14:56:13,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:13,097 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:13,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:13,103 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:13,117 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:13,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:13,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 555 states and 1102 transitions. [2018-10-04 14:56:13,164 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 1102 transitions. [2018-10-04 14:56:13,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:13,165 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:13,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:13,179 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:13,194 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:13,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:13,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 556 states and 1104 transitions. [2018-10-04 14:56:13,241 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 1104 transitions. [2018-10-04 14:56:13,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:13,242 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:13,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:13,261 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:13,274 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:13,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:13,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 557 states and 1106 transitions. [2018-10-04 14:56:13,325 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 1106 transitions. [2018-10-04 14:56:13,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:13,326 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:13,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:13,331 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:13,342 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:13,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:13,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 558 states and 1108 transitions. [2018-10-04 14:56:13,393 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 1108 transitions. [2018-10-04 14:56:13,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:13,394 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:13,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:13,400 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:13,410 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:13,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:13,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1110 states to 559 states and 1110 transitions. [2018-10-04 14:56:13,462 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 1110 transitions. [2018-10-04 14:56:13,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:13,462 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:13,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:13,483 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:13,633 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:14,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:14,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 560 states and 1112 transitions. [2018-10-04 14:56:14,233 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 1112 transitions. [2018-10-04 14:56:14,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:14,233 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:14,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:14,254 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:14,279 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:14,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:14,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1114 states to 561 states and 1114 transitions. [2018-10-04 14:56:14,328 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 1114 transitions. [2018-10-04 14:56:14,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:14,328 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:14,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:14,333 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:14,342 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:14,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:14,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 562 states and 1116 transitions. [2018-10-04 14:56:14,400 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 1116 transitions. [2018-10-04 14:56:14,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:14,400 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:14,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:14,405 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:14,419 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:14,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:14,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1118 states to 563 states and 1118 transitions. [2018-10-04 14:56:14,495 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 1118 transitions. [2018-10-04 14:56:14,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:14,495 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:14,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:14,516 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:14,650 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:14,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:14,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120 states to 564 states and 1120 transitions. [2018-10-04 14:56:14,723 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 1120 transitions. [2018-10-04 14:56:14,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:14,724 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:14,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:14,729 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:14,741 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:14,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:14,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 565 states and 1122 transitions. [2018-10-04 14:56:14,821 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 1122 transitions. [2018-10-04 14:56:14,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:14,821 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:14,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:14,826 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:14,839 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:14,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:14,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 566 states and 1124 transitions. [2018-10-04 14:56:14,901 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 1124 transitions. [2018-10-04 14:56:14,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:14,902 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:14,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:14,912 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:14,924 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:14,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:14,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1126 states to 567 states and 1126 transitions. [2018-10-04 14:56:14,977 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 1126 transitions. [2018-10-04 14:56:14,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:14,977 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:14,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:14,997 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:15,138 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:15,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:15,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1128 states to 568 states and 1128 transitions. [2018-10-04 14:56:15,337 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 1128 transitions. [2018-10-04 14:56:15,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:15,337 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:15,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:15,343 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:15,351 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:15,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:15,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1130 states to 569 states and 1130 transitions. [2018-10-04 14:56:15,399 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 1130 transitions. [2018-10-04 14:56:15,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:15,400 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:15,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:15,404 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:15,413 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:15,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:15,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1132 states to 570 states and 1132 transitions. [2018-10-04 14:56:15,463 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 1132 transitions. [2018-10-04 14:56:15,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:15,464 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:15,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:15,472 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:15,480 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:15,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:15,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 571 states and 1134 transitions. [2018-10-04 14:56:15,526 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 1134 transitions. [2018-10-04 14:56:15,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:15,527 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:15,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:15,532 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:15,546 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:15,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:15,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1136 states to 572 states and 1136 transitions. [2018-10-04 14:56:15,598 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 1136 transitions. [2018-10-04 14:56:15,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:15,598 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:15,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:15,606 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:15,620 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:15,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:15,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 573 states and 1138 transitions. [2018-10-04 14:56:15,670 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 1138 transitions. [2018-10-04 14:56:15,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:15,671 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:15,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:15,677 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:15,687 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:15,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:15,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1140 states to 574 states and 1140 transitions. [2018-10-04 14:56:15,738 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 1140 transitions. [2018-10-04 14:56:15,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:15,738 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:15,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:15,744 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:15,758 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:15,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:15,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1142 states to 575 states and 1142 transitions. [2018-10-04 14:56:15,807 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 1142 transitions. [2018-10-04 14:56:15,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:15,807 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:15,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:15,812 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:15,956 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:16,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:16,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1144 states to 576 states and 1144 transitions. [2018-10-04 14:56:16,008 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 1144 transitions. [2018-10-04 14:56:16,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:16,009 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:16,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:16,014 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:16,021 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:16,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:16,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1146 states to 577 states and 1146 transitions. [2018-10-04 14:56:16,071 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 1146 transitions. [2018-10-04 14:56:16,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:16,071 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:16,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:16,077 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:16,084 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:16,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:16,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 578 states and 1148 transitions. [2018-10-04 14:56:16,133 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 1148 transitions. [2018-10-04 14:56:16,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:16,133 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:16,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:16,139 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:16,151 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:16,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:16,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150 states to 579 states and 1150 transitions. [2018-10-04 14:56:16,202 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 1150 transitions. [2018-10-04 14:56:16,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:16,202 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:16,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:16,208 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:16,219 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:16,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:16,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1152 states to 580 states and 1152 transitions. [2018-10-04 14:56:16,272 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 1152 transitions. [2018-10-04 14:56:16,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:16,273 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:16,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:16,279 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:16,288 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:16,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:16,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154 states to 581 states and 1154 transitions. [2018-10-04 14:56:16,340 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 1154 transitions. [2018-10-04 14:56:16,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:16,341 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:16,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:16,346 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:16,434 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:16,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:16,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 582 states and 1156 transitions. [2018-10-04 14:56:16,486 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 1156 transitions. [2018-10-04 14:56:16,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:16,486 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:16,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:16,492 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:16,500 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:16,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:16,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1158 states to 583 states and 1158 transitions. [2018-10-04 14:56:16,548 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 1158 transitions. [2018-10-04 14:56:16,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:16,548 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:16,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:16,553 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:16,562 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:16,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:16,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160 states to 584 states and 1160 transitions. [2018-10-04 14:56:16,613 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 1160 transitions. [2018-10-04 14:56:16,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:16,614 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:16,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:16,621 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:16,630 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:16,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:16,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1162 states to 585 states and 1162 transitions. [2018-10-04 14:56:16,680 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 1162 transitions. [2018-10-04 14:56:16,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:16,681 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:16,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:16,687 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:16,700 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:16,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:16,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 586 states and 1164 transitions. [2018-10-04 14:56:16,751 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 1164 transitions. [2018-10-04 14:56:16,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:16,752 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:16,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:16,758 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:16,773 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:16,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:16,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 587 states and 1166 transitions. [2018-10-04 14:56:16,823 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 1166 transitions. [2018-10-04 14:56:16,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:16,824 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:16,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:16,832 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:16,845 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:16,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:16,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1168 states to 588 states and 1168 transitions. [2018-10-04 14:56:16,895 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 1168 transitions. [2018-10-04 14:56:16,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:16,896 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:16,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:16,904 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:16,914 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:16,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:16,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 589 states and 1170 transitions. [2018-10-04 14:56:16,967 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 1170 transitions. [2018-10-04 14:56:16,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:16,967 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:16,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:16,974 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:16,990 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:17,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:17,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1172 states to 590 states and 1172 transitions. [2018-10-04 14:56:17,041 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 1172 transitions. [2018-10-04 14:56:17,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:17,041 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:17,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:17,063 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:17,097 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:17,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:17,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1174 states to 591 states and 1174 transitions. [2018-10-04 14:56:17,147 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 1174 transitions. [2018-10-04 14:56:17,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:17,147 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:17,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:17,153 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:17,162 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:17,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:17,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176 states to 592 states and 1176 transitions. [2018-10-04 14:56:17,212 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 1176 transitions. [2018-10-04 14:56:17,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:17,212 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:17,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:17,219 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:17,230 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:17,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:17,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 593 states and 1178 transitions. [2018-10-04 14:56:17,281 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 1178 transitions. [2018-10-04 14:56:17,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:17,282 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:17,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:17,288 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:17,303 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:17,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:17,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 594 states and 1180 transitions. [2018-10-04 14:56:17,353 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 1180 transitions. [2018-10-04 14:56:17,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:17,353 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:17,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:17,360 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:17,374 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:17,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:17,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1182 states to 595 states and 1182 transitions. [2018-10-04 14:56:17,422 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 1182 transitions. [2018-10-04 14:56:17,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:17,423 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:17,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:17,428 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:17,443 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:17,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:17,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1184 states to 596 states and 1184 transitions. [2018-10-04 14:56:17,495 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 1184 transitions. [2018-10-04 14:56:17,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:17,496 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:17,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:17,501 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:17,513 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:17,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:17,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1186 states to 597 states and 1186 transitions. [2018-10-04 14:56:17,565 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 1186 transitions. [2018-10-04 14:56:17,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:17,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:17,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:17,573 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:17,585 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:17,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:17,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1188 states to 598 states and 1188 transitions. [2018-10-04 14:56:17,641 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 1188 transitions. [2018-10-04 14:56:17,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:17,642 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:17,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:17,648 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:17,660 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:17,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:17,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1190 states to 599 states and 1190 transitions. [2018-10-04 14:56:17,714 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 1190 transitions. [2018-10-04 14:56:17,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:17,715 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:17,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:17,721 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:17,737 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:17,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:17,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1192 states to 600 states and 1192 transitions. [2018-10-04 14:56:17,785 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 1192 transitions. [2018-10-04 14:56:17,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:17,785 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:17,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:17,794 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:17,804 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:17,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:17,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1194 states to 601 states and 1194 transitions. [2018-10-04 14:56:17,854 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 1194 transitions. [2018-10-04 14:56:17,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:17,855 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:17,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:17,862 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:17,874 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:17,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:17,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1196 states to 602 states and 1196 transitions. [2018-10-04 14:56:17,927 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 1196 transitions. [2018-10-04 14:56:17,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:17,927 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:17,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:17,934 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:17,960 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:18,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:18,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1198 states to 603 states and 1198 transitions. [2018-10-04 14:56:18,012 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 1198 transitions. [2018-10-04 14:56:18,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:18,013 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:18,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:18,019 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:18,030 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:18,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:18,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1200 states to 604 states and 1200 transitions. [2018-10-04 14:56:18,083 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1200 transitions. [2018-10-04 14:56:18,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:18,083 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:18,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:18,090 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:18,099 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:18,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:18,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1202 states to 605 states and 1202 transitions. [2018-10-04 14:56:18,150 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 1202 transitions. [2018-10-04 14:56:18,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:18,150 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:18,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:18,162 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:18,174 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:18,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:18,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1204 states to 606 states and 1204 transitions. [2018-10-04 14:56:18,224 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 1204 transitions. [2018-10-04 14:56:18,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:18,224 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:18,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:18,231 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:18,245 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:18,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:18,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1206 states to 607 states and 1206 transitions. [2018-10-04 14:56:18,300 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 1206 transitions. [2018-10-04 14:56:18,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:18,301 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:18,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:18,320 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:18,334 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:18,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:18,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208 states to 608 states and 1208 transitions. [2018-10-04 14:56:18,383 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 1208 transitions. [2018-10-04 14:56:18,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:18,384 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:18,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:18,389 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:18,406 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:18,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:18,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1210 states to 609 states and 1210 transitions. [2018-10-04 14:56:18,455 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 1210 transitions. [2018-10-04 14:56:18,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:18,456 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:18,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:18,460 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:18,473 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:18,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:18,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1212 states to 610 states and 1212 transitions. [2018-10-04 14:56:18,522 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1212 transitions. [2018-10-04 14:56:18,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:18,522 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:18,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:18,530 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:18,542 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:18,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:18,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1214 states to 611 states and 1214 transitions. [2018-10-04 14:56:18,593 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 1214 transitions. [2018-10-04 14:56:18,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:18,594 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:18,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:18,598 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:18,612 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:18,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:18,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1216 states to 612 states and 1216 transitions. [2018-10-04 14:56:18,663 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 1216 transitions. [2018-10-04 14:56:18,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:18,663 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:18,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:18,669 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:18,681 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:18,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:18,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1218 states to 613 states and 1218 transitions. [2018-10-04 14:56:18,732 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 1218 transitions. [2018-10-04 14:56:18,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:18,733 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:18,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:18,738 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:18,751 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:18,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:18,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1220 states to 614 states and 1220 transitions. [2018-10-04 14:56:18,800 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 1220 transitions. [2018-10-04 14:56:18,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:18,801 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:18,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:18,807 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:18,818 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:18,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:18,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1222 states to 615 states and 1222 transitions. [2018-10-04 14:56:18,867 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 1222 transitions. [2018-10-04 14:56:18,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:18,867 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:18,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:18,872 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:18,890 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:18,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:18,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1224 states to 616 states and 1224 transitions. [2018-10-04 14:56:18,939 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 1224 transitions. [2018-10-04 14:56:18,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:18,939 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:18,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:18,945 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:18,958 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:19,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:19,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1226 states to 617 states and 1226 transitions. [2018-10-04 14:56:19,010 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 1226 transitions. [2018-10-04 14:56:19,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:19,010 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:19,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:19,030 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:19,044 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:19,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:19,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1228 states to 618 states and 1228 transitions. [2018-10-04 14:56:19,096 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 1228 transitions. [2018-10-04 14:56:19,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:19,097 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:19,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:19,101 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:19,114 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:19,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:19,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1230 states to 619 states and 1230 transitions. [2018-10-04 14:56:19,163 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 1230 transitions. [2018-10-04 14:56:19,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:19,164 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:19,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:19,168 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:19,183 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:19,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:19,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1232 states to 620 states and 1232 transitions. [2018-10-04 14:56:19,234 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 1232 transitions. [2018-10-04 14:56:19,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:19,234 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:19,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:19,239 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:19,253 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:19,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:19,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1234 states to 621 states and 1234 transitions. [2018-10-04 14:56:19,307 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 1234 transitions. [2018-10-04 14:56:19,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:19,307 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:19,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:19,314 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:19,326 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:19,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:19,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1236 states to 622 states and 1236 transitions. [2018-10-04 14:56:19,379 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 1236 transitions. [2018-10-04 14:56:19,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:19,379 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:19,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:19,384 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:19,397 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:19,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:19,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1238 states to 623 states and 1238 transitions. [2018-10-04 14:56:19,446 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 1238 transitions. [2018-10-04 14:56:19,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:19,447 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:19,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:19,453 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:19,466 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:19,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:19,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1240 states to 624 states and 1240 transitions. [2018-10-04 14:56:19,551 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 1240 transitions. [2018-10-04 14:56:19,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:19,552 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:19,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:19,557 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:19,574 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:19,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:19,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1242 states to 625 states and 1242 transitions. [2018-10-04 14:56:19,651 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 1242 transitions. [2018-10-04 14:56:19,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:19,652 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:19,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:19,656 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:19,767 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:20,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:20,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1244 states to 626 states and 1244 transitions. [2018-10-04 14:56:20,487 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 1244 transitions. [2018-10-04 14:56:20,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:20,488 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:20,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:20,507 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:20,636 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:20,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:20,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1246 states to 627 states and 1246 transitions. [2018-10-04 14:56:20,692 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 1246 transitions. [2018-10-04 14:56:20,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:20,692 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:20,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:20,697 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:20,706 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:20,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:20,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1248 states to 628 states and 1248 transitions. [2018-10-04 14:56:20,757 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 1248 transitions. [2018-10-04 14:56:20,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:20,758 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:20,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:20,764 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:20,773 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:20,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:20,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1250 states to 629 states and 1250 transitions. [2018-10-04 14:56:20,825 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 1250 transitions. [2018-10-04 14:56:20,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:20,825 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:20,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:20,832 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:20,843 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:20,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:20,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1252 states to 630 states and 1252 transitions. [2018-10-04 14:56:20,896 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 1252 transitions. [2018-10-04 14:56:20,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:20,897 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:20,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:20,922 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:21,079 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:21,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:21,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1254 states to 631 states and 1254 transitions. [2018-10-04 14:56:21,376 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 1254 transitions. [2018-10-04 14:56:21,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:21,377 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:21,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:21,404 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:21,543 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:21,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:21,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 632 states and 1256 transitions. [2018-10-04 14:56:21,646 INFO L276 IsEmpty]: Start isEmpty. Operand 632 states and 1256 transitions. [2018-10-04 14:56:21,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:21,646 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:21,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:21,651 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:21,660 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:21,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:21,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1258 states to 633 states and 1258 transitions. [2018-10-04 14:56:21,711 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 1258 transitions. [2018-10-04 14:56:21,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:21,711 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:21,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:21,717 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:21,726 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:21,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:21,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1260 states to 634 states and 1260 transitions. [2018-10-04 14:56:21,779 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 1260 transitions. [2018-10-04 14:56:21,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:21,780 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:21,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:21,788 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:21,803 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:21,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:21,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1262 states to 635 states and 1262 transitions. [2018-10-04 14:56:21,854 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 1262 transitions. [2018-10-04 14:56:21,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:21,855 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:21,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:21,873 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:21,907 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:21,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:21,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 636 states and 1264 transitions. [2018-10-04 14:56:21,958 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 1264 transitions. [2018-10-04 14:56:21,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:21,958 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:21,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:21,965 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:21,974 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:22,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:22,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1266 states to 637 states and 1266 transitions. [2018-10-04 14:56:22,026 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 1266 transitions. [2018-10-04 14:56:22,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:22,026 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:22,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:22,033 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:22,045 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:22,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:22,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1268 states to 638 states and 1268 transitions. [2018-10-04 14:56:22,099 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 1268 transitions. [2018-10-04 14:56:22,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:22,100 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:22,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:22,105 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:22,118 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:22,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:22,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 639 states and 1270 transitions. [2018-10-04 14:56:22,169 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 1270 transitions. [2018-10-04 14:56:22,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:22,169 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:22,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:22,176 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:22,190 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:22,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:22,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1272 states to 640 states and 1272 transitions. [2018-10-04 14:56:22,242 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 1272 transitions. [2018-10-04 14:56:22,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:22,242 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:22,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:22,248 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:22,265 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:22,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:22,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1274 states to 641 states and 1274 transitions. [2018-10-04 14:56:22,314 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 1274 transitions. [2018-10-04 14:56:22,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:22,314 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:22,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:22,321 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:22,332 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:22,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:22,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1276 states to 642 states and 1276 transitions. [2018-10-04 14:56:22,383 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 1276 transitions. [2018-10-04 14:56:22,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:22,384 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:22,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:22,390 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:22,403 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:22,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:22,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1278 states to 643 states and 1278 transitions. [2018-10-04 14:56:22,455 INFO L276 IsEmpty]: Start isEmpty. Operand 643 states and 1278 transitions. [2018-10-04 14:56:22,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:22,456 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:22,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:22,461 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:22,477 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:22,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:22,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1280 states to 644 states and 1280 transitions. [2018-10-04 14:56:22,527 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 1280 transitions. [2018-10-04 14:56:22,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:22,528 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:22,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:22,532 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:22,587 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:22,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:22,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 645 states and 1282 transitions. [2018-10-04 14:56:22,638 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 1282 transitions. [2018-10-04 14:56:22,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:22,638 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:22,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:22,654 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:22,664 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:22,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:22,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 646 states and 1284 transitions. [2018-10-04 14:56:22,714 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 1284 transitions. [2018-10-04 14:56:22,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:22,715 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:22,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:22,722 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:22,731 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:22,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:22,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 647 states and 1286 transitions. [2018-10-04 14:56:22,787 INFO L276 IsEmpty]: Start isEmpty. Operand 647 states and 1286 transitions. [2018-10-04 14:56:22,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:22,788 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:22,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:22,800 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:22,813 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:22,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:22,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1288 states to 648 states and 1288 transitions. [2018-10-04 14:56:22,865 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 1288 transitions. [2018-10-04 14:56:22,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:22,865 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:22,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:22,875 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:22,892 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:22,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:22,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1290 states to 649 states and 1290 transitions. [2018-10-04 14:56:22,944 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 1290 transitions. [2018-10-04 14:56:22,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:22,945 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:22,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:22,952 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:22,968 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:23,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:23,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1292 states to 650 states and 1292 transitions. [2018-10-04 14:56:23,023 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 1292 transitions. [2018-10-04 14:56:23,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:23,024 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:23,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:23,031 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:23,044 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:23,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:23,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1294 states to 651 states and 1294 transitions. [2018-10-04 14:56:23,097 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 1294 transitions. [2018-10-04 14:56:23,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:23,098 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:23,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:23,104 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:23,120 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:23,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:23,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1296 states to 652 states and 1296 transitions. [2018-10-04 14:56:23,169 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 1296 transitions. [2018-10-04 14:56:23,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:23,169 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:23,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:23,174 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:23,191 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:23,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:23,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1298 states to 653 states and 1298 transitions. [2018-10-04 14:56:23,240 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 1298 transitions. [2018-10-04 14:56:23,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:23,241 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:23,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:23,246 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:23,260 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:23,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:23,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1300 states to 654 states and 1300 transitions. [2018-10-04 14:56:23,312 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 1300 transitions. [2018-10-04 14:56:23,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:23,313 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:23,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:23,319 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:23,331 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:23,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:23,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1302 states to 655 states and 1302 transitions. [2018-10-04 14:56:23,384 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 1302 transitions. [2018-10-04 14:56:23,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:23,385 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:23,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:23,392 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:23,409 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:23,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:23,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1304 states to 656 states and 1304 transitions. [2018-10-04 14:56:23,462 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 1304 transitions. [2018-10-04 14:56:23,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:23,463 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:23,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:23,480 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:23,524 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:23,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:23,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1306 states to 657 states and 1306 transitions. [2018-10-04 14:56:23,574 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 1306 transitions. [2018-10-04 14:56:23,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:23,575 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:23,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:23,580 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:23,586 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:23,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:23,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1308 states to 658 states and 1308 transitions. [2018-10-04 14:56:23,637 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 1308 transitions. [2018-10-04 14:56:23,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:23,638 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:23,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:23,649 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:23,663 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:23,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:23,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1310 states to 659 states and 1310 transitions. [2018-10-04 14:56:23,715 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 1310 transitions. [2018-10-04 14:56:23,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:23,716 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:23,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:23,722 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:23,737 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:23,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:23,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1312 states to 660 states and 1312 transitions. [2018-10-04 14:56:23,790 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 1312 transitions. [2018-10-04 14:56:23,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:23,790 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:23,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:23,797 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:23,810 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:23,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:23,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1314 states to 661 states and 1314 transitions. [2018-10-04 14:56:23,859 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 1314 transitions. [2018-10-04 14:56:23,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:23,860 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:23,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:23,866 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:23,880 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:23,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:23,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1316 states to 662 states and 1316 transitions. [2018-10-04 14:56:23,932 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1316 transitions. [2018-10-04 14:56:23,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:23,932 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:23,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:23,941 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:23,953 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:24,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:24,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1318 states to 663 states and 1318 transitions. [2018-10-04 14:56:24,007 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 1318 transitions. [2018-10-04 14:56:24,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:24,008 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:24,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:24,015 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:24,027 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:24,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:24,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 664 states and 1320 transitions. [2018-10-04 14:56:24,079 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 1320 transitions. [2018-10-04 14:56:24,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:24,080 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:24,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:24,087 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:24,103 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:24,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:24,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1322 states to 665 states and 1322 transitions. [2018-10-04 14:56:24,152 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 1322 transitions. [2018-10-04 14:56:24,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:24,153 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:24,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:24,158 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:24,174 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:24,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:24,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1324 states to 666 states and 1324 transitions. [2018-10-04 14:56:24,233 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 1324 transitions. [2018-10-04 14:56:24,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:24,234 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:24,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:24,240 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:24,256 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:24,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:24,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 667 states and 1326 transitions. [2018-10-04 14:56:24,311 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 1326 transitions. [2018-10-04 14:56:24,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:24,312 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:24,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:24,322 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:24,363 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:24,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:24,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1328 states to 668 states and 1328 transitions. [2018-10-04 14:56:24,422 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 1328 transitions. [2018-10-04 14:56:24,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:24,422 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:24,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:24,426 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:24,435 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:24,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:24,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 669 states and 1330 transitions. [2018-10-04 14:56:24,488 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 1330 transitions. [2018-10-04 14:56:24,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:24,488 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:24,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:24,494 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:24,503 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:24,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:24,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1332 states to 670 states and 1332 transitions. [2018-10-04 14:56:24,556 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 1332 transitions. [2018-10-04 14:56:24,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:24,557 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:24,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:24,563 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:24,580 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:24,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:24,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1334 states to 671 states and 1334 transitions. [2018-10-04 14:56:24,638 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 1334 transitions. [2018-10-04 14:56:24,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:24,638 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:24,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:24,643 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:24,673 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:24,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:24,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1336 states to 672 states and 1336 transitions. [2018-10-04 14:56:24,756 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 1336 transitions. [2018-10-04 14:56:24,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:24,756 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:24,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:24,764 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:24,779 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:24,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:24,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1338 states to 673 states and 1338 transitions. [2018-10-04 14:56:24,863 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 1338 transitions. [2018-10-04 14:56:24,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:24,864 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:24,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:24,871 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:24,886 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:24,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:24,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1340 states to 674 states and 1340 transitions. [2018-10-04 14:56:24,971 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 1340 transitions. [2018-10-04 14:56:24,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:24,971 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:24,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:24,977 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:24,989 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:25,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:25,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1342 states to 675 states and 1342 transitions. [2018-10-04 14:56:25,041 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 1342 transitions. [2018-10-04 14:56:25,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:25,042 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:25,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:25,046 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:25,055 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:25,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:25,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1344 states to 676 states and 1344 transitions. [2018-10-04 14:56:25,107 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 1344 transitions. [2018-10-04 14:56:25,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:25,107 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:25,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:25,113 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:25,130 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:25,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:25,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1346 states to 677 states and 1346 transitions. [2018-10-04 14:56:25,182 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 1346 transitions. [2018-10-04 14:56:25,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:25,182 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:25,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:25,187 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:25,201 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:25,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:25,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1348 states to 678 states and 1348 transitions. [2018-10-04 14:56:25,252 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 1348 transitions. [2018-10-04 14:56:25,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:25,252 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:25,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:25,259 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:25,316 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:25,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:25,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1350 states to 679 states and 1350 transitions. [2018-10-04 14:56:25,370 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 1350 transitions. [2018-10-04 14:56:25,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:25,370 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:25,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:25,375 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:25,384 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:25,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:25,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1352 states to 680 states and 1352 transitions. [2018-10-04 14:56:25,438 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 1352 transitions. [2018-10-04 14:56:25,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:25,438 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:25,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:25,446 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:25,462 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:25,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:25,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1354 states to 681 states and 1354 transitions. [2018-10-04 14:56:25,511 INFO L276 IsEmpty]: Start isEmpty. Operand 681 states and 1354 transitions. [2018-10-04 14:56:25,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:25,512 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:25,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:25,530 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:25,594 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:25,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:25,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1356 states to 682 states and 1356 transitions. [2018-10-04 14:56:25,645 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 1356 transitions. [2018-10-04 14:56:25,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:25,645 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:25,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:25,651 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:25,659 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:25,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:25,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1358 states to 683 states and 1358 transitions. [2018-10-04 14:56:25,711 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 1358 transitions. [2018-10-04 14:56:25,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:25,711 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:25,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:25,727 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:25,788 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:25,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:25,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1360 states to 684 states and 1360 transitions. [2018-10-04 14:56:25,839 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 1360 transitions. [2018-10-04 14:56:25,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:25,839 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:25,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:25,845 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:25,882 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:25,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:25,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1362 states to 685 states and 1362 transitions. [2018-10-04 14:56:25,935 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 1362 transitions. [2018-10-04 14:56:25,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:25,935 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:25,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:25,939 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:25,948 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:26,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:26,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 686 states and 1364 transitions. [2018-10-04 14:56:26,003 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 1364 transitions. [2018-10-04 14:56:26,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:26,004 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:26,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:26,010 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:26,022 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:26,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:26,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1366 states to 687 states and 1366 transitions. [2018-10-04 14:56:26,076 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 1366 transitions. [2018-10-04 14:56:26,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:26,077 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:26,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:26,082 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:26,096 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:26,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:26,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1368 states to 688 states and 1368 transitions. [2018-10-04 14:56:26,149 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 1368 transitions. [2018-10-04 14:56:26,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:26,150 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:26,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:26,154 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:26,169 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:26,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:26,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1370 states to 689 states and 1370 transitions. [2018-10-04 14:56:26,221 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 1370 transitions. [2018-10-04 14:56:26,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:26,221 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:26,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:26,228 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:26,240 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:26,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:26,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1372 states to 690 states and 1372 transitions. [2018-10-04 14:56:26,292 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 1372 transitions. [2018-10-04 14:56:26,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:26,293 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:26,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:26,300 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:26,316 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:26,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:26,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1374 states to 691 states and 1374 transitions. [2018-10-04 14:56:26,368 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 1374 transitions. [2018-10-04 14:56:26,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:26,368 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:26,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:26,372 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:26,389 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:26,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:26,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1376 states to 692 states and 1376 transitions. [2018-10-04 14:56:26,440 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 1376 transitions. [2018-10-04 14:56:26,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:26,441 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:26,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:26,446 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:26,465 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:26,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:26,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1378 states to 693 states and 1378 transitions. [2018-10-04 14:56:26,515 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 1378 transitions. [2018-10-04 14:56:26,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:26,516 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:26,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:26,521 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:26,534 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:26,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:26,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 694 states and 1380 transitions. [2018-10-04 14:56:26,587 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 1380 transitions. [2018-10-04 14:56:26,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:26,587 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:26,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:26,592 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:26,606 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:26,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:26,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1382 states to 695 states and 1382 transitions. [2018-10-04 14:56:26,660 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 1382 transitions. [2018-10-04 14:56:26,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:26,661 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:26,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:26,665 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:26,682 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:26,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:26,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1384 states to 696 states and 1384 transitions. [2018-10-04 14:56:26,735 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 1384 transitions. [2018-10-04 14:56:26,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:26,736 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:26,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:26,741 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:26,756 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:26,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:26,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1386 states to 697 states and 1386 transitions. [2018-10-04 14:56:26,811 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 1386 transitions. [2018-10-04 14:56:26,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:26,812 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:26,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:26,818 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:26,834 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:26,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:26,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1388 states to 698 states and 1388 transitions. [2018-10-04 14:56:26,891 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 1388 transitions. [2018-10-04 14:56:26,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:26,892 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:26,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:26,897 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:26,910 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:26,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:26,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1390 states to 699 states and 1390 transitions. [2018-10-04 14:56:26,966 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 1390 transitions. [2018-10-04 14:56:26,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:26,967 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:26,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:26,983 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:27,073 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:27,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:27,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1392 states to 700 states and 1392 transitions. [2018-10-04 14:56:27,124 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 1392 transitions. [2018-10-04 14:56:27,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:27,124 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:27,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:27,129 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:27,136 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:27,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:27,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1394 states to 701 states and 1394 transitions. [2018-10-04 14:56:27,189 INFO L276 IsEmpty]: Start isEmpty. Operand 701 states and 1394 transitions. [2018-10-04 14:56:27,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:27,190 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:27,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:27,197 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:27,207 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:27,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:27,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1396 states to 702 states and 1396 transitions. [2018-10-04 14:56:27,263 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 1396 transitions. [2018-10-04 14:56:27,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:27,263 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:27,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:27,269 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:27,286 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:27,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:27,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1398 states to 703 states and 1398 transitions. [2018-10-04 14:56:27,335 INFO L276 IsEmpty]: Start isEmpty. Operand 703 states and 1398 transitions. [2018-10-04 14:56:27,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:27,336 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:27,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:27,342 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:27,353 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:27,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:27,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1400 states to 704 states and 1400 transitions. [2018-10-04 14:56:27,405 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 1400 transitions. [2018-10-04 14:56:27,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:27,406 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:27,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:27,412 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:27,426 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:27,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:27,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1402 states to 705 states and 1402 transitions. [2018-10-04 14:56:27,481 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 1402 transitions. [2018-10-04 14:56:27,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:27,481 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:27,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:27,489 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:27,501 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:27,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:27,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1404 states to 706 states and 1404 transitions. [2018-10-04 14:56:27,556 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 1404 transitions. [2018-10-04 14:56:27,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:27,556 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:27,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:27,563 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:27,579 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:27,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:27,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1406 states to 707 states and 1406 transitions. [2018-10-04 14:56:27,631 INFO L276 IsEmpty]: Start isEmpty. Operand 707 states and 1406 transitions. [2018-10-04 14:56:27,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:27,632 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:27,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:27,639 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:27,654 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:27,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:27,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1408 states to 708 states and 1408 transitions. [2018-10-04 14:56:27,710 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 1408 transitions. [2018-10-04 14:56:27,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:27,711 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:27,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:27,716 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:27,729 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:27,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:27,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1410 states to 709 states and 1410 transitions. [2018-10-04 14:56:27,785 INFO L276 IsEmpty]: Start isEmpty. Operand 709 states and 1410 transitions. [2018-10-04 14:56:27,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:27,785 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:27,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:27,790 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:27,805 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:27,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:27,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1412 states to 710 states and 1412 transitions. [2018-10-04 14:56:27,868 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 1412 transitions. [2018-10-04 14:56:27,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:27,868 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:27,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:27,873 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:27,886 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:27,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:27,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1414 states to 711 states and 1414 transitions. [2018-10-04 14:56:27,950 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 1414 transitions. [2018-10-04 14:56:27,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:27,950 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:27,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:27,956 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:27,968 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:28,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:28,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1416 states to 712 states and 1416 transitions. [2018-10-04 14:56:28,022 INFO L276 IsEmpty]: Start isEmpty. Operand 712 states and 1416 transitions. [2018-10-04 14:56:28,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:28,022 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:28,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:28,029 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:28,044 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:28,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:28,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1418 states to 713 states and 1418 transitions. [2018-10-04 14:56:28,098 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 1418 transitions. [2018-10-04 14:56:28,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:28,099 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:28,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:28,103 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:28,118 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:28,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:28,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1420 states to 714 states and 1420 transitions. [2018-10-04 14:56:28,174 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 1420 transitions. [2018-10-04 14:56:28,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:28,174 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:28,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:28,180 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:28,194 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:28,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:28,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1422 states to 715 states and 1422 transitions. [2018-10-04 14:56:28,248 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 1422 transitions. [2018-10-04 14:56:28,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:28,248 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:28,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:28,253 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:28,269 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:28,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:28,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1424 states to 716 states and 1424 transitions. [2018-10-04 14:56:28,320 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 1424 transitions. [2018-10-04 14:56:28,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:28,321 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:28,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:28,326 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:28,343 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:28,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:28,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1426 states to 717 states and 1426 transitions. [2018-10-04 14:56:28,394 INFO L276 IsEmpty]: Start isEmpty. Operand 717 states and 1426 transitions. [2018-10-04 14:56:28,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:28,394 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:28,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:28,403 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:28,416 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:28,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:28,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1428 states to 718 states and 1428 transitions. [2018-10-04 14:56:28,466 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 1428 transitions. [2018-10-04 14:56:28,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:28,466 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:28,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:28,473 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:28,486 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:28,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:28,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1430 states to 719 states and 1430 transitions. [2018-10-04 14:56:28,542 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 1430 transitions. [2018-10-04 14:56:28,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:28,543 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:28,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:28,548 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:28,564 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:28,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:28,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1432 states to 720 states and 1432 transitions. [2018-10-04 14:56:28,620 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 1432 transitions. [2018-10-04 14:56:28,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:28,621 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:28,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:28,628 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:28,643 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:28,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:28,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1434 states to 721 states and 1434 transitions. [2018-10-04 14:56:28,701 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 1434 transitions. [2018-10-04 14:56:28,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:28,702 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:28,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:28,707 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:28,724 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:28,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:28,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1436 states to 722 states and 1436 transitions. [2018-10-04 14:56:28,779 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 1436 transitions. [2018-10-04 14:56:28,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:28,780 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:28,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:28,785 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:28,806 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:28,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:28,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1438 states to 723 states and 1438 transitions. [2018-10-04 14:56:28,860 INFO L276 IsEmpty]: Start isEmpty. Operand 723 states and 1438 transitions. [2018-10-04 14:56:28,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:28,861 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:28,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:28,868 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:28,883 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:28,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:28,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1440 states to 724 states and 1440 transitions. [2018-10-04 14:56:28,937 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 1440 transitions. [2018-10-04 14:56:28,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:28,937 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:28,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:28,948 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:28,962 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:29,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:29,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1442 states to 725 states and 1442 transitions. [2018-10-04 14:56:29,017 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 1442 transitions. [2018-10-04 14:56:29,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:29,018 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:29,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:29,034 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:29,048 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:29,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:29,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1444 states to 726 states and 1444 transitions. [2018-10-04 14:56:29,103 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 1444 transitions. [2018-10-04 14:56:29,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:29,103 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:29,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:29,110 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:29,121 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:29,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:29,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1446 states to 727 states and 1446 transitions. [2018-10-04 14:56:29,176 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 1446 transitions. [2018-10-04 14:56:29,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:29,176 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:29,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:29,182 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:29,198 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:29,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:29,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1448 states to 728 states and 1448 transitions. [2018-10-04 14:56:29,255 INFO L276 IsEmpty]: Start isEmpty. Operand 728 states and 1448 transitions. [2018-10-04 14:56:29,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:29,256 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:29,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:29,261 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:29,278 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:29,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:29,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1450 states to 729 states and 1450 transitions. [2018-10-04 14:56:29,331 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 1450 transitions. [2018-10-04 14:56:29,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:29,331 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:29,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:29,339 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:29,354 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:29,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:29,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1452 states to 730 states and 1452 transitions. [2018-10-04 14:56:29,422 INFO L276 IsEmpty]: Start isEmpty. Operand 730 states and 1452 transitions. [2018-10-04 14:56:29,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:29,423 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:29,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:29,428 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:29,441 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:29,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:29,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1454 states to 731 states and 1454 transitions. [2018-10-04 14:56:29,499 INFO L276 IsEmpty]: Start isEmpty. Operand 731 states and 1454 transitions. [2018-10-04 14:56:29,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:29,500 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:29,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:29,504 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:29,518 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:29,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:29,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1456 states to 732 states and 1456 transitions. [2018-10-04 14:56:29,573 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 1456 transitions. [2018-10-04 14:56:29,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:29,574 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:29,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:29,581 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:29,594 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:29,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:29,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1458 states to 733 states and 1458 transitions. [2018-10-04 14:56:29,647 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 1458 transitions. [2018-10-04 14:56:29,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:29,647 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:29,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:29,653 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:29,665 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:29,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:29,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1460 states to 734 states and 1460 transitions. [2018-10-04 14:56:29,722 INFO L276 IsEmpty]: Start isEmpty. Operand 734 states and 1460 transitions. [2018-10-04 14:56:29,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:29,722 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:29,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:29,727 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:29,745 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:29,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:29,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1462 states to 735 states and 1462 transitions. [2018-10-04 14:56:29,838 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 1462 transitions. [2018-10-04 14:56:29,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:29,838 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:29,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:29,842 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:29,869 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:29,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:29,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1464 states to 736 states and 1464 transitions. [2018-10-04 14:56:29,958 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 1464 transitions. [2018-10-04 14:56:29,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:29,958 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:29,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:29,965 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:29,980 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:30,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:30,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1466 states to 737 states and 1466 transitions. [2018-10-04 14:56:30,063 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 1466 transitions. [2018-10-04 14:56:30,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:30,063 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:30,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:30,068 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:30,082 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:30,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:30,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1468 states to 738 states and 1468 transitions. [2018-10-04 14:56:30,174 INFO L276 IsEmpty]: Start isEmpty. Operand 738 states and 1468 transitions. [2018-10-04 14:56:30,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:30,175 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:30,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:30,179 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:30,196 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:30,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:30,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1470 states to 739 states and 1470 transitions. [2018-10-04 14:56:30,257 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 1470 transitions. [2018-10-04 14:56:30,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:30,257 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:30,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:30,261 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:30,274 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:30,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:30,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1472 states to 740 states and 1472 transitions. [2018-10-04 14:56:30,324 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 1472 transitions. [2018-10-04 14:56:30,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:30,325 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:30,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:30,332 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:30,341 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:30,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:30,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1474 states to 741 states and 1474 transitions. [2018-10-04 14:56:30,394 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 1474 transitions. [2018-10-04 14:56:30,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:30,394 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:30,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:30,398 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:30,414 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:30,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:30,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1476 states to 742 states and 1476 transitions. [2018-10-04 14:56:30,471 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 1476 transitions. [2018-10-04 14:56:30,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:30,471 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:30,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:30,479 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:30,491 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:30,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:30,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1478 states to 743 states and 1478 transitions. [2018-10-04 14:56:30,548 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 1478 transitions. [2018-10-04 14:56:30,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:30,548 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:30,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:30,555 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:30,566 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:30,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:30,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1480 states to 744 states and 1480 transitions. [2018-10-04 14:56:30,620 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 1480 transitions. [2018-10-04 14:56:30,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:30,620 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:30,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:30,626 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:30,639 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:30,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:30,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1482 states to 745 states and 1482 transitions. [2018-10-04 14:56:30,696 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 1482 transitions. [2018-10-04 14:56:30,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:30,697 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:30,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:30,701 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:30,722 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:30,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:30,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1484 states to 746 states and 1484 transitions. [2018-10-04 14:56:30,776 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 1484 transitions. [2018-10-04 14:56:30,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:30,777 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:30,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:30,784 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:30,796 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:30,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:30,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1486 states to 747 states and 1486 transitions. [2018-10-04 14:56:30,851 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 1486 transitions. [2018-10-04 14:56:30,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:30,852 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:30,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:30,857 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:30,874 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:30,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:30,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1488 states to 748 states and 1488 transitions. [2018-10-04 14:56:30,928 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 1488 transitions. [2018-10-04 14:56:30,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:30,929 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:30,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:30,935 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:30,948 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:31,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:31,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1490 states to 749 states and 1490 transitions. [2018-10-04 14:56:31,003 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 1490 transitions. [2018-10-04 14:56:31,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:31,003 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:31,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:31,010 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:31,024 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:31,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:31,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1492 states to 750 states and 1492 transitions. [2018-10-04 14:56:31,083 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 1492 transitions. [2018-10-04 14:56:31,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:31,084 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:31,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:31,090 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:31,105 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:31,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:31,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1494 states to 751 states and 1494 transitions. [2018-10-04 14:56:31,159 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 1494 transitions. [2018-10-04 14:56:31,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:31,160 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:31,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:31,166 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:31,179 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:31,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:31,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1496 states to 752 states and 1496 transitions. [2018-10-04 14:56:31,236 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 1496 transitions. [2018-10-04 14:56:31,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:31,237 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:31,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:31,243 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:31,257 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:31,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:31,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1498 states to 753 states and 1498 transitions. [2018-10-04 14:56:31,314 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 1498 transitions. [2018-10-04 14:56:31,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:31,314 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:31,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:31,319 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:31,334 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:31,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:31,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1500 states to 754 states and 1500 transitions. [2018-10-04 14:56:31,389 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 1500 transitions. [2018-10-04 14:56:31,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:31,390 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:31,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:31,395 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:31,435 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:31,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:31,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1502 states to 755 states and 1502 transitions. [2018-10-04 14:56:31,494 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 1502 transitions. [2018-10-04 14:56:31,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:31,495 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:31,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:31,502 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:31,510 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:31,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:31,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1504 states to 756 states and 1504 transitions. [2018-10-04 14:56:31,565 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 1504 transitions. [2018-10-04 14:56:31,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:31,566 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:31,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:31,592 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:31,612 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:31,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:31,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1506 states to 757 states and 1506 transitions. [2018-10-04 14:56:31,665 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 1506 transitions. [2018-10-04 14:56:31,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:31,666 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:31,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:31,670 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:31,683 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:31,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:31,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1508 states to 758 states and 1508 transitions. [2018-10-04 14:56:31,737 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 1508 transitions. [2018-10-04 14:56:31,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:31,737 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:31,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:31,745 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:31,760 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:31,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:31,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1510 states to 759 states and 1510 transitions. [2018-10-04 14:56:31,814 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 1510 transitions. [2018-10-04 14:56:31,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:31,815 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:31,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:31,822 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:31,833 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:31,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:31,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1512 states to 760 states and 1512 transitions. [2018-10-04 14:56:31,889 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 1512 transitions. [2018-10-04 14:56:31,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:31,890 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:31,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:31,896 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:31,910 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:31,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:31,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1514 states to 761 states and 1514 transitions. [2018-10-04 14:56:31,965 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 1514 transitions. [2018-10-04 14:56:31,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:31,965 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:31,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:31,972 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:31,986 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:32,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:32,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1516 states to 762 states and 1516 transitions. [2018-10-04 14:56:32,040 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 1516 transitions. [2018-10-04 14:56:32,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:32,040 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:32,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:32,048 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:32,062 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:32,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:32,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1518 states to 763 states and 1518 transitions. [2018-10-04 14:56:32,116 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 1518 transitions. [2018-10-04 14:56:32,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:32,117 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:32,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:32,124 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:32,143 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:32,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:32,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1520 states to 764 states and 1520 transitions. [2018-10-04 14:56:32,197 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 1520 transitions. [2018-10-04 14:56:32,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:32,197 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:32,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:32,215 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:32,233 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:32,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:32,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1522 states to 765 states and 1522 transitions. [2018-10-04 14:56:32,286 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 1522 transitions. [2018-10-04 14:56:32,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:32,287 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:32,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:32,292 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:32,303 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:32,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:32,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1524 states to 766 states and 1524 transitions. [2018-10-04 14:56:32,358 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 1524 transitions. [2018-10-04 14:56:32,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:32,358 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:32,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:32,363 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:32,377 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:32,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:32,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1526 states to 767 states and 1526 transitions. [2018-10-04 14:56:32,429 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 1526 transitions. [2018-10-04 14:56:32,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:32,430 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:32,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:32,437 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:32,450 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:32,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:32,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1528 states to 768 states and 1528 transitions. [2018-10-04 14:56:32,505 INFO L276 IsEmpty]: Start isEmpty. Operand 768 states and 1528 transitions. [2018-10-04 14:56:32,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:32,506 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:32,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:32,511 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:32,526 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:32,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:32,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1530 states to 769 states and 1530 transitions. [2018-10-04 14:56:32,582 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 1530 transitions. [2018-10-04 14:56:32,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:32,583 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:32,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:32,590 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:32,603 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:32,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:32,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1532 states to 770 states and 1532 transitions. [2018-10-04 14:56:32,660 INFO L276 IsEmpty]: Start isEmpty. Operand 770 states and 1532 transitions. [2018-10-04 14:56:32,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:32,661 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:32,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:32,666 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:32,683 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:32,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:32,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1534 states to 771 states and 1534 transitions. [2018-10-04 14:56:32,740 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 1534 transitions. [2018-10-04 14:56:32,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:32,741 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:32,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:32,747 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:32,763 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:32,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:32,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1536 states to 772 states and 1536 transitions. [2018-10-04 14:56:32,818 INFO L276 IsEmpty]: Start isEmpty. Operand 772 states and 1536 transitions. [2018-10-04 14:56:32,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:32,819 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:32,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:32,824 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:32,839 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:32,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:32,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1538 states to 773 states and 1538 transitions. [2018-10-04 14:56:32,893 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 1538 transitions. [2018-10-04 14:56:32,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:32,894 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:32,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:32,898 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:32,916 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:32,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:32,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1540 states to 774 states and 1540 transitions. [2018-10-04 14:56:32,971 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 1540 transitions. [2018-10-04 14:56:32,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:32,972 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:32,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:32,977 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:32,992 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:33,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:33,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1542 states to 775 states and 1542 transitions. [2018-10-04 14:56:33,050 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states and 1542 transitions. [2018-10-04 14:56:33,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:33,050 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:33,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:33,055 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:33,070 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:33,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:33,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1544 states to 776 states and 1544 transitions. [2018-10-04 14:56:33,125 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 1544 transitions. [2018-10-04 14:56:33,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:33,126 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:33,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:33,141 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:33,155 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:33,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:33,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1546 states to 777 states and 1546 transitions. [2018-10-04 14:56:33,210 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 1546 transitions. [2018-10-04 14:56:33,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:33,211 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:33,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:33,230 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:33,266 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:33,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:33,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1548 states to 778 states and 1548 transitions. [2018-10-04 14:56:33,321 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 1548 transitions. [2018-10-04 14:56:33,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:33,322 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:33,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:33,329 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:33,337 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:33,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:33,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1550 states to 779 states and 1550 transitions. [2018-10-04 14:56:33,395 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 1550 transitions. [2018-10-04 14:56:33,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:33,395 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:33,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:33,400 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:33,414 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:33,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:33,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1552 states to 780 states and 1552 transitions. [2018-10-04 14:56:33,476 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 1552 transitions. [2018-10-04 14:56:33,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:33,476 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:33,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:33,483 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:33,498 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:33,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:33,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1554 states to 781 states and 1554 transitions. [2018-10-04 14:56:33,557 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 1554 transitions. [2018-10-04 14:56:33,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:33,558 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:33,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:33,563 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:33,577 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:33,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:33,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1556 states to 782 states and 1556 transitions. [2018-10-04 14:56:33,635 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 1556 transitions. [2018-10-04 14:56:33,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:33,636 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:33,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:33,641 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:33,655 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:33,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:33,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 783 states and 1558 transitions. [2018-10-04 14:56:33,714 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 1558 transitions. [2018-10-04 14:56:33,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:33,715 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:33,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:33,721 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:33,732 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:33,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:33,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1560 states to 784 states and 1560 transitions. [2018-10-04 14:56:33,786 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 1560 transitions. [2018-10-04 14:56:33,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:33,786 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:33,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:33,793 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:33,807 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:33,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:33,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1562 states to 785 states and 1562 transitions. [2018-10-04 14:56:33,864 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 1562 transitions. [2018-10-04 14:56:33,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:33,865 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:33,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:33,885 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:33,916 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:33,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:33,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1564 states to 786 states and 1564 transitions. [2018-10-04 14:56:33,971 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 1564 transitions. [2018-10-04 14:56:33,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:33,972 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:33,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:33,977 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:33,989 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:34,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:34,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1566 states to 787 states and 1566 transitions. [2018-10-04 14:56:34,044 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1566 transitions. [2018-10-04 14:56:34,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:34,045 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:34,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:34,056 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:34,107 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:34,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:34,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1568 states to 788 states and 1568 transitions. [2018-10-04 14:56:34,161 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 1568 transitions. [2018-10-04 14:56:34,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:34,162 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:34,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:34,166 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:34,178 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:34,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:34,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1570 states to 789 states and 1570 transitions. [2018-10-04 14:56:34,231 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 1570 transitions. [2018-10-04 14:56:34,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:34,232 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:34,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:34,238 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:34,253 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:34,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:34,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1572 states to 790 states and 1572 transitions. [2018-10-04 14:56:34,310 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1572 transitions. [2018-10-04 14:56:34,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:34,310 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:34,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:34,319 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:34,335 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:34,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:34,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1574 states to 791 states and 1574 transitions. [2018-10-04 14:56:34,396 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1574 transitions. [2018-10-04 14:56:34,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:34,397 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:34,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:34,404 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:34,424 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:34,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:34,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 792 states and 1576 transitions. [2018-10-04 14:56:34,494 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 1576 transitions. [2018-10-04 14:56:34,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:34,495 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:34,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:34,500 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:34,515 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:34,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:34,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 793 states and 1578 transitions. [2018-10-04 14:56:34,570 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 1578 transitions. [2018-10-04 14:56:34,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:34,571 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:34,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:34,580 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:34,595 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:34,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:34,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1580 states to 794 states and 1580 transitions. [2018-10-04 14:56:34,652 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1580 transitions. [2018-10-04 14:56:34,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:34,652 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:34,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:34,657 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:34,674 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:34,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:34,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1582 states to 795 states and 1582 transitions. [2018-10-04 14:56:34,728 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1582 transitions. [2018-10-04 14:56:34,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:34,728 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:34,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:34,739 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:34,766 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:34,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:34,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1584 states to 796 states and 1584 transitions. [2018-10-04 14:56:34,822 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 1584 transitions. [2018-10-04 14:56:34,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:34,822 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:34,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:34,826 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:34,842 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:34,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:34,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1586 states to 797 states and 1586 transitions. [2018-10-04 14:56:34,921 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 1586 transitions. [2018-10-04 14:56:34,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:34,922 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:34,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:34,926 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:34,939 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:35,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:35,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1588 states to 798 states and 1588 transitions. [2018-10-04 14:56:35,025 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 1588 transitions. [2018-10-04 14:56:35,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:35,026 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:35,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:35,030 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:35,044 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:35,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:35,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1590 states to 799 states and 1590 transitions. [2018-10-04 14:56:35,128 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1590 transitions. [2018-10-04 14:56:35,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:35,129 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:35,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:35,133 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:35,144 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:35,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:35,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1592 states to 800 states and 1592 transitions. [2018-10-04 14:56:35,234 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 1592 transitions. [2018-10-04 14:56:35,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:35,235 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:35,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:35,242 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:35,259 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:35,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:35,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1594 states to 801 states and 1594 transitions. [2018-10-04 14:56:35,323 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 1594 transitions. [2018-10-04 14:56:35,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:35,324 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:35,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:35,332 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:35,340 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:35,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:35,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1596 states to 802 states and 1596 transitions. [2018-10-04 14:56:35,398 INFO L276 IsEmpty]: Start isEmpty. Operand 802 states and 1596 transitions. [2018-10-04 14:56:35,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:35,399 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:35,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:35,403 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:35,420 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:35,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:35,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1598 states to 803 states and 1598 transitions. [2018-10-04 14:56:35,480 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 1598 transitions. [2018-10-04 14:56:35,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:35,480 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:35,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:35,485 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:35,500 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:35,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:35,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1600 states to 804 states and 1600 transitions. [2018-10-04 14:56:35,557 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 1600 transitions. [2018-10-04 14:56:35,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:35,557 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:35,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:35,564 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:35,580 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:35,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:35,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1602 states to 805 states and 1602 transitions. [2018-10-04 14:56:35,633 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 1602 transitions. [2018-10-04 14:56:35,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:35,634 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:35,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:35,638 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:35,655 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:35,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:35,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1604 states to 806 states and 1604 transitions. [2018-10-04 14:56:35,709 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 1604 transitions. [2018-10-04 14:56:35,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:35,710 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:35,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:35,714 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:35,727 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:35,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:35,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1606 states to 807 states and 1606 transitions. [2018-10-04 14:56:35,786 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 1606 transitions. [2018-10-04 14:56:35,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:35,787 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:35,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:35,791 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:35,805 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:35,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:35,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1608 states to 808 states and 1608 transitions. [2018-10-04 14:56:35,861 INFO L276 IsEmpty]: Start isEmpty. Operand 808 states and 1608 transitions. [2018-10-04 14:56:35,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:35,861 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:35,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:35,866 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:35,881 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:35,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:35,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1610 states to 809 states and 1610 transitions. [2018-10-04 14:56:35,938 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 1610 transitions. [2018-10-04 14:56:35,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:35,939 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:35,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:35,947 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:35,961 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:36,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:36,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1612 states to 810 states and 1612 transitions. [2018-10-04 14:56:36,018 INFO L276 IsEmpty]: Start isEmpty. Operand 810 states and 1612 transitions. [2018-10-04 14:56:36,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:36,019 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:36,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:36,025 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:36,039 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:36,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:36,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1614 states to 811 states and 1614 transitions. [2018-10-04 14:56:36,096 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 1614 transitions. [2018-10-04 14:56:36,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:36,096 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:36,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:36,102 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:36,121 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:36,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:36,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1616 states to 812 states and 1616 transitions. [2018-10-04 14:56:36,175 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 1616 transitions. [2018-10-04 14:56:36,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:36,176 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:36,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:36,184 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:36,196 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:36,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:36,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1618 states to 813 states and 1618 transitions. [2018-10-04 14:56:36,253 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 1618 transitions. [2018-10-04 14:56:36,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:36,253 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:36,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:36,264 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:36,279 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:36,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:36,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1620 states to 814 states and 1620 transitions. [2018-10-04 14:56:36,337 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 1620 transitions. [2018-10-04 14:56:36,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:36,338 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:36,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:36,345 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:36,357 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:36,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:36,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1622 states to 815 states and 1622 transitions. [2018-10-04 14:56:36,414 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 1622 transitions. [2018-10-04 14:56:36,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:36,415 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:36,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:36,421 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:36,437 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:36,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:36,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1624 states to 816 states and 1624 transitions. [2018-10-04 14:56:36,492 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 1624 transitions. [2018-10-04 14:56:36,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:36,492 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:36,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:36,514 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:36,534 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:36,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:36,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1626 states to 817 states and 1626 transitions. [2018-10-04 14:56:36,589 INFO L276 IsEmpty]: Start isEmpty. Operand 817 states and 1626 transitions. [2018-10-04 14:56:36,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:36,589 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:36,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:36,594 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:36,606 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:36,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:36,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1628 states to 818 states and 1628 transitions. [2018-10-04 14:56:36,664 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states and 1628 transitions. [2018-10-04 14:56:36,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:36,665 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:36,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:36,671 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:36,687 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:36,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:36,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1630 states to 819 states and 1630 transitions. [2018-10-04 14:56:36,742 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 1630 transitions. [2018-10-04 14:56:36,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:36,742 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:36,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:36,747 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:36,764 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:36,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:36,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1632 states to 820 states and 1632 transitions. [2018-10-04 14:56:36,821 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 1632 transitions. [2018-10-04 14:56:36,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:36,822 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:36,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:36,835 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:36,852 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:36,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:36,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1634 states to 821 states and 1634 transitions. [2018-10-04 14:56:36,906 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 1634 transitions. [2018-10-04 14:56:36,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:36,906 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:36,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:36,911 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:36,928 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:36,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:36,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1636 states to 822 states and 1636 transitions. [2018-10-04 14:56:36,982 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states and 1636 transitions. [2018-10-04 14:56:36,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:36,983 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:36,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:36,988 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:37,004 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:37,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:37,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1638 states to 823 states and 1638 transitions. [2018-10-04 14:56:37,058 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 1638 transitions. [2018-10-04 14:56:37,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:37,059 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:37,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:37,063 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:37,079 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:37,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:37,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1640 states to 824 states and 1640 transitions. [2018-10-04 14:56:37,137 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 1640 transitions. [2018-10-04 14:56:37,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:37,137 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:37,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:37,144 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:37,158 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:37,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:37,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1642 states to 825 states and 1642 transitions. [2018-10-04 14:56:37,215 INFO L276 IsEmpty]: Start isEmpty. Operand 825 states and 1642 transitions. [2018-10-04 14:56:37,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:37,216 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:37,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:37,221 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:37,237 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:37,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:37,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1644 states to 826 states and 1644 transitions. [2018-10-04 14:56:37,296 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 1644 transitions. [2018-10-04 14:56:37,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:37,297 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:37,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:37,302 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:37,316 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:37,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:37,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 827 states and 1646 transitions. [2018-10-04 14:56:37,374 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 1646 transitions. [2018-10-04 14:56:37,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:37,375 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:37,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:37,386 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:37,399 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:37,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:37,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1648 states to 828 states and 1648 transitions. [2018-10-04 14:56:37,459 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states and 1648 transitions. [2018-10-04 14:56:37,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:37,460 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:37,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:37,467 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:37,481 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:37,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:37,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1650 states to 829 states and 1650 transitions. [2018-10-04 14:56:37,540 INFO L276 IsEmpty]: Start isEmpty. Operand 829 states and 1650 transitions. [2018-10-04 14:56:37,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:37,541 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:37,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:37,546 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:37,562 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:37,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:37,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1652 states to 830 states and 1652 transitions. [2018-10-04 14:56:37,625 INFO L276 IsEmpty]: Start isEmpty. Operand 830 states and 1652 transitions. [2018-10-04 14:56:37,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:37,626 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:37,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:37,634 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:37,649 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:37,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:37,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 831 states and 1654 transitions. [2018-10-04 14:56:37,707 INFO L276 IsEmpty]: Start isEmpty. Operand 831 states and 1654 transitions. [2018-10-04 14:56:37,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:37,707 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:37,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:37,714 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:37,728 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:37,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:37,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1656 states to 832 states and 1656 transitions. [2018-10-04 14:56:37,787 INFO L276 IsEmpty]: Start isEmpty. Operand 832 states and 1656 transitions. [2018-10-04 14:56:37,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:37,788 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:37,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:37,794 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:37,813 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:37,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:37,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1658 states to 833 states and 1658 transitions. [2018-10-04 14:56:37,868 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1658 transitions. [2018-10-04 14:56:37,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:37,868 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:37,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:37,876 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:37,888 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:37,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:37,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1660 states to 834 states and 1660 transitions. [2018-10-04 14:56:37,947 INFO L276 IsEmpty]: Start isEmpty. Operand 834 states and 1660 transitions. [2018-10-04 14:56:37,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:37,947 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:37,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:37,952 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:37,971 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:38,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:38,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1662 states to 835 states and 1662 transitions. [2018-10-04 14:56:38,027 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 1662 transitions. [2018-10-04 14:56:38,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:38,028 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:38,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:38,035 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:38,049 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:38,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:38,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1664 states to 836 states and 1664 transitions. [2018-10-04 14:56:38,110 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 1664 transitions. [2018-10-04 14:56:38,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:38,111 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:38,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:38,115 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:38,130 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:38,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:38,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1666 states to 837 states and 1666 transitions. [2018-10-04 14:56:38,192 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 1666 transitions. [2018-10-04 14:56:38,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:38,193 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:38,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:38,201 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:38,213 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:38,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:38,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1668 states to 838 states and 1668 transitions. [2018-10-04 14:56:38,270 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 1668 transitions. [2018-10-04 14:56:38,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:38,271 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:38,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:38,279 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:38,294 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:38,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:38,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1670 states to 839 states and 1670 transitions. [2018-10-04 14:56:38,351 INFO L276 IsEmpty]: Start isEmpty. Operand 839 states and 1670 transitions. [2018-10-04 14:56:38,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:38,352 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:38,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:38,357 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:38,373 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:38,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:38,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1672 states to 840 states and 1672 transitions. [2018-10-04 14:56:38,433 INFO L276 IsEmpty]: Start isEmpty. Operand 840 states and 1672 transitions. [2018-10-04 14:56:38,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:38,433 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:38,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:38,438 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:38,455 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:38,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:38,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1674 states to 841 states and 1674 transitions. [2018-10-04 14:56:38,512 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 1674 transitions. [2018-10-04 14:56:38,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:38,513 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:38,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:38,518 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:38,535 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:38,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:38,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1676 states to 842 states and 1676 transitions. [2018-10-04 14:56:38,593 INFO L276 IsEmpty]: Start isEmpty. Operand 842 states and 1676 transitions. [2018-10-04 14:56:38,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:38,594 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:38,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:38,600 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:38,614 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:38,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:38,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1678 states to 843 states and 1678 transitions. [2018-10-04 14:56:38,675 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1678 transitions. [2018-10-04 14:56:38,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:38,676 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:38,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:38,682 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:38,695 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:38,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:38,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1680 states to 844 states and 1680 transitions. [2018-10-04 14:56:38,752 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 1680 transitions. [2018-10-04 14:56:38,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:38,752 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:38,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:38,762 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:38,777 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:38,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:38,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1682 states to 845 states and 1682 transitions. [2018-10-04 14:56:38,834 INFO L276 IsEmpty]: Start isEmpty. Operand 845 states and 1682 transitions. [2018-10-04 14:56:38,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:38,834 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:38,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:38,841 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:38,856 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:38,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:38,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1684 states to 846 states and 1684 transitions. [2018-10-04 14:56:38,917 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 1684 transitions. [2018-10-04 14:56:38,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:38,918 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:38,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:38,925 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:38,938 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:38,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:38,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1686 states to 847 states and 1686 transitions. [2018-10-04 14:56:38,998 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 1686 transitions. [2018-10-04 14:56:38,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:38,998 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:39,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:39,004 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:39,018 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:39,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:39,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1688 states to 848 states and 1688 transitions. [2018-10-04 14:56:39,079 INFO L276 IsEmpty]: Start isEmpty. Operand 848 states and 1688 transitions. [2018-10-04 14:56:39,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:39,080 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:39,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:39,085 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:39,099 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:39,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:39,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1690 states to 849 states and 1690 transitions. [2018-10-04 14:56:39,158 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 1690 transitions. [2018-10-04 14:56:39,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:39,159 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:39,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:39,165 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:39,182 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:39,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:39,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1692 states to 850 states and 1692 transitions. [2018-10-04 14:56:39,240 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 1692 transitions. [2018-10-04 14:56:39,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:39,240 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:39,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:39,252 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:39,268 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:39,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:39,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1694 states to 851 states and 1694 transitions. [2018-10-04 14:56:39,336 INFO L276 IsEmpty]: Start isEmpty. Operand 851 states and 1694 transitions. [2018-10-04 14:56:39,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:39,337 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:39,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:39,341 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:39,359 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:39,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:39,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1696 states to 852 states and 1696 transitions. [2018-10-04 14:56:39,413 INFO L276 IsEmpty]: Start isEmpty. Operand 852 states and 1696 transitions. [2018-10-04 14:56:39,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:39,414 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:39,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:39,426 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:39,441 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:39,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:39,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1698 states to 853 states and 1698 transitions. [2018-10-04 14:56:39,498 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 1698 transitions. [2018-10-04 14:56:39,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:39,498 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:39,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:39,504 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:39,519 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:39,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:39,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1700 states to 854 states and 1700 transitions. [2018-10-04 14:56:39,575 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 1700 transitions. [2018-10-04 14:56:39,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:39,576 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:39,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:39,582 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:39,596 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:39,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:39,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1702 states to 855 states and 1702 transitions. [2018-10-04 14:56:39,652 INFO L276 IsEmpty]: Start isEmpty. Operand 855 states and 1702 transitions. [2018-10-04 14:56:39,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:39,652 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:39,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:39,660 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:39,672 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:39,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:39,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1704 states to 856 states and 1704 transitions. [2018-10-04 14:56:39,729 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1704 transitions. [2018-10-04 14:56:39,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:39,729 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:39,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:39,735 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:39,751 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:39,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:39,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1706 states to 857 states and 1706 transitions. [2018-10-04 14:56:39,808 INFO L276 IsEmpty]: Start isEmpty. Operand 857 states and 1706 transitions. [2018-10-04 14:56:39,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:39,809 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:39,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:39,815 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:39,829 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:39,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:39,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1708 states to 858 states and 1708 transitions. [2018-10-04 14:56:39,885 INFO L276 IsEmpty]: Start isEmpty. Operand 858 states and 1708 transitions. [2018-10-04 14:56:39,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:39,886 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:39,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:39,893 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:39,930 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:39,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:39,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1710 states to 859 states and 1710 transitions. [2018-10-04 14:56:39,991 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1710 transitions. [2018-10-04 14:56:39,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:39,992 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:39,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:39,996 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:40,009 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:40,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:40,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1712 states to 860 states and 1712 transitions. [2018-10-04 14:56:40,103 INFO L276 IsEmpty]: Start isEmpty. Operand 860 states and 1712 transitions. [2018-10-04 14:56:40,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:40,104 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:40,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:40,108 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:40,121 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:40,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:40,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1714 states to 861 states and 1714 transitions. [2018-10-04 14:56:40,209 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 1714 transitions. [2018-10-04 14:56:40,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:40,210 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:40,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:40,214 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:40,229 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:40,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:40,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1716 states to 862 states and 1716 transitions. [2018-10-04 14:56:40,319 INFO L276 IsEmpty]: Start isEmpty. Operand 862 states and 1716 transitions. [2018-10-04 14:56:40,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:40,319 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:40,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:40,326 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:40,339 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:40,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:40,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1718 states to 863 states and 1718 transitions. [2018-10-04 14:56:40,399 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 1718 transitions. [2018-10-04 14:56:40,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:40,399 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:40,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:40,408 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:40,418 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:40,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:40,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1720 states to 864 states and 1720 transitions. [2018-10-04 14:56:40,475 INFO L276 IsEmpty]: Start isEmpty. Operand 864 states and 1720 transitions. [2018-10-04 14:56:40,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:40,475 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:40,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:40,482 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:40,521 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:40,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:40,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1722 states to 865 states and 1722 transitions. [2018-10-04 14:56:40,625 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 1722 transitions. [2018-10-04 14:56:40,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:40,625 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:40,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:40,630 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:40,640 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:40,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:40,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1724 states to 866 states and 1724 transitions. [2018-10-04 14:56:40,700 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 1724 transitions. [2018-10-04 14:56:40,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:40,701 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:40,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:40,711 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:40,728 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:40,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:40,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1726 states to 867 states and 1726 transitions. [2018-10-04 14:56:40,785 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 1726 transitions. [2018-10-04 14:56:40,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:40,786 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:40,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:40,792 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:40,808 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:40,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:40,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1728 states to 868 states and 1728 transitions. [2018-10-04 14:56:40,868 INFO L276 IsEmpty]: Start isEmpty. Operand 868 states and 1728 transitions. [2018-10-04 14:56:40,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:40,868 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:40,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:40,873 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:40,889 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:40,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:40,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1730 states to 869 states and 1730 transitions. [2018-10-04 14:56:40,949 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1730 transitions. [2018-10-04 14:56:40,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:40,949 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:40,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:40,957 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:40,973 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:41,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:41,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1732 states to 870 states and 1732 transitions. [2018-10-04 14:56:41,031 INFO L276 IsEmpty]: Start isEmpty. Operand 870 states and 1732 transitions. [2018-10-04 14:56:41,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:41,032 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:41,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:41,036 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:41,050 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:41,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:41,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1734 states to 871 states and 1734 transitions. [2018-10-04 14:56:41,109 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 1734 transitions. [2018-10-04 14:56:41,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:41,110 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:41,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:41,115 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:41,130 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:41,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:41,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1736 states to 872 states and 1736 transitions. [2018-10-04 14:56:41,186 INFO L276 IsEmpty]: Start isEmpty. Operand 872 states and 1736 transitions. [2018-10-04 14:56:41,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:41,187 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:41,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:41,192 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:41,207 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:41,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:41,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1738 states to 873 states and 1738 transitions. [2018-10-04 14:56:41,267 INFO L276 IsEmpty]: Start isEmpty. Operand 873 states and 1738 transitions. [2018-10-04 14:56:41,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:41,268 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:41,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:41,272 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:41,287 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:41,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:41,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1740 states to 874 states and 1740 transitions. [2018-10-04 14:56:41,348 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 1740 transitions. [2018-10-04 14:56:41,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:41,349 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:41,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:41,353 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:41,368 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:41,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:41,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1742 states to 875 states and 1742 transitions. [2018-10-04 14:56:41,428 INFO L276 IsEmpty]: Start isEmpty. Operand 875 states and 1742 transitions. [2018-10-04 14:56:41,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:41,429 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:41,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:41,434 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:41,449 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:41,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:41,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1744 states to 876 states and 1744 transitions. [2018-10-04 14:56:41,507 INFO L276 IsEmpty]: Start isEmpty. Operand 876 states and 1744 transitions. [2018-10-04 14:56:41,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:41,508 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:41,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:41,515 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:41,532 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:41,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:41,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1746 states to 877 states and 1746 transitions. [2018-10-04 14:56:41,587 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1746 transitions. [2018-10-04 14:56:41,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:41,588 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:41,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:41,594 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:41,609 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:41,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:41,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1748 states to 878 states and 1748 transitions. [2018-10-04 14:56:41,668 INFO L276 IsEmpty]: Start isEmpty. Operand 878 states and 1748 transitions. [2018-10-04 14:56:41,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:41,669 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:41,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:41,674 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:41,692 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:41,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:41,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1750 states to 879 states and 1750 transitions. [2018-10-04 14:56:41,750 INFO L276 IsEmpty]: Start isEmpty. Operand 879 states and 1750 transitions. [2018-10-04 14:56:41,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:41,751 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:41,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:41,756 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:41,775 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:41,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:41,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1752 states to 880 states and 1752 transitions. [2018-10-04 14:56:41,832 INFO L276 IsEmpty]: Start isEmpty. Operand 880 states and 1752 transitions. [2018-10-04 14:56:41,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:41,832 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:41,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:41,837 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:41,852 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:41,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:41,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1754 states to 881 states and 1754 transitions. [2018-10-04 14:56:41,911 INFO L276 IsEmpty]: Start isEmpty. Operand 881 states and 1754 transitions. [2018-10-04 14:56:41,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:41,911 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:41,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:41,918 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:41,932 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:41,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:41,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1756 states to 882 states and 1756 transitions. [2018-10-04 14:56:41,990 INFO L276 IsEmpty]: Start isEmpty. Operand 882 states and 1756 transitions. [2018-10-04 14:56:41,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:41,991 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:41,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:41,998 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:42,011 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:42,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:42,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1758 states to 883 states and 1758 transitions. [2018-10-04 14:56:42,069 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 1758 transitions. [2018-10-04 14:56:42,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:42,070 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:42,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:42,079 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:42,093 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:42,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:42,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1760 states to 884 states and 1760 transitions. [2018-10-04 14:56:42,152 INFO L276 IsEmpty]: Start isEmpty. Operand 884 states and 1760 transitions. [2018-10-04 14:56:42,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:42,152 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:42,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:42,159 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:42,173 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:42,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:42,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1762 states to 885 states and 1762 transitions. [2018-10-04 14:56:42,230 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1762 transitions. [2018-10-04 14:56:42,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:42,231 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:42,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:42,238 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:42,251 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:42,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:42,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1764 states to 886 states and 1764 transitions. [2018-10-04 14:56:42,309 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 1764 transitions. [2018-10-04 14:56:42,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:42,310 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:42,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:42,317 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:42,349 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:42,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:42,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1766 states to 887 states and 1766 transitions. [2018-10-04 14:56:42,409 INFO L276 IsEmpty]: Start isEmpty. Operand 887 states and 1766 transitions. [2018-10-04 14:56:42,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:42,410 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:42,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:42,415 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:42,429 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:42,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:42,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1768 states to 888 states and 1768 transitions. [2018-10-04 14:56:42,487 INFO L276 IsEmpty]: Start isEmpty. Operand 888 states and 1768 transitions. [2018-10-04 14:56:42,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:42,487 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:42,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:42,493 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:42,507 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:42,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:42,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1770 states to 889 states and 1770 transitions. [2018-10-04 14:56:42,567 INFO L276 IsEmpty]: Start isEmpty. Operand 889 states and 1770 transitions. [2018-10-04 14:56:42,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:42,568 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:42,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:42,574 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:42,589 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:42,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:42,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1772 states to 890 states and 1772 transitions. [2018-10-04 14:56:42,651 INFO L276 IsEmpty]: Start isEmpty. Operand 890 states and 1772 transitions. [2018-10-04 14:56:42,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:42,651 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:42,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:42,657 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:42,671 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:42,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:42,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1774 states to 891 states and 1774 transitions. [2018-10-04 14:56:42,732 INFO L276 IsEmpty]: Start isEmpty. Operand 891 states and 1774 transitions. [2018-10-04 14:56:42,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:42,733 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:42,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:42,739 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:42,754 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:42,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:42,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1776 states to 892 states and 1776 transitions. [2018-10-04 14:56:42,816 INFO L276 IsEmpty]: Start isEmpty. Operand 892 states and 1776 transitions. [2018-10-04 14:56:42,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:42,817 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:42,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:42,823 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:42,837 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:42,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:42,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1778 states to 893 states and 1778 transitions. [2018-10-04 14:56:42,899 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 1778 transitions. [2018-10-04 14:56:42,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:42,900 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:42,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:42,906 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:42,922 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:42,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:42,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1780 states to 894 states and 1780 transitions. [2018-10-04 14:56:42,985 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1780 transitions. [2018-10-04 14:56:42,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:42,986 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:42,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:42,992 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:43,008 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:43,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:43,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1782 states to 895 states and 1782 transitions. [2018-10-04 14:56:43,063 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 1782 transitions. [2018-10-04 14:56:43,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:43,064 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:43,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:43,069 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:43,087 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:43,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:43,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1784 states to 896 states and 1784 transitions. [2018-10-04 14:56:43,147 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 1784 transitions. [2018-10-04 14:56:43,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:43,148 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:43,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:43,154 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:43,171 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:43,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:43,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1786 states to 897 states and 1786 transitions. [2018-10-04 14:56:43,229 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 1786 transitions. [2018-10-04 14:56:43,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:43,230 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:43,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:43,236 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:43,252 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:43,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:43,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1788 states to 898 states and 1788 transitions. [2018-10-04 14:56:43,307 INFO L276 IsEmpty]: Start isEmpty. Operand 898 states and 1788 transitions. [2018-10-04 14:56:43,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:43,308 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:43,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:43,313 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:43,329 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:43,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:43,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1790 states to 899 states and 1790 transitions. [2018-10-04 14:56:43,389 INFO L276 IsEmpty]: Start isEmpty. Operand 899 states and 1790 transitions. [2018-10-04 14:56:43,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:43,390 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:43,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:43,395 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:43,411 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:43,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:43,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1792 states to 900 states and 1792 transitions. [2018-10-04 14:56:43,473 INFO L276 IsEmpty]: Start isEmpty. Operand 900 states and 1792 transitions. [2018-10-04 14:56:43,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:43,474 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:43,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:43,481 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:43,499 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:43,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:43,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1794 states to 901 states and 1794 transitions. [2018-10-04 14:56:43,553 INFO L276 IsEmpty]: Start isEmpty. Operand 901 states and 1794 transitions. [2018-10-04 14:56:43,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:43,554 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:43,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:43,559 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:43,572 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:43,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:43,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1796 states to 902 states and 1796 transitions. [2018-10-04 14:56:43,633 INFO L276 IsEmpty]: Start isEmpty. Operand 902 states and 1796 transitions. [2018-10-04 14:56:43,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:43,634 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:43,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:43,639 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:43,655 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:43,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:43,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1798 states to 903 states and 1798 transitions. [2018-10-04 14:56:43,711 INFO L276 IsEmpty]: Start isEmpty. Operand 903 states and 1798 transitions. [2018-10-04 14:56:43,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:43,712 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:43,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:43,719 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:43,735 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:43,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:43,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1800 states to 904 states and 1800 transitions. [2018-10-04 14:56:43,796 INFO L276 IsEmpty]: Start isEmpty. Operand 904 states and 1800 transitions. [2018-10-04 14:56:43,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:43,797 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:43,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:43,814 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:43,830 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:43,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:43,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1802 states to 905 states and 1802 transitions. [2018-10-04 14:56:43,887 INFO L276 IsEmpty]: Start isEmpty. Operand 905 states and 1802 transitions. [2018-10-04 14:56:43,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:43,888 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:43,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:43,902 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:43,919 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:43,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:43,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1804 states to 906 states and 1804 transitions. [2018-10-04 14:56:43,977 INFO L276 IsEmpty]: Start isEmpty. Operand 906 states and 1804 transitions. [2018-10-04 14:56:43,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:43,978 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:43,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:43,983 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:44,001 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:44,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:44,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1806 states to 907 states and 1806 transitions. [2018-10-04 14:56:44,074 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states and 1806 transitions. [2018-10-04 14:56:44,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:44,075 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:44,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:44,079 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:44,094 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:44,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:44,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1808 states to 908 states and 1808 transitions. [2018-10-04 14:56:44,156 INFO L276 IsEmpty]: Start isEmpty. Operand 908 states and 1808 transitions. [2018-10-04 14:56:44,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:44,156 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:44,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:44,163 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:44,179 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:44,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:44,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1810 states to 909 states and 1810 transitions. [2018-10-04 14:56:44,238 INFO L276 IsEmpty]: Start isEmpty. Operand 909 states and 1810 transitions. [2018-10-04 14:56:44,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:44,238 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:44,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:44,244 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:44,259 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:44,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:44,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1812 states to 910 states and 1812 transitions. [2018-10-04 14:56:44,321 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 1812 transitions. [2018-10-04 14:56:44,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:44,321 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:44,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:44,327 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:44,344 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:44,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:44,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1814 states to 911 states and 1814 transitions. [2018-10-04 14:56:44,401 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 1814 transitions. [2018-10-04 14:56:44,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:44,402 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:44,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:44,408 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:44,424 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:44,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:44,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1816 states to 912 states and 1816 transitions. [2018-10-04 14:56:44,486 INFO L276 IsEmpty]: Start isEmpty. Operand 912 states and 1816 transitions. [2018-10-04 14:56:44,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:44,487 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:44,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:44,495 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:44,514 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:44,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:44,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1818 states to 913 states and 1818 transitions. [2018-10-04 14:56:44,574 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 1818 transitions. [2018-10-04 14:56:44,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:44,575 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:44,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:44,579 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:44,594 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:44,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:44,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1820 states to 914 states and 1820 transitions. [2018-10-04 14:56:44,652 INFO L276 IsEmpty]: Start isEmpty. Operand 914 states and 1820 transitions. [2018-10-04 14:56:44,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:44,653 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:44,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:44,657 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:44,674 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:44,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:44,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1822 states to 915 states and 1822 transitions. [2018-10-04 14:56:44,732 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 1822 transitions. [2018-10-04 14:56:44,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:44,732 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:44,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:44,736 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:44,754 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:44,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:44,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1824 states to 916 states and 1824 transitions. [2018-10-04 14:56:44,814 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 1824 transitions. [2018-10-04 14:56:44,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:44,815 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:44,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:44,819 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:44,837 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:44,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:44,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1826 states to 917 states and 1826 transitions. [2018-10-04 14:56:44,894 INFO L276 IsEmpty]: Start isEmpty. Operand 917 states and 1826 transitions. [2018-10-04 14:56:44,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:44,894 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:44,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:44,900 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:44,917 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:44,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:44,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1828 states to 918 states and 1828 transitions. [2018-10-04 14:56:44,976 INFO L276 IsEmpty]: Start isEmpty. Operand 918 states and 1828 transitions. [2018-10-04 14:56:44,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:44,977 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:44,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:44,981 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:44,995 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:45,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:45,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1830 states to 919 states and 1830 transitions. [2018-10-04 14:56:45,057 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 1830 transitions. [2018-10-04 14:56:45,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:45,058 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:45,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:45,065 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:45,080 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:45,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:45,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1832 states to 920 states and 1832 transitions. [2018-10-04 14:56:45,166 INFO L276 IsEmpty]: Start isEmpty. Operand 920 states and 1832 transitions. [2018-10-04 14:56:45,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:45,166 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:45,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:45,170 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:45,186 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:45,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:45,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1834 states to 921 states and 1834 transitions. [2018-10-04 14:56:45,288 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 1834 transitions. [2018-10-04 14:56:45,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:45,288 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:45,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:45,293 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:45,305 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:45,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:45,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1836 states to 922 states and 1836 transitions. [2018-10-04 14:56:45,402 INFO L276 IsEmpty]: Start isEmpty. Operand 922 states and 1836 transitions. [2018-10-04 14:56:45,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:45,403 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:45,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:45,407 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:45,426 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:45,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:45,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1838 states to 923 states and 1838 transitions. [2018-10-04 14:56:45,519 INFO L276 IsEmpty]: Start isEmpty. Operand 923 states and 1838 transitions. [2018-10-04 14:56:45,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:45,519 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:45,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:45,526 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:45,544 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:45,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:45,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1840 states to 924 states and 1840 transitions. [2018-10-04 14:56:45,605 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 1840 transitions. [2018-10-04 14:56:45,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:45,606 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:45,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:45,610 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:45,624 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:45,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:45,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1842 states to 925 states and 1842 transitions. [2018-10-04 14:56:45,684 INFO L276 IsEmpty]: Start isEmpty. Operand 925 states and 1842 transitions. [2018-10-04 14:56:45,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:45,684 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:45,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:45,704 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:45,735 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:45,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:45,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1844 states to 926 states and 1844 transitions. [2018-10-04 14:56:45,794 INFO L276 IsEmpty]: Start isEmpty. Operand 926 states and 1844 transitions. [2018-10-04 14:56:45,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:45,794 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:45,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:45,814 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:45,836 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:45,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:45,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1846 states to 927 states and 1846 transitions. [2018-10-04 14:56:45,893 INFO L276 IsEmpty]: Start isEmpty. Operand 927 states and 1846 transitions. [2018-10-04 14:56:45,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:45,894 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:45,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:45,898 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:45,941 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:46,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:46,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1848 states to 928 states and 1848 transitions. [2018-10-04 14:56:46,001 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1848 transitions. [2018-10-04 14:56:46,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:46,001 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:46,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:46,007 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:46,020 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:46,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:46,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1850 states to 929 states and 1850 transitions. [2018-10-04 14:56:46,077 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 1850 transitions. [2018-10-04 14:56:46,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:46,078 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:46,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:46,084 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:46,099 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:46,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:46,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1852 states to 930 states and 1852 transitions. [2018-10-04 14:56:46,156 INFO L276 IsEmpty]: Start isEmpty. Operand 930 states and 1852 transitions. [2018-10-04 14:56:46,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:46,157 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:46,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:46,161 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:46,182 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:46,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:46,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1854 states to 931 states and 1854 transitions. [2018-10-04 14:56:46,238 INFO L276 IsEmpty]: Start isEmpty. Operand 931 states and 1854 transitions. [2018-10-04 14:56:46,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:46,238 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:46,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:46,245 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:46,261 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:46,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:46,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1856 states to 932 states and 1856 transitions. [2018-10-04 14:56:46,322 INFO L276 IsEmpty]: Start isEmpty. Operand 932 states and 1856 transitions. [2018-10-04 14:56:46,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:46,323 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:46,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:46,329 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:46,346 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:46,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:46,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 933 states and 1858 transitions. [2018-10-04 14:56:46,404 INFO L276 IsEmpty]: Start isEmpty. Operand 933 states and 1858 transitions. [2018-10-04 14:56:46,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:46,405 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:46,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:46,411 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:46,426 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:46,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:46,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1860 states to 934 states and 1860 transitions. [2018-10-04 14:56:46,488 INFO L276 IsEmpty]: Start isEmpty. Operand 934 states and 1860 transitions. [2018-10-04 14:56:46,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:46,489 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:46,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:46,495 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:46,513 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:46,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:46,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1862 states to 935 states and 1862 transitions. [2018-10-04 14:56:46,576 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 1862 transitions. [2018-10-04 14:56:46,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:46,576 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:46,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:46,582 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:46,597 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:46,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:46,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1864 states to 936 states and 1864 transitions. [2018-10-04 14:56:46,660 INFO L276 IsEmpty]: Start isEmpty. Operand 936 states and 1864 transitions. [2018-10-04 14:56:46,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:46,661 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:46,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:46,666 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:46,683 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:46,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:46,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1866 states to 937 states and 1866 transitions. [2018-10-04 14:56:46,744 INFO L276 IsEmpty]: Start isEmpty. Operand 937 states and 1866 transitions. [2018-10-04 14:56:46,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:46,745 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:46,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:46,750 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:46,767 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:46,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:46,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1868 states to 938 states and 1868 transitions. [2018-10-04 14:56:46,828 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1868 transitions. [2018-10-04 14:56:46,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:46,829 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:46,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:46,835 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:46,850 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:46,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:46,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1870 states to 939 states and 1870 transitions. [2018-10-04 14:56:46,910 INFO L276 IsEmpty]: Start isEmpty. Operand 939 states and 1870 transitions. [2018-10-04 14:56:46,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:46,910 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:46,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:46,918 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:46,934 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:46,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:46,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1872 states to 940 states and 1872 transitions. [2018-10-04 14:56:46,994 INFO L276 IsEmpty]: Start isEmpty. Operand 940 states and 1872 transitions. [2018-10-04 14:56:46,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:46,995 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:47,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:47,002 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:47,018 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:47,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:47,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1874 states to 941 states and 1874 transitions. [2018-10-04 14:56:47,080 INFO L276 IsEmpty]: Start isEmpty. Operand 941 states and 1874 transitions. [2018-10-04 14:56:47,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:47,080 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:47,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:47,105 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:47,126 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:47,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:47,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1876 states to 942 states and 1876 transitions. [2018-10-04 14:56:47,185 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 1876 transitions. [2018-10-04 14:56:47,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:47,186 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:47,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:47,191 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:47,205 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:47,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:47,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1878 states to 943 states and 1878 transitions. [2018-10-04 14:56:47,267 INFO L276 IsEmpty]: Start isEmpty. Operand 943 states and 1878 transitions. [2018-10-04 14:56:47,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:47,268 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:47,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:47,274 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:47,289 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:47,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:47,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1880 states to 944 states and 1880 transitions. [2018-10-04 14:56:47,350 INFO L276 IsEmpty]: Start isEmpty. Operand 944 states and 1880 transitions. [2018-10-04 14:56:47,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:47,351 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:47,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:47,356 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:47,372 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:47,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:47,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1882 states to 945 states and 1882 transitions. [2018-10-04 14:56:47,435 INFO L276 IsEmpty]: Start isEmpty. Operand 945 states and 1882 transitions. [2018-10-04 14:56:47,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:47,435 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:47,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:47,442 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:47,457 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:47,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:47,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1884 states to 946 states and 1884 transitions. [2018-10-04 14:56:47,520 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 1884 transitions. [2018-10-04 14:56:47,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:47,521 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:47,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:47,526 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:47,541 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:47,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:47,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1886 states to 947 states and 1886 transitions. [2018-10-04 14:56:47,604 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1886 transitions. [2018-10-04 14:56:47,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:47,604 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:47,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:47,610 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:47,624 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:47,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:47,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1888 states to 948 states and 1888 transitions. [2018-10-04 14:56:47,690 INFO L276 IsEmpty]: Start isEmpty. Operand 948 states and 1888 transitions. [2018-10-04 14:56:47,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:47,691 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:47,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:47,696 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:47,711 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:47,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:47,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1890 states to 949 states and 1890 transitions. [2018-10-04 14:56:47,773 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 1890 transitions. [2018-10-04 14:56:47,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:47,774 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:47,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:47,779 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:47,794 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:47,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:47,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1892 states to 950 states and 1892 transitions. [2018-10-04 14:56:47,859 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1892 transitions. [2018-10-04 14:56:47,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:47,860 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:47,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:47,866 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:47,883 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:47,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:47,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1894 states to 951 states and 1894 transitions. [2018-10-04 14:56:47,943 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 1894 transitions. [2018-10-04 14:56:47,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:47,944 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:47,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:47,950 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:47,966 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:48,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:48,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1896 states to 952 states and 1896 transitions. [2018-10-04 14:56:48,029 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1896 transitions. [2018-10-04 14:56:48,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:48,029 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:48,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:48,034 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:48,052 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:48,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:48,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1898 states to 953 states and 1898 transitions. [2018-10-04 14:56:48,113 INFO L276 IsEmpty]: Start isEmpty. Operand 953 states and 1898 transitions. [2018-10-04 14:56:48,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:48,113 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:48,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:48,120 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:48,136 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:48,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:48,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1900 states to 954 states and 1900 transitions. [2018-10-04 14:56:48,201 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 1900 transitions. [2018-10-04 14:56:48,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:48,201 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:48,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:48,225 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:48,246 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:48,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:48,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1902 states to 955 states and 1902 transitions. [2018-10-04 14:56:48,307 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 1902 transitions. [2018-10-04 14:56:48,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:48,308 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:48,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:48,313 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:48,326 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:48,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:48,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1904 states to 956 states and 1904 transitions. [2018-10-04 14:56:48,387 INFO L276 IsEmpty]: Start isEmpty. Operand 956 states and 1904 transitions. [2018-10-04 14:56:48,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:48,388 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:48,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:48,393 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:48,412 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:48,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:48,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1906 states to 957 states and 1906 transitions. [2018-10-04 14:56:48,473 INFO L276 IsEmpty]: Start isEmpty. Operand 957 states and 1906 transitions. [2018-10-04 14:56:48,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:48,473 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:48,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:48,481 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:48,495 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:48,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:48,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1908 states to 958 states and 1908 transitions. [2018-10-04 14:56:48,557 INFO L276 IsEmpty]: Start isEmpty. Operand 958 states and 1908 transitions. [2018-10-04 14:56:48,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:48,558 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:48,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:48,563 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:48,578 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:48,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:48,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1910 states to 959 states and 1910 transitions. [2018-10-04 14:56:48,655 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1910 transitions. [2018-10-04 14:56:48,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:48,656 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:48,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:48,661 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:48,676 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:48,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:48,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1912 states to 960 states and 1912 transitions. [2018-10-04 14:56:48,742 INFO L276 IsEmpty]: Start isEmpty. Operand 960 states and 1912 transitions. [2018-10-04 14:56:48,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:48,742 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:48,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:48,748 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:48,762 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:48,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:48,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1914 states to 961 states and 1914 transitions. [2018-10-04 14:56:48,827 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 1914 transitions. [2018-10-04 14:56:48,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:48,828 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:48,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:48,834 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:48,851 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:48,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:48,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1916 states to 962 states and 1916 transitions. [2018-10-04 14:56:48,913 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 1916 transitions. [2018-10-04 14:56:48,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:48,914 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:48,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:48,918 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:48,933 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:48,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:48,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1918 states to 963 states and 1918 transitions. [2018-10-04 14:56:48,997 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1918 transitions. [2018-10-04 14:56:48,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:48,998 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:49,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:49,002 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:49,017 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:49,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:49,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1920 states to 964 states and 1920 transitions. [2018-10-04 14:56:49,082 INFO L276 IsEmpty]: Start isEmpty. Operand 964 states and 1920 transitions. [2018-10-04 14:56:49,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:49,083 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:49,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:49,088 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:49,105 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:49,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:49,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1922 states to 965 states and 1922 transitions. [2018-10-04 14:56:49,170 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 1922 transitions. [2018-10-04 14:56:49,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:49,170 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:49,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:49,177 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:49,193 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:49,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:49,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1924 states to 966 states and 1924 transitions. [2018-10-04 14:56:49,256 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 1924 transitions. [2018-10-04 14:56:49,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:49,257 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:49,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:49,262 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:49,278 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:49,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:49,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1926 states to 967 states and 1926 transitions. [2018-10-04 14:56:49,342 INFO L276 IsEmpty]: Start isEmpty. Operand 967 states and 1926 transitions. [2018-10-04 14:56:49,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:49,342 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:49,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:49,347 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:49,363 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:49,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:49,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1928 states to 968 states and 1928 transitions. [2018-10-04 14:56:49,425 INFO L276 IsEmpty]: Start isEmpty. Operand 968 states and 1928 transitions. [2018-10-04 14:56:49,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:49,425 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:49,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:49,433 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:49,446 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:49,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:49,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1930 states to 969 states and 1930 transitions. [2018-10-04 14:56:49,509 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 1930 transitions. [2018-10-04 14:56:49,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:49,509 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:49,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:49,516 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:49,532 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:49,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:49,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1932 states to 970 states and 1932 transitions. [2018-10-04 14:56:49,592 INFO L276 IsEmpty]: Start isEmpty. Operand 970 states and 1932 transitions. [2018-10-04 14:56:49,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:49,593 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:49,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:49,600 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:49,614 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:49,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:49,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1934 states to 971 states and 1934 transitions. [2018-10-04 14:56:49,676 INFO L276 IsEmpty]: Start isEmpty. Operand 971 states and 1934 transitions. [2018-10-04 14:56:49,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:49,676 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:49,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:49,681 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:49,697 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:49,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:49,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1936 states to 972 states and 1936 transitions. [2018-10-04 14:56:49,760 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1936 transitions. [2018-10-04 14:56:49,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:49,761 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:49,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:49,765 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:49,783 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:49,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:49,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1938 states to 973 states and 1938 transitions. [2018-10-04 14:56:49,845 INFO L276 IsEmpty]: Start isEmpty. Operand 973 states and 1938 transitions. [2018-10-04 14:56:49,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:49,846 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:49,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:49,852 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:49,867 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:49,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:49,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1940 states to 974 states and 1940 transitions. [2018-10-04 14:56:49,928 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1940 transitions. [2018-10-04 14:56:49,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:49,929 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:49,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:49,935 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:49,950 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:50,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:50,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1942 states to 975 states and 1942 transitions. [2018-10-04 14:56:50,013 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1942 transitions. [2018-10-04 14:56:50,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:50,014 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:50,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:50,018 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:50,035 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:50,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:50,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1944 states to 976 states and 1944 transitions. [2018-10-04 14:56:50,100 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1944 transitions. [2018-10-04 14:56:50,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:50,100 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:50,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:50,105 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:50,120 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:50,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:50,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1946 states to 977 states and 1946 transitions. [2018-10-04 14:56:50,188 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1946 transitions. [2018-10-04 14:56:50,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:50,189 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:50,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:50,196 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:50,220 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:50,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:50,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1948 states to 978 states and 1948 transitions. [2018-10-04 14:56:50,314 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 1948 transitions. [2018-10-04 14:56:50,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:50,315 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:50,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:50,322 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:50,335 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:50,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:50,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1950 states to 979 states and 1950 transitions. [2018-10-04 14:56:50,427 INFO L276 IsEmpty]: Start isEmpty. Operand 979 states and 1950 transitions. [2018-10-04 14:56:50,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:50,428 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:50,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:50,432 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:50,448 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:50,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:50,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1952 states to 980 states and 1952 transitions. [2018-10-04 14:56:50,539 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 1952 transitions. [2018-10-04 14:56:50,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:50,540 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:50,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:50,545 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:50,556 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:50,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:50,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1954 states to 981 states and 1954 transitions. [2018-10-04 14:56:50,666 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 1954 transitions. [2018-10-04 14:56:50,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:50,667 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:50,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:50,671 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:50,685 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:50,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:50,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1956 states to 982 states and 1956 transitions. [2018-10-04 14:56:50,756 INFO L276 IsEmpty]: Start isEmpty. Operand 982 states and 1956 transitions. [2018-10-04 14:56:50,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:50,756 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:50,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:50,761 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:50,773 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:50,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:50,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1958 states to 983 states and 1958 transitions. [2018-10-04 14:56:50,834 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 1958 transitions. [2018-10-04 14:56:50,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:50,834 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:50,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:50,838 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:50,856 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:50,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:50,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1960 states to 984 states and 1960 transitions. [2018-10-04 14:56:50,921 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 1960 transitions. [2018-10-04 14:56:50,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:50,922 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:50,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:50,928 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:50,945 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:51,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:51,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1962 states to 985 states and 1962 transitions. [2018-10-04 14:56:51,008 INFO L276 IsEmpty]: Start isEmpty. Operand 985 states and 1962 transitions. [2018-10-04 14:56:51,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:51,008 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:51,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:51,014 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:51,028 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:51,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:51,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1964 states to 986 states and 1964 transitions. [2018-10-04 14:56:51,096 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 1964 transitions. [2018-10-04 14:56:51,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:51,096 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:51,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:51,102 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:51,118 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:51,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:51,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1966 states to 987 states and 1966 transitions. [2018-10-04 14:56:51,177 INFO L276 IsEmpty]: Start isEmpty. Operand 987 states and 1966 transitions. [2018-10-04 14:56:51,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:51,178 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:51,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:51,186 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:51,201 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:51,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:51,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1968 states to 988 states and 1968 transitions. [2018-10-04 14:56:51,262 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 1968 transitions. [2018-10-04 14:56:51,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:51,262 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:51,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:51,267 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:51,281 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:51,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:51,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1970 states to 989 states and 1970 transitions. [2018-10-04 14:56:51,346 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 1970 transitions. [2018-10-04 14:56:51,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:51,346 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:51,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:51,351 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:51,366 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:51,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:51,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1972 states to 990 states and 1972 transitions. [2018-10-04 14:56:51,430 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 1972 transitions. [2018-10-04 14:56:51,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:51,431 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:51,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:51,437 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:51,451 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:51,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:51,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1974 states to 991 states and 1974 transitions. [2018-10-04 14:56:51,516 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 1974 transitions. [2018-10-04 14:56:51,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:51,517 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:51,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:51,522 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:51,539 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:51,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:51,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1976 states to 992 states and 1976 transitions. [2018-10-04 14:56:51,600 INFO L276 IsEmpty]: Start isEmpty. Operand 992 states and 1976 transitions. [2018-10-04 14:56:51,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:51,601 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:51,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:51,606 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:51,622 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:51,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:51,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1978 states to 993 states and 1978 transitions. [2018-10-04 14:56:51,682 INFO L276 IsEmpty]: Start isEmpty. Operand 993 states and 1978 transitions. [2018-10-04 14:56:51,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:51,683 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:51,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:51,690 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:51,705 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:51,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:51,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1980 states to 994 states and 1980 transitions. [2018-10-04 14:56:51,770 INFO L276 IsEmpty]: Start isEmpty. Operand 994 states and 1980 transitions. [2018-10-04 14:56:51,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:51,771 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:51,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:51,777 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:51,793 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:51,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:51,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1982 states to 995 states and 1982 transitions. [2018-10-04 14:56:51,855 INFO L276 IsEmpty]: Start isEmpty. Operand 995 states and 1982 transitions. [2018-10-04 14:56:51,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:51,856 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:51,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:51,863 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:51,877 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:51,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:51,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1984 states to 996 states and 1984 transitions. [2018-10-04 14:56:51,941 INFO L276 IsEmpty]: Start isEmpty. Operand 996 states and 1984 transitions. [2018-10-04 14:56:51,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:51,942 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:51,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:51,949 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:51,964 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:52,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:52,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1986 states to 997 states and 1986 transitions. [2018-10-04 14:56:52,029 INFO L276 IsEmpty]: Start isEmpty. Operand 997 states and 1986 transitions. [2018-10-04 14:56:52,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:52,029 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:52,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:52,036 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:52,050 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:52,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:52,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1988 states to 998 states and 1988 transitions. [2018-10-04 14:56:52,115 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 1988 transitions. [2018-10-04 14:56:52,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:52,116 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:52,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:52,122 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:52,138 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:52,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:52,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1990 states to 999 states and 1990 transitions. [2018-10-04 14:56:52,203 INFO L276 IsEmpty]: Start isEmpty. Operand 999 states and 1990 transitions. [2018-10-04 14:56:52,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:52,203 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:52,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:52,210 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:52,224 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:52,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:52,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1992 states to 1000 states and 1992 transitions. [2018-10-04 14:56:52,289 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 1992 transitions. [2018-10-04 14:56:52,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:52,290 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:52,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:52,297 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:52,313 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:52,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:52,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1994 states to 1001 states and 1994 transitions. [2018-10-04 14:56:52,375 INFO L276 IsEmpty]: Start isEmpty. Operand 1001 states and 1994 transitions. [2018-10-04 14:56:52,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:52,375 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:52,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:52,382 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:52,401 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:52,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:52,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1996 states to 1002 states and 1996 transitions. [2018-10-04 14:56:52,460 INFO L276 IsEmpty]: Start isEmpty. Operand 1002 states and 1996 transitions. [2018-10-04 14:56:52,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:52,461 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:52,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:52,469 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:52,487 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:52,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:52,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1998 states to 1003 states and 1998 transitions. [2018-10-04 14:56:52,545 INFO L276 IsEmpty]: Start isEmpty. Operand 1003 states and 1998 transitions. [2018-10-04 14:56:52,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:52,545 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:52,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:52,552 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:52,567 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:52,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:52,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2000 states to 1004 states and 2000 transitions. [2018-10-04 14:56:52,630 INFO L276 IsEmpty]: Start isEmpty. Operand 1004 states and 2000 transitions. [2018-10-04 14:56:52,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:52,630 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:52,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:52,635 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:52,650 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:52,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:52,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2002 states to 1005 states and 2002 transitions. [2018-10-04 14:56:52,715 INFO L276 IsEmpty]: Start isEmpty. Operand 1005 states and 2002 transitions. [2018-10-04 14:56:52,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:52,715 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:52,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:52,722 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:52,738 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:52,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:52,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2004 states to 1006 states and 2004 transitions. [2018-10-04 14:56:52,798 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 2004 transitions. [2018-10-04 14:56:52,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:52,799 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:52,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:52,805 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:52,819 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:52,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:52,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2006 states to 1007 states and 2006 transitions. [2018-10-04 14:56:52,884 INFO L276 IsEmpty]: Start isEmpty. Operand 1007 states and 2006 transitions. [2018-10-04 14:56:52,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:52,884 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:52,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:52,890 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:52,906 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:52,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:52,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2008 states to 1008 states and 2008 transitions. [2018-10-04 14:56:52,970 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 2008 transitions. [2018-10-04 14:56:52,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:52,971 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:52,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:52,976 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:52,993 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:53,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:53,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2010 states to 1009 states and 2010 transitions. [2018-10-04 14:56:53,091 INFO L276 IsEmpty]: Start isEmpty. Operand 1009 states and 2010 transitions. [2018-10-04 14:56:53,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:53,092 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:53,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:53,096 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:53,111 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:53,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:53,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2012 states to 1010 states and 2012 transitions. [2018-10-04 14:56:53,171 INFO L276 IsEmpty]: Start isEmpty. Operand 1010 states and 2012 transitions. [2018-10-04 14:56:53,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:53,172 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:53,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:53,178 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:53,194 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:53,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:53,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2014 states to 1011 states and 2014 transitions. [2018-10-04 14:56:53,253 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 2014 transitions. [2018-10-04 14:56:53,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:53,253 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:53,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:53,259 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:53,276 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:53,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:53,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2016 states to 1012 states and 2016 transitions. [2018-10-04 14:56:53,342 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 2016 transitions. [2018-10-04 14:56:53,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:53,343 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:53,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:53,348 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:53,364 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:53,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:53,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2018 states to 1013 states and 2018 transitions. [2018-10-04 14:56:53,429 INFO L276 IsEmpty]: Start isEmpty. Operand 1013 states and 2018 transitions. [2018-10-04 14:56:53,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:53,430 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:53,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:53,434 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:53,451 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:53,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:53,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2020 states to 1014 states and 2020 transitions. [2018-10-04 14:56:53,514 INFO L276 IsEmpty]: Start isEmpty. Operand 1014 states and 2020 transitions. [2018-10-04 14:56:53,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:53,514 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:53,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:53,521 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:53,536 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:53,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:53,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2022 states to 1015 states and 2022 transitions. [2018-10-04 14:56:53,597 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 2022 transitions. [2018-10-04 14:56:53,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:53,598 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:53,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:53,605 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:53,621 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:53,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:53,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2024 states to 1016 states and 2024 transitions. [2018-10-04 14:56:53,683 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 2024 transitions. [2018-10-04 14:56:53,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:53,683 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:53,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:53,687 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:53,703 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:53,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:53,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2026 states to 1017 states and 2026 transitions. [2018-10-04 14:56:53,769 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 2026 transitions. [2018-10-04 14:56:53,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:53,769 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:53,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:53,776 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:53,792 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:53,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:53,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2028 states to 1018 states and 2028 transitions. [2018-10-04 14:56:53,855 INFO L276 IsEmpty]: Start isEmpty. Operand 1018 states and 2028 transitions. [2018-10-04 14:56:53,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:53,855 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:53,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:53,860 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:53,878 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:53,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:53,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2030 states to 1019 states and 2030 transitions. [2018-10-04 14:56:53,937 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 2030 transitions. [2018-10-04 14:56:53,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:53,938 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:53,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:53,942 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:53,958 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:54,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:54,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2032 states to 1020 states and 2032 transitions. [2018-10-04 14:56:54,025 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 2032 transitions. [2018-10-04 14:56:54,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:54,025 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:54,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:54,029 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:54,047 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:54,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:54,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2034 states to 1021 states and 2034 transitions. [2018-10-04 14:56:54,111 INFO L276 IsEmpty]: Start isEmpty. Operand 1021 states and 2034 transitions. [2018-10-04 14:56:54,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:54,111 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:54,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:54,116 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:54,135 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:54,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:54,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2036 states to 1022 states and 2036 transitions. [2018-10-04 14:56:54,198 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 2036 transitions. [2018-10-04 14:56:54,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:54,199 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:54,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:54,206 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:54,220 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:54,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:54,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2038 states to 1023 states and 2038 transitions. [2018-10-04 14:56:54,281 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 2038 transitions. [2018-10-04 14:56:54,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:54,282 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:54,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:54,288 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:54,307 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:54,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:54,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2040 states to 1024 states and 2040 transitions. [2018-10-04 14:56:54,368 INFO L276 IsEmpty]: Start isEmpty. Operand 1024 states and 2040 transitions. [2018-10-04 14:56:54,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:54,368 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:54,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:54,373 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:54,390 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:54,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:54,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2042 states to 1025 states and 2042 transitions. [2018-10-04 14:56:54,452 INFO L276 IsEmpty]: Start isEmpty. Operand 1025 states and 2042 transitions. [2018-10-04 14:56:54,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:54,452 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:54,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:54,459 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:54,475 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:54,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:54,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2044 states to 1026 states and 2044 transitions. [2018-10-04 14:56:54,537 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 2044 transitions. [2018-10-04 14:56:54,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:54,538 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:54,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:54,542 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:54,557 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:54,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:54,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2046 states to 1027 states and 2046 transitions. [2018-10-04 14:56:54,620 INFO L276 IsEmpty]: Start isEmpty. Operand 1027 states and 2046 transitions. [2018-10-04 14:56:54,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:54,621 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:54,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:54,625 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:54,641 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:54,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:54,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2048 states to 1028 states and 2048 transitions. [2018-10-04 14:56:54,704 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 2048 transitions. [2018-10-04 14:56:54,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:54,705 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:54,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:54,710 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:54,726 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:54,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:54,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2050 states to 1029 states and 2050 transitions. [2018-10-04 14:56:54,791 INFO L276 IsEmpty]: Start isEmpty. Operand 1029 states and 2050 transitions. [2018-10-04 14:56:54,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:54,792 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:54,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:54,799 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:54,814 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:55,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:55,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2052 states to 1030 states and 2052 transitions. [2018-10-04 14:56:55,017 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 2052 transitions. [2018-10-04 14:56:55,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:55,017 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:55,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:55,023 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:55,035 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:55,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:55,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2054 states to 1031 states and 2054 transitions. [2018-10-04 14:56:55,097 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 2054 transitions. [2018-10-04 14:56:55,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:55,097 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:55,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:55,101 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:55,117 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:55,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:55,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2056 states to 1032 states and 2056 transitions. [2018-10-04 14:56:55,177 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 2056 transitions. [2018-10-04 14:56:55,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:55,178 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:55,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:55,186 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:55,201 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:55,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:55,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2058 states to 1033 states and 2058 transitions. [2018-10-04 14:56:55,267 INFO L276 IsEmpty]: Start isEmpty. Operand 1033 states and 2058 transitions. [2018-10-04 14:56:55,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:55,267 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:55,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:55,272 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:55,286 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:55,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:55,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2060 states to 1034 states and 2060 transitions. [2018-10-04 14:56:55,353 INFO L276 IsEmpty]: Start isEmpty. Operand 1034 states and 2060 transitions. [2018-10-04 14:56:55,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:55,354 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:55,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:55,361 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:55,383 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:55,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:55,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2062 states to 1035 states and 2062 transitions. [2018-10-04 14:56:55,488 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 2062 transitions. [2018-10-04 14:56:55,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:55,488 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:55,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:55,496 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:55,506 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:55,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:55,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2064 states to 1036 states and 2064 transitions. [2018-10-04 14:56:55,616 INFO L276 IsEmpty]: Start isEmpty. Operand 1036 states and 2064 transitions. [2018-10-04 14:56:55,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:55,616 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:55,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:55,621 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:55,638 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:55,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:55,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2066 states to 1037 states and 2066 transitions. [2018-10-04 14:56:55,725 INFO L276 IsEmpty]: Start isEmpty. Operand 1037 states and 2066 transitions. [2018-10-04 14:56:55,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:55,726 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:55,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:55,730 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:55,741 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:55,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:55,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2068 states to 1038 states and 2068 transitions. [2018-10-04 14:56:55,836 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 2068 transitions. [2018-10-04 14:56:55,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:55,837 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:55,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:55,845 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:55,856 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:55,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:55,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2070 states to 1039 states and 2070 transitions. [2018-10-04 14:56:55,924 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 2070 transitions. [2018-10-04 14:56:55,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:55,925 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:55,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:55,932 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:55,947 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:56,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:56,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2072 states to 1040 states and 2072 transitions. [2018-10-04 14:56:56,010 INFO L276 IsEmpty]: Start isEmpty. Operand 1040 states and 2072 transitions. [2018-10-04 14:56:56,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:56,011 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:56,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:56,029 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:56,108 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:56,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:56,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2074 states to 1041 states and 2074 transitions. [2018-10-04 14:56:56,171 INFO L276 IsEmpty]: Start isEmpty. Operand 1041 states and 2074 transitions. [2018-10-04 14:56:56,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:56,171 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:56,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:56,176 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:56,187 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:56,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:56,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2076 states to 1042 states and 2076 transitions. [2018-10-04 14:56:56,247 INFO L276 IsEmpty]: Start isEmpty. Operand 1042 states and 2076 transitions. [2018-10-04 14:56:56,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:56,248 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:56,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:56,254 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:56,268 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:56,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:56,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2078 states to 1043 states and 2078 transitions. [2018-10-04 14:56:56,332 INFO L276 IsEmpty]: Start isEmpty. Operand 1043 states and 2078 transitions. [2018-10-04 14:56:56,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:56,333 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:56,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:56,341 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:56,356 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:56,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:56,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2080 states to 1044 states and 2080 transitions. [2018-10-04 14:56:56,418 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 2080 transitions. [2018-10-04 14:56:56,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:56,418 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:56,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:56,424 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:56,441 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:56,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:56,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2082 states to 1045 states and 2082 transitions. [2018-10-04 14:56:56,502 INFO L276 IsEmpty]: Start isEmpty. Operand 1045 states and 2082 transitions. [2018-10-04 14:56:56,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:56,503 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:56,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:56,508 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:56,524 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:56,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:56,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2084 states to 1046 states and 2084 transitions. [2018-10-04 14:56:56,588 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 2084 transitions. [2018-10-04 14:56:56,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:56,589 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:56,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:56,594 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:56,609 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:56,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:56,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2086 states to 1047 states and 2086 transitions. [2018-10-04 14:56:56,673 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 2086 transitions. [2018-10-04 14:56:56,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:56,673 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:56,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:56,678 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:56,694 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:56,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:56,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2088 states to 1048 states and 2088 transitions. [2018-10-04 14:56:56,758 INFO L276 IsEmpty]: Start isEmpty. Operand 1048 states and 2088 transitions. [2018-10-04 14:56:56,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:56,759 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:56,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:56,768 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:56,787 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:56,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:56,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2090 states to 1049 states and 2090 transitions. [2018-10-04 14:56:56,847 INFO L276 IsEmpty]: Start isEmpty. Operand 1049 states and 2090 transitions. [2018-10-04 14:56:56,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:56,847 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:56,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:56,853 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:56,868 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:56,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:56,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2092 states to 1050 states and 2092 transitions. [2018-10-04 14:56:56,932 INFO L276 IsEmpty]: Start isEmpty. Operand 1050 states and 2092 transitions. [2018-10-04 14:56:56,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:56,933 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:56,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:56,939 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:56,957 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:57,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:57,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2094 states to 1051 states and 2094 transitions. [2018-10-04 14:56:57,020 INFO L276 IsEmpty]: Start isEmpty. Operand 1051 states and 2094 transitions. [2018-10-04 14:56:57,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:57,021 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:57,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:57,027 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:57,041 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:57,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:57,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2096 states to 1052 states and 2096 transitions. [2018-10-04 14:56:57,108 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 2096 transitions. [2018-10-04 14:56:57,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:57,108 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:57,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:57,116 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:57,130 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:57,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:57,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2098 states to 1053 states and 2098 transitions. [2018-10-04 14:56:57,197 INFO L276 IsEmpty]: Start isEmpty. Operand 1053 states and 2098 transitions. [2018-10-04 14:56:57,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:57,197 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:57,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:57,204 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:57,220 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:57,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:57,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2100 states to 1054 states and 2100 transitions. [2018-10-04 14:56:57,280 INFO L276 IsEmpty]: Start isEmpty. Operand 1054 states and 2100 transitions. [2018-10-04 14:56:57,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:57,280 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:57,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:57,287 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:57,303 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:57,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:57,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2102 states to 1055 states and 2102 transitions. [2018-10-04 14:56:57,365 INFO L276 IsEmpty]: Start isEmpty. Operand 1055 states and 2102 transitions. [2018-10-04 14:56:57,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:57,366 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:57,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:57,372 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:57,390 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:57,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:57,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2104 states to 1056 states and 2104 transitions. [2018-10-04 14:56:57,464 INFO L276 IsEmpty]: Start isEmpty. Operand 1056 states and 2104 transitions. [2018-10-04 14:56:57,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:57,465 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:57,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:57,469 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:57,483 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:57,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:57,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2106 states to 1057 states and 2106 transitions. [2018-10-04 14:56:57,552 INFO L276 IsEmpty]: Start isEmpty. Operand 1057 states and 2106 transitions. [2018-10-04 14:56:57,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:57,552 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:57,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:57,560 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:57,575 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:57,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:57,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2108 states to 1058 states and 2108 transitions. [2018-10-04 14:56:57,638 INFO L276 IsEmpty]: Start isEmpty. Operand 1058 states and 2108 transitions. [2018-10-04 14:56:57,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:57,638 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:57,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:57,642 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:57,660 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:57,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:57,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2110 states to 1059 states and 2110 transitions. [2018-10-04 14:56:57,722 INFO L276 IsEmpty]: Start isEmpty. Operand 1059 states and 2110 transitions. [2018-10-04 14:56:57,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:57,723 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:57,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:57,729 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:57,747 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:57,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:57,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2112 states to 1060 states and 2112 transitions. [2018-10-04 14:56:57,808 INFO L276 IsEmpty]: Start isEmpty. Operand 1060 states and 2112 transitions. [2018-10-04 14:56:57,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:57,809 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:57,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:57,815 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:57,834 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:57,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:57,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2114 states to 1061 states and 2114 transitions. [2018-10-04 14:56:57,895 INFO L276 IsEmpty]: Start isEmpty. Operand 1061 states and 2114 transitions. [2018-10-04 14:56:57,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:57,896 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:57,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:57,902 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:57,920 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:57,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:57,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2116 states to 1062 states and 2116 transitions. [2018-10-04 14:56:57,986 INFO L276 IsEmpty]: Start isEmpty. Operand 1062 states and 2116 transitions. [2018-10-04 14:56:57,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:57,986 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:57,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:57,993 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:58,008 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:58,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:58,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2118 states to 1063 states and 2118 transitions. [2018-10-04 14:56:58,070 INFO L276 IsEmpty]: Start isEmpty. Operand 1063 states and 2118 transitions. [2018-10-04 14:56:58,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:58,071 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:58,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:58,077 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:58,093 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:58,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:58,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2120 states to 1064 states and 2120 transitions. [2018-10-04 14:56:58,159 INFO L276 IsEmpty]: Start isEmpty. Operand 1064 states and 2120 transitions. [2018-10-04 14:56:58,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:58,160 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:58,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:58,166 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:58,181 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:58,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:58,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2122 states to 1065 states and 2122 transitions. [2018-10-04 14:56:58,245 INFO L276 IsEmpty]: Start isEmpty. Operand 1065 states and 2122 transitions. [2018-10-04 14:56:58,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:58,245 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:58,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:58,252 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:58,269 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:58,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:58,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2124 states to 1066 states and 2124 transitions. [2018-10-04 14:56:58,334 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 2124 transitions. [2018-10-04 14:56:58,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:58,334 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:58,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:58,338 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:58,354 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:58,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:58,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2126 states to 1067 states and 2126 transitions. [2018-10-04 14:56:58,420 INFO L276 IsEmpty]: Start isEmpty. Operand 1067 states and 2126 transitions. [2018-10-04 14:56:58,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:58,421 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:58,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:58,427 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:58,442 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:58,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:58,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2128 states to 1068 states and 2128 transitions. [2018-10-04 14:56:58,506 INFO L276 IsEmpty]: Start isEmpty. Operand 1068 states and 2128 transitions. [2018-10-04 14:56:58,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:58,507 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:58,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:58,511 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:58,526 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:58,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:58,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2130 states to 1069 states and 2130 transitions. [2018-10-04 14:56:58,593 INFO L276 IsEmpty]: Start isEmpty. Operand 1069 states and 2130 transitions. [2018-10-04 14:56:58,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:58,594 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:58,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:58,600 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:58,616 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:58,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:58,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2132 states to 1070 states and 2132 transitions. [2018-10-04 14:56:58,679 INFO L276 IsEmpty]: Start isEmpty. Operand 1070 states and 2132 transitions. [2018-10-04 14:56:58,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:58,680 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:58,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:58,692 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:58,707 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:58,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:58,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2134 states to 1071 states and 2134 transitions. [2018-10-04 14:56:58,770 INFO L276 IsEmpty]: Start isEmpty. Operand 1071 states and 2134 transitions. [2018-10-04 14:56:58,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:58,770 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:58,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:58,792 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:58,947 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:59,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:59,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2136 states to 1072 states and 2136 transitions. [2018-10-04 14:56:59,067 INFO L276 IsEmpty]: Start isEmpty. Operand 1072 states and 2136 transitions. [2018-10-04 14:56:59,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:59,068 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:59,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:59,073 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:59,083 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:59,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:59,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2138 states to 1073 states and 2138 transitions. [2018-10-04 14:56:59,148 INFO L276 IsEmpty]: Start isEmpty. Operand 1073 states and 2138 transitions. [2018-10-04 14:56:59,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:59,149 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:59,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:59,153 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:59,169 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:59,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:59,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2140 states to 1074 states and 2140 transitions. [2018-10-04 14:56:59,235 INFO L276 IsEmpty]: Start isEmpty. Operand 1074 states and 2140 transitions. [2018-10-04 14:56:59,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:59,235 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:59,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:59,241 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:59,256 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:59,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:59,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2142 states to 1075 states and 2142 transitions. [2018-10-04 14:56:59,325 INFO L276 IsEmpty]: Start isEmpty. Operand 1075 states and 2142 transitions. [2018-10-04 14:56:59,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:59,325 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:59,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:59,340 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:59,356 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:59,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:59,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2144 states to 1076 states and 2144 transitions. [2018-10-04 14:56:59,418 INFO L276 IsEmpty]: Start isEmpty. Operand 1076 states and 2144 transitions. [2018-10-04 14:56:59,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:59,419 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:59,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:59,425 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:59,439 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:59,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:59,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2146 states to 1077 states and 2146 transitions. [2018-10-04 14:56:59,502 INFO L276 IsEmpty]: Start isEmpty. Operand 1077 states and 2146 transitions. [2018-10-04 14:56:59,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:59,503 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:59,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:59,508 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:59,524 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:59,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:59,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2148 states to 1078 states and 2148 transitions. [2018-10-04 14:56:59,589 INFO L276 IsEmpty]: Start isEmpty. Operand 1078 states and 2148 transitions. [2018-10-04 14:56:59,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:59,590 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:59,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:59,598 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:59,611 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:59,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:59,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2150 states to 1079 states and 2150 transitions. [2018-10-04 14:56:59,678 INFO L276 IsEmpty]: Start isEmpty. Operand 1079 states and 2150 transitions. [2018-10-04 14:56:59,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:59,679 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:59,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:59,687 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:59,702 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:59,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:59,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2152 states to 1080 states and 2152 transitions. [2018-10-04 14:56:59,765 INFO L276 IsEmpty]: Start isEmpty. Operand 1080 states and 2152 transitions. [2018-10-04 14:56:59,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:59,766 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:59,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:59,772 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:59,786 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:59,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:59,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2154 states to 1081 states and 2154 transitions. [2018-10-04 14:56:59,852 INFO L276 IsEmpty]: Start isEmpty. Operand 1081 states and 2154 transitions. [2018-10-04 14:56:59,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:59,852 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:59,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:59,857 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:59,872 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:56:59,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:56:59,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2156 states to 1082 states and 2156 transitions. [2018-10-04 14:56:59,937 INFO L276 IsEmpty]: Start isEmpty. Operand 1082 states and 2156 transitions. [2018-10-04 14:56:59,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:56:59,937 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:56:59,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:56:59,942 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:56:59,959 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:00,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:00,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2158 states to 1083 states and 2158 transitions. [2018-10-04 14:57:00,024 INFO L276 IsEmpty]: Start isEmpty. Operand 1083 states and 2158 transitions. [2018-10-04 14:57:00,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:00,024 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:00,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:00,032 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:00,050 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:00,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:00,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2160 states to 1084 states and 2160 transitions. [2018-10-04 14:57:00,115 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 2160 transitions. [2018-10-04 14:57:00,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:00,115 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:00,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:00,122 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:00,154 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:00,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:00,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2162 states to 1085 states and 2162 transitions. [2018-10-04 14:57:00,291 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 2162 transitions. [2018-10-04 14:57:00,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:00,291 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:00,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:00,296 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:00,309 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:00,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:00,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2164 states to 1086 states and 2164 transitions. [2018-10-04 14:57:00,372 INFO L276 IsEmpty]: Start isEmpty. Operand 1086 states and 2164 transitions. [2018-10-04 14:57:00,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:00,373 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:00,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:00,378 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:00,394 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:00,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:00,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2166 states to 1087 states and 2166 transitions. [2018-10-04 14:57:00,458 INFO L276 IsEmpty]: Start isEmpty. Operand 1087 states and 2166 transitions. [2018-10-04 14:57:00,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:00,459 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:00,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:00,464 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:00,475 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:00,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:00,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2168 states to 1088 states and 2168 transitions. [2018-10-04 14:57:00,583 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 2168 transitions. [2018-10-04 14:57:00,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:00,584 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:00,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:00,590 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:00,605 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:00,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:00,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2170 states to 1089 states and 2170 transitions. [2018-10-04 14:57:00,711 INFO L276 IsEmpty]: Start isEmpty. Operand 1089 states and 2170 transitions. [2018-10-04 14:57:00,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:00,712 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:00,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:00,716 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:00,732 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:00,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:00,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2172 states to 1090 states and 2172 transitions. [2018-10-04 14:57:00,846 INFO L276 IsEmpty]: Start isEmpty. Operand 1090 states and 2172 transitions. [2018-10-04 14:57:00,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:00,846 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:00,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:00,851 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:00,868 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:00,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:00,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2174 states to 1091 states and 2174 transitions. [2018-10-04 14:57:00,937 INFO L276 IsEmpty]: Start isEmpty. Operand 1091 states and 2174 transitions. [2018-10-04 14:57:00,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:00,937 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:00,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:00,943 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:00,959 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:01,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:01,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2176 states to 1092 states and 2176 transitions. [2018-10-04 14:57:01,022 INFO L276 IsEmpty]: Start isEmpty. Operand 1092 states and 2176 transitions. [2018-10-04 14:57:01,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:01,023 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:01,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:01,030 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:01,047 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:01,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:01,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2178 states to 1093 states and 2178 transitions. [2018-10-04 14:57:01,110 INFO L276 IsEmpty]: Start isEmpty. Operand 1093 states and 2178 transitions. [2018-10-04 14:57:01,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:01,111 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:01,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:01,117 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:01,135 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:01,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:01,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2180 states to 1094 states and 2180 transitions. [2018-10-04 14:57:01,198 INFO L276 IsEmpty]: Start isEmpty. Operand 1094 states and 2180 transitions. [2018-10-04 14:57:01,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:01,199 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:01,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:01,203 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:01,223 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:01,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:01,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2182 states to 1095 states and 2182 transitions. [2018-10-04 14:57:01,288 INFO L276 IsEmpty]: Start isEmpty. Operand 1095 states and 2182 transitions. [2018-10-04 14:57:01,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:01,289 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:01,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:01,296 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:01,312 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:01,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:01,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2184 states to 1096 states and 2184 transitions. [2018-10-04 14:57:01,377 INFO L276 IsEmpty]: Start isEmpty. Operand 1096 states and 2184 transitions. [2018-10-04 14:57:01,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:01,377 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:01,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:01,382 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:01,404 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:01,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:01,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2186 states to 1097 states and 2186 transitions. [2018-10-04 14:57:01,466 INFO L276 IsEmpty]: Start isEmpty. Operand 1097 states and 2186 transitions. [2018-10-04 14:57:01,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:01,467 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:01,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:01,472 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:01,493 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:01,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:01,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2188 states to 1098 states and 2188 transitions. [2018-10-04 14:57:01,556 INFO L276 IsEmpty]: Start isEmpty. Operand 1098 states and 2188 transitions. [2018-10-04 14:57:01,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:01,557 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:01,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:01,584 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:01,659 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:01,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:01,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2190 states to 1099 states and 2190 transitions. [2018-10-04 14:57:01,726 INFO L276 IsEmpty]: Start isEmpty. Operand 1099 states and 2190 transitions. [2018-10-04 14:57:01,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:01,726 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:01,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:01,735 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:01,747 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:01,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:01,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2192 states to 1100 states and 2192 transitions. [2018-10-04 14:57:01,816 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 2192 transitions. [2018-10-04 14:57:01,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:01,816 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:01,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:01,820 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:01,841 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:01,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:01,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2194 states to 1101 states and 2194 transitions. [2018-10-04 14:57:01,906 INFO L276 IsEmpty]: Start isEmpty. Operand 1101 states and 2194 transitions. [2018-10-04 14:57:01,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:01,906 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:01,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:01,913 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:01,936 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:02,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:02,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2196 states to 1102 states and 2196 transitions. [2018-10-04 14:57:02,050 INFO L276 IsEmpty]: Start isEmpty. Operand 1102 states and 2196 transitions. [2018-10-04 14:57:02,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:02,051 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:02,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:02,055 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:02,069 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:02,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:02,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2198 states to 1103 states and 2198 transitions. [2018-10-04 14:57:02,135 INFO L276 IsEmpty]: Start isEmpty. Operand 1103 states and 2198 transitions. [2018-10-04 14:57:02,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:02,136 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:02,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:02,140 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:02,153 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:02,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:02,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2200 states to 1104 states and 2200 transitions. [2018-10-04 14:57:02,218 INFO L276 IsEmpty]: Start isEmpty. Operand 1104 states and 2200 transitions. [2018-10-04 14:57:02,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:02,219 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:02,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:02,223 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:02,240 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:02,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:02,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2202 states to 1105 states and 2202 transitions. [2018-10-04 14:57:02,305 INFO L276 IsEmpty]: Start isEmpty. Operand 1105 states and 2202 transitions. [2018-10-04 14:57:02,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:02,306 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:02,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:02,310 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:02,324 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:02,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:02,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2204 states to 1106 states and 2204 transitions. [2018-10-04 14:57:02,394 INFO L276 IsEmpty]: Start isEmpty. Operand 1106 states and 2204 transitions. [2018-10-04 14:57:02,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:02,395 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:02,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:02,399 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:02,414 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:02,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:02,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2206 states to 1107 states and 2206 transitions. [2018-10-04 14:57:02,484 INFO L276 IsEmpty]: Start isEmpty. Operand 1107 states and 2206 transitions. [2018-10-04 14:57:02,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:02,484 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:02,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:02,505 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:02,521 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:02,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:02,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2208 states to 1108 states and 2208 transitions. [2018-10-04 14:57:02,588 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 2208 transitions. [2018-10-04 14:57:02,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:02,589 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:02,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:02,596 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:02,618 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:02,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:02,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2210 states to 1109 states and 2210 transitions. [2018-10-04 14:57:02,684 INFO L276 IsEmpty]: Start isEmpty. Operand 1109 states and 2210 transitions. [2018-10-04 14:57:02,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:02,685 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:02,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:02,705 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:02,738 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:02,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:02,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2212 states to 1110 states and 2212 transitions. [2018-10-04 14:57:02,803 INFO L276 IsEmpty]: Start isEmpty. Operand 1110 states and 2212 transitions. [2018-10-04 14:57:02,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:02,804 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:02,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:02,819 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:02,857 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:02,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:02,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2214 states to 1111 states and 2214 transitions. [2018-10-04 14:57:02,922 INFO L276 IsEmpty]: Start isEmpty. Operand 1111 states and 2214 transitions. [2018-10-04 14:57:02,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:02,923 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:02,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:02,927 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:02,942 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:03,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:03,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2216 states to 1112 states and 2216 transitions. [2018-10-04 14:57:03,007 INFO L276 IsEmpty]: Start isEmpty. Operand 1112 states and 2216 transitions. [2018-10-04 14:57:03,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:03,008 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:03,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:03,012 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:03,027 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:03,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:03,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2218 states to 1113 states and 2218 transitions. [2018-10-04 14:57:03,097 INFO L276 IsEmpty]: Start isEmpty. Operand 1113 states and 2218 transitions. [2018-10-04 14:57:03,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:03,098 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:03,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:03,102 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:03,119 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:03,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:03,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2220 states to 1114 states and 2220 transitions. [2018-10-04 14:57:03,189 INFO L276 IsEmpty]: Start isEmpty. Operand 1114 states and 2220 transitions. [2018-10-04 14:57:03,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:03,190 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:03,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:03,199 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:03,213 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:03,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:03,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2222 states to 1115 states and 2222 transitions. [2018-10-04 14:57:03,280 INFO L276 IsEmpty]: Start isEmpty. Operand 1115 states and 2222 transitions. [2018-10-04 14:57:03,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:03,281 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:03,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:03,288 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:03,308 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:03,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:03,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2224 states to 1116 states and 2224 transitions. [2018-10-04 14:57:03,370 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 2224 transitions. [2018-10-04 14:57:03,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:03,371 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:03,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:03,376 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:03,392 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:03,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:03,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2226 states to 1117 states and 2226 transitions. [2018-10-04 14:57:03,459 INFO L276 IsEmpty]: Start isEmpty. Operand 1117 states and 2226 transitions. [2018-10-04 14:57:03,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:03,460 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:03,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:03,466 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:03,487 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:03,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:03,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2228 states to 1118 states and 2228 transitions. [2018-10-04 14:57:03,551 INFO L276 IsEmpty]: Start isEmpty. Operand 1118 states and 2228 transitions. [2018-10-04 14:57:03,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:03,552 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:03,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:03,558 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:03,576 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:03,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:03,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2230 states to 1119 states and 2230 transitions. [2018-10-04 14:57:03,641 INFO L276 IsEmpty]: Start isEmpty. Operand 1119 states and 2230 transitions. [2018-10-04 14:57:03,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:03,641 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:03,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:03,646 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:03,663 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:03,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:03,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2232 states to 1120 states and 2232 transitions. [2018-10-04 14:57:03,729 INFO L276 IsEmpty]: Start isEmpty. Operand 1120 states and 2232 transitions. [2018-10-04 14:57:03,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:03,729 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:03,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:03,736 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:03,753 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:03,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:03,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2234 states to 1121 states and 2234 transitions. [2018-10-04 14:57:03,818 INFO L276 IsEmpty]: Start isEmpty. Operand 1121 states and 2234 transitions. [2018-10-04 14:57:03,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:03,818 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:03,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:03,823 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:03,841 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:03,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:03,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2236 states to 1122 states and 2236 transitions. [2018-10-04 14:57:03,909 INFO L276 IsEmpty]: Start isEmpty. Operand 1122 states and 2236 transitions. [2018-10-04 14:57:03,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:03,909 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:03,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:03,914 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:03,930 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:03,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:03,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2238 states to 1123 states and 2238 transitions. [2018-10-04 14:57:03,997 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 2238 transitions. [2018-10-04 14:57:03,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:03,997 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:04,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:04,001 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:04,017 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:04,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:04,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2240 states to 1124 states and 2240 transitions. [2018-10-04 14:57:04,085 INFO L276 IsEmpty]: Start isEmpty. Operand 1124 states and 2240 transitions. [2018-10-04 14:57:04,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:04,086 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:04,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:04,092 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:04,110 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:04,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:04,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2242 states to 1125 states and 2242 transitions. [2018-10-04 14:57:04,177 INFO L276 IsEmpty]: Start isEmpty. Operand 1125 states and 2242 transitions. [2018-10-04 14:57:04,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:04,177 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:04,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:04,184 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:04,200 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:04,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:04,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2244 states to 1126 states and 2244 transitions. [2018-10-04 14:57:04,265 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 2244 transitions. [2018-10-04 14:57:04,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:04,266 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:04,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:04,272 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:04,288 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:04,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:04,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2246 states to 1127 states and 2246 transitions. [2018-10-04 14:57:04,357 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 2246 transitions. [2018-10-04 14:57:04,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:04,358 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:04,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:04,363 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:04,381 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:04,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:04,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2248 states to 1128 states and 2248 transitions. [2018-10-04 14:57:04,446 INFO L276 IsEmpty]: Start isEmpty. Operand 1128 states and 2248 transitions. [2018-10-04 14:57:04,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:04,447 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:04,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:04,452 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:04,469 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:04,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:04,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2250 states to 1129 states and 2250 transitions. [2018-10-04 14:57:04,535 INFO L276 IsEmpty]: Start isEmpty. Operand 1129 states and 2250 transitions. [2018-10-04 14:57:04,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:04,536 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:04,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:04,543 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:04,558 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:04,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:04,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2252 states to 1130 states and 2252 transitions. [2018-10-04 14:57:04,625 INFO L276 IsEmpty]: Start isEmpty. Operand 1130 states and 2252 transitions. [2018-10-04 14:57:04,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:04,625 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:04,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:04,630 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:04,646 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:04,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:04,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2254 states to 1131 states and 2254 transitions. [2018-10-04 14:57:04,712 INFO L276 IsEmpty]: Start isEmpty. Operand 1131 states and 2254 transitions. [2018-10-04 14:57:04,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:04,712 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:04,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:04,718 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:04,733 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:04,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:04,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2256 states to 1132 states and 2256 transitions. [2018-10-04 14:57:04,802 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 2256 transitions. [2018-10-04 14:57:04,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:04,803 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:04,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:04,811 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:04,827 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:04,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:04,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2258 states to 1133 states and 2258 transitions. [2018-10-04 14:57:04,896 INFO L276 IsEmpty]: Start isEmpty. Operand 1133 states and 2258 transitions. [2018-10-04 14:57:04,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:04,896 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:04,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:04,903 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:04,919 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:04,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:04,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2260 states to 1134 states and 2260 transitions. [2018-10-04 14:57:04,986 INFO L276 IsEmpty]: Start isEmpty. Operand 1134 states and 2260 transitions. [2018-10-04 14:57:04,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:04,987 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:04,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:04,994 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:05,011 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:05,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:05,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2262 states to 1135 states and 2262 transitions. [2018-10-04 14:57:05,079 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 2262 transitions. [2018-10-04 14:57:05,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:05,080 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:05,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:05,099 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:05,173 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:05,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:05,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2264 states to 1136 states and 2264 transitions. [2018-10-04 14:57:05,617 INFO L276 IsEmpty]: Start isEmpty. Operand 1136 states and 2264 transitions. [2018-10-04 14:57:05,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:05,618 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:05,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:05,625 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:05,640 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:05,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:05,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2266 states to 1137 states and 2266 transitions. [2018-10-04 14:57:05,735 INFO L276 IsEmpty]: Start isEmpty. Operand 1137 states and 2266 transitions. [2018-10-04 14:57:05,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:05,735 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:05,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:05,740 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:05,758 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:05,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:05,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2268 states to 1138 states and 2268 transitions. [2018-10-04 14:57:05,854 INFO L276 IsEmpty]: Start isEmpty. Operand 1138 states and 2268 transitions. [2018-10-04 14:57:05,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:05,855 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:05,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:05,860 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:05,881 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:05,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:05,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2270 states to 1139 states and 2270 transitions. [2018-10-04 14:57:05,952 INFO L276 IsEmpty]: Start isEmpty. Operand 1139 states and 2270 transitions. [2018-10-04 14:57:05,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:05,953 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:05,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:05,960 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:05,973 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:06,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:06,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2272 states to 1140 states and 2272 transitions. [2018-10-04 14:57:06,039 INFO L276 IsEmpty]: Start isEmpty. Operand 1140 states and 2272 transitions. [2018-10-04 14:57:06,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:06,040 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:06,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:06,045 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:06,060 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:06,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:06,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2274 states to 1141 states and 2274 transitions. [2018-10-04 14:57:06,130 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 2274 transitions. [2018-10-04 14:57:06,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:06,131 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:06,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:06,138 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:06,155 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:06,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:06,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2276 states to 1142 states and 2276 transitions. [2018-10-04 14:57:06,218 INFO L276 IsEmpty]: Start isEmpty. Operand 1142 states and 2276 transitions. [2018-10-04 14:57:06,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:06,225 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:06,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:06,230 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:06,245 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:06,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:06,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2278 states to 1143 states and 2278 transitions. [2018-10-04 14:57:06,315 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 2278 transitions. [2018-10-04 14:57:06,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:06,315 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:06,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:06,322 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:06,340 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:06,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:06,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2280 states to 1144 states and 2280 transitions. [2018-10-04 14:57:06,403 INFO L276 IsEmpty]: Start isEmpty. Operand 1144 states and 2280 transitions. [2018-10-04 14:57:06,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:06,404 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:06,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:06,409 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:06,425 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:06,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:06,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2282 states to 1145 states and 2282 transitions. [2018-10-04 14:57:06,492 INFO L276 IsEmpty]: Start isEmpty. Operand 1145 states and 2282 transitions. [2018-10-04 14:57:06,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:06,493 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:06,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:06,500 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:06,516 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:06,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:06,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2284 states to 1146 states and 2284 transitions. [2018-10-04 14:57:06,578 INFO L276 IsEmpty]: Start isEmpty. Operand 1146 states and 2284 transitions. [2018-10-04 14:57:06,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:06,579 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:06,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:06,583 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:06,598 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:06,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:06,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2286 states to 1147 states and 2286 transitions. [2018-10-04 14:57:06,677 INFO L276 IsEmpty]: Start isEmpty. Operand 1147 states and 2286 transitions. [2018-10-04 14:57:06,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:06,678 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:06,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:06,684 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:06,704 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:06,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:06,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2288 states to 1148 states and 2288 transitions. [2018-10-04 14:57:06,771 INFO L276 IsEmpty]: Start isEmpty. Operand 1148 states and 2288 transitions. [2018-10-04 14:57:06,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:06,771 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:06,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:06,778 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:06,794 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:06,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:06,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2290 states to 1149 states and 2290 transitions. [2018-10-04 14:57:06,860 INFO L276 IsEmpty]: Start isEmpty. Operand 1149 states and 2290 transitions. [2018-10-04 14:57:06,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:06,860 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:06,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:06,867 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:06,882 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:06,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:06,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2292 states to 1150 states and 2292 transitions. [2018-10-04 14:57:06,951 INFO L276 IsEmpty]: Start isEmpty. Operand 1150 states and 2292 transitions. [2018-10-04 14:57:06,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:06,951 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:06,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:06,956 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:06,971 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:07,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:07,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2294 states to 1151 states and 2294 transitions. [2018-10-04 14:57:07,043 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 2294 transitions. [2018-10-04 14:57:07,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:07,044 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:07,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:07,050 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:07,065 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:07,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:07,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2296 states to 1152 states and 2296 transitions. [2018-10-04 14:57:07,134 INFO L276 IsEmpty]: Start isEmpty. Operand 1152 states and 2296 transitions. [2018-10-04 14:57:07,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:07,135 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:07,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:07,141 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:07,160 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:07,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:07,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2298 states to 1153 states and 2298 transitions. [2018-10-04 14:57:07,223 INFO L276 IsEmpty]: Start isEmpty. Operand 1153 states and 2298 transitions. [2018-10-04 14:57:07,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:07,223 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:07,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:07,229 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:07,246 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:07,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:07,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2300 states to 1154 states and 2300 transitions. [2018-10-04 14:57:07,314 INFO L276 IsEmpty]: Start isEmpty. Operand 1154 states and 2300 transitions. [2018-10-04 14:57:07,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:07,314 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:07,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:07,320 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:07,336 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:07,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:07,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2302 states to 1155 states and 2302 transitions. [2018-10-04 14:57:07,404 INFO L276 IsEmpty]: Start isEmpty. Operand 1155 states and 2302 transitions. [2018-10-04 14:57:07,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:07,405 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:07,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:07,411 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:07,427 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:07,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:07,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2304 states to 1156 states and 2304 transitions. [2018-10-04 14:57:07,496 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 2304 transitions. [2018-10-04 14:57:07,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:07,497 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:07,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:07,505 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:07,520 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:07,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:07,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2306 states to 1157 states and 2306 transitions. [2018-10-04 14:57:07,589 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 2306 transitions. [2018-10-04 14:57:07,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:07,589 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:07,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:07,596 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:07,612 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:07,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:07,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2308 states to 1158 states and 2308 transitions. [2018-10-04 14:57:07,681 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 2308 transitions. [2018-10-04 14:57:07,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:07,681 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:07,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:07,685 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:07,701 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:07,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:07,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2310 states to 1159 states and 2310 transitions. [2018-10-04 14:57:07,771 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 2310 transitions. [2018-10-04 14:57:07,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:07,771 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:07,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:07,775 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:07,792 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:07,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:07,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2312 states to 1160 states and 2312 transitions. [2018-10-04 14:57:07,860 INFO L276 IsEmpty]: Start isEmpty. Operand 1160 states and 2312 transitions. [2018-10-04 14:57:07,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:07,860 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:07,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:07,879 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:08,029 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:08,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:08,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2314 states to 1161 states and 2314 transitions. [2018-10-04 14:57:08,257 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 2314 transitions. [2018-10-04 14:57:08,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:08,257 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:08,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:08,264 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:08,274 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:08,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:08,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2316 states to 1162 states and 2316 transitions. [2018-10-04 14:57:08,341 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 2316 transitions. [2018-10-04 14:57:08,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:08,341 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:08,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:08,345 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:08,365 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:08,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:08,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2318 states to 1163 states and 2318 transitions. [2018-10-04 14:57:08,431 INFO L276 IsEmpty]: Start isEmpty. Operand 1163 states and 2318 transitions. [2018-10-04 14:57:08,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:08,432 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:08,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:08,436 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:08,455 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:08,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:08,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2320 states to 1164 states and 2320 transitions. [2018-10-04 14:57:08,521 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 2320 transitions. [2018-10-04 14:57:08,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:08,522 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:08,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:08,527 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:08,543 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:08,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:08,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2322 states to 1165 states and 2322 transitions. [2018-10-04 14:57:08,610 INFO L276 IsEmpty]: Start isEmpty. Operand 1165 states and 2322 transitions. [2018-10-04 14:57:08,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:08,611 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:08,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:08,616 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:08,632 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:08,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:08,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2324 states to 1166 states and 2324 transitions. [2018-10-04 14:57:08,700 INFO L276 IsEmpty]: Start isEmpty. Operand 1166 states and 2324 transitions. [2018-10-04 14:57:08,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:08,700 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:08,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:08,707 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:08,723 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:08,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:08,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2326 states to 1167 states and 2326 transitions. [2018-10-04 14:57:08,790 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 2326 transitions. [2018-10-04 14:57:08,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:08,790 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:08,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:08,796 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:08,813 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:08,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:08,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2328 states to 1168 states and 2328 transitions. [2018-10-04 14:57:08,876 INFO L276 IsEmpty]: Start isEmpty. Operand 1168 states and 2328 transitions. [2018-10-04 14:57:08,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:08,877 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:08,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:08,884 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:08,899 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:08,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:08,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2330 states to 1169 states and 2330 transitions. [2018-10-04 14:57:08,967 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 2330 transitions. [2018-10-04 14:57:08,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:08,968 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:08,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:08,975 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:08,994 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:09,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:09,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2332 states to 1170 states and 2332 transitions. [2018-10-04 14:57:09,061 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 2332 transitions. [2018-10-04 14:57:09,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:09,062 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:09,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:09,070 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:09,085 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:09,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:09,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2334 states to 1171 states and 2334 transitions. [2018-10-04 14:57:09,153 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 2334 transitions. [2018-10-04 14:57:09,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:09,153 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:09,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:09,161 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:09,176 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:09,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:09,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2336 states to 1172 states and 2336 transitions. [2018-10-04 14:57:09,243 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 2336 transitions. [2018-10-04 14:57:09,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:09,243 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:09,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:09,249 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:09,266 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:09,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:09,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2338 states to 1173 states and 2338 transitions. [2018-10-04 14:57:09,334 INFO L276 IsEmpty]: Start isEmpty. Operand 1173 states and 2338 transitions. [2018-10-04 14:57:09,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:09,335 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:09,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:09,341 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:09,359 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:09,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:09,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2340 states to 1174 states and 2340 transitions. [2018-10-04 14:57:09,427 INFO L276 IsEmpty]: Start isEmpty. Operand 1174 states and 2340 transitions. [2018-10-04 14:57:09,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:09,428 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:09,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:09,432 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:09,450 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:09,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:09,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2342 states to 1175 states and 2342 transitions. [2018-10-04 14:57:09,517 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 2342 transitions. [2018-10-04 14:57:09,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:09,517 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:09,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:09,524 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:09,541 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:09,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:09,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2344 states to 1176 states and 2344 transitions. [2018-10-04 14:57:09,608 INFO L276 IsEmpty]: Start isEmpty. Operand 1176 states and 2344 transitions. [2018-10-04 14:57:09,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:09,608 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:09,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:09,615 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:09,630 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:09,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:09,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2346 states to 1177 states and 2346 transitions. [2018-10-04 14:57:09,699 INFO L276 IsEmpty]: Start isEmpty. Operand 1177 states and 2346 transitions. [2018-10-04 14:57:09,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:09,699 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:09,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:09,706 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:09,724 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:09,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:09,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2348 states to 1178 states and 2348 transitions. [2018-10-04 14:57:09,791 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 2348 transitions. [2018-10-04 14:57:09,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:09,792 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:09,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:09,799 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:09,815 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:09,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:09,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2350 states to 1179 states and 2350 transitions. [2018-10-04 14:57:09,885 INFO L276 IsEmpty]: Start isEmpty. Operand 1179 states and 2350 transitions. [2018-10-04 14:57:09,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:09,886 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:09,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:09,892 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:09,906 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:09,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:09,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2352 states to 1180 states and 2352 transitions. [2018-10-04 14:57:09,978 INFO L276 IsEmpty]: Start isEmpty. Operand 1180 states and 2352 transitions. [2018-10-04 14:57:09,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:09,978 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:09,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:09,984 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:09,999 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:10,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:10,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2354 states to 1181 states and 2354 transitions. [2018-10-04 14:57:10,070 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 2354 transitions. [2018-10-04 14:57:10,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:10,071 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:10,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:10,079 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:10,095 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:10,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:10,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2356 states to 1182 states and 2356 transitions. [2018-10-04 14:57:10,166 INFO L276 IsEmpty]: Start isEmpty. Operand 1182 states and 2356 transitions. [2018-10-04 14:57:10,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:10,167 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:10,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:10,174 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:10,192 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:10,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:10,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2358 states to 1183 states and 2358 transitions. [2018-10-04 14:57:10,262 INFO L276 IsEmpty]: Start isEmpty. Operand 1183 states and 2358 transitions. [2018-10-04 14:57:10,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:10,262 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:10,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:10,269 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:10,285 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:10,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:10,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2360 states to 1184 states and 2360 transitions. [2018-10-04 14:57:10,357 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 2360 transitions. [2018-10-04 14:57:10,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:10,357 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:10,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:10,361 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:10,379 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:10,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:10,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2362 states to 1185 states and 2362 transitions. [2018-10-04 14:57:10,445 INFO L276 IsEmpty]: Start isEmpty. Operand 1185 states and 2362 transitions. [2018-10-04 14:57:10,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:10,446 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:10,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:10,452 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:10,467 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:10,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:10,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2364 states to 1186 states and 2364 transitions. [2018-10-04 14:57:10,535 INFO L276 IsEmpty]: Start isEmpty. Operand 1186 states and 2364 transitions. [2018-10-04 14:57:10,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:10,536 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:10,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:10,541 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:10,558 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:10,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:10,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2366 states to 1187 states and 2366 transitions. [2018-10-04 14:57:10,626 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 2366 transitions. [2018-10-04 14:57:10,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:10,627 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:10,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:10,631 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:10,649 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:10,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:10,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2368 states to 1188 states and 2368 transitions. [2018-10-04 14:57:10,718 INFO L276 IsEmpty]: Start isEmpty. Operand 1188 states and 2368 transitions. [2018-10-04 14:57:10,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:10,719 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:10,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:10,723 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:10,735 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:10,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:10,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2370 states to 1189 states and 2370 transitions. [2018-10-04 14:57:10,840 INFO L276 IsEmpty]: Start isEmpty. Operand 1189 states and 2370 transitions. [2018-10-04 14:57:10,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:10,840 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:10,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:10,846 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:10,862 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:10,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:10,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2372 states to 1190 states and 2372 transitions. [2018-10-04 14:57:10,963 INFO L276 IsEmpty]: Start isEmpty. Operand 1190 states and 2372 transitions. [2018-10-04 14:57:10,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:10,964 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:10,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:10,968 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:10,984 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:11,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:11,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2374 states to 1191 states and 2374 transitions. [2018-10-04 14:57:11,077 INFO L276 IsEmpty]: Start isEmpty. Operand 1191 states and 2374 transitions. [2018-10-04 14:57:11,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:11,078 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:11,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:11,085 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:11,103 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:11,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:11,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2376 states to 1192 states and 2376 transitions. [2018-10-04 14:57:11,185 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 2376 transitions. [2018-10-04 14:57:11,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:11,186 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:11,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:11,193 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:11,208 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:11,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:11,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2378 states to 1193 states and 2378 transitions. [2018-10-04 14:57:11,276 INFO L276 IsEmpty]: Start isEmpty. Operand 1193 states and 2378 transitions. [2018-10-04 14:57:11,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:11,276 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:11,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:11,284 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:11,298 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:11,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:11,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2380 states to 1194 states and 2380 transitions. [2018-10-04 14:57:11,368 INFO L276 IsEmpty]: Start isEmpty. Operand 1194 states and 2380 transitions. [2018-10-04 14:57:11,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:11,368 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:11,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:11,376 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:11,391 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:11,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:11,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2382 states to 1195 states and 2382 transitions. [2018-10-04 14:57:11,461 INFO L276 IsEmpty]: Start isEmpty. Operand 1195 states and 2382 transitions. [2018-10-04 14:57:11,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:11,462 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:11,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:11,469 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:11,488 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:11,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:11,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2384 states to 1196 states and 2384 transitions. [2018-10-04 14:57:11,554 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 2384 transitions. [2018-10-04 14:57:11,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:11,555 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:11,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:11,563 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:11,579 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:11,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:11,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2386 states to 1197 states and 2386 transitions. [2018-10-04 14:57:11,645 INFO L276 IsEmpty]: Start isEmpty. Operand 1197 states and 2386 transitions. [2018-10-04 14:57:11,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:11,646 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:11,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:11,651 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:11,669 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:11,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:11,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2388 states to 1198 states and 2388 transitions. [2018-10-04 14:57:11,737 INFO L276 IsEmpty]: Start isEmpty. Operand 1198 states and 2388 transitions. [2018-10-04 14:57:11,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:11,738 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:11,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:11,745 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:11,761 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:11,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:11,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2390 states to 1199 states and 2390 transitions. [2018-10-04 14:57:11,829 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 2390 transitions. [2018-10-04 14:57:11,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:11,829 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:11,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:11,834 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:11,849 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:11,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:11,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2392 states to 1200 states and 2392 transitions. [2018-10-04 14:57:11,922 INFO L276 IsEmpty]: Start isEmpty. Operand 1200 states and 2392 transitions. [2018-10-04 14:57:11,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:11,923 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:11,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:11,928 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:11,946 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:12,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:12,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2394 states to 1201 states and 2394 transitions. [2018-10-04 14:57:12,013 INFO L276 IsEmpty]: Start isEmpty. Operand 1201 states and 2394 transitions. [2018-10-04 14:57:12,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:12,014 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:12,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:12,019 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:12,038 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:12,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:12,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2396 states to 1202 states and 2396 transitions. [2018-10-04 14:57:12,103 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 2396 transitions. [2018-10-04 14:57:12,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:12,104 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:12,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:12,109 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:12,126 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:12,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:12,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2398 states to 1203 states and 2398 transitions. [2018-10-04 14:57:12,193 INFO L276 IsEmpty]: Start isEmpty. Operand 1203 states and 2398 transitions. [2018-10-04 14:57:12,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:12,193 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:12,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:12,212 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:12,231 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:12,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:12,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2400 states to 1204 states and 2400 transitions. [2018-10-04 14:57:12,296 INFO L276 IsEmpty]: Start isEmpty. Operand 1204 states and 2400 transitions. [2018-10-04 14:57:12,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:12,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:12,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:12,304 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:12,320 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:12,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:12,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2402 states to 1205 states and 2402 transitions. [2018-10-04 14:57:12,388 INFO L276 IsEmpty]: Start isEmpty. Operand 1205 states and 2402 transitions. [2018-10-04 14:57:12,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:12,388 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:12,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:12,394 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:12,411 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:12,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:12,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2404 states to 1206 states and 2404 transitions. [2018-10-04 14:57:12,479 INFO L276 IsEmpty]: Start isEmpty. Operand 1206 states and 2404 transitions. [2018-10-04 14:57:12,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:12,480 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:12,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:12,484 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:12,506 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:12,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:12,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2406 states to 1207 states and 2406 transitions. [2018-10-04 14:57:12,573 INFO L276 IsEmpty]: Start isEmpty. Operand 1207 states and 2406 transitions. [2018-10-04 14:57:12,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:12,573 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:12,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:12,577 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:12,593 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:12,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:12,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2408 states to 1208 states and 2408 transitions. [2018-10-04 14:57:12,667 INFO L276 IsEmpty]: Start isEmpty. Operand 1208 states and 2408 transitions. [2018-10-04 14:57:12,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:12,668 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:12,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:12,673 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:12,693 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:12,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:12,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2410 states to 1209 states and 2410 transitions. [2018-10-04 14:57:12,758 INFO L276 IsEmpty]: Start isEmpty. Operand 1209 states and 2410 transitions. [2018-10-04 14:57:12,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:12,758 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:12,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:12,765 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:12,781 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:12,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:12,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2412 states to 1210 states and 2412 transitions. [2018-10-04 14:57:12,850 INFO L276 IsEmpty]: Start isEmpty. Operand 1210 states and 2412 transitions. [2018-10-04 14:57:12,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:12,850 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:12,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:12,856 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:12,871 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:12,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:12,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2414 states to 1211 states and 2414 transitions. [2018-10-04 14:57:12,944 INFO L276 IsEmpty]: Start isEmpty. Operand 1211 states and 2414 transitions. [2018-10-04 14:57:12,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:12,945 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:12,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:12,949 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:12,965 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:13,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:13,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2416 states to 1212 states and 2416 transitions. [2018-10-04 14:57:13,038 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 2416 transitions. [2018-10-04 14:57:13,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:13,038 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:13,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:13,043 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:13,060 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:13,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:13,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2418 states to 1213 states and 2418 transitions. [2018-10-04 14:57:13,126 INFO L276 IsEmpty]: Start isEmpty. Operand 1213 states and 2418 transitions. [2018-10-04 14:57:13,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:13,127 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:13,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:13,132 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:13,147 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:13,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:13,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2420 states to 1214 states and 2420 transitions. [2018-10-04 14:57:13,216 INFO L276 IsEmpty]: Start isEmpty. Operand 1214 states and 2420 transitions. [2018-10-04 14:57:13,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:13,217 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:13,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:13,223 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:13,238 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:13,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:13,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2422 states to 1215 states and 2422 transitions. [2018-10-04 14:57:13,307 INFO L276 IsEmpty]: Start isEmpty. Operand 1215 states and 2422 transitions. [2018-10-04 14:57:13,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:13,307 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:13,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:13,314 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:13,331 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:13,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:13,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2424 states to 1216 states and 2424 transitions. [2018-10-04 14:57:13,398 INFO L276 IsEmpty]: Start isEmpty. Operand 1216 states and 2424 transitions. [2018-10-04 14:57:13,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:13,399 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:13,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:13,406 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:13,423 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:13,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:13,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2426 states to 1217 states and 2426 transitions. [2018-10-04 14:57:13,490 INFO L276 IsEmpty]: Start isEmpty. Operand 1217 states and 2426 transitions. [2018-10-04 14:57:13,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:13,491 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:13,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:13,496 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:13,514 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:13,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:13,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2428 states to 1218 states and 2428 transitions. [2018-10-04 14:57:13,584 INFO L276 IsEmpty]: Start isEmpty. Operand 1218 states and 2428 transitions. [2018-10-04 14:57:13,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:13,585 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:13,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:13,592 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:13,609 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:13,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:13,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2430 states to 1219 states and 2430 transitions. [2018-10-04 14:57:13,677 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 2430 transitions. [2018-10-04 14:57:13,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:13,678 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:13,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:13,699 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:13,784 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:13,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:13,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2432 states to 1220 states and 2432 transitions. [2018-10-04 14:57:13,850 INFO L276 IsEmpty]: Start isEmpty. Operand 1220 states and 2432 transitions. [2018-10-04 14:57:13,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:13,851 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:13,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:13,857 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:13,869 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:13,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:13,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2434 states to 1221 states and 2434 transitions. [2018-10-04 14:57:13,935 INFO L276 IsEmpty]: Start isEmpty. Operand 1221 states and 2434 transitions. [2018-10-04 14:57:13,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:13,941 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:13,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:13,945 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:13,962 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:14,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:14,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2436 states to 1222 states and 2436 transitions. [2018-10-04 14:57:14,026 INFO L276 IsEmpty]: Start isEmpty. Operand 1222 states and 2436 transitions. [2018-10-04 14:57:14,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:14,027 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:14,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:14,035 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:14,054 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:14,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:14,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2438 states to 1223 states and 2438 transitions. [2018-10-04 14:57:14,121 INFO L276 IsEmpty]: Start isEmpty. Operand 1223 states and 2438 transitions. [2018-10-04 14:57:14,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:14,121 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:14,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:14,128 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:14,144 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:14,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:14,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2440 states to 1224 states and 2440 transitions. [2018-10-04 14:57:14,214 INFO L276 IsEmpty]: Start isEmpty. Operand 1224 states and 2440 transitions. [2018-10-04 14:57:14,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:14,215 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:14,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:14,222 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:14,238 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:14,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:14,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2442 states to 1225 states and 2442 transitions. [2018-10-04 14:57:14,303 INFO L276 IsEmpty]: Start isEmpty. Operand 1225 states and 2442 transitions. [2018-10-04 14:57:14,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:14,303 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:14,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:14,310 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:14,333 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:14,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:14,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2444 states to 1226 states and 2444 transitions. [2018-10-04 14:57:14,402 INFO L276 IsEmpty]: Start isEmpty. Operand 1226 states and 2444 transitions. [2018-10-04 14:57:14,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:14,403 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:14,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:14,407 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:14,423 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:14,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:14,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2446 states to 1227 states and 2446 transitions. [2018-10-04 14:57:14,492 INFO L276 IsEmpty]: Start isEmpty. Operand 1227 states and 2446 transitions. [2018-10-04 14:57:14,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:14,493 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:14,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:14,497 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:14,515 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:14,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:14,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2448 states to 1228 states and 2448 transitions. [2018-10-04 14:57:14,584 INFO L276 IsEmpty]: Start isEmpty. Operand 1228 states and 2448 transitions. [2018-10-04 14:57:14,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:14,585 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:14,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:14,589 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:14,606 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:14,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:14,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2450 states to 1229 states and 2450 transitions. [2018-10-04 14:57:14,677 INFO L276 IsEmpty]: Start isEmpty. Operand 1229 states and 2450 transitions. [2018-10-04 14:57:14,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:14,677 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:14,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:14,684 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:14,699 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:14,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:14,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2452 states to 1230 states and 2452 transitions. [2018-10-04 14:57:14,770 INFO L276 IsEmpty]: Start isEmpty. Operand 1230 states and 2452 transitions. [2018-10-04 14:57:14,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:14,770 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:14,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:14,775 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:14,795 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:14,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:14,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2454 states to 1231 states and 2454 transitions. [2018-10-04 14:57:14,866 INFO L276 IsEmpty]: Start isEmpty. Operand 1231 states and 2454 transitions. [2018-10-04 14:57:14,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:14,867 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:14,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:14,872 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:14,887 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:14,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:14,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2456 states to 1232 states and 2456 transitions. [2018-10-04 14:57:14,962 INFO L276 IsEmpty]: Start isEmpty. Operand 1232 states and 2456 transitions. [2018-10-04 14:57:14,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:14,963 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:14,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:14,967 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:14,982 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:15,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:15,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2458 states to 1233 states and 2458 transitions. [2018-10-04 14:57:15,051 INFO L276 IsEmpty]: Start isEmpty. Operand 1233 states and 2458 transitions. [2018-10-04 14:57:15,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:15,051 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:15,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:15,057 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:15,076 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:15,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:15,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2460 states to 1234 states and 2460 transitions. [2018-10-04 14:57:15,144 INFO L276 IsEmpty]: Start isEmpty. Operand 1234 states and 2460 transitions. [2018-10-04 14:57:15,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:15,145 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:15,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:15,149 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:15,170 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:15,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:15,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2462 states to 1235 states and 2462 transitions. [2018-10-04 14:57:15,236 INFO L276 IsEmpty]: Start isEmpty. Operand 1235 states and 2462 transitions. [2018-10-04 14:57:15,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:15,237 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:15,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:15,242 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:15,265 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:15,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:15,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2464 states to 1236 states and 2464 transitions. [2018-10-04 14:57:15,331 INFO L276 IsEmpty]: Start isEmpty. Operand 1236 states and 2464 transitions. [2018-10-04 14:57:15,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:15,331 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:15,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:15,338 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:15,355 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:15,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:15,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2466 states to 1237 states and 2466 transitions. [2018-10-04 14:57:15,427 INFO L276 IsEmpty]: Start isEmpty. Operand 1237 states and 2466 transitions. [2018-10-04 14:57:15,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:15,428 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:15,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:15,432 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:15,453 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:15,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:15,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2468 states to 1238 states and 2468 transitions. [2018-10-04 14:57:15,522 INFO L276 IsEmpty]: Start isEmpty. Operand 1238 states and 2468 transitions. [2018-10-04 14:57:15,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:15,523 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:15,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:15,527 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:15,545 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:15,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:15,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2470 states to 1239 states and 2470 transitions. [2018-10-04 14:57:15,615 INFO L276 IsEmpty]: Start isEmpty. Operand 1239 states and 2470 transitions. [2018-10-04 14:57:15,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:15,616 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:15,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:15,621 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:15,637 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:15,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:15,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2472 states to 1240 states and 2472 transitions. [2018-10-04 14:57:15,708 INFO L276 IsEmpty]: Start isEmpty. Operand 1240 states and 2472 transitions. [2018-10-04 14:57:15,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:15,708 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:15,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:15,713 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:15,730 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:15,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:15,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2474 states to 1241 states and 2474 transitions. [2018-10-04 14:57:15,800 INFO L276 IsEmpty]: Start isEmpty. Operand 1241 states and 2474 transitions. [2018-10-04 14:57:15,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:15,800 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:15,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:15,806 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:15,827 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:15,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:15,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2476 states to 1242 states and 2476 transitions. [2018-10-04 14:57:15,942 INFO L276 IsEmpty]: Start isEmpty. Operand 1242 states and 2476 transitions. [2018-10-04 14:57:15,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:15,943 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:15,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:15,947 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:15,961 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:16,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:16,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2478 states to 1243 states and 2478 transitions. [2018-10-04 14:57:16,061 INFO L276 IsEmpty]: Start isEmpty. Operand 1243 states and 2478 transitions. [2018-10-04 14:57:16,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:16,061 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:16,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:16,068 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:16,083 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:16,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:16,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2480 states to 1244 states and 2480 transitions. [2018-10-04 14:57:16,198 INFO L276 IsEmpty]: Start isEmpty. Operand 1244 states and 2480 transitions. [2018-10-04 14:57:16,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:16,199 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:16,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:16,206 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:16,222 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:16,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:16,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2482 states to 1245 states and 2482 transitions. [2018-10-04 14:57:16,322 INFO L276 IsEmpty]: Start isEmpty. Operand 1245 states and 2482 transitions. [2018-10-04 14:57:16,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:16,323 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:16,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:16,330 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:16,346 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:16,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:16,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2484 states to 1246 states and 2484 transitions. [2018-10-04 14:57:16,414 INFO L276 IsEmpty]: Start isEmpty. Operand 1246 states and 2484 transitions. [2018-10-04 14:57:16,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:16,415 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:16,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:16,420 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:16,437 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:16,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:16,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2486 states to 1247 states and 2486 transitions. [2018-10-04 14:57:16,508 INFO L276 IsEmpty]: Start isEmpty. Operand 1247 states and 2486 transitions. [2018-10-04 14:57:16,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:16,509 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:16,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:16,516 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:16,532 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:16,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:16,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2488 states to 1248 states and 2488 transitions. [2018-10-04 14:57:16,601 INFO L276 IsEmpty]: Start isEmpty. Operand 1248 states and 2488 transitions. [2018-10-04 14:57:16,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:16,602 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:16,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:16,608 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:16,626 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:16,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:16,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2490 states to 1249 states and 2490 transitions. [2018-10-04 14:57:16,694 INFO L276 IsEmpty]: Start isEmpty. Operand 1249 states and 2490 transitions. [2018-10-04 14:57:16,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:16,694 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:16,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:16,699 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:16,714 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:16,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:16,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2492 states to 1250 states and 2492 transitions. [2018-10-04 14:57:16,787 INFO L276 IsEmpty]: Start isEmpty. Operand 1250 states and 2492 transitions. [2018-10-04 14:57:16,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:16,788 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:16,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:16,792 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:16,811 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:16,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:16,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2494 states to 1251 states and 2494 transitions. [2018-10-04 14:57:16,881 INFO L276 IsEmpty]: Start isEmpty. Operand 1251 states and 2494 transitions. [2018-10-04 14:57:16,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:16,881 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:16,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:16,888 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:16,905 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:16,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:16,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2496 states to 1252 states and 2496 transitions. [2018-10-04 14:57:16,975 INFO L276 IsEmpty]: Start isEmpty. Operand 1252 states and 2496 transitions. [2018-10-04 14:57:16,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:16,975 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:16,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:16,981 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:16,997 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:17,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:17,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2498 states to 1253 states and 2498 transitions. [2018-10-04 14:57:17,071 INFO L276 IsEmpty]: Start isEmpty. Operand 1253 states and 2498 transitions. [2018-10-04 14:57:17,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:17,071 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:17,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:17,077 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:17,094 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:17,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:17,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2500 states to 1254 states and 2500 transitions. [2018-10-04 14:57:17,161 INFO L276 IsEmpty]: Start isEmpty. Operand 1254 states and 2500 transitions. [2018-10-04 14:57:17,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:17,162 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:17,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:17,169 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:17,185 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:17,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:17,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2502 states to 1255 states and 2502 transitions. [2018-10-04 14:57:17,254 INFO L276 IsEmpty]: Start isEmpty. Operand 1255 states and 2502 transitions. [2018-10-04 14:57:17,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:17,255 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:17,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:17,263 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:17,281 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:17,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:17,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2504 states to 1256 states and 2504 transitions. [2018-10-04 14:57:17,347 INFO L276 IsEmpty]: Start isEmpty. Operand 1256 states and 2504 transitions. [2018-10-04 14:57:17,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:17,348 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:17,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:17,352 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:17,372 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:17,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:17,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2506 states to 1257 states and 2506 transitions. [2018-10-04 14:57:17,441 INFO L276 IsEmpty]: Start isEmpty. Operand 1257 states and 2506 transitions. [2018-10-04 14:57:17,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:17,441 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:17,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:17,448 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:17,466 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:17,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:17,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2508 states to 1258 states and 2508 transitions. [2018-10-04 14:57:17,537 INFO L276 IsEmpty]: Start isEmpty. Operand 1258 states and 2508 transitions. [2018-10-04 14:57:17,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:17,538 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:17,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:17,542 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:17,558 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:17,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:17,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2510 states to 1259 states and 2510 transitions. [2018-10-04 14:57:17,633 INFO L276 IsEmpty]: Start isEmpty. Operand 1259 states and 2510 transitions. [2018-10-04 14:57:17,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:17,634 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:17,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:17,639 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:17,654 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:17,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:17,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2512 states to 1260 states and 2512 transitions. [2018-10-04 14:57:17,726 INFO L276 IsEmpty]: Start isEmpty. Operand 1260 states and 2512 transitions. [2018-10-04 14:57:17,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:17,727 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:17,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:17,735 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:17,752 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:17,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:17,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2514 states to 1261 states and 2514 transitions. [2018-10-04 14:57:17,822 INFO L276 IsEmpty]: Start isEmpty. Operand 1261 states and 2514 transitions. [2018-10-04 14:57:17,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:17,823 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:17,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:17,828 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:17,843 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:17,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:17,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2516 states to 1262 states and 2516 transitions. [2018-10-04 14:57:17,919 INFO L276 IsEmpty]: Start isEmpty. Operand 1262 states and 2516 transitions. [2018-10-04 14:57:17,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:17,920 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:17,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:17,925 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:17,942 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:18,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:18,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2518 states to 1263 states and 2518 transitions. [2018-10-04 14:57:18,012 INFO L276 IsEmpty]: Start isEmpty. Operand 1263 states and 2518 transitions. [2018-10-04 14:57:18,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:18,012 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:18,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:18,018 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:18,037 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:18,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:18,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2520 states to 1264 states and 2520 transitions. [2018-10-04 14:57:18,108 INFO L276 IsEmpty]: Start isEmpty. Operand 1264 states and 2520 transitions. [2018-10-04 14:57:18,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:18,108 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:18,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:18,113 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:18,128 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:18,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:18,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2522 states to 1265 states and 2522 transitions. [2018-10-04 14:57:18,200 INFO L276 IsEmpty]: Start isEmpty. Operand 1265 states and 2522 transitions. [2018-10-04 14:57:18,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:18,201 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:18,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:18,205 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:18,222 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:18,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:18,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2524 states to 1266 states and 2524 transitions. [2018-10-04 14:57:18,294 INFO L276 IsEmpty]: Start isEmpty. Operand 1266 states and 2524 transitions. [2018-10-04 14:57:18,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:18,295 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:18,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:18,300 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:18,317 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:18,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:18,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2526 states to 1267 states and 2526 transitions. [2018-10-04 14:57:18,389 INFO L276 IsEmpty]: Start isEmpty. Operand 1267 states and 2526 transitions. [2018-10-04 14:57:18,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:18,390 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:18,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:18,395 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:18,412 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:18,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:18,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2528 states to 1268 states and 2528 transitions. [2018-10-04 14:57:18,483 INFO L276 IsEmpty]: Start isEmpty. Operand 1268 states and 2528 transitions. [2018-10-04 14:57:18,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:18,484 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:18,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:18,489 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:18,511 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:18,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:18,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2530 states to 1269 states and 2530 transitions. [2018-10-04 14:57:18,578 INFO L276 IsEmpty]: Start isEmpty. Operand 1269 states and 2530 transitions. [2018-10-04 14:57:18,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:18,579 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:18,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:18,585 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:18,604 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:18,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:18,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2532 states to 1270 states and 2532 transitions. [2018-10-04 14:57:18,679 INFO L276 IsEmpty]: Start isEmpty. Operand 1270 states and 2532 transitions. [2018-10-04 14:57:18,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:18,680 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:18,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:18,684 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:18,701 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:18,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:18,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2534 states to 1271 states and 2534 transitions. [2018-10-04 14:57:18,772 INFO L276 IsEmpty]: Start isEmpty. Operand 1271 states and 2534 transitions. [2018-10-04 14:57:18,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:18,773 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:18,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:18,780 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:18,797 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:18,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:18,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2536 states to 1272 states and 2536 transitions. [2018-10-04 14:57:18,866 INFO L276 IsEmpty]: Start isEmpty. Operand 1272 states and 2536 transitions. [2018-10-04 14:57:18,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:18,867 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:18,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:18,873 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:18,889 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:18,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:18,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2538 states to 1273 states and 2538 transitions. [2018-10-04 14:57:18,963 INFO L276 IsEmpty]: Start isEmpty. Operand 1273 states and 2538 transitions. [2018-10-04 14:57:18,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:18,963 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:18,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:18,970 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:18,987 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:19,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:19,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2540 states to 1274 states and 2540 transitions. [2018-10-04 14:57:19,059 INFO L276 IsEmpty]: Start isEmpty. Operand 1274 states and 2540 transitions. [2018-10-04 14:57:19,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:19,059 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:19,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:19,064 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:19,081 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:19,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:19,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2542 states to 1275 states and 2542 transitions. [2018-10-04 14:57:19,155 INFO L276 IsEmpty]: Start isEmpty. Operand 1275 states and 2542 transitions. [2018-10-04 14:57:19,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:19,155 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:19,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:19,160 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:19,177 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:19,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:19,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2544 states to 1276 states and 2544 transitions. [2018-10-04 14:57:19,248 INFO L276 IsEmpty]: Start isEmpty. Operand 1276 states and 2544 transitions. [2018-10-04 14:57:19,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:19,249 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:19,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:19,253 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:19,270 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:19,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:19,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2546 states to 1277 states and 2546 transitions. [2018-10-04 14:57:19,343 INFO L276 IsEmpty]: Start isEmpty. Operand 1277 states and 2546 transitions. [2018-10-04 14:57:19,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:19,344 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:19,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:19,348 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:19,363 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:19,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:19,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2548 states to 1278 states and 2548 transitions. [2018-10-04 14:57:19,436 INFO L276 IsEmpty]: Start isEmpty. Operand 1278 states and 2548 transitions. [2018-10-04 14:57:19,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:19,437 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:19,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:19,442 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:19,462 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:19,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:19,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2550 states to 1279 states and 2550 transitions. [2018-10-04 14:57:19,534 INFO L276 IsEmpty]: Start isEmpty. Operand 1279 states and 2550 transitions. [2018-10-04 14:57:19,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:19,534 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:19,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:19,545 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:19,567 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:19,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:19,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2552 states to 1280 states and 2552 transitions. [2018-10-04 14:57:19,636 INFO L276 IsEmpty]: Start isEmpty. Operand 1280 states and 2552 transitions. [2018-10-04 14:57:19,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:19,636 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:19,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:19,641 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:19,658 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:19,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:19,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2554 states to 1281 states and 2554 transitions. [2018-10-04 14:57:19,727 INFO L276 IsEmpty]: Start isEmpty. Operand 1281 states and 2554 transitions. [2018-10-04 14:57:19,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:19,727 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:19,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:19,733 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:19,748 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:19,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:19,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2556 states to 1282 states and 2556 transitions. [2018-10-04 14:57:19,824 INFO L276 IsEmpty]: Start isEmpty. Operand 1282 states and 2556 transitions. [2018-10-04 14:57:19,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:19,825 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:19,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:19,832 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:19,851 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:19,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:19,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2558 states to 1283 states and 2558 transitions. [2018-10-04 14:57:19,921 INFO L276 IsEmpty]: Start isEmpty. Operand 1283 states and 2558 transitions. [2018-10-04 14:57:19,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:19,922 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:19,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:19,930 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:19,946 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:20,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:20,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2560 states to 1284 states and 2560 transitions. [2018-10-04 14:57:20,019 INFO L276 IsEmpty]: Start isEmpty. Operand 1284 states and 2560 transitions. [2018-10-04 14:57:20,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:20,020 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:20,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:20,027 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:20,046 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:20,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:20,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2562 states to 1285 states and 2562 transitions. [2018-10-04 14:57:20,119 INFO L276 IsEmpty]: Start isEmpty. Operand 1285 states and 2562 transitions. [2018-10-04 14:57:20,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:20,119 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:20,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:20,125 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:20,140 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:20,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:20,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2564 states to 1286 states and 2564 transitions. [2018-10-04 14:57:20,214 INFO L276 IsEmpty]: Start isEmpty. Operand 1286 states and 2564 transitions. [2018-10-04 14:57:20,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:20,215 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:20,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:20,221 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:20,236 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:20,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:20,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2566 states to 1287 states and 2566 transitions. [2018-10-04 14:57:20,312 INFO L276 IsEmpty]: Start isEmpty. Operand 1287 states and 2566 transitions. [2018-10-04 14:57:20,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:20,312 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:20,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:20,319 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:20,336 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:20,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:20,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2568 states to 1288 states and 2568 transitions. [2018-10-04 14:57:20,408 INFO L276 IsEmpty]: Start isEmpty. Operand 1288 states and 2568 transitions. [2018-10-04 14:57:20,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:20,408 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:20,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:20,414 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:20,429 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:20,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:20,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2570 states to 1289 states and 2570 transitions. [2018-10-04 14:57:20,505 INFO L276 IsEmpty]: Start isEmpty. Operand 1289 states and 2570 transitions. [2018-10-04 14:57:20,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:20,506 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:20,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:20,511 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:20,544 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:20,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:20,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2572 states to 1290 states and 2572 transitions. [2018-10-04 14:57:20,614 INFO L276 IsEmpty]: Start isEmpty. Operand 1290 states and 2572 transitions. [2018-10-04 14:57:20,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:20,615 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:20,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:20,620 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:20,633 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:20,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:20,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2574 states to 1291 states and 2574 transitions. [2018-10-04 14:57:20,703 INFO L276 IsEmpty]: Start isEmpty. Operand 1291 states and 2574 transitions. [2018-10-04 14:57:20,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:20,704 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:20,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:20,710 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:20,724 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:20,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:20,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2576 states to 1292 states and 2576 transitions. [2018-10-04 14:57:20,797 INFO L276 IsEmpty]: Start isEmpty. Operand 1292 states and 2576 transitions. [2018-10-04 14:57:20,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:20,798 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:20,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:20,803 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:20,818 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:20,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:20,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2578 states to 1293 states and 2578 transitions. [2018-10-04 14:57:20,892 INFO L276 IsEmpty]: Start isEmpty. Operand 1293 states and 2578 transitions. [2018-10-04 14:57:20,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:20,893 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:20,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:20,899 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:20,916 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:21,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:21,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2580 states to 1294 states and 2580 transitions. [2018-10-04 14:57:21,024 INFO L276 IsEmpty]: Start isEmpty. Operand 1294 states and 2580 transitions. [2018-10-04 14:57:21,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:21,025 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:21,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:21,029 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:21,044 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:21,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:21,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2582 states to 1295 states and 2582 transitions. [2018-10-04 14:57:21,146 INFO L276 IsEmpty]: Start isEmpty. Operand 1295 states and 2582 transitions. [2018-10-04 14:57:21,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:21,147 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:21,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:21,151 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:21,165 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:21,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:21,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2584 states to 1296 states and 2584 transitions. [2018-10-04 14:57:21,276 INFO L276 IsEmpty]: Start isEmpty. Operand 1296 states and 2584 transitions. [2018-10-04 14:57:21,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:21,277 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:21,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:21,283 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:21,299 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:21,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:21,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2586 states to 1297 states and 2586 transitions. [2018-10-04 14:57:21,408 INFO L276 IsEmpty]: Start isEmpty. Operand 1297 states and 2586 transitions. [2018-10-04 14:57:21,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:21,409 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:21,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:21,413 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:21,424 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:21,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:21,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2588 states to 1298 states and 2588 transitions. [2018-10-04 14:57:21,499 INFO L276 IsEmpty]: Start isEmpty. Operand 1298 states and 2588 transitions. [2018-10-04 14:57:21,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:21,499 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:21,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:21,518 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:21,551 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:21,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:21,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2590 states to 1299 states and 2590 transitions. [2018-10-04 14:57:21,621 INFO L276 IsEmpty]: Start isEmpty. Operand 1299 states and 2590 transitions. [2018-10-04 14:57:21,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:21,622 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:21,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:21,629 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:21,644 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:21,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:21,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2592 states to 1300 states and 2592 transitions. [2018-10-04 14:57:21,712 INFO L276 IsEmpty]: Start isEmpty. Operand 1300 states and 2592 transitions. [2018-10-04 14:57:21,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:21,713 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:21,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:21,718 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:21,735 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:21,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:21,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2594 states to 1301 states and 2594 transitions. [2018-10-04 14:57:21,805 INFO L276 IsEmpty]: Start isEmpty. Operand 1301 states and 2594 transitions. [2018-10-04 14:57:21,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:21,806 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:21,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:21,826 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:21,883 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:21,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:21,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2596 states to 1302 states and 2596 transitions. [2018-10-04 14:57:21,951 INFO L276 IsEmpty]: Start isEmpty. Operand 1302 states and 2596 transitions. [2018-10-04 14:57:21,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:21,952 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:21,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:21,958 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:21,971 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:22,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:22,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2598 states to 1303 states and 2598 transitions. [2018-10-04 14:57:22,041 INFO L276 IsEmpty]: Start isEmpty. Operand 1303 states and 2598 transitions. [2018-10-04 14:57:22,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:22,042 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:22,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:22,048 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:22,062 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:22,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:22,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2600 states to 1304 states and 2600 transitions. [2018-10-04 14:57:22,133 INFO L276 IsEmpty]: Start isEmpty. Operand 1304 states and 2600 transitions. [2018-10-04 14:57:22,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:22,134 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:22,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:22,140 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:22,172 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:22,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:22,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2602 states to 1305 states and 2602 transitions. [2018-10-04 14:57:22,264 INFO L276 IsEmpty]: Start isEmpty. Operand 1305 states and 2602 transitions. [2018-10-04 14:57:22,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:22,265 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:22,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:22,271 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:22,286 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:22,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:22,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2604 states to 1306 states and 2604 transitions. [2018-10-04 14:57:22,354 INFO L276 IsEmpty]: Start isEmpty. Operand 1306 states and 2604 transitions. [2018-10-04 14:57:22,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:22,354 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:22,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:22,359 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:22,376 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:22,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:22,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2606 states to 1307 states and 2606 transitions. [2018-10-04 14:57:22,448 INFO L276 IsEmpty]: Start isEmpty. Operand 1307 states and 2606 transitions. [2018-10-04 14:57:22,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:22,449 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:22,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:22,453 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:22,469 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:22,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:22,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2608 states to 1308 states and 2608 transitions. [2018-10-04 14:57:22,543 INFO L276 IsEmpty]: Start isEmpty. Operand 1308 states and 2608 transitions. [2018-10-04 14:57:22,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:22,544 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:22,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:22,551 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:22,568 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:22,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:22,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2610 states to 1309 states and 2610 transitions. [2018-10-04 14:57:22,640 INFO L276 IsEmpty]: Start isEmpty. Operand 1309 states and 2610 transitions. [2018-10-04 14:57:22,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:22,641 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:22,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:22,648 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:22,670 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:22,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:22,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2612 states to 1310 states and 2612 transitions. [2018-10-04 14:57:22,736 INFO L276 IsEmpty]: Start isEmpty. Operand 1310 states and 2612 transitions. [2018-10-04 14:57:22,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:22,737 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:22,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:22,744 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:22,762 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:22,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:22,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2614 states to 1311 states and 2614 transitions. [2018-10-04 14:57:22,830 INFO L276 IsEmpty]: Start isEmpty. Operand 1311 states and 2614 transitions. [2018-10-04 14:57:22,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:22,831 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:22,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:22,835 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:22,857 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:22,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:22,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2616 states to 1312 states and 2616 transitions. [2018-10-04 14:57:22,926 INFO L276 IsEmpty]: Start isEmpty. Operand 1312 states and 2616 transitions. [2018-10-04 14:57:22,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:22,927 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:22,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:22,933 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:22,951 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:23,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:23,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2618 states to 1313 states and 2618 transitions. [2018-10-04 14:57:23,021 INFO L276 IsEmpty]: Start isEmpty. Operand 1313 states and 2618 transitions. [2018-10-04 14:57:23,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:23,022 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:23,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:23,026 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:23,044 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:23,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:23,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2620 states to 1314 states and 2620 transitions. [2018-10-04 14:57:23,119 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 2620 transitions. [2018-10-04 14:57:23,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:23,119 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:23,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:23,124 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:23,142 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:23,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:23,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2622 states to 1315 states and 2622 transitions. [2018-10-04 14:57:23,212 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 2622 transitions. [2018-10-04 14:57:23,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:23,213 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:23,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:23,219 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:23,238 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:23,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:23,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2624 states to 1316 states and 2624 transitions. [2018-10-04 14:57:23,310 INFO L276 IsEmpty]: Start isEmpty. Operand 1316 states and 2624 transitions. [2018-10-04 14:57:23,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:23,310 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:23,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:23,315 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:23,331 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:23,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:23,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2626 states to 1317 states and 2626 transitions. [2018-10-04 14:57:23,405 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 2626 transitions. [2018-10-04 14:57:23,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:23,406 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:23,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:23,410 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:23,425 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:23,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:23,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2628 states to 1318 states and 2628 transitions. [2018-10-04 14:57:23,501 INFO L276 IsEmpty]: Start isEmpty. Operand 1318 states and 2628 transitions. [2018-10-04 14:57:23,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:23,502 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:23,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:23,508 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:23,524 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:23,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:23,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2630 states to 1319 states and 2630 transitions. [2018-10-04 14:57:23,600 INFO L276 IsEmpty]: Start isEmpty. Operand 1319 states and 2630 transitions. [2018-10-04 14:57:23,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:23,600 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:23,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:23,605 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:23,619 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:23,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:23,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2632 states to 1320 states and 2632 transitions. [2018-10-04 14:57:23,697 INFO L276 IsEmpty]: Start isEmpty. Operand 1320 states and 2632 transitions. [2018-10-04 14:57:23,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:23,698 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:23,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:23,702 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:23,718 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:23,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:23,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2634 states to 1321 states and 2634 transitions. [2018-10-04 14:57:23,796 INFO L276 IsEmpty]: Start isEmpty. Operand 1321 states and 2634 transitions. [2018-10-04 14:57:23,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:23,797 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:23,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:23,803 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:23,819 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:23,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:23,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2636 states to 1322 states and 2636 transitions. [2018-10-04 14:57:23,896 INFO L276 IsEmpty]: Start isEmpty. Operand 1322 states and 2636 transitions. [2018-10-04 14:57:23,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:23,896 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:23,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:23,903 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:23,920 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:23,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:23,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2638 states to 1323 states and 2638 transitions. [2018-10-04 14:57:23,991 INFO L276 IsEmpty]: Start isEmpty. Operand 1323 states and 2638 transitions. [2018-10-04 14:57:23,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:23,992 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:23,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:23,999 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:24,018 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:24,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:24,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2640 states to 1324 states and 2640 transitions. [2018-10-04 14:57:24,091 INFO L276 IsEmpty]: Start isEmpty. Operand 1324 states and 2640 transitions. [2018-10-04 14:57:24,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:24,092 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:24,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:24,098 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:24,116 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:24,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:24,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2642 states to 1325 states and 2642 transitions. [2018-10-04 14:57:24,190 INFO L276 IsEmpty]: Start isEmpty. Operand 1325 states and 2642 transitions. [2018-10-04 14:57:24,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:24,190 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:24,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:24,196 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:24,212 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:24,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:24,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2644 states to 1326 states and 2644 transitions. [2018-10-04 14:57:24,288 INFO L276 IsEmpty]: Start isEmpty. Operand 1326 states and 2644 transitions. [2018-10-04 14:57:24,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:24,289 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:24,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:24,293 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:24,311 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:24,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:24,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2646 states to 1327 states and 2646 transitions. [2018-10-04 14:57:24,380 INFO L276 IsEmpty]: Start isEmpty. Operand 1327 states and 2646 transitions. [2018-10-04 14:57:24,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:24,381 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:24,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:24,388 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:24,416 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:24,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:24,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2648 states to 1328 states and 2648 transitions. [2018-10-04 14:57:24,484 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 2648 transitions. [2018-10-04 14:57:24,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:24,485 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:24,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:24,489 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:24,511 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:24,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:24,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2650 states to 1329 states and 2650 transitions. [2018-10-04 14:57:24,585 INFO L276 IsEmpty]: Start isEmpty. Operand 1329 states and 2650 transitions. [2018-10-04 14:57:24,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:24,586 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:24,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:24,592 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:24,606 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:24,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:24,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2652 states to 1330 states and 2652 transitions. [2018-10-04 14:57:24,680 INFO L276 IsEmpty]: Start isEmpty. Operand 1330 states and 2652 transitions. [2018-10-04 14:57:24,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:24,680 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:24,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:24,684 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:24,700 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:24,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:24,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2654 states to 1331 states and 2654 transitions. [2018-10-04 14:57:24,775 INFO L276 IsEmpty]: Start isEmpty. Operand 1331 states and 2654 transitions. [2018-10-04 14:57:24,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:24,776 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:24,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:24,781 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:24,798 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:24,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:24,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2656 states to 1332 states and 2656 transitions. [2018-10-04 14:57:24,870 INFO L276 IsEmpty]: Start isEmpty. Operand 1332 states and 2656 transitions. [2018-10-04 14:57:24,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:24,870 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:24,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:24,876 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:24,893 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:24,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:24,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2658 states to 1333 states and 2658 transitions. [2018-10-04 14:57:24,964 INFO L276 IsEmpty]: Start isEmpty. Operand 1333 states and 2658 transitions. [2018-10-04 14:57:24,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:24,965 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:24,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:24,971 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:24,989 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:25,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:25,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2660 states to 1334 states and 2660 transitions. [2018-10-04 14:57:25,062 INFO L276 IsEmpty]: Start isEmpty. Operand 1334 states and 2660 transitions. [2018-10-04 14:57:25,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:25,062 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:25,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:25,067 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:25,085 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:25,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:25,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2662 states to 1335 states and 2662 transitions. [2018-10-04 14:57:25,156 INFO L276 IsEmpty]: Start isEmpty. Operand 1335 states and 2662 transitions. [2018-10-04 14:57:25,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:25,156 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:25,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:25,162 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:25,178 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:25,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:25,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2664 states to 1336 states and 2664 transitions. [2018-10-04 14:57:25,255 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 2664 transitions. [2018-10-04 14:57:25,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:25,255 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:25,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:25,262 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:25,278 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:25,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:25,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2666 states to 1337 states and 2666 transitions. [2018-10-04 14:57:25,350 INFO L276 IsEmpty]: Start isEmpty. Operand 1337 states and 2666 transitions. [2018-10-04 14:57:25,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:25,351 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:25,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:25,358 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:25,375 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:25,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:25,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2668 states to 1338 states and 2668 transitions. [2018-10-04 14:57:25,450 INFO L276 IsEmpty]: Start isEmpty. Operand 1338 states and 2668 transitions. [2018-10-04 14:57:25,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:25,451 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:25,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:25,455 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:25,473 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:25,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:25,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2670 states to 1339 states and 2670 transitions. [2018-10-04 14:57:25,546 INFO L276 IsEmpty]: Start isEmpty. Operand 1339 states and 2670 transitions. [2018-10-04 14:57:25,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:25,547 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:25,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:25,553 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:25,570 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:25,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:25,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2672 states to 1340 states and 2672 transitions. [2018-10-04 14:57:25,644 INFO L276 IsEmpty]: Start isEmpty. Operand 1340 states and 2672 transitions. [2018-10-04 14:57:25,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:25,645 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:25,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:25,651 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:25,665 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:25,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:25,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2674 states to 1341 states and 2674 transitions. [2018-10-04 14:57:25,739 INFO L276 IsEmpty]: Start isEmpty. Operand 1341 states and 2674 transitions. [2018-10-04 14:57:25,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:25,740 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:25,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:25,745 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:25,765 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:25,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:25,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2676 states to 1342 states and 2676 transitions. [2018-10-04 14:57:25,836 INFO L276 IsEmpty]: Start isEmpty. Operand 1342 states and 2676 transitions. [2018-10-04 14:57:25,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:25,837 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:25,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:25,844 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:25,861 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:25,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:25,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2678 states to 1343 states and 2678 transitions. [2018-10-04 14:57:25,930 INFO L276 IsEmpty]: Start isEmpty. Operand 1343 states and 2678 transitions. [2018-10-04 14:57:25,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:25,931 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:25,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:25,935 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:25,950 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:26,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:26,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2680 states to 1344 states and 2680 transitions. [2018-10-04 14:57:26,027 INFO L276 IsEmpty]: Start isEmpty. Operand 1344 states and 2680 transitions. [2018-10-04 14:57:26,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:26,028 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:26,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:26,034 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:26,052 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:26,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:26,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2682 states to 1345 states and 2682 transitions. [2018-10-04 14:57:26,161 INFO L276 IsEmpty]: Start isEmpty. Operand 1345 states and 2682 transitions. [2018-10-04 14:57:26,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:26,162 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:26,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:26,166 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:26,184 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:26,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:26,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2684 states to 1346 states and 2684 transitions. [2018-10-04 14:57:26,282 INFO L276 IsEmpty]: Start isEmpty. Operand 1346 states and 2684 transitions. [2018-10-04 14:57:26,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:26,283 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:26,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:26,287 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:26,299 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:26,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:26,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2686 states to 1347 states and 2686 transitions. [2018-10-04 14:57:26,404 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 2686 transitions. [2018-10-04 14:57:26,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:26,405 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:26,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:26,412 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:26,425 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:26,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:26,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2688 states to 1348 states and 2688 transitions. [2018-10-04 14:57:26,543 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 2688 transitions. [2018-10-04 14:57:26,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:26,544 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:26,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:26,548 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:26,567 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:26,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:26,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2690 states to 1349 states and 2690 transitions. [2018-10-04 14:57:26,641 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 2690 transitions. [2018-10-04 14:57:26,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:26,641 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:26,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:26,648 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:26,664 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:26,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:26,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2692 states to 1350 states and 2692 transitions. [2018-10-04 14:57:26,738 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 2692 transitions. [2018-10-04 14:57:26,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:26,739 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:26,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:26,745 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:26,761 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:26,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:26,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2694 states to 1351 states and 2694 transitions. [2018-10-04 14:57:26,832 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 2694 transitions. [2018-10-04 14:57:26,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:26,832 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:26,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:26,838 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:26,872 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:27,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:27,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2696 states to 1352 states and 2696 transitions. [2018-10-04 14:57:27,071 INFO L276 IsEmpty]: Start isEmpty. Operand 1352 states and 2696 transitions. [2018-10-04 14:57:27,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:27,071 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:27,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:27,091 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:27,120 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:27,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:27,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2698 states to 1353 states and 2698 transitions. [2018-10-04 14:57:27,188 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 2698 transitions. [2018-10-04 14:57:27,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:27,189 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:27,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:27,195 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:27,213 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:27,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:27,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2700 states to 1354 states and 2700 transitions. [2018-10-04 14:57:27,285 INFO L276 IsEmpty]: Start isEmpty. Operand 1354 states and 2700 transitions. [2018-10-04 14:57:27,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:27,286 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:27,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:27,293 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:27,308 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:27,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:27,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2702 states to 1355 states and 2702 transitions. [2018-10-04 14:57:27,381 INFO L276 IsEmpty]: Start isEmpty. Operand 1355 states and 2702 transitions. [2018-10-04 14:57:27,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:27,382 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:27,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:27,386 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:27,402 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:27,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:27,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2704 states to 1356 states and 2704 transitions. [2018-10-04 14:57:27,481 INFO L276 IsEmpty]: Start isEmpty. Operand 1356 states and 2704 transitions. [2018-10-04 14:57:27,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:27,482 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:27,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:27,489 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:27,505 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:27,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:27,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2706 states to 1357 states and 2706 transitions. [2018-10-04 14:57:27,579 INFO L276 IsEmpty]: Start isEmpty. Operand 1357 states and 2706 transitions. [2018-10-04 14:57:27,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:27,579 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:27,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:27,584 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:27,599 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:27,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:27,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2708 states to 1358 states and 2708 transitions. [2018-10-04 14:57:27,677 INFO L276 IsEmpty]: Start isEmpty. Operand 1358 states and 2708 transitions. [2018-10-04 14:57:27,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:27,677 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:27,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:27,684 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:27,705 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:27,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:27,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2710 states to 1359 states and 2710 transitions. [2018-10-04 14:57:27,771 INFO L276 IsEmpty]: Start isEmpty. Operand 1359 states and 2710 transitions. [2018-10-04 14:57:27,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:27,772 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:27,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:27,777 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:27,795 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:27,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:27,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2712 states to 1360 states and 2712 transitions. [2018-10-04 14:57:27,874 INFO L276 IsEmpty]: Start isEmpty. Operand 1360 states and 2712 transitions. [2018-10-04 14:57:27,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:27,875 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:27,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:27,881 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:27,900 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:27,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:27,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2714 states to 1361 states and 2714 transitions. [2018-10-04 14:57:27,971 INFO L276 IsEmpty]: Start isEmpty. Operand 1361 states and 2714 transitions. [2018-10-04 14:57:27,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:27,971 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:27,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:27,975 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:27,992 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:28,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:28,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2716 states to 1362 states and 2716 transitions. [2018-10-04 14:57:28,064 INFO L276 IsEmpty]: Start isEmpty. Operand 1362 states and 2716 transitions. [2018-10-04 14:57:28,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:28,065 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:28,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:28,070 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:28,085 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:28,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:28,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2718 states to 1363 states and 2718 transitions. [2018-10-04 14:57:28,159 INFO L276 IsEmpty]: Start isEmpty. Operand 1363 states and 2718 transitions. [2018-10-04 14:57:28,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:28,160 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:28,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:28,164 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:28,183 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:28,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:28,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2720 states to 1364 states and 2720 transitions. [2018-10-04 14:57:28,255 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 2720 transitions. [2018-10-04 14:57:28,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:28,256 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:28,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:28,260 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:28,275 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:28,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:28,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2722 states to 1365 states and 2722 transitions. [2018-10-04 14:57:28,350 INFO L276 IsEmpty]: Start isEmpty. Operand 1365 states and 2722 transitions. [2018-10-04 14:57:28,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:28,351 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:28,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:28,357 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:28,376 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:28,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:28,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2724 states to 1366 states and 2724 transitions. [2018-10-04 14:57:28,450 INFO L276 IsEmpty]: Start isEmpty. Operand 1366 states and 2724 transitions. [2018-10-04 14:57:28,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:28,450 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:28,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:28,454 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:28,470 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:28,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:28,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2726 states to 1367 states and 2726 transitions. [2018-10-04 14:57:28,548 INFO L276 IsEmpty]: Start isEmpty. Operand 1367 states and 2726 transitions. [2018-10-04 14:57:28,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:28,548 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:28,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:28,554 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:28,572 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:28,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:28,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2728 states to 1368 states and 2728 transitions. [2018-10-04 14:57:28,644 INFO L276 IsEmpty]: Start isEmpty. Operand 1368 states and 2728 transitions. [2018-10-04 14:57:28,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:28,645 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:28,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:28,649 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:28,668 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:28,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:28,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2730 states to 1369 states and 2730 transitions. [2018-10-04 14:57:28,741 INFO L276 IsEmpty]: Start isEmpty. Operand 1369 states and 2730 transitions. [2018-10-04 14:57:28,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:28,742 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:28,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:28,746 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:28,766 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:28,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:28,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2732 states to 1370 states and 2732 transitions. [2018-10-04 14:57:28,840 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 2732 transitions. [2018-10-04 14:57:28,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:28,841 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:28,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:28,846 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:28,862 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:28,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:28,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2734 states to 1371 states and 2734 transitions. [2018-10-04 14:57:28,936 INFO L276 IsEmpty]: Start isEmpty. Operand 1371 states and 2734 transitions. [2018-10-04 14:57:28,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:28,937 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:28,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:28,941 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:28,961 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:29,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:29,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2736 states to 1372 states and 2736 transitions. [2018-10-04 14:57:29,032 INFO L276 IsEmpty]: Start isEmpty. Operand 1372 states and 2736 transitions. [2018-10-04 14:57:29,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:29,032 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:29,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:29,039 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:29,055 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:29,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:29,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2738 states to 1373 states and 2738 transitions. [2018-10-04 14:57:29,128 INFO L276 IsEmpty]: Start isEmpty. Operand 1373 states and 2738 transitions. [2018-10-04 14:57:29,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:29,129 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:29,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:29,134 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:29,151 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:29,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:29,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2740 states to 1374 states and 2740 transitions. [2018-10-04 14:57:29,228 INFO L276 IsEmpty]: Start isEmpty. Operand 1374 states and 2740 transitions. [2018-10-04 14:57:29,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:29,229 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:29,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:29,233 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:29,249 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:29,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:29,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2742 states to 1375 states and 2742 transitions. [2018-10-04 14:57:29,328 INFO L276 IsEmpty]: Start isEmpty. Operand 1375 states and 2742 transitions. [2018-10-04 14:57:29,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:29,329 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:29,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:29,335 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:29,353 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:29,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:29,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2744 states to 1376 states and 2744 transitions. [2018-10-04 14:57:29,429 INFO L276 IsEmpty]: Start isEmpty. Operand 1376 states and 2744 transitions. [2018-10-04 14:57:29,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:29,429 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:29,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:29,436 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:29,452 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:29,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:29,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2746 states to 1377 states and 2746 transitions. [2018-10-04 14:57:29,528 INFO L276 IsEmpty]: Start isEmpty. Operand 1377 states and 2746 transitions. [2018-10-04 14:57:29,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:29,529 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:29,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:29,534 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:29,549 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:29,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:29,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2748 states to 1378 states and 2748 transitions. [2018-10-04 14:57:29,622 INFO L276 IsEmpty]: Start isEmpty. Operand 1378 states and 2748 transitions. [2018-10-04 14:57:29,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:29,623 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:29,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:29,629 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:29,644 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:29,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:29,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2750 states to 1379 states and 2750 transitions. [2018-10-04 14:57:29,721 INFO L276 IsEmpty]: Start isEmpty. Operand 1379 states and 2750 transitions. [2018-10-04 14:57:29,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:29,721 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:29,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:29,728 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:29,743 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:29,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:29,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2752 states to 1380 states and 2752 transitions. [2018-10-04 14:57:29,816 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 2752 transitions. [2018-10-04 14:57:29,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:29,816 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:29,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:29,823 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:29,842 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:29,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:29,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2754 states to 1381 states and 2754 transitions. [2018-10-04 14:57:29,912 INFO L276 IsEmpty]: Start isEmpty. Operand 1381 states and 2754 transitions. [2018-10-04 14:57:29,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:29,913 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:29,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:29,920 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:29,936 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:30,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:30,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2756 states to 1382 states and 2756 transitions. [2018-10-04 14:57:30,011 INFO L276 IsEmpty]: Start isEmpty. Operand 1382 states and 2756 transitions. [2018-10-04 14:57:30,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:30,011 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:30,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:30,016 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:30,032 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:30,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:30,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2758 states to 1383 states and 2758 transitions. [2018-10-04 14:57:30,109 INFO L276 IsEmpty]: Start isEmpty. Operand 1383 states and 2758 transitions. [2018-10-04 14:57:30,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:30,109 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:30,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:30,114 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:30,129 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:30,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:30,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2760 states to 1384 states and 2760 transitions. [2018-10-04 14:57:30,209 INFO L276 IsEmpty]: Start isEmpty. Operand 1384 states and 2760 transitions. [2018-10-04 14:57:30,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:30,209 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:30,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:30,214 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:30,233 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:30,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:30,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2762 states to 1385 states and 2762 transitions. [2018-10-04 14:57:30,311 INFO L276 IsEmpty]: Start isEmpty. Operand 1385 states and 2762 transitions. [2018-10-04 14:57:30,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:30,312 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:30,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:30,331 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:30,471 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:30,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:30,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2764 states to 1386 states and 2764 transitions. [2018-10-04 14:57:30,598 INFO L276 IsEmpty]: Start isEmpty. Operand 1386 states and 2764 transitions. [2018-10-04 14:57:30,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:30,599 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:30,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:30,604 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:30,617 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:30,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:30,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2766 states to 1387 states and 2766 transitions. [2018-10-04 14:57:30,692 INFO L276 IsEmpty]: Start isEmpty. Operand 1387 states and 2766 transitions. [2018-10-04 14:57:30,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:30,693 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:30,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:30,698 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:30,717 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:30,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:30,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2768 states to 1388 states and 2768 transitions. [2018-10-04 14:57:30,790 INFO L276 IsEmpty]: Start isEmpty. Operand 1388 states and 2768 transitions. [2018-10-04 14:57:30,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:30,791 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:30,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:30,797 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:30,816 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:30,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:30,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2770 states to 1389 states and 2770 transitions. [2018-10-04 14:57:30,887 INFO L276 IsEmpty]: Start isEmpty. Operand 1389 states and 2770 transitions. [2018-10-04 14:57:30,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:30,888 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:30,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:30,895 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:30,911 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:30,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:30,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2772 states to 1390 states and 2772 transitions. [2018-10-04 14:57:30,986 INFO L276 IsEmpty]: Start isEmpty. Operand 1390 states and 2772 transitions. [2018-10-04 14:57:30,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:30,987 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:30,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:30,994 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:31,012 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:31,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:31,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2774 states to 1391 states and 2774 transitions. [2018-10-04 14:57:31,089 INFO L276 IsEmpty]: Start isEmpty. Operand 1391 states and 2774 transitions. [2018-10-04 14:57:31,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:31,089 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:31,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:31,096 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:31,111 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:31,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:31,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2776 states to 1392 states and 2776 transitions. [2018-10-04 14:57:31,185 INFO L276 IsEmpty]: Start isEmpty. Operand 1392 states and 2776 transitions. [2018-10-04 14:57:31,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:31,186 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:31,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:31,192 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:31,210 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:31,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:31,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2778 states to 1393 states and 2778 transitions. [2018-10-04 14:57:31,320 INFO L276 IsEmpty]: Start isEmpty. Operand 1393 states and 2778 transitions. [2018-10-04 14:57:31,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:31,321 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:31,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:31,324 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:31,339 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:31,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:31,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2780 states to 1394 states and 2780 transitions. [2018-10-04 14:57:31,444 INFO L276 IsEmpty]: Start isEmpty. Operand 1394 states and 2780 transitions. [2018-10-04 14:57:31,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:31,444 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:31,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:31,448 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:31,461 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:31,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:31,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2782 states to 1395 states and 2782 transitions. [2018-10-04 14:57:31,578 INFO L276 IsEmpty]: Start isEmpty. Operand 1395 states and 2782 transitions. [2018-10-04 14:57:31,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:31,579 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:31,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:31,583 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:31,598 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:31,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:31,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2784 states to 1396 states and 2784 transitions. [2018-10-04 14:57:31,688 INFO L276 IsEmpty]: Start isEmpty. Operand 1396 states and 2784 transitions. [2018-10-04 14:57:31,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:31,688 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:31,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:31,694 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:31,709 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:31,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:31,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2786 states to 1397 states and 2786 transitions. [2018-10-04 14:57:31,779 INFO L276 IsEmpty]: Start isEmpty. Operand 1397 states and 2786 transitions. [2018-10-04 14:57:31,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:31,780 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:31,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:31,786 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:31,802 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:31,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:31,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2788 states to 1398 states and 2788 transitions. [2018-10-04 14:57:31,874 INFO L276 IsEmpty]: Start isEmpty. Operand 1398 states and 2788 transitions. [2018-10-04 14:57:31,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:31,874 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:31,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:31,878 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:31,895 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:31,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:31,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2790 states to 1399 states and 2790 transitions. [2018-10-04 14:57:31,973 INFO L276 IsEmpty]: Start isEmpty. Operand 1399 states and 2790 transitions. [2018-10-04 14:57:31,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:31,973 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:31,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:31,978 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:31,996 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:32,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:32,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2792 states to 1400 states and 2792 transitions. [2018-10-04 14:57:32,072 INFO L276 IsEmpty]: Start isEmpty. Operand 1400 states and 2792 transitions. [2018-10-04 14:57:32,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:32,073 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:32,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:32,077 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:32,094 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:32,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:32,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2794 states to 1401 states and 2794 transitions. [2018-10-04 14:57:32,171 INFO L276 IsEmpty]: Start isEmpty. Operand 1401 states and 2794 transitions. [2018-10-04 14:57:32,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:32,172 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:32,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:32,176 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:32,191 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:32,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:32,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2796 states to 1402 states and 2796 transitions. [2018-10-04 14:57:32,269 INFO L276 IsEmpty]: Start isEmpty. Operand 1402 states and 2796 transitions. [2018-10-04 14:57:32,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:32,270 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:32,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:32,276 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:32,293 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:32,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:32,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2798 states to 1403 states and 2798 transitions. [2018-10-04 14:57:32,368 INFO L276 IsEmpty]: Start isEmpty. Operand 1403 states and 2798 transitions. [2018-10-04 14:57:32,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:32,369 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:32,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:32,374 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:32,392 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:32,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:32,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2800 states to 1404 states and 2800 transitions. [2018-10-04 14:57:32,468 INFO L276 IsEmpty]: Start isEmpty. Operand 1404 states and 2800 transitions. [2018-10-04 14:57:32,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:32,469 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:32,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:32,473 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:32,493 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:32,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:32,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2802 states to 1405 states and 2802 transitions. [2018-10-04 14:57:32,564 INFO L276 IsEmpty]: Start isEmpty. Operand 1405 states and 2802 transitions. [2018-10-04 14:57:32,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:32,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:32,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:32,569 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:32,587 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:32,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:32,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2804 states to 1406 states and 2804 transitions. [2018-10-04 14:57:32,664 INFO L276 IsEmpty]: Start isEmpty. Operand 1406 states and 2804 transitions. [2018-10-04 14:57:32,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:32,665 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:32,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:32,669 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:32,685 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:32,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:32,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2806 states to 1407 states and 2806 transitions. [2018-10-04 14:57:32,761 INFO L276 IsEmpty]: Start isEmpty. Operand 1407 states and 2806 transitions. [2018-10-04 14:57:32,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:32,762 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:32,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:32,769 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:32,786 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:32,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:32,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2808 states to 1408 states and 2808 transitions. [2018-10-04 14:57:32,860 INFO L276 IsEmpty]: Start isEmpty. Operand 1408 states and 2808 transitions. [2018-10-04 14:57:32,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:32,860 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:32,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:32,865 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:32,880 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:32,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:32,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2810 states to 1409 states and 2810 transitions. [2018-10-04 14:57:32,958 INFO L276 IsEmpty]: Start isEmpty. Operand 1409 states and 2810 transitions. [2018-10-04 14:57:32,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:32,958 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:32,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:32,964 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:32,982 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:33,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:33,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2812 states to 1410 states and 2812 transitions. [2018-10-04 14:57:33,056 INFO L276 IsEmpty]: Start isEmpty. Operand 1410 states and 2812 transitions. [2018-10-04 14:57:33,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:33,057 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:33,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:33,061 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:33,082 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:33,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:33,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2814 states to 1411 states and 2814 transitions. [2018-10-04 14:57:33,155 INFO L276 IsEmpty]: Start isEmpty. Operand 1411 states and 2814 transitions. [2018-10-04 14:57:33,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:33,156 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:33,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:33,160 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:33,179 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:33,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:33,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2816 states to 1412 states and 2816 transitions. [2018-10-04 14:57:33,255 INFO L276 IsEmpty]: Start isEmpty. Operand 1412 states and 2816 transitions. [2018-10-04 14:57:33,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:33,255 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:33,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:33,260 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:33,278 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:33,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:33,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2818 states to 1413 states and 2818 transitions. [2018-10-04 14:57:33,355 INFO L276 IsEmpty]: Start isEmpty. Operand 1413 states and 2818 transitions. [2018-10-04 14:57:33,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:33,356 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:33,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:33,362 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:33,376 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:33,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:33,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2820 states to 1414 states and 2820 transitions. [2018-10-04 14:57:33,455 INFO L276 IsEmpty]: Start isEmpty. Operand 1414 states and 2820 transitions. [2018-10-04 14:57:33,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:33,456 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:33,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:33,463 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:33,480 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:33,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:33,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2822 states to 1415 states and 2822 transitions. [2018-10-04 14:57:33,556 INFO L276 IsEmpty]: Start isEmpty. Operand 1415 states and 2822 transitions. [2018-10-04 14:57:33,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:33,556 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:33,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:33,561 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:33,576 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:33,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:33,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2824 states to 1416 states and 2824 transitions. [2018-10-04 14:57:33,656 INFO L276 IsEmpty]: Start isEmpty. Operand 1416 states and 2824 transitions. [2018-10-04 14:57:33,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:33,656 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:33,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:33,664 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:33,680 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:33,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:33,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2826 states to 1417 states and 2826 transitions. [2018-10-04 14:57:33,758 INFO L276 IsEmpty]: Start isEmpty. Operand 1417 states and 2826 transitions. [2018-10-04 14:57:33,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:33,759 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:33,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:33,778 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:33,794 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:33,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:33,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2828 states to 1418 states and 2828 transitions. [2018-10-04 14:57:33,869 INFO L276 IsEmpty]: Start isEmpty. Operand 1418 states and 2828 transitions. [2018-10-04 14:57:33,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:33,870 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:33,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:33,874 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:33,889 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:33,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:33,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2830 states to 1419 states and 2830 transitions. [2018-10-04 14:57:33,962 INFO L276 IsEmpty]: Start isEmpty. Operand 1419 states and 2830 transitions. [2018-10-04 14:57:33,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:33,963 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:33,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:33,968 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:33,986 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:34,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:34,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2832 states to 1420 states and 2832 transitions. [2018-10-04 14:57:34,060 INFO L276 IsEmpty]: Start isEmpty. Operand 1420 states and 2832 transitions. [2018-10-04 14:57:34,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:34,061 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:34,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:34,067 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:34,083 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:34,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:34,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2834 states to 1421 states and 2834 transitions. [2018-10-04 14:57:34,161 INFO L276 IsEmpty]: Start isEmpty. Operand 1421 states and 2834 transitions. [2018-10-04 14:57:34,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:34,167 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:34,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:34,172 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:34,187 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:34,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:34,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2836 states to 1422 states and 2836 transitions. [2018-10-04 14:57:34,266 INFO L276 IsEmpty]: Start isEmpty. Operand 1422 states and 2836 transitions. [2018-10-04 14:57:34,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:34,266 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:34,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:34,272 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:34,290 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:34,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:34,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2838 states to 1423 states and 2838 transitions. [2018-10-04 14:57:34,363 INFO L276 IsEmpty]: Start isEmpty. Operand 1423 states and 2838 transitions. [2018-10-04 14:57:34,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:34,364 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:34,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:34,368 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:34,382 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:34,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:34,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2840 states to 1424 states and 2840 transitions. [2018-10-04 14:57:34,464 INFO L276 IsEmpty]: Start isEmpty. Operand 1424 states and 2840 transitions. [2018-10-04 14:57:34,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:34,465 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:34,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:34,471 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:34,489 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:34,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:34,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2842 states to 1425 states and 2842 transitions. [2018-10-04 14:57:34,564 INFO L276 IsEmpty]: Start isEmpty. Operand 1425 states and 2842 transitions. [2018-10-04 14:57:34,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:34,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:34,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:34,570 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:34,590 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:34,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:34,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2844 states to 1426 states and 2844 transitions. [2018-10-04 14:57:34,665 INFO L276 IsEmpty]: Start isEmpty. Operand 1426 states and 2844 transitions. [2018-10-04 14:57:34,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:34,666 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:34,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:34,671 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:34,689 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:34,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:34,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2846 states to 1427 states and 2846 transitions. [2018-10-04 14:57:34,767 INFO L276 IsEmpty]: Start isEmpty. Operand 1427 states and 2846 transitions. [2018-10-04 14:57:34,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:34,768 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:34,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:34,773 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:34,790 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:34,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:34,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2848 states to 1428 states and 2848 transitions. [2018-10-04 14:57:34,866 INFO L276 IsEmpty]: Start isEmpty. Operand 1428 states and 2848 transitions. [2018-10-04 14:57:34,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:34,867 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:34,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:34,871 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:34,886 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:34,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:34,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2850 states to 1429 states and 2850 transitions. [2018-10-04 14:57:34,965 INFO L276 IsEmpty]: Start isEmpty. Operand 1429 states and 2850 transitions. [2018-10-04 14:57:34,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:34,965 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:34,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:34,971 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:34,988 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:35,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:35,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2852 states to 1430 states and 2852 transitions. [2018-10-04 14:57:35,067 INFO L276 IsEmpty]: Start isEmpty. Operand 1430 states and 2852 transitions. [2018-10-04 14:57:35,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:35,067 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:35,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:35,074 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:35,091 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:35,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:35,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2854 states to 1431 states and 2854 transitions. [2018-10-04 14:57:35,168 INFO L276 IsEmpty]: Start isEmpty. Operand 1431 states and 2854 transitions. [2018-10-04 14:57:35,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:35,168 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:35,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:35,173 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:35,191 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:35,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:35,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2856 states to 1432 states and 2856 transitions. [2018-10-04 14:57:35,268 INFO L276 IsEmpty]: Start isEmpty. Operand 1432 states and 2856 transitions. [2018-10-04 14:57:35,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:35,268 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:35,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:35,274 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:35,291 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:35,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:35,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2858 states to 1433 states and 2858 transitions. [2018-10-04 14:57:35,367 INFO L276 IsEmpty]: Start isEmpty. Operand 1433 states and 2858 transitions. [2018-10-04 14:57:35,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:35,367 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:35,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:35,371 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:35,386 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:35,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:35,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2860 states to 1434 states and 2860 transitions. [2018-10-04 14:57:35,466 INFO L276 IsEmpty]: Start isEmpty. Operand 1434 states and 2860 transitions. [2018-10-04 14:57:35,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:35,467 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:35,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:35,471 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:35,486 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:35,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:35,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2862 states to 1435 states and 2862 transitions. [2018-10-04 14:57:35,569 INFO L276 IsEmpty]: Start isEmpty. Operand 1435 states and 2862 transitions. [2018-10-04 14:57:35,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:35,570 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:35,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:35,577 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:35,596 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:35,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:35,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2864 states to 1436 states and 2864 transitions. [2018-10-04 14:57:35,668 INFO L276 IsEmpty]: Start isEmpty. Operand 1436 states and 2864 transitions. [2018-10-04 14:57:35,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:35,669 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:35,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:35,674 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:35,693 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:35,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:35,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2866 states to 1437 states and 2866 transitions. [2018-10-04 14:57:35,768 INFO L276 IsEmpty]: Start isEmpty. Operand 1437 states and 2866 transitions. [2018-10-04 14:57:35,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:35,769 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:35,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:35,777 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:35,794 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:35,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:35,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2868 states to 1438 states and 2868 transitions. [2018-10-04 14:57:35,868 INFO L276 IsEmpty]: Start isEmpty. Operand 1438 states and 2868 transitions. [2018-10-04 14:57:35,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:35,869 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:35,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:35,875 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:35,892 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:35,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:35,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2870 states to 1439 states and 2870 transitions. [2018-10-04 14:57:35,965 INFO L276 IsEmpty]: Start isEmpty. Operand 1439 states and 2870 transitions. [2018-10-04 14:57:35,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:35,966 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:35,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:35,971 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:35,985 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:36,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:36,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2872 states to 1440 states and 2872 transitions. [2018-10-04 14:57:36,063 INFO L276 IsEmpty]: Start isEmpty. Operand 1440 states and 2872 transitions. [2018-10-04 14:57:36,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:36,064 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:36,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:36,071 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:36,089 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:36,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:36,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2874 states to 1441 states and 2874 transitions. [2018-10-04 14:57:36,164 INFO L276 IsEmpty]: Start isEmpty. Operand 1441 states and 2874 transitions. [2018-10-04 14:57:36,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:36,165 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:36,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:36,171 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:36,188 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:36,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:36,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2876 states to 1442 states and 2876 transitions. [2018-10-04 14:57:36,263 INFO L276 IsEmpty]: Start isEmpty. Operand 1442 states and 2876 transitions. [2018-10-04 14:57:36,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:36,264 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:36,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:36,268 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:36,285 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:36,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:36,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2878 states to 1443 states and 2878 transitions. [2018-10-04 14:57:36,398 INFO L276 IsEmpty]: Start isEmpty. Operand 1443 states and 2878 transitions. [2018-10-04 14:57:36,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:36,398 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:36,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:36,404 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:36,420 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:36,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:36,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2880 states to 1444 states and 2880 transitions. [2018-10-04 14:57:36,521 INFO L276 IsEmpty]: Start isEmpty. Operand 1444 states and 2880 transitions. [2018-10-04 14:57:36,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:36,522 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:36,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:36,526 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:36,541 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:36,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:36,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2882 states to 1445 states and 2882 transitions. [2018-10-04 14:57:36,646 INFO L276 IsEmpty]: Start isEmpty. Operand 1445 states and 2882 transitions. [2018-10-04 14:57:36,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:36,647 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:36,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:36,651 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:36,668 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:36,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:36,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2884 states to 1446 states and 2884 transitions. [2018-10-04 14:57:36,780 INFO L276 IsEmpty]: Start isEmpty. Operand 1446 states and 2884 transitions. [2018-10-04 14:57:36,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:36,780 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:36,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:36,786 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:36,804 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:36,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:36,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2886 states to 1447 states and 2886 transitions. [2018-10-04 14:57:36,880 INFO L276 IsEmpty]: Start isEmpty. Operand 1447 states and 2886 transitions. [2018-10-04 14:57:36,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:36,880 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:36,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:36,887 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:36,903 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:36,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:36,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2888 states to 1448 states and 2888 transitions. [2018-10-04 14:57:36,979 INFO L276 IsEmpty]: Start isEmpty. Operand 1448 states and 2888 transitions. [2018-10-04 14:57:36,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:36,980 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:36,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:36,986 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:37,000 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:37,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:37,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2890 states to 1449 states and 2890 transitions. [2018-10-04 14:57:37,081 INFO L276 IsEmpty]: Start isEmpty. Operand 1449 states and 2890 transitions. [2018-10-04 14:57:37,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:37,081 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:37,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:37,086 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:37,100 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:37,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:37,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2892 states to 1450 states and 2892 transitions. [2018-10-04 14:57:37,185 INFO L276 IsEmpty]: Start isEmpty. Operand 1450 states and 2892 transitions. [2018-10-04 14:57:37,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:37,186 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:37,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:37,195 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:37,211 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:37,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:37,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2894 states to 1451 states and 2894 transitions. [2018-10-04 14:57:37,287 INFO L276 IsEmpty]: Start isEmpty. Operand 1451 states and 2894 transitions. [2018-10-04 14:57:37,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:37,288 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:37,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:37,293 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:37,310 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:37,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:37,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2896 states to 1452 states and 2896 transitions. [2018-10-04 14:57:37,391 INFO L276 IsEmpty]: Start isEmpty. Operand 1452 states and 2896 transitions. [2018-10-04 14:57:37,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:37,392 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:37,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:37,399 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:37,417 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:37,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:37,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2898 states to 1453 states and 2898 transitions. [2018-10-04 14:57:37,492 INFO L276 IsEmpty]: Start isEmpty. Operand 1453 states and 2898 transitions. [2018-10-04 14:57:37,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:37,493 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:37,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:37,498 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:37,515 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:37,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:37,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2900 states to 1454 states and 2900 transitions. [2018-10-04 14:57:37,592 INFO L276 IsEmpty]: Start isEmpty. Operand 1454 states and 2900 transitions. [2018-10-04 14:57:37,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:37,593 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:37,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:37,597 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:37,615 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:37,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:37,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2902 states to 1455 states and 2902 transitions. [2018-10-04 14:57:37,694 INFO L276 IsEmpty]: Start isEmpty. Operand 1455 states and 2902 transitions. [2018-10-04 14:57:37,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:37,694 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:37,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:37,699 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:37,714 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:37,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:37,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2904 states to 1456 states and 2904 transitions. [2018-10-04 14:57:37,794 INFO L276 IsEmpty]: Start isEmpty. Operand 1456 states and 2904 transitions. [2018-10-04 14:57:37,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:37,795 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:37,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:37,802 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:37,819 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:37,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:37,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2906 states to 1457 states and 2906 transitions. [2018-10-04 14:57:37,893 INFO L276 IsEmpty]: Start isEmpty. Operand 1457 states and 2906 transitions. [2018-10-04 14:57:37,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:37,894 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:37,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:37,899 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:37,918 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:37,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:37,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2908 states to 1458 states and 2908 transitions. [2018-10-04 14:57:37,995 INFO L276 IsEmpty]: Start isEmpty. Operand 1458 states and 2908 transitions. [2018-10-04 14:57:37,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:37,996 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:38,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:38,002 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:38,020 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:38,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:38,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2910 states to 1459 states and 2910 transitions. [2018-10-04 14:57:38,095 INFO L276 IsEmpty]: Start isEmpty. Operand 1459 states and 2910 transitions. [2018-10-04 14:57:38,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:38,095 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:38,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:38,107 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:38,127 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:38,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:38,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2912 states to 1460 states and 2912 transitions. [2018-10-04 14:57:38,199 INFO L276 IsEmpty]: Start isEmpty. Operand 1460 states and 2912 transitions. [2018-10-04 14:57:38,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:38,200 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:38,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:38,204 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:38,236 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:38,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:38,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2914 states to 1461 states and 2914 transitions. [2018-10-04 14:57:38,550 INFO L276 IsEmpty]: Start isEmpty. Operand 1461 states and 2914 transitions. [2018-10-04 14:57:38,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:38,551 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:38,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:38,556 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:38,570 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:38,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:38,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2916 states to 1462 states and 2916 transitions. [2018-10-04 14:57:38,647 INFO L276 IsEmpty]: Start isEmpty. Operand 1462 states and 2916 transitions. [2018-10-04 14:57:38,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:38,647 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:38,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:38,654 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:38,673 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:38,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:38,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2918 states to 1463 states and 2918 transitions. [2018-10-04 14:57:38,747 INFO L276 IsEmpty]: Start isEmpty. Operand 1463 states and 2918 transitions. [2018-10-04 14:57:38,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:38,747 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:38,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:38,752 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:38,767 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:38,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:38,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2920 states to 1464 states and 2920 transitions. [2018-10-04 14:57:38,846 INFO L276 IsEmpty]: Start isEmpty. Operand 1464 states and 2920 transitions. [2018-10-04 14:57:38,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:38,847 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:38,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:38,853 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:38,867 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:38,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:38,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2922 states to 1465 states and 2922 transitions. [2018-10-04 14:57:38,949 INFO L276 IsEmpty]: Start isEmpty. Operand 1465 states and 2922 transitions. [2018-10-04 14:57:38,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:38,950 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:38,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:38,956 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:38,976 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:39,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:39,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2924 states to 1466 states and 2924 transitions. [2018-10-04 14:57:39,050 INFO L276 IsEmpty]: Start isEmpty. Operand 1466 states and 2924 transitions. [2018-10-04 14:57:39,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:39,051 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:39,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:39,055 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:39,072 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:39,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:39,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2926 states to 1467 states and 2926 transitions. [2018-10-04 14:57:39,152 INFO L276 IsEmpty]: Start isEmpty. Operand 1467 states and 2926 transitions. [2018-10-04 14:57:39,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:39,152 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:39,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:39,158 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:39,174 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:39,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:39,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2928 states to 1468 states and 2928 transitions. [2018-10-04 14:57:39,254 INFO L276 IsEmpty]: Start isEmpty. Operand 1468 states and 2928 transitions. [2018-10-04 14:57:39,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:39,255 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:39,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:39,261 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:39,276 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:39,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:39,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2930 states to 1469 states and 2930 transitions. [2018-10-04 14:57:39,358 INFO L276 IsEmpty]: Start isEmpty. Operand 1469 states and 2930 transitions. [2018-10-04 14:57:39,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:39,359 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:39,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:39,364 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:39,382 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:39,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:39,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2932 states to 1470 states and 2932 transitions. [2018-10-04 14:57:39,456 INFO L276 IsEmpty]: Start isEmpty. Operand 1470 states and 2932 transitions. [2018-10-04 14:57:39,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:39,457 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:39,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:39,461 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:39,478 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:39,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:39,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2934 states to 1471 states and 2934 transitions. [2018-10-04 14:57:39,553 INFO L276 IsEmpty]: Start isEmpty. Operand 1471 states and 2934 transitions. [2018-10-04 14:57:39,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:39,553 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:39,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:39,558 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:39,574 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:39,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:39,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2936 states to 1472 states and 2936 transitions. [2018-10-04 14:57:39,654 INFO L276 IsEmpty]: Start isEmpty. Operand 1472 states and 2936 transitions. [2018-10-04 14:57:39,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:39,655 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:39,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:39,660 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:39,674 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:39,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:39,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2938 states to 1473 states and 2938 transitions. [2018-10-04 14:57:39,754 INFO L276 IsEmpty]: Start isEmpty. Operand 1473 states and 2938 transitions. [2018-10-04 14:57:39,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:39,755 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:39,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:39,759 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:39,776 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:39,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:39,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2940 states to 1474 states and 2940 transitions. [2018-10-04 14:57:39,856 INFO L276 IsEmpty]: Start isEmpty. Operand 1474 states and 2940 transitions. [2018-10-04 14:57:39,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:39,857 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:39,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:39,862 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:39,880 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:39,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:39,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2942 states to 1475 states and 2942 transitions. [2018-10-04 14:57:39,958 INFO L276 IsEmpty]: Start isEmpty. Operand 1475 states and 2942 transitions. [2018-10-04 14:57:39,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:39,959 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:39,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:39,965 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:39,982 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:40,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:40,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2944 states to 1476 states and 2944 transitions. [2018-10-04 14:57:40,056 INFO L276 IsEmpty]: Start isEmpty. Operand 1476 states and 2944 transitions. [2018-10-04 14:57:40,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:40,057 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:40,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:40,064 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:40,083 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:40,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:40,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2946 states to 1477 states and 2946 transitions. [2018-10-04 14:57:40,156 INFO L276 IsEmpty]: Start isEmpty. Operand 1477 states and 2946 transitions. [2018-10-04 14:57:40,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:40,157 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:40,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:40,162 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:40,178 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:40,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:40,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2948 states to 1478 states and 2948 transitions. [2018-10-04 14:57:40,258 INFO L276 IsEmpty]: Start isEmpty. Operand 1478 states and 2948 transitions. [2018-10-04 14:57:40,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:40,259 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:40,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:40,263 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:40,291 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:40,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:40,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2950 states to 1479 states and 2950 transitions. [2018-10-04 14:57:40,363 INFO L276 IsEmpty]: Start isEmpty. Operand 1479 states and 2950 transitions. [2018-10-04 14:57:40,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:40,363 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:40,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:40,367 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:40,384 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:40,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:40,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2952 states to 1480 states and 2952 transitions. [2018-10-04 14:57:40,463 INFO L276 IsEmpty]: Start isEmpty. Operand 1480 states and 2952 transitions. [2018-10-04 14:57:40,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:40,463 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:40,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:40,470 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:40,491 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:40,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:40,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2954 states to 1481 states and 2954 transitions. [2018-10-04 14:57:40,566 INFO L276 IsEmpty]: Start isEmpty. Operand 1481 states and 2954 transitions. [2018-10-04 14:57:40,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:40,567 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:40,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:40,573 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:40,590 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:40,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:40,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2956 states to 1482 states and 2956 transitions. [2018-10-04 14:57:40,666 INFO L276 IsEmpty]: Start isEmpty. Operand 1482 states and 2956 transitions. [2018-10-04 14:57:40,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:40,666 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:40,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:40,673 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:40,690 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:40,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:40,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2958 states to 1483 states and 2958 transitions. [2018-10-04 14:57:40,767 INFO L276 IsEmpty]: Start isEmpty. Operand 1483 states and 2958 transitions. [2018-10-04 14:57:40,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:40,767 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:40,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:40,773 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:40,788 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:40,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:40,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2960 states to 1484 states and 2960 transitions. [2018-10-04 14:57:40,871 INFO L276 IsEmpty]: Start isEmpty. Operand 1484 states and 2960 transitions. [2018-10-04 14:57:40,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:40,871 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:40,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:40,875 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:40,893 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:40,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:40,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2962 states to 1485 states and 2962 transitions. [2018-10-04 14:57:40,971 INFO L276 IsEmpty]: Start isEmpty. Operand 1485 states and 2962 transitions. [2018-10-04 14:57:40,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:40,972 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:40,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:40,978 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:40,995 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:41,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:41,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2964 states to 1486 states and 2964 transitions. [2018-10-04 14:57:41,073 INFO L276 IsEmpty]: Start isEmpty. Operand 1486 states and 2964 transitions. [2018-10-04 14:57:41,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:41,073 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:41,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:41,078 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:41,096 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:41,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:41,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2966 states to 1487 states and 2966 transitions. [2018-10-04 14:57:41,174 INFO L276 IsEmpty]: Start isEmpty. Operand 1487 states and 2966 transitions. [2018-10-04 14:57:41,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:41,175 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:41,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:41,180 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:41,197 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:41,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:41,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2968 states to 1488 states and 2968 transitions. [2018-10-04 14:57:41,277 INFO L276 IsEmpty]: Start isEmpty. Operand 1488 states and 2968 transitions. [2018-10-04 14:57:41,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:41,277 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:41,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:41,284 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:41,298 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:41,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:41,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2970 states to 1489 states and 2970 transitions. [2018-10-04 14:57:41,381 INFO L276 IsEmpty]: Start isEmpty. Operand 1489 states and 2970 transitions. [2018-10-04 14:57:41,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:41,381 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:41,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:41,386 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:41,401 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:41,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:41,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2972 states to 1490 states and 2972 transitions. [2018-10-04 14:57:41,501 INFO L276 IsEmpty]: Start isEmpty. Operand 1490 states and 2972 transitions. [2018-10-04 14:57:41,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:41,501 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:41,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:41,505 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:41,521 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:41,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:41,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2974 states to 1491 states and 2974 transitions. [2018-10-04 14:57:41,626 INFO L276 IsEmpty]: Start isEmpty. Operand 1491 states and 2974 transitions. [2018-10-04 14:57:41,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:41,627 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:41,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:41,631 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:41,643 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:41,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:41,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2976 states to 1492 states and 2976 transitions. [2018-10-04 14:57:41,756 INFO L276 IsEmpty]: Start isEmpty. Operand 1492 states and 2976 transitions. [2018-10-04 14:57:41,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:41,757 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:41,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:41,761 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:41,776 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:41,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:41,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2978 states to 1493 states and 2978 transitions. [2018-10-04 14:57:41,884 INFO L276 IsEmpty]: Start isEmpty. Operand 1493 states and 2978 transitions. [2018-10-04 14:57:41,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:41,884 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:41,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:41,888 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:41,903 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:41,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:41,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2980 states to 1494 states and 2980 transitions. [2018-10-04 14:57:41,983 INFO L276 IsEmpty]: Start isEmpty. Operand 1494 states and 2980 transitions. [2018-10-04 14:57:41,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:41,983 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:41,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:41,988 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:42,004 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:42,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:42,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2982 states to 1495 states and 2982 transitions. [2018-10-04 14:57:42,083 INFO L276 IsEmpty]: Start isEmpty. Operand 1495 states and 2982 transitions. [2018-10-04 14:57:42,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:42,084 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:42,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:42,090 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:42,105 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:42,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:42,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2984 states to 1496 states and 2984 transitions. [2018-10-04 14:57:42,186 INFO L276 IsEmpty]: Start isEmpty. Operand 1496 states and 2984 transitions. [2018-10-04 14:57:42,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:42,186 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:42,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:42,192 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:42,210 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:42,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:42,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2986 states to 1497 states and 2986 transitions. [2018-10-04 14:57:42,289 INFO L276 IsEmpty]: Start isEmpty. Operand 1497 states and 2986 transitions. [2018-10-04 14:57:42,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:42,290 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:42,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:42,297 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:42,314 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:42,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:42,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2988 states to 1498 states and 2988 transitions. [2018-10-04 14:57:42,390 INFO L276 IsEmpty]: Start isEmpty. Operand 1498 states and 2988 transitions. [2018-10-04 14:57:42,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:42,390 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:42,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:42,395 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:42,410 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:42,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:42,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2990 states to 1499 states and 2990 transitions. [2018-10-04 14:57:42,494 INFO L276 IsEmpty]: Start isEmpty. Operand 1499 states and 2990 transitions. [2018-10-04 14:57:42,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:42,494 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:42,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:42,499 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:42,516 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:42,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:42,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2992 states to 1500 states and 2992 transitions. [2018-10-04 14:57:42,599 INFO L276 IsEmpty]: Start isEmpty. Operand 1500 states and 2992 transitions. [2018-10-04 14:57:42,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:42,600 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:42,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:42,605 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:42,625 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:42,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:42,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2994 states to 1501 states and 2994 transitions. [2018-10-04 14:57:42,701 INFO L276 IsEmpty]: Start isEmpty. Operand 1501 states and 2994 transitions. [2018-10-04 14:57:42,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:42,701 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:42,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:42,706 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:42,724 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:42,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:42,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2996 states to 1502 states and 2996 transitions. [2018-10-04 14:57:42,802 INFO L276 IsEmpty]: Start isEmpty. Operand 1502 states and 2996 transitions. [2018-10-04 14:57:42,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:42,803 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:42,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:42,809 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:42,825 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:42,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:42,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2998 states to 1503 states and 2998 transitions. [2018-10-04 14:57:42,905 INFO L276 IsEmpty]: Start isEmpty. Operand 1503 states and 2998 transitions. [2018-10-04 14:57:42,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:42,906 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:42,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:42,926 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:42,956 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:43,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:43,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3000 states to 1504 states and 3000 transitions. [2018-10-04 14:57:43,029 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 3000 transitions. [2018-10-04 14:57:43,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:43,030 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:43,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:43,034 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:43,051 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:43,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:43,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3002 states to 1505 states and 3002 transitions. [2018-10-04 14:57:43,127 INFO L276 IsEmpty]: Start isEmpty. Operand 1505 states and 3002 transitions. [2018-10-04 14:57:43,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:43,128 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:43,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:43,132 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:43,148 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:43,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:43,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3004 states to 1506 states and 3004 transitions. [2018-10-04 14:57:43,229 INFO L276 IsEmpty]: Start isEmpty. Operand 1506 states and 3004 transitions. [2018-10-04 14:57:43,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:43,230 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:43,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:43,236 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:43,251 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:43,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:43,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3006 states to 1507 states and 3006 transitions. [2018-10-04 14:57:43,329 INFO L276 IsEmpty]: Start isEmpty. Operand 1507 states and 3006 transitions. [2018-10-04 14:57:43,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:43,330 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:43,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:43,335 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:43,349 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:43,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:43,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3008 states to 1508 states and 3008 transitions. [2018-10-04 14:57:43,430 INFO L276 IsEmpty]: Start isEmpty. Operand 1508 states and 3008 transitions. [2018-10-04 14:57:43,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:43,431 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:43,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:43,438 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:43,454 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:43,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:43,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3010 states to 1509 states and 3010 transitions. [2018-10-04 14:57:43,530 INFO L276 IsEmpty]: Start isEmpty. Operand 1509 states and 3010 transitions. [2018-10-04 14:57:43,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:43,530 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:43,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:43,534 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:43,551 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:43,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:43,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3012 states to 1510 states and 3012 transitions. [2018-10-04 14:57:43,634 INFO L276 IsEmpty]: Start isEmpty. Operand 1510 states and 3012 transitions. [2018-10-04 14:57:43,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:43,634 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:43,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:43,641 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:43,659 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:43,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:43,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3014 states to 1511 states and 3014 transitions. [2018-10-04 14:57:43,737 INFO L276 IsEmpty]: Start isEmpty. Operand 1511 states and 3014 transitions. [2018-10-04 14:57:43,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:43,737 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:43,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:43,741 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:43,757 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:43,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:43,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3016 states to 1512 states and 3016 transitions. [2018-10-04 14:57:43,836 INFO L276 IsEmpty]: Start isEmpty. Operand 1512 states and 3016 transitions. [2018-10-04 14:57:43,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:43,837 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:43,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:43,841 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:43,857 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:43,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:43,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3018 states to 1513 states and 3018 transitions. [2018-10-04 14:57:43,942 INFO L276 IsEmpty]: Start isEmpty. Operand 1513 states and 3018 transitions. [2018-10-04 14:57:43,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:43,942 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:43,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:43,949 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:43,965 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:44,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:44,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3020 states to 1514 states and 3020 transitions. [2018-10-04 14:57:44,043 INFO L276 IsEmpty]: Start isEmpty. Operand 1514 states and 3020 transitions. [2018-10-04 14:57:44,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:44,043 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:44,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:44,049 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:44,066 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:44,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:44,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3022 states to 1515 states and 3022 transitions. [2018-10-04 14:57:44,149 INFO L276 IsEmpty]: Start isEmpty. Operand 1515 states and 3022 transitions. [2018-10-04 14:57:44,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:44,150 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:44,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:44,154 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:44,179 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:44,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:44,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3024 states to 1516 states and 3024 transitions. [2018-10-04 14:57:44,292 INFO L276 IsEmpty]: Start isEmpty. Operand 1516 states and 3024 transitions. [2018-10-04 14:57:44,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:44,292 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:44,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:44,299 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:44,313 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:44,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:44,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3026 states to 1517 states and 3026 transitions. [2018-10-04 14:57:44,396 INFO L276 IsEmpty]: Start isEmpty. Operand 1517 states and 3026 transitions. [2018-10-04 14:57:44,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:44,396 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:44,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:44,401 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:44,419 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:44,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:44,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3028 states to 1518 states and 3028 transitions. [2018-10-04 14:57:44,493 INFO L276 IsEmpty]: Start isEmpty. Operand 1518 states and 3028 transitions. [2018-10-04 14:57:44,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:44,494 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:44,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:44,498 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:44,513 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:44,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:44,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3030 states to 1519 states and 3030 transitions. [2018-10-04 14:57:44,595 INFO L276 IsEmpty]: Start isEmpty. Operand 1519 states and 3030 transitions. [2018-10-04 14:57:44,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:44,596 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:44,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:44,603 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:44,618 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:44,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:44,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3032 states to 1520 states and 3032 transitions. [2018-10-04 14:57:44,694 INFO L276 IsEmpty]: Start isEmpty. Operand 1520 states and 3032 transitions. [2018-10-04 14:57:44,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:44,695 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:44,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:44,702 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:44,718 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:44,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:44,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3034 states to 1521 states and 3034 transitions. [2018-10-04 14:57:44,794 INFO L276 IsEmpty]: Start isEmpty. Operand 1521 states and 3034 transitions. [2018-10-04 14:57:44,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:44,795 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:44,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:44,799 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:44,814 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:44,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:44,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3036 states to 1522 states and 3036 transitions. [2018-10-04 14:57:44,896 INFO L276 IsEmpty]: Start isEmpty. Operand 1522 states and 3036 transitions. [2018-10-04 14:57:44,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:44,897 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:44,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:44,902 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:44,917 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:45,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:45,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3038 states to 1523 states and 3038 transitions. [2018-10-04 14:57:45,001 INFO L276 IsEmpty]: Start isEmpty. Operand 1523 states and 3038 transitions. [2018-10-04 14:57:45,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:45,001 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:45,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:45,006 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:45,023 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:45,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:45,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3040 states to 1524 states and 3040 transitions. [2018-10-04 14:57:45,102 INFO L276 IsEmpty]: Start isEmpty. Operand 1524 states and 3040 transitions. [2018-10-04 14:57:45,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:45,102 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:45,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:45,108 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:45,131 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:45,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:45,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3042 states to 1525 states and 3042 transitions. [2018-10-04 14:57:45,204 INFO L276 IsEmpty]: Start isEmpty. Operand 1525 states and 3042 transitions. [2018-10-04 14:57:45,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:45,205 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:45,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:45,211 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:45,227 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:45,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:45,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3044 states to 1526 states and 3044 transitions. [2018-10-04 14:57:45,306 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 3044 transitions. [2018-10-04 14:57:45,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:45,307 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:45,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:45,313 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:45,328 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:45,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:45,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3046 states to 1527 states and 3046 transitions. [2018-10-04 14:57:45,409 INFO L276 IsEmpty]: Start isEmpty. Operand 1527 states and 3046 transitions. [2018-10-04 14:57:45,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:45,410 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:45,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:45,416 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:45,433 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:45,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:45,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3048 states to 1528 states and 3048 transitions. [2018-10-04 14:57:45,512 INFO L276 IsEmpty]: Start isEmpty. Operand 1528 states and 3048 transitions. [2018-10-04 14:57:45,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:45,513 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:45,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:45,521 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:45,541 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:45,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:45,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3050 states to 1529 states and 3050 transitions. [2018-10-04 14:57:45,615 INFO L276 IsEmpty]: Start isEmpty. Operand 1529 states and 3050 transitions. [2018-10-04 14:57:45,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:45,616 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:45,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:45,623 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:45,639 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:45,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:45,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3052 states to 1530 states and 3052 transitions. [2018-10-04 14:57:45,721 INFO L276 IsEmpty]: Start isEmpty. Operand 1530 states and 3052 transitions. [2018-10-04 14:57:45,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:45,722 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:45,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:45,727 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:45,743 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:45,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:45,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3054 states to 1531 states and 3054 transitions. [2018-10-04 14:57:45,824 INFO L276 IsEmpty]: Start isEmpty. Operand 1531 states and 3054 transitions. [2018-10-04 14:57:45,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:45,824 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:45,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:45,830 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:45,846 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:45,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:45,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3056 states to 1532 states and 3056 transitions. [2018-10-04 14:57:45,933 INFO L276 IsEmpty]: Start isEmpty. Operand 1532 states and 3056 transitions. [2018-10-04 14:57:45,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:45,934 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:45,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:45,952 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:45,983 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:46,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:46,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3058 states to 1533 states and 3058 transitions. [2018-10-04 14:57:46,062 INFO L276 IsEmpty]: Start isEmpty. Operand 1533 states and 3058 transitions. [2018-10-04 14:57:46,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:46,062 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:46,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:46,067 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:46,083 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:46,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:46,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3060 states to 1534 states and 3060 transitions. [2018-10-04 14:57:46,164 INFO L276 IsEmpty]: Start isEmpty. Operand 1534 states and 3060 transitions. [2018-10-04 14:57:46,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:46,164 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:46,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:46,172 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:46,187 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:46,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:46,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3062 states to 1535 states and 3062 transitions. [2018-10-04 14:57:46,271 INFO L276 IsEmpty]: Start isEmpty. Operand 1535 states and 3062 transitions. [2018-10-04 14:57:46,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:46,272 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:46,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:46,276 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:46,294 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:46,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:46,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3064 states to 1536 states and 3064 transitions. [2018-10-04 14:57:46,379 INFO L276 IsEmpty]: Start isEmpty. Operand 1536 states and 3064 transitions. [2018-10-04 14:57:46,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:46,380 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:46,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:46,395 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:46,415 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:46,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:46,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3066 states to 1537 states and 3066 transitions. [2018-10-04 14:57:46,490 INFO L276 IsEmpty]: Start isEmpty. Operand 1537 states and 3066 transitions. [2018-10-04 14:57:46,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:46,491 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:46,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:46,496 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:46,515 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:46,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:46,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3068 states to 1538 states and 3068 transitions. [2018-10-04 14:57:46,621 INFO L276 IsEmpty]: Start isEmpty. Operand 1538 states and 3068 transitions. [2018-10-04 14:57:46,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:46,622 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:46,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:46,626 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:46,640 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:46,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:46,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3070 states to 1539 states and 3070 transitions. [2018-10-04 14:57:46,743 INFO L276 IsEmpty]: Start isEmpty. Operand 1539 states and 3070 transitions. [2018-10-04 14:57:46,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:46,744 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:46,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:46,748 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:46,762 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:46,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:46,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3072 states to 1540 states and 3072 transitions. [2018-10-04 14:57:46,865 INFO L276 IsEmpty]: Start isEmpty. Operand 1540 states and 3072 transitions. [2018-10-04 14:57:46,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:46,866 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:46,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:46,870 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:46,884 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:47,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:47,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3074 states to 1541 states and 3074 transitions. [2018-10-04 14:57:47,002 INFO L276 IsEmpty]: Start isEmpty. Operand 1541 states and 3074 transitions. [2018-10-04 14:57:47,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:47,003 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:47,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:47,007 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:47,024 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:47,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:47,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3076 states to 1542 states and 3076 transitions. [2018-10-04 14:57:47,102 INFO L276 IsEmpty]: Start isEmpty. Operand 1542 states and 3076 transitions. [2018-10-04 14:57:47,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:47,103 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:47,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:47,108 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:47,125 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:47,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:47,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3078 states to 1543 states and 3078 transitions. [2018-10-04 14:57:47,205 INFO L276 IsEmpty]: Start isEmpty. Operand 1543 states and 3078 transitions. [2018-10-04 14:57:47,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:47,205 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:47,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:47,212 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:47,229 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:47,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:47,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3080 states to 1544 states and 3080 transitions. [2018-10-04 14:57:47,305 INFO L276 IsEmpty]: Start isEmpty. Operand 1544 states and 3080 transitions. [2018-10-04 14:57:47,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:47,306 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:47,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:47,312 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:47,332 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:47,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:47,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3082 states to 1545 states and 3082 transitions. [2018-10-04 14:57:47,410 INFO L276 IsEmpty]: Start isEmpty. Operand 1545 states and 3082 transitions. [2018-10-04 14:57:47,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:47,411 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:47,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:47,415 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:47,430 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:47,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:47,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3084 states to 1546 states and 3084 transitions. [2018-10-04 14:57:47,514 INFO L276 IsEmpty]: Start isEmpty. Operand 1546 states and 3084 transitions. [2018-10-04 14:57:47,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:47,514 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:47,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:47,521 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:47,537 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:47,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:47,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3086 states to 1547 states and 3086 transitions. [2018-10-04 14:57:47,616 INFO L276 IsEmpty]: Start isEmpty. Operand 1547 states and 3086 transitions. [2018-10-04 14:57:47,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:47,617 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:47,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:47,621 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:47,639 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:47,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:47,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3088 states to 1548 states and 3088 transitions. [2018-10-04 14:57:47,719 INFO L276 IsEmpty]: Start isEmpty. Operand 1548 states and 3088 transitions. [2018-10-04 14:57:47,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:47,720 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:47,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:47,725 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:47,743 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:47,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:47,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3090 states to 1549 states and 3090 transitions. [2018-10-04 14:57:47,822 INFO L276 IsEmpty]: Start isEmpty. Operand 1549 states and 3090 transitions. [2018-10-04 14:57:47,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:47,822 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:47,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:47,827 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:47,846 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:47,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:47,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3092 states to 1550 states and 3092 transitions. [2018-10-04 14:57:47,926 INFO L276 IsEmpty]: Start isEmpty. Operand 1550 states and 3092 transitions. [2018-10-04 14:57:47,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:47,926 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:47,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:47,931 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:47,946 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:48,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:48,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3094 states to 1551 states and 3094 transitions. [2018-10-04 14:57:48,028 INFO L276 IsEmpty]: Start isEmpty. Operand 1551 states and 3094 transitions. [2018-10-04 14:57:48,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:48,029 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:48,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:48,036 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:48,051 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:48,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:48,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3096 states to 1552 states and 3096 transitions. [2018-10-04 14:57:48,134 INFO L276 IsEmpty]: Start isEmpty. Operand 1552 states and 3096 transitions. [2018-10-04 14:57:48,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:48,135 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:48,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:48,141 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:48,156 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:48,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:48,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3098 states to 1553 states and 3098 transitions. [2018-10-04 14:57:48,238 INFO L276 IsEmpty]: Start isEmpty. Operand 1553 states and 3098 transitions. [2018-10-04 14:57:48,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:48,238 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:48,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:48,246 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:48,263 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:48,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:48,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3100 states to 1554 states and 3100 transitions. [2018-10-04 14:57:48,337 INFO L276 IsEmpty]: Start isEmpty. Operand 1554 states and 3100 transitions. [2018-10-04 14:57:48,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:48,337 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:48,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:48,343 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:48,359 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:48,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:48,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3102 states to 1555 states and 3102 transitions. [2018-10-04 14:57:48,441 INFO L276 IsEmpty]: Start isEmpty. Operand 1555 states and 3102 transitions. [2018-10-04 14:57:48,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:48,442 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:48,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:48,449 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:48,464 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:48,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:48,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3104 states to 1556 states and 3104 transitions. [2018-10-04 14:57:48,545 INFO L276 IsEmpty]: Start isEmpty. Operand 1556 states and 3104 transitions. [2018-10-04 14:57:48,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:48,546 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:48,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:48,550 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:48,568 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:48,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:48,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3106 states to 1557 states and 3106 transitions. [2018-10-04 14:57:48,651 INFO L276 IsEmpty]: Start isEmpty. Operand 1557 states and 3106 transitions. [2018-10-04 14:57:48,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:48,652 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:48,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:48,657 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:48,672 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:48,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:48,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3108 states to 1558 states and 3108 transitions. [2018-10-04 14:57:48,757 INFO L276 IsEmpty]: Start isEmpty. Operand 1558 states and 3108 transitions. [2018-10-04 14:57:48,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:48,758 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:48,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:48,764 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:48,780 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:48,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:48,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3110 states to 1559 states and 3110 transitions. [2018-10-04 14:57:48,858 INFO L276 IsEmpty]: Start isEmpty. Operand 1559 states and 3110 transitions. [2018-10-04 14:57:48,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:48,859 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:48,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:48,863 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:48,882 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:48,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:48,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3112 states to 1560 states and 3112 transitions. [2018-10-04 14:57:48,963 INFO L276 IsEmpty]: Start isEmpty. Operand 1560 states and 3112 transitions. [2018-10-04 14:57:48,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:48,964 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:48,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:48,968 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:48,983 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:49,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:49,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3114 states to 1561 states and 3114 transitions. [2018-10-04 14:57:49,068 INFO L276 IsEmpty]: Start isEmpty. Operand 1561 states and 3114 transitions. [2018-10-04 14:57:49,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:49,069 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:49,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:49,076 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:49,092 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:49,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:49,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3116 states to 1562 states and 3116 transitions. [2018-10-04 14:57:49,173 INFO L276 IsEmpty]: Start isEmpty. Operand 1562 states and 3116 transitions. [2018-10-04 14:57:49,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:49,174 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:49,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:49,178 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:49,195 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:49,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:49,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3118 states to 1563 states and 3118 transitions. [2018-10-04 14:57:49,274 INFO L276 IsEmpty]: Start isEmpty. Operand 1563 states and 3118 transitions. [2018-10-04 14:57:49,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:49,275 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:49,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:49,279 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:49,296 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:49,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:49,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3120 states to 1564 states and 3120 transitions. [2018-10-04 14:57:49,383 INFO L276 IsEmpty]: Start isEmpty. Operand 1564 states and 3120 transitions. [2018-10-04 14:57:49,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:49,384 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:49,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:49,389 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:49,411 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:49,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:49,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3122 states to 1565 states and 3122 transitions. [2018-10-04 14:57:49,488 INFO L276 IsEmpty]: Start isEmpty. Operand 1565 states and 3122 transitions. [2018-10-04 14:57:49,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:49,489 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:49,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:49,494 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:49,511 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:49,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:49,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3124 states to 1566 states and 3124 transitions. [2018-10-04 14:57:49,593 INFO L276 IsEmpty]: Start isEmpty. Operand 1566 states and 3124 transitions. [2018-10-04 14:57:49,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:49,593 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:49,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:49,600 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:49,618 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:49,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:49,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3126 states to 1567 states and 3126 transitions. [2018-10-04 14:57:49,701 INFO L276 IsEmpty]: Start isEmpty. Operand 1567 states and 3126 transitions. [2018-10-04 14:57:49,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:49,702 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:49,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:49,706 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:49,721 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:49,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:49,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3128 states to 1568 states and 3128 transitions. [2018-10-04 14:57:49,809 INFO L276 IsEmpty]: Start isEmpty. Operand 1568 states and 3128 transitions. [2018-10-04 14:57:49,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:49,810 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:49,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:49,814 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:49,837 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:49,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:49,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3130 states to 1569 states and 3130 transitions. [2018-10-04 14:57:49,913 INFO L276 IsEmpty]: Start isEmpty. Operand 1569 states and 3130 transitions. [2018-10-04 14:57:49,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:49,914 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:49,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:49,918 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:49,934 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:50,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:50,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3132 states to 1570 states and 3132 transitions. [2018-10-04 14:57:50,017 INFO L276 IsEmpty]: Start isEmpty. Operand 1570 states and 3132 transitions. [2018-10-04 14:57:50,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:50,018 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:50,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:50,025 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:50,044 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:50,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:50,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3134 states to 1571 states and 3134 transitions. [2018-10-04 14:57:50,122 INFO L276 IsEmpty]: Start isEmpty. Operand 1571 states and 3134 transitions. [2018-10-04 14:57:50,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:50,123 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:50,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:50,129 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:50,144 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:50,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:50,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3136 states to 1572 states and 3136 transitions. [2018-10-04 14:57:50,227 INFO L276 IsEmpty]: Start isEmpty. Operand 1572 states and 3136 transitions. [2018-10-04 14:57:50,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:50,228 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:50,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:50,234 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:50,252 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:50,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:50,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3138 states to 1573 states and 3138 transitions. [2018-10-04 14:57:50,329 INFO L276 IsEmpty]: Start isEmpty. Operand 1573 states and 3138 transitions. [2018-10-04 14:57:50,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:50,330 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:50,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:50,337 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:50,357 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:50,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:50,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3140 states to 1574 states and 3140 transitions. [2018-10-04 14:57:50,437 INFO L276 IsEmpty]: Start isEmpty. Operand 1574 states and 3140 transitions. [2018-10-04 14:57:50,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:50,438 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:50,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:50,442 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:50,458 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:50,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:50,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3142 states to 1575 states and 3142 transitions. [2018-10-04 14:57:50,541 INFO L276 IsEmpty]: Start isEmpty. Operand 1575 states and 3142 transitions. [2018-10-04 14:57:50,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:50,542 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:50,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:50,548 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:50,566 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:50,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:50,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3144 states to 1576 states and 3144 transitions. [2018-10-04 14:57:50,647 INFO L276 IsEmpty]: Start isEmpty. Operand 1576 states and 3144 transitions. [2018-10-04 14:57:50,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:50,648 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:50,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:50,654 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:50,673 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:50,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:50,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3146 states to 1577 states and 3146 transitions. [2018-10-04 14:57:50,750 INFO L276 IsEmpty]: Start isEmpty. Operand 1577 states and 3146 transitions. [2018-10-04 14:57:50,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:50,751 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:50,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:50,758 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:50,773 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:50,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:50,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3148 states to 1578 states and 3148 transitions. [2018-10-04 14:57:50,853 INFO L276 IsEmpty]: Start isEmpty. Operand 1578 states and 3148 transitions. [2018-10-04 14:57:50,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:50,854 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:50,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:50,859 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:50,877 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:50,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:50,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3150 states to 1579 states and 3150 transitions. [2018-10-04 14:57:50,960 INFO L276 IsEmpty]: Start isEmpty. Operand 1579 states and 3150 transitions. [2018-10-04 14:57:50,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:50,961 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:50,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:50,966 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:50,983 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:51,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:51,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3152 states to 1580 states and 3152 transitions. [2018-10-04 14:57:51,066 INFO L276 IsEmpty]: Start isEmpty. Operand 1580 states and 3152 transitions. [2018-10-04 14:57:51,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:51,067 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:51,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:51,074 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:51,089 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:51,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:51,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3154 states to 1581 states and 3154 transitions. [2018-10-04 14:57:51,177 INFO L276 IsEmpty]: Start isEmpty. Operand 1581 states and 3154 transitions. [2018-10-04 14:57:51,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:51,178 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:51,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:51,184 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:51,204 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:51,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:51,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3156 states to 1582 states and 3156 transitions. [2018-10-04 14:57:51,283 INFO L276 IsEmpty]: Start isEmpty. Operand 1582 states and 3156 transitions. [2018-10-04 14:57:51,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:51,284 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:51,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:51,291 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:51,308 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:51,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:51,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3158 states to 1583 states and 3158 transitions. [2018-10-04 14:57:51,384 INFO L276 IsEmpty]: Start isEmpty. Operand 1583 states and 3158 transitions. [2018-10-04 14:57:51,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:51,385 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:51,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:51,391 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:51,408 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:51,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:51,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3160 states to 1584 states and 3160 transitions. [2018-10-04 14:57:51,490 INFO L276 IsEmpty]: Start isEmpty. Operand 1584 states and 3160 transitions. [2018-10-04 14:57:51,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:51,491 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:51,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:51,497 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:51,518 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:51,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:51,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3162 states to 1585 states and 3162 transitions. [2018-10-04 14:57:51,593 INFO L276 IsEmpty]: Start isEmpty. Operand 1585 states and 3162 transitions. [2018-10-04 14:57:51,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:51,594 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:51,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:51,602 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:51,619 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:51,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:51,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3164 states to 1586 states and 3164 transitions. [2018-10-04 14:57:51,702 INFO L276 IsEmpty]: Start isEmpty. Operand 1586 states and 3164 transitions. [2018-10-04 14:57:51,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:51,702 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:51,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:51,706 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:51,724 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:51,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:51,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3166 states to 1587 states and 3166 transitions. [2018-10-04 14:57:51,835 INFO L276 IsEmpty]: Start isEmpty. Operand 1587 states and 3166 transitions. [2018-10-04 14:57:51,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:51,836 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:51,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:51,840 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:51,854 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:51,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:51,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3168 states to 1588 states and 3168 transitions. [2018-10-04 14:57:51,955 INFO L276 IsEmpty]: Start isEmpty. Operand 1588 states and 3168 transitions. [2018-10-04 14:57:51,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:51,956 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:51,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:51,960 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:51,973 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:52,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:52,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3170 states to 1589 states and 3170 transitions. [2018-10-04 14:57:52,087 INFO L276 IsEmpty]: Start isEmpty. Operand 1589 states and 3170 transitions. [2018-10-04 14:57:52,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:52,088 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:52,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:52,091 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:52,108 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:52,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:52,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3172 states to 1590 states and 3172 transitions. [2018-10-04 14:57:52,187 INFO L276 IsEmpty]: Start isEmpty. Operand 1590 states and 3172 transitions. [2018-10-04 14:57:52,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:52,188 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:52,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:52,195 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:52,211 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:52,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:52,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3174 states to 1591 states and 3174 transitions. [2018-10-04 14:57:52,292 INFO L276 IsEmpty]: Start isEmpty. Operand 1591 states and 3174 transitions. [2018-10-04 14:57:52,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:52,293 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:52,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:52,297 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:52,314 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:52,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:52,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3176 states to 1592 states and 3176 transitions. [2018-10-04 14:57:52,395 INFO L276 IsEmpty]: Start isEmpty. Operand 1592 states and 3176 transitions. [2018-10-04 14:57:52,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:52,396 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:52,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:52,401 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:52,418 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:52,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:52,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3178 states to 1593 states and 3178 transitions. [2018-10-04 14:57:52,501 INFO L276 IsEmpty]: Start isEmpty. Operand 1593 states and 3178 transitions. [2018-10-04 14:57:52,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:52,502 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:52,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:52,506 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:52,521 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:52,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:52,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3180 states to 1594 states and 3180 transitions. [2018-10-04 14:57:52,606 INFO L276 IsEmpty]: Start isEmpty. Operand 1594 states and 3180 transitions. [2018-10-04 14:57:52,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:52,607 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:52,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:52,611 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:52,627 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:52,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:52,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3182 states to 1595 states and 3182 transitions. [2018-10-04 14:57:52,711 INFO L276 IsEmpty]: Start isEmpty. Operand 1595 states and 3182 transitions. [2018-10-04 14:57:52,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:52,712 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:52,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:52,716 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:52,732 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:52,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:52,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3184 states to 1596 states and 3184 transitions. [2018-10-04 14:57:52,816 INFO L276 IsEmpty]: Start isEmpty. Operand 1596 states and 3184 transitions. [2018-10-04 14:57:52,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:52,817 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:52,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:52,823 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:52,839 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:52,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:52,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3186 states to 1597 states and 3186 transitions. [2018-10-04 14:57:52,921 INFO L276 IsEmpty]: Start isEmpty. Operand 1597 states and 3186 transitions. [2018-10-04 14:57:52,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:52,922 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:52,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:52,926 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:52,942 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:53,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:53,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3188 states to 1598 states and 3188 transitions. [2018-10-04 14:57:53,027 INFO L276 IsEmpty]: Start isEmpty. Operand 1598 states and 3188 transitions. [2018-10-04 14:57:53,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:53,027 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:53,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:53,031 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:53,046 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:53,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:53,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3190 states to 1599 states and 3190 transitions. [2018-10-04 14:57:53,135 INFO L276 IsEmpty]: Start isEmpty. Operand 1599 states and 3190 transitions. [2018-10-04 14:57:53,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:53,136 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:53,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:53,140 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:53,155 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:53,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:53,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3192 states to 1600 states and 3192 transitions. [2018-10-04 14:57:53,243 INFO L276 IsEmpty]: Start isEmpty. Operand 1600 states and 3192 transitions. [2018-10-04 14:57:53,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:53,244 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:53,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:53,248 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:53,268 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:53,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:53,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3194 states to 1601 states and 3194 transitions. [2018-10-04 14:57:53,348 INFO L276 IsEmpty]: Start isEmpty. Operand 1601 states and 3194 transitions. [2018-10-04 14:57:53,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:53,349 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:53,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:53,354 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:53,372 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:53,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:53,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3196 states to 1602 states and 3196 transitions. [2018-10-04 14:57:53,454 INFO L276 IsEmpty]: Start isEmpty. Operand 1602 states and 3196 transitions. [2018-10-04 14:57:53,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:53,455 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:53,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:53,462 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:53,482 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:53,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:53,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3198 states to 1603 states and 3198 transitions. [2018-10-04 14:57:53,559 INFO L276 IsEmpty]: Start isEmpty. Operand 1603 states and 3198 transitions. [2018-10-04 14:57:53,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:53,560 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:53,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:53,565 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:53,585 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:53,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:53,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3200 states to 1604 states and 3200 transitions. [2018-10-04 14:57:53,665 INFO L276 IsEmpty]: Start isEmpty. Operand 1604 states and 3200 transitions. [2018-10-04 14:57:53,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:53,666 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:53,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:53,671 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:53,687 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:53,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:53,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3202 states to 1605 states and 3202 transitions. [2018-10-04 14:57:53,778 INFO L276 IsEmpty]: Start isEmpty. Operand 1605 states and 3202 transitions. [2018-10-04 14:57:53,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:53,779 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:53,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:53,783 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:53,800 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:53,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:53,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3204 states to 1606 states and 3204 transitions. [2018-10-04 14:57:53,883 INFO L276 IsEmpty]: Start isEmpty. Operand 1606 states and 3204 transitions. [2018-10-04 14:57:53,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:53,884 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:53,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:53,890 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:53,911 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:53,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:53,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3206 states to 1607 states and 3206 transitions. [2018-10-04 14:57:53,988 INFO L276 IsEmpty]: Start isEmpty. Operand 1607 states and 3206 transitions. [2018-10-04 14:57:53,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:53,989 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:53,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:53,995 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:54,013 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:54,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:54,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3208 states to 1608 states and 3208 transitions. [2018-10-04 14:57:54,093 INFO L276 IsEmpty]: Start isEmpty. Operand 1608 states and 3208 transitions. [2018-10-04 14:57:54,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:54,093 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:54,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:54,099 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:54,116 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:54,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:54,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3210 states to 1609 states and 3210 transitions. [2018-10-04 14:57:54,193 INFO L276 IsEmpty]: Start isEmpty. Operand 1609 states and 3210 transitions. [2018-10-04 14:57:54,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:54,194 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:54,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:54,201 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:54,218 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:54,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:54,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3212 states to 1610 states and 3212 transitions. [2018-10-04 14:57:54,300 INFO L276 IsEmpty]: Start isEmpty. Operand 1610 states and 3212 transitions. [2018-10-04 14:57:54,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:54,301 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:54,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:54,307 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:54,326 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:54,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:54,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3214 states to 1611 states and 3214 transitions. [2018-10-04 14:57:54,407 INFO L276 IsEmpty]: Start isEmpty. Operand 1611 states and 3214 transitions. [2018-10-04 14:57:54,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:54,408 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:54,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:54,413 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:54,431 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:54,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:54,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3216 states to 1612 states and 3216 transitions. [2018-10-04 14:57:54,513 INFO L276 IsEmpty]: Start isEmpty. Operand 1612 states and 3216 transitions. [2018-10-04 14:57:54,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:54,514 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:54,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:54,518 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:54,533 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:54,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:54,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3218 states to 1613 states and 3218 transitions. [2018-10-04 14:57:54,621 INFO L276 IsEmpty]: Start isEmpty. Operand 1613 states and 3218 transitions. [2018-10-04 14:57:54,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:54,622 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:54,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:54,626 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:54,643 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:54,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:54,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3220 states to 1614 states and 3220 transitions. [2018-10-04 14:57:54,730 INFO L276 IsEmpty]: Start isEmpty. Operand 1614 states and 3220 transitions. [2018-10-04 14:57:54,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:54,731 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:54,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:54,737 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:54,756 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:54,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:54,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3222 states to 1615 states and 3222 transitions. [2018-10-04 14:57:54,836 INFO L276 IsEmpty]: Start isEmpty. Operand 1615 states and 3222 transitions. [2018-10-04 14:57:54,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:54,837 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:54,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:54,841 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:54,862 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:54,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:54,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3224 states to 1616 states and 3224 transitions. [2018-10-04 14:57:54,939 INFO L276 IsEmpty]: Start isEmpty. Operand 1616 states and 3224 transitions. [2018-10-04 14:57:54,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:54,940 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:54,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:54,945 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:54,962 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:55,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:55,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3226 states to 1617 states and 3226 transitions. [2018-10-04 14:57:55,046 INFO L276 IsEmpty]: Start isEmpty. Operand 1617 states and 3226 transitions. [2018-10-04 14:57:55,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:55,047 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:55,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:55,051 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:55,072 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:55,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:55,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3228 states to 1618 states and 3228 transitions. [2018-10-04 14:57:55,152 INFO L276 IsEmpty]: Start isEmpty. Operand 1618 states and 3228 transitions. [2018-10-04 14:57:55,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:55,153 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:55,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:55,160 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:55,176 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:55,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:55,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3230 states to 1619 states and 3230 transitions. [2018-10-04 14:57:55,257 INFO L276 IsEmpty]: Start isEmpty. Operand 1619 states and 3230 transitions. [2018-10-04 14:57:55,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:55,258 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:55,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:55,264 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:55,280 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:55,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:55,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3232 states to 1620 states and 3232 transitions. [2018-10-04 14:57:55,363 INFO L276 IsEmpty]: Start isEmpty. Operand 1620 states and 3232 transitions. [2018-10-04 14:57:55,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:55,363 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:55,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:55,367 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:55,384 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:55,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:55,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3234 states to 1621 states and 3234 transitions. [2018-10-04 14:57:55,467 INFO L276 IsEmpty]: Start isEmpty. Operand 1621 states and 3234 transitions. [2018-10-04 14:57:55,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:55,468 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:55,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:55,476 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:55,492 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:55,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:55,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3236 states to 1622 states and 3236 transitions. [2018-10-04 14:57:55,573 INFO L276 IsEmpty]: Start isEmpty. Operand 1622 states and 3236 transitions. [2018-10-04 14:57:55,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:55,574 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:55,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:55,579 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:55,596 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:55,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:55,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3238 states to 1623 states and 3238 transitions. [2018-10-04 14:57:55,680 INFO L276 IsEmpty]: Start isEmpty. Operand 1623 states and 3238 transitions. [2018-10-04 14:57:55,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:55,681 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:55,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:55,685 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:55,701 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:55,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:55,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3240 states to 1624 states and 3240 transitions. [2018-10-04 14:57:55,787 INFO L276 IsEmpty]: Start isEmpty. Operand 1624 states and 3240 transitions. [2018-10-04 14:57:55,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:55,787 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:55,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:55,794 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:55,810 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:55,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:55,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3242 states to 1625 states and 3242 transitions. [2018-10-04 14:57:55,894 INFO L276 IsEmpty]: Start isEmpty. Operand 1625 states and 3242 transitions. [2018-10-04 14:57:55,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:55,895 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:55,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:55,901 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:55,918 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:56,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:56,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3244 states to 1626 states and 3244 transitions. [2018-10-04 14:57:56,001 INFO L276 IsEmpty]: Start isEmpty. Operand 1626 states and 3244 transitions. [2018-10-04 14:57:56,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:56,002 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:56,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:56,009 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:56,026 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:56,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:56,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3246 states to 1627 states and 3246 transitions. [2018-10-04 14:57:56,108 INFO L276 IsEmpty]: Start isEmpty. Operand 1627 states and 3246 transitions. [2018-10-04 14:57:56,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:56,109 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:56,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:56,117 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:56,148 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:56,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:56,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3248 states to 1628 states and 3248 transitions. [2018-10-04 14:57:56,357 INFO L276 IsEmpty]: Start isEmpty. Operand 1628 states and 3248 transitions. [2018-10-04 14:57:56,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:56,358 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:56,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:56,362 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:56,378 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:56,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:56,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3250 states to 1629 states and 3250 transitions. [2018-10-04 14:57:56,457 INFO L276 IsEmpty]: Start isEmpty. Operand 1629 states and 3250 transitions. [2018-10-04 14:57:56,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:56,458 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:56,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:56,464 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:56,479 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:56,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:56,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3252 states to 1630 states and 3252 transitions. [2018-10-04 14:57:56,564 INFO L276 IsEmpty]: Start isEmpty. Operand 1630 states and 3252 transitions. [2018-10-04 14:57:56,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:56,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:56,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:56,572 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:56,591 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:56,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:56,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3254 states to 1631 states and 3254 transitions. [2018-10-04 14:57:56,672 INFO L276 IsEmpty]: Start isEmpty. Operand 1631 states and 3254 transitions. [2018-10-04 14:57:56,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:56,673 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:56,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:56,678 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:56,696 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:56,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:56,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3256 states to 1632 states and 3256 transitions. [2018-10-04 14:57:56,782 INFO L276 IsEmpty]: Start isEmpty. Operand 1632 states and 3256 transitions. [2018-10-04 14:57:56,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:56,783 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:56,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:56,787 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:56,803 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:56,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:56,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3258 states to 1633 states and 3258 transitions. [2018-10-04 14:57:56,915 INFO L276 IsEmpty]: Start isEmpty. Operand 1633 states and 3258 transitions. [2018-10-04 14:57:56,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:56,916 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:56,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:56,923 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:56,939 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:57,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:57,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3260 states to 1634 states and 3260 transitions. [2018-10-04 14:57:57,051 INFO L276 IsEmpty]: Start isEmpty. Operand 1634 states and 3260 transitions. [2018-10-04 14:57:57,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:57,052 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:57,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:57,056 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:57,070 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:57,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:57,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3262 states to 1635 states and 3262 transitions. [2018-10-04 14:57:57,188 INFO L276 IsEmpty]: Start isEmpty. Operand 1635 states and 3262 transitions. [2018-10-04 14:57:57,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:57,189 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:57,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:57,193 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:57,207 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:57,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:57,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3264 states to 1636 states and 3264 transitions. [2018-10-04 14:57:57,313 INFO L276 IsEmpty]: Start isEmpty. Operand 1636 states and 3264 transitions. [2018-10-04 14:57:57,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:57,314 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:57,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:57,319 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:57,337 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:57,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:57,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3266 states to 1637 states and 3266 transitions. [2018-10-04 14:57:57,416 INFO L276 IsEmpty]: Start isEmpty. Operand 1637 states and 3266 transitions. [2018-10-04 14:57:57,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:57,417 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:57,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:57,424 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:57,439 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:57,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:57,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3268 states to 1638 states and 3268 transitions. [2018-10-04 14:57:57,522 INFO L276 IsEmpty]: Start isEmpty. Operand 1638 states and 3268 transitions. [2018-10-04 14:57:57,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:57,523 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:57,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:57,527 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:57,544 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:57,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:57,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3270 states to 1639 states and 3270 transitions. [2018-10-04 14:57:57,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1639 states and 3270 transitions. [2018-10-04 14:57:57,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:57,632 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:57,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:57,637 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:57,654 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:57,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:57,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3272 states to 1640 states and 3272 transitions. [2018-10-04 14:57:57,736 INFO L276 IsEmpty]: Start isEmpty. Operand 1640 states and 3272 transitions. [2018-10-04 14:57:57,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:57,737 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:57,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:57,741 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:57,758 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:57,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:57,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3274 states to 1641 states and 3274 transitions. [2018-10-04 14:57:57,841 INFO L276 IsEmpty]: Start isEmpty. Operand 1641 states and 3274 transitions. [2018-10-04 14:57:57,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:57,842 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:57,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:57,848 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:57,866 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:57,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:57,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3276 states to 1642 states and 3276 transitions. [2018-10-04 14:57:57,949 INFO L276 IsEmpty]: Start isEmpty. Operand 1642 states and 3276 transitions. [2018-10-04 14:57:57,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:57,949 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:57,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:57,956 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:57,973 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:58,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:58,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3278 states to 1643 states and 3278 transitions. [2018-10-04 14:57:58,056 INFO L276 IsEmpty]: Start isEmpty. Operand 1643 states and 3278 transitions. [2018-10-04 14:57:58,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:58,057 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:58,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:58,062 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:58,079 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:58,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:58,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3280 states to 1644 states and 3280 transitions. [2018-10-04 14:57:58,166 INFO L276 IsEmpty]: Start isEmpty. Operand 1644 states and 3280 transitions. [2018-10-04 14:57:58,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:58,167 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:58,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:58,173 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:58,191 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:58,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:58,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3282 states to 1645 states and 3282 transitions. [2018-10-04 14:57:58,273 INFO L276 IsEmpty]: Start isEmpty. Operand 1645 states and 3282 transitions. [2018-10-04 14:57:58,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:58,274 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:58,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:58,278 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:58,297 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:58,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:58,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3284 states to 1646 states and 3284 transitions. [2018-10-04 14:57:58,380 INFO L276 IsEmpty]: Start isEmpty. Operand 1646 states and 3284 transitions. [2018-10-04 14:57:58,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:58,381 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:58,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:58,389 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:58,407 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:58,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:58,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3286 states to 1647 states and 3286 transitions. [2018-10-04 14:57:58,486 INFO L276 IsEmpty]: Start isEmpty. Operand 1647 states and 3286 transitions. [2018-10-04 14:57:58,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:58,487 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:58,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:58,492 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:58,510 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:58,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:58,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3288 states to 1648 states and 3288 transitions. [2018-10-04 14:57:58,593 INFO L276 IsEmpty]: Start isEmpty. Operand 1648 states and 3288 transitions. [2018-10-04 14:57:58,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:58,594 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:58,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:58,602 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:58,620 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:58,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:58,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3290 states to 1649 states and 3290 transitions. [2018-10-04 14:57:58,701 INFO L276 IsEmpty]: Start isEmpty. Operand 1649 states and 3290 transitions. [2018-10-04 14:57:58,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:58,702 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:58,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:58,708 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:58,728 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:58,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:58,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3292 states to 1650 states and 3292 transitions. [2018-10-04 14:57:58,810 INFO L276 IsEmpty]: Start isEmpty. Operand 1650 states and 3292 transitions. [2018-10-04 14:57:58,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:58,811 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:58,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:58,815 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:58,832 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:58,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:58,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3294 states to 1651 states and 3294 transitions. [2018-10-04 14:57:58,921 INFO L276 IsEmpty]: Start isEmpty. Operand 1651 states and 3294 transitions. [2018-10-04 14:57:58,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:58,922 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:58,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:58,927 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:58,944 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:59,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:59,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3296 states to 1652 states and 3296 transitions. [2018-10-04 14:57:59,029 INFO L276 IsEmpty]: Start isEmpty. Operand 1652 states and 3296 transitions. [2018-10-04 14:57:59,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:59,030 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:59,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:59,037 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:59,057 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:59,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:59,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3298 states to 1653 states and 3298 transitions. [2018-10-04 14:57:59,131 INFO L276 IsEmpty]: Start isEmpty. Operand 1653 states and 3298 transitions. [2018-10-04 14:57:59,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:59,132 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:59,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:59,136 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:59,154 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:59,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:59,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3300 states to 1654 states and 3300 transitions. [2018-10-04 14:57:59,236 INFO L276 IsEmpty]: Start isEmpty. Operand 1654 states and 3300 transitions. [2018-10-04 14:57:59,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:59,237 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:59,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:59,241 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:59,258 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:59,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:59,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3302 states to 1655 states and 3302 transitions. [2018-10-04 14:57:59,341 INFO L276 IsEmpty]: Start isEmpty. Operand 1655 states and 3302 transitions. [2018-10-04 14:57:59,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:59,342 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:59,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:59,348 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:59,364 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:59,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:59,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3304 states to 1656 states and 3304 transitions. [2018-10-04 14:57:59,448 INFO L276 IsEmpty]: Start isEmpty. Operand 1656 states and 3304 transitions. [2018-10-04 14:57:59,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:59,449 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:59,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:59,456 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:59,476 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:59,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:59,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3306 states to 1657 states and 3306 transitions. [2018-10-04 14:57:59,559 INFO L276 IsEmpty]: Start isEmpty. Operand 1657 states and 3306 transitions. [2018-10-04 14:57:59,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:59,560 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:59,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:59,564 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:59,579 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:59,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:59,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3308 states to 1658 states and 3308 transitions. [2018-10-04 14:57:59,665 INFO L276 IsEmpty]: Start isEmpty. Operand 1658 states and 3308 transitions. [2018-10-04 14:57:59,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:59,666 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:59,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:59,673 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:59,691 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:59,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:59,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3310 states to 1659 states and 3310 transitions. [2018-10-04 14:57:59,774 INFO L276 IsEmpty]: Start isEmpty. Operand 1659 states and 3310 transitions. [2018-10-04 14:57:59,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:59,775 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:59,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:59,780 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:59,800 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:59,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:59,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3312 states to 1660 states and 3312 transitions. [2018-10-04 14:57:59,882 INFO L276 IsEmpty]: Start isEmpty. Operand 1660 states and 3312 transitions. [2018-10-04 14:57:59,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:59,883 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:59,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:59,888 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:57:59,904 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:57:59,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:57:59,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3314 states to 1661 states and 3314 transitions. [2018-10-04 14:57:59,990 INFO L276 IsEmpty]: Start isEmpty. Operand 1661 states and 3314 transitions. [2018-10-04 14:57:59,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:57:59,991 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:57:59,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:57:59,995 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:00,011 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:00,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:00,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3316 states to 1662 states and 3316 transitions. [2018-10-04 14:58:00,096 INFO L276 IsEmpty]: Start isEmpty. Operand 1662 states and 3316 transitions. [2018-10-04 14:58:00,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:00,097 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:00,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:00,105 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:00,120 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:00,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:00,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3318 states to 1663 states and 3318 transitions. [2018-10-04 14:58:00,206 INFO L276 IsEmpty]: Start isEmpty. Operand 1663 states and 3318 transitions. [2018-10-04 14:58:00,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:00,206 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:00,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:00,212 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:00,228 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:00,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:00,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3320 states to 1664 states and 3320 transitions. [2018-10-04 14:58:00,312 INFO L276 IsEmpty]: Start isEmpty. Operand 1664 states and 3320 transitions. [2018-10-04 14:58:00,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:00,313 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:00,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:00,320 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:00,336 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:00,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:00,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3322 states to 1665 states and 3322 transitions. [2018-10-04 14:58:00,419 INFO L276 IsEmpty]: Start isEmpty. Operand 1665 states and 3322 transitions. [2018-10-04 14:58:00,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:00,420 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:00,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:00,427 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:00,445 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:00,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:00,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3324 states to 1666 states and 3324 transitions. [2018-10-04 14:58:00,528 INFO L276 IsEmpty]: Start isEmpty. Operand 1666 states and 3324 transitions. [2018-10-04 14:58:00,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:00,528 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:00,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:00,533 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:00,547 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:00,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:00,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3326 states to 1667 states and 3326 transitions. [2018-10-04 14:58:00,634 INFO L276 IsEmpty]: Start isEmpty. Operand 1667 states and 3326 transitions. [2018-10-04 14:58:00,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:00,635 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:00,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:00,639 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:00,655 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:00,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:00,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3328 states to 1668 states and 3328 transitions. [2018-10-04 14:58:00,743 INFO L276 IsEmpty]: Start isEmpty. Operand 1668 states and 3328 transitions. [2018-10-04 14:58:00,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:00,744 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:00,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:00,750 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:00,766 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:00,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:00,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3330 states to 1669 states and 3330 transitions. [2018-10-04 14:58:00,850 INFO L276 IsEmpty]: Start isEmpty. Operand 1669 states and 3330 transitions. [2018-10-04 14:58:00,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:00,851 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:00,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:00,855 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:00,870 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:00,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:00,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3332 states to 1670 states and 3332 transitions. [2018-10-04 14:58:00,957 INFO L276 IsEmpty]: Start isEmpty. Operand 1670 states and 3332 transitions. [2018-10-04 14:58:00,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:00,958 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:00,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:00,963 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:00,983 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:01,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:01,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3334 states to 1671 states and 3334 transitions. [2018-10-04 14:58:01,067 INFO L276 IsEmpty]: Start isEmpty. Operand 1671 states and 3334 transitions. [2018-10-04 14:58:01,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:01,068 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:01,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:01,074 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:01,090 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:01,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:01,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3336 states to 1672 states and 3336 transitions. [2018-10-04 14:58:01,178 INFO L276 IsEmpty]: Start isEmpty. Operand 1672 states and 3336 transitions. [2018-10-04 14:58:01,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:01,179 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:01,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:01,198 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:01,232 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:01,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:01,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3338 states to 1673 states and 3338 transitions. [2018-10-04 14:58:01,313 INFO L276 IsEmpty]: Start isEmpty. Operand 1673 states and 3338 transitions. [2018-10-04 14:58:01,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:01,314 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:01,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:01,319 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:01,337 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:01,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:01,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3340 states to 1674 states and 3340 transitions. [2018-10-04 14:58:01,419 INFO L276 IsEmpty]: Start isEmpty. Operand 1674 states and 3340 transitions. [2018-10-04 14:58:01,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:01,420 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:01,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:01,425 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:01,441 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:01,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:01,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3342 states to 1675 states and 3342 transitions. [2018-10-04 14:58:01,529 INFO L276 IsEmpty]: Start isEmpty. Operand 1675 states and 3342 transitions. [2018-10-04 14:58:01,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:01,529 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:01,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:01,536 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:01,555 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:01,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:01,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3344 states to 1676 states and 3344 transitions. [2018-10-04 14:58:01,639 INFO L276 IsEmpty]: Start isEmpty. Operand 1676 states and 3344 transitions. [2018-10-04 14:58:01,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:01,640 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:01,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:01,646 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:01,664 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:01,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:01,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3346 states to 1677 states and 3346 transitions. [2018-10-04 14:58:01,747 INFO L276 IsEmpty]: Start isEmpty. Operand 1677 states and 3346 transitions. [2018-10-04 14:58:01,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:01,747 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:01,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:01,752 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:01,770 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:01,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:01,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3348 states to 1678 states and 3348 transitions. [2018-10-04 14:58:01,855 INFO L276 IsEmpty]: Start isEmpty. Operand 1678 states and 3348 transitions. [2018-10-04 14:58:01,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:01,856 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:01,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:01,865 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:01,886 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:02,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:02,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3350 states to 1679 states and 3350 transitions. [2018-10-04 14:58:02,014 INFO L276 IsEmpty]: Start isEmpty. Operand 1679 states and 3350 transitions. [2018-10-04 14:58:02,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:02,015 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:02,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:02,020 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:02,037 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:02,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:02,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3352 states to 1680 states and 3352 transitions. [2018-10-04 14:58:02,162 INFO L276 IsEmpty]: Start isEmpty. Operand 1680 states and 3352 transitions. [2018-10-04 14:58:02,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:02,162 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:02,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:02,166 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:02,181 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:02,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:02,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3354 states to 1681 states and 3354 transitions. [2018-10-04 14:58:02,315 INFO L276 IsEmpty]: Start isEmpty. Operand 1681 states and 3354 transitions. [2018-10-04 14:58:02,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:02,316 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:02,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:02,320 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:02,332 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:02,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:02,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3356 states to 1682 states and 3356 transitions. [2018-10-04 14:58:02,430 INFO L276 IsEmpty]: Start isEmpty. Operand 1682 states and 3356 transitions. [2018-10-04 14:58:02,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:02,431 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:02,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:02,437 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:02,454 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:02,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:02,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3358 states to 1683 states and 3358 transitions. [2018-10-04 14:58:02,536 INFO L276 IsEmpty]: Start isEmpty. Operand 1683 states and 3358 transitions. [2018-10-04 14:58:02,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:02,537 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:02,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:02,544 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:02,559 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:02,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:02,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3360 states to 1684 states and 3360 transitions. [2018-10-04 14:58:02,641 INFO L276 IsEmpty]: Start isEmpty. Operand 1684 states and 3360 transitions. [2018-10-04 14:58:02,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:02,641 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:02,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:02,648 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:02,665 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:02,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:02,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3362 states to 1685 states and 3362 transitions. [2018-10-04 14:58:02,747 INFO L276 IsEmpty]: Start isEmpty. Operand 1685 states and 3362 transitions. [2018-10-04 14:58:02,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:02,748 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:02,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:02,754 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:02,770 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:02,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:02,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3364 states to 1686 states and 3364 transitions. [2018-10-04 14:58:02,858 INFO L276 IsEmpty]: Start isEmpty. Operand 1686 states and 3364 transitions. [2018-10-04 14:58:02,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:02,859 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:02,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:02,865 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:02,879 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:02,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:02,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3366 states to 1687 states and 3366 transitions. [2018-10-04 14:58:02,968 INFO L276 IsEmpty]: Start isEmpty. Operand 1687 states and 3366 transitions. [2018-10-04 14:58:02,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:02,969 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:02,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:02,975 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:02,989 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:03,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:03,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3368 states to 1688 states and 3368 transitions. [2018-10-04 14:58:03,075 INFO L276 IsEmpty]: Start isEmpty. Operand 1688 states and 3368 transitions. [2018-10-04 14:58:03,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:03,076 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:03,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:03,083 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:03,098 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:03,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:03,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3370 states to 1689 states and 3370 transitions. [2018-10-04 14:58:03,184 INFO L276 IsEmpty]: Start isEmpty. Operand 1689 states and 3370 transitions. [2018-10-04 14:58:03,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:03,185 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:03,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:03,191 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:03,209 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:03,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:03,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3372 states to 1690 states and 3372 transitions. [2018-10-04 14:58:03,293 INFO L276 IsEmpty]: Start isEmpty. Operand 1690 states and 3372 transitions. [2018-10-04 14:58:03,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:03,294 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:03,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:03,300 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:03,317 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:03,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:03,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3374 states to 1691 states and 3374 transitions. [2018-10-04 14:58:03,400 INFO L276 IsEmpty]: Start isEmpty. Operand 1691 states and 3374 transitions. [2018-10-04 14:58:03,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:03,401 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:03,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:03,405 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:03,420 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:03,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:03,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3376 states to 1692 states and 3376 transitions. [2018-10-04 14:58:03,509 INFO L276 IsEmpty]: Start isEmpty. Operand 1692 states and 3376 transitions. [2018-10-04 14:58:03,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:03,510 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:03,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:03,517 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:03,537 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:03,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:03,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3378 states to 1693 states and 3378 transitions. [2018-10-04 14:58:03,619 INFO L276 IsEmpty]: Start isEmpty. Operand 1693 states and 3378 transitions. [2018-10-04 14:58:03,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:03,620 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:03,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:03,625 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:03,644 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:03,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:03,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3380 states to 1694 states and 3380 transitions. [2018-10-04 14:58:03,726 INFO L276 IsEmpty]: Start isEmpty. Operand 1694 states and 3380 transitions. [2018-10-04 14:58:03,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:03,727 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:03,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:03,731 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:03,747 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:03,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:03,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3382 states to 1695 states and 3382 transitions. [2018-10-04 14:58:03,836 INFO L276 IsEmpty]: Start isEmpty. Operand 1695 states and 3382 transitions. [2018-10-04 14:58:03,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:03,837 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:03,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:03,841 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:03,859 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:03,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:03,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3384 states to 1696 states and 3384 transitions. [2018-10-04 14:58:03,944 INFO L276 IsEmpty]: Start isEmpty. Operand 1696 states and 3384 transitions. [2018-10-04 14:58:03,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:03,945 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:03,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:03,949 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:03,974 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:04,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:04,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3386 states to 1697 states and 3386 transitions. [2018-10-04 14:58:04,054 INFO L276 IsEmpty]: Start isEmpty. Operand 1697 states and 3386 transitions. [2018-10-04 14:58:04,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:04,055 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:04,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:04,059 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:04,073 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:04,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:04,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3388 states to 1698 states and 3388 transitions. [2018-10-04 14:58:04,162 INFO L276 IsEmpty]: Start isEmpty. Operand 1698 states and 3388 transitions. [2018-10-04 14:58:04,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:04,163 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:04,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:04,167 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:04,185 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:04,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:04,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3390 states to 1699 states and 3390 transitions. [2018-10-04 14:58:04,270 INFO L276 IsEmpty]: Start isEmpty. Operand 1699 states and 3390 transitions. [2018-10-04 14:58:04,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:04,271 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:04,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:04,278 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:04,294 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:04,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:04,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3392 states to 1700 states and 3392 transitions. [2018-10-04 14:58:04,380 INFO L276 IsEmpty]: Start isEmpty. Operand 1700 states and 3392 transitions. [2018-10-04 14:58:04,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:04,381 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:04,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:04,388 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:04,405 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:04,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:04,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3394 states to 1701 states and 3394 transitions. [2018-10-04 14:58:04,491 INFO L276 IsEmpty]: Start isEmpty. Operand 1701 states and 3394 transitions. [2018-10-04 14:58:04,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:04,491 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:04,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:04,496 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:04,513 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:04,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:04,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3396 states to 1702 states and 3396 transitions. [2018-10-04 14:58:04,602 INFO L276 IsEmpty]: Start isEmpty. Operand 1702 states and 3396 transitions. [2018-10-04 14:58:04,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:04,603 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:04,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:04,607 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:04,623 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:04,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:04,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3398 states to 1703 states and 3398 transitions. [2018-10-04 14:58:04,714 INFO L276 IsEmpty]: Start isEmpty. Operand 1703 states and 3398 transitions. [2018-10-04 14:58:04,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:04,715 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:04,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:04,721 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:04,737 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:04,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:04,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3400 states to 1704 states and 3400 transitions. [2018-10-04 14:58:04,824 INFO L276 IsEmpty]: Start isEmpty. Operand 1704 states and 3400 transitions. [2018-10-04 14:58:04,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:04,825 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:04,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:04,830 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:04,845 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:04,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:04,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3402 states to 1705 states and 3402 transitions. [2018-10-04 14:58:04,932 INFO L276 IsEmpty]: Start isEmpty. Operand 1705 states and 3402 transitions. [2018-10-04 14:58:04,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:04,933 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:04,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:04,937 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:04,954 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:05,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:05,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3404 states to 1706 states and 3404 transitions. [2018-10-04 14:58:05,043 INFO L276 IsEmpty]: Start isEmpty. Operand 1706 states and 3404 transitions. [2018-10-04 14:58:05,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:05,044 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:05,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:05,051 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:05,067 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:05,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:05,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3406 states to 1707 states and 3406 transitions. [2018-10-04 14:58:05,154 INFO L276 IsEmpty]: Start isEmpty. Operand 1707 states and 3406 transitions. [2018-10-04 14:58:05,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:05,155 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:05,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:05,159 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:05,175 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:05,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:05,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3408 states to 1708 states and 3408 transitions. [2018-10-04 14:58:05,266 INFO L276 IsEmpty]: Start isEmpty. Operand 1708 states and 3408 transitions. [2018-10-04 14:58:05,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:05,267 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:05,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:05,272 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:05,288 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:05,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:05,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3410 states to 1709 states and 3410 transitions. [2018-10-04 14:58:05,380 INFO L276 IsEmpty]: Start isEmpty. Operand 1709 states and 3410 transitions. [2018-10-04 14:58:05,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:05,381 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:05,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:05,385 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:05,399 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:05,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:05,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3412 states to 1710 states and 3412 transitions. [2018-10-04 14:58:05,492 INFO L276 IsEmpty]: Start isEmpty. Operand 1710 states and 3412 transitions. [2018-10-04 14:58:05,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:05,493 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:05,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:05,499 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:05,515 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:05,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:05,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3414 states to 1711 states and 3414 transitions. [2018-10-04 14:58:05,597 INFO L276 IsEmpty]: Start isEmpty. Operand 1711 states and 3414 transitions. [2018-10-04 14:58:05,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:05,598 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:05,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:05,606 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:05,622 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:05,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:05,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3416 states to 1712 states and 3416 transitions. [2018-10-04 14:58:05,705 INFO L276 IsEmpty]: Start isEmpty. Operand 1712 states and 3416 transitions. [2018-10-04 14:58:05,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:05,706 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:05,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:05,711 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:05,728 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:05,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:05,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3418 states to 1713 states and 3418 transitions. [2018-10-04 14:58:05,821 INFO L276 IsEmpty]: Start isEmpty. Operand 1713 states and 3418 transitions. [2018-10-04 14:58:05,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:05,822 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:05,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:05,826 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:05,841 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:05,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:05,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3420 states to 1714 states and 3420 transitions. [2018-10-04 14:58:05,933 INFO L276 IsEmpty]: Start isEmpty. Operand 1714 states and 3420 transitions. [2018-10-04 14:58:05,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:05,934 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:05,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:05,941 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:05,959 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:06,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:06,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3422 states to 1715 states and 3422 transitions. [2018-10-04 14:58:06,038 INFO L276 IsEmpty]: Start isEmpty. Operand 1715 states and 3422 transitions. [2018-10-04 14:58:06,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:06,039 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:06,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:06,043 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:06,059 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:06,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:06,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3424 states to 1716 states and 3424 transitions. [2018-10-04 14:58:06,147 INFO L276 IsEmpty]: Start isEmpty. Operand 1716 states and 3424 transitions. [2018-10-04 14:58:06,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:06,148 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:06,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:06,153 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:06,170 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:06,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:06,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3426 states to 1717 states and 3426 transitions. [2018-10-04 14:58:06,255 INFO L276 IsEmpty]: Start isEmpty. Operand 1717 states and 3426 transitions. [2018-10-04 14:58:06,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:06,256 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:06,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:06,259 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:06,292 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:06,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:06,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3428 states to 1718 states and 3428 transitions. [2018-10-04 14:58:06,385 INFO L276 IsEmpty]: Start isEmpty. Operand 1718 states and 3428 transitions. [2018-10-04 14:58:06,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:06,386 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:06,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:06,395 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:06,411 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:06,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:06,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3430 states to 1719 states and 3430 transitions. [2018-10-04 14:58:06,494 INFO L276 IsEmpty]: Start isEmpty. Operand 1719 states and 3430 transitions. [2018-10-04 14:58:06,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:06,495 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:06,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:06,502 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:06,520 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:06,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:06,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3432 states to 1720 states and 3432 transitions. [2018-10-04 14:58:06,604 INFO L276 IsEmpty]: Start isEmpty. Operand 1720 states and 3432 transitions. [2018-10-04 14:58:06,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:06,605 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:06,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:06,612 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:06,632 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:06,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:06,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3434 states to 1721 states and 3434 transitions. [2018-10-04 14:58:06,713 INFO L276 IsEmpty]: Start isEmpty. Operand 1721 states and 3434 transitions. [2018-10-04 14:58:06,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:06,714 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:06,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:06,721 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:06,739 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:06,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:06,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3436 states to 1722 states and 3436 transitions. [2018-10-04 14:58:06,822 INFO L276 IsEmpty]: Start isEmpty. Operand 1722 states and 3436 transitions. [2018-10-04 14:58:06,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:06,823 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:06,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:06,827 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:06,844 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:06,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:06,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3438 states to 1723 states and 3438 transitions. [2018-10-04 14:58:06,934 INFO L276 IsEmpty]: Start isEmpty. Operand 1723 states and 3438 transitions. [2018-10-04 14:58:06,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:06,935 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:06,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:06,940 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:06,956 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:07,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:07,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3440 states to 1724 states and 3440 transitions. [2018-10-04 14:58:07,050 INFO L276 IsEmpty]: Start isEmpty. Operand 1724 states and 3440 transitions. [2018-10-04 14:58:07,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:07,051 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:07,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:07,055 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:07,069 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:07,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:07,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3442 states to 1725 states and 3442 transitions. [2018-10-04 14:58:07,182 INFO L276 IsEmpty]: Start isEmpty. Operand 1725 states and 3442 transitions. [2018-10-04 14:58:07,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:07,183 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:07,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:07,189 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:07,205 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:07,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:07,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3444 states to 1726 states and 3444 transitions. [2018-10-04 14:58:07,325 INFO L276 IsEmpty]: Start isEmpty. Operand 1726 states and 3444 transitions. [2018-10-04 14:58:07,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:07,326 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:07,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:07,329 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:07,344 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:07,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:07,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3446 states to 1727 states and 3446 transitions. [2018-10-04 14:58:07,454 INFO L276 IsEmpty]: Start isEmpty. Operand 1727 states and 3446 transitions. [2018-10-04 14:58:07,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:07,455 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:07,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:07,459 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:07,473 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:07,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:07,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3448 states to 1728 states and 3448 transitions. [2018-10-04 14:58:07,562 INFO L276 IsEmpty]: Start isEmpty. Operand 1728 states and 3448 transitions. [2018-10-04 14:58:07,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:07,563 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:07,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:07,569 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:07,588 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:07,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:07,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3450 states to 1729 states and 3450 transitions. [2018-10-04 14:58:07,668 INFO L276 IsEmpty]: Start isEmpty. Operand 1729 states and 3450 transitions. [2018-10-04 14:58:07,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:07,669 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:07,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:07,673 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:07,689 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:07,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:07,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3452 states to 1730 states and 3452 transitions. [2018-10-04 14:58:07,780 INFO L276 IsEmpty]: Start isEmpty. Operand 1730 states and 3452 transitions. [2018-10-04 14:58:07,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:07,781 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:07,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:07,787 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:07,805 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:07,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:07,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3454 states to 1731 states and 3454 transitions. [2018-10-04 14:58:07,888 INFO L276 IsEmpty]: Start isEmpty. Operand 1731 states and 3454 transitions. [2018-10-04 14:58:07,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:07,889 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:07,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:07,894 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:07,912 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:07,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:07,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3456 states to 1732 states and 3456 transitions. [2018-10-04 14:58:07,999 INFO L276 IsEmpty]: Start isEmpty. Operand 1732 states and 3456 transitions. [2018-10-04 14:58:08,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:08,000 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:08,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:08,007 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:08,024 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:08,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:08,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3458 states to 1733 states and 3458 transitions. [2018-10-04 14:58:08,112 INFO L276 IsEmpty]: Start isEmpty. Operand 1733 states and 3458 transitions. [2018-10-04 14:58:08,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:08,113 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:08,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:08,119 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:08,136 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:08,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:08,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3460 states to 1734 states and 3460 transitions. [2018-10-04 14:58:08,222 INFO L276 IsEmpty]: Start isEmpty. Operand 1734 states and 3460 transitions. [2018-10-04 14:58:08,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:08,223 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:08,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:08,228 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:08,243 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:08,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:08,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3462 states to 1735 states and 3462 transitions. [2018-10-04 14:58:08,337 INFO L276 IsEmpty]: Start isEmpty. Operand 1735 states and 3462 transitions. [2018-10-04 14:58:08,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:08,338 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:08,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:08,344 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:08,360 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:08,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:08,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3464 states to 1736 states and 3464 transitions. [2018-10-04 14:58:08,449 INFO L276 IsEmpty]: Start isEmpty. Operand 1736 states and 3464 transitions. [2018-10-04 14:58:08,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:08,450 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:08,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:08,454 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:08,470 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:08,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:08,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3466 states to 1737 states and 3466 transitions. [2018-10-04 14:58:08,560 INFO L276 IsEmpty]: Start isEmpty. Operand 1737 states and 3466 transitions. [2018-10-04 14:58:08,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:08,561 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:08,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:08,565 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:08,596 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:08,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:08,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3468 states to 1738 states and 3468 transitions. [2018-10-04 14:58:08,694 INFO L276 IsEmpty]: Start isEmpty. Operand 1738 states and 3468 transitions. [2018-10-04 14:58:08,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:08,695 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:08,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:08,701 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:08,720 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:08,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:08,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3470 states to 1739 states and 3470 transitions. [2018-10-04 14:58:08,804 INFO L276 IsEmpty]: Start isEmpty. Operand 1739 states and 3470 transitions. [2018-10-04 14:58:08,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:08,805 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:08,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:08,811 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:08,830 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:08,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:08,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3472 states to 1740 states and 3472 transitions. [2018-10-04 14:58:08,913 INFO L276 IsEmpty]: Start isEmpty. Operand 1740 states and 3472 transitions. [2018-10-04 14:58:08,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:08,914 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:08,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:08,921 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:08,936 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:09,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:09,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3474 states to 1741 states and 3474 transitions. [2018-10-04 14:58:09,027 INFO L276 IsEmpty]: Start isEmpty. Operand 1741 states and 3474 transitions. [2018-10-04 14:58:09,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:09,028 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:09,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:09,033 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:09,050 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:09,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:09,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3476 states to 1742 states and 3476 transitions. [2018-10-04 14:58:09,136 INFO L276 IsEmpty]: Start isEmpty. Operand 1742 states and 3476 transitions. [2018-10-04 14:58:09,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:09,137 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:09,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:09,143 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:09,161 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:09,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:09,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3478 states to 1743 states and 3478 transitions. [2018-10-04 14:58:09,243 INFO L276 IsEmpty]: Start isEmpty. Operand 1743 states and 3478 transitions. [2018-10-04 14:58:09,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:09,244 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:09,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:09,251 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:09,269 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:09,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:09,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3480 states to 1744 states and 3480 transitions. [2018-10-04 14:58:09,354 INFO L276 IsEmpty]: Start isEmpty. Operand 1744 states and 3480 transitions. [2018-10-04 14:58:09,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:09,354 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:09,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:09,359 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:09,379 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:09,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:09,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3482 states to 1745 states and 3482 transitions. [2018-10-04 14:58:09,464 INFO L276 IsEmpty]: Start isEmpty. Operand 1745 states and 3482 transitions. [2018-10-04 14:58:09,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:09,465 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:09,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:09,471 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:09,489 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:09,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:09,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3484 states to 1746 states and 3484 transitions. [2018-10-04 14:58:09,573 INFO L276 IsEmpty]: Start isEmpty. Operand 1746 states and 3484 transitions. [2018-10-04 14:58:09,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:09,574 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:09,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:09,580 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:09,598 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:09,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:09,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3486 states to 1747 states and 3486 transitions. [2018-10-04 14:58:09,684 INFO L276 IsEmpty]: Start isEmpty. Operand 1747 states and 3486 transitions. [2018-10-04 14:58:09,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:09,685 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:09,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:09,690 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:09,708 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:09,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:09,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3488 states to 1748 states and 3488 transitions. [2018-10-04 14:58:09,799 INFO L276 IsEmpty]: Start isEmpty. Operand 1748 states and 3488 transitions. [2018-10-04 14:58:09,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:09,799 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:09,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:09,805 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:09,823 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:09,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:09,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3490 states to 1749 states and 3490 transitions. [2018-10-04 14:58:09,909 INFO L276 IsEmpty]: Start isEmpty. Operand 1749 states and 3490 transitions. [2018-10-04 14:58:09,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:09,910 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:09,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:09,916 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:09,934 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:10,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:10,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3492 states to 1750 states and 3492 transitions. [2018-10-04 14:58:10,018 INFO L276 IsEmpty]: Start isEmpty. Operand 1750 states and 3492 transitions. [2018-10-04 14:58:10,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:10,018 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:10,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:10,024 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:10,044 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:10,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:10,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3494 states to 1751 states and 3494 transitions. [2018-10-04 14:58:10,129 INFO L276 IsEmpty]: Start isEmpty. Operand 1751 states and 3494 transitions. [2018-10-04 14:58:10,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:10,130 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:10,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:10,136 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:10,155 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:10,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:10,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3496 states to 1752 states and 3496 transitions. [2018-10-04 14:58:10,243 INFO L276 IsEmpty]: Start isEmpty. Operand 1752 states and 3496 transitions. [2018-10-04 14:58:10,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:10,244 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:10,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:10,249 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:10,265 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:10,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:10,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3498 states to 1753 states and 3498 transitions. [2018-10-04 14:58:10,353 INFO L276 IsEmpty]: Start isEmpty. Operand 1753 states and 3498 transitions. [2018-10-04 14:58:10,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:10,353 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:10,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:10,359 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:10,373 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:10,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:10,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3500 states to 1754 states and 3500 transitions. [2018-10-04 14:58:10,462 INFO L276 IsEmpty]: Start isEmpty. Operand 1754 states and 3500 transitions. [2018-10-04 14:58:10,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:10,463 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:10,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:10,470 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:10,492 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:10,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:10,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3502 states to 1755 states and 3502 transitions. [2018-10-04 14:58:10,579 INFO L276 IsEmpty]: Start isEmpty. Operand 1755 states and 3502 transitions. [2018-10-04 14:58:10,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:10,580 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:10,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:10,586 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:10,603 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:10,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:10,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3504 states to 1756 states and 3504 transitions. [2018-10-04 14:58:10,689 INFO L276 IsEmpty]: Start isEmpty. Operand 1756 states and 3504 transitions. [2018-10-04 14:58:10,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:10,690 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:10,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:10,695 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:10,711 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:10,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:10,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3506 states to 1757 states and 3506 transitions. [2018-10-04 14:58:10,799 INFO L276 IsEmpty]: Start isEmpty. Operand 1757 states and 3506 transitions. [2018-10-04 14:58:10,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:10,800 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:10,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:10,804 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:10,820 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:10,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:10,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3508 states to 1758 states and 3508 transitions. [2018-10-04 14:58:10,910 INFO L276 IsEmpty]: Start isEmpty. Operand 1758 states and 3508 transitions. [2018-10-04 14:58:10,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:10,911 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:10,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:10,914 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:10,929 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:11,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:11,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3510 states to 1759 states and 3510 transitions. [2018-10-04 14:58:11,024 INFO L276 IsEmpty]: Start isEmpty. Operand 1759 states and 3510 transitions. [2018-10-04 14:58:11,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:11,025 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:11,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:11,030 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:11,046 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:11,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:11,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3512 states to 1760 states and 3512 transitions. [2018-10-04 14:58:11,133 INFO L276 IsEmpty]: Start isEmpty. Operand 1760 states and 3512 transitions. [2018-10-04 14:58:11,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:11,134 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:11,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:11,142 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:11,160 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:11,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:11,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3514 states to 1761 states and 3514 transitions. [2018-10-04 14:58:11,242 INFO L276 IsEmpty]: Start isEmpty. Operand 1761 states and 3514 transitions. [2018-10-04 14:58:11,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:11,243 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:11,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:11,250 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:11,269 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:11,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:11,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3516 states to 1762 states and 3516 transitions. [2018-10-04 14:58:11,355 INFO L276 IsEmpty]: Start isEmpty. Operand 1762 states and 3516 transitions. [2018-10-04 14:58:11,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:11,355 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:11,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:11,362 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:11,380 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:11,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:11,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3518 states to 1763 states and 3518 transitions. [2018-10-04 14:58:11,463 INFO L276 IsEmpty]: Start isEmpty. Operand 1763 states and 3518 transitions. [2018-10-04 14:58:11,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:11,464 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:11,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:11,468 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:11,484 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:11,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:11,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3520 states to 1764 states and 3520 transitions. [2018-10-04 14:58:11,578 INFO L276 IsEmpty]: Start isEmpty. Operand 1764 states and 3520 transitions. [2018-10-04 14:58:11,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:11,579 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:11,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:11,586 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:11,605 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:11,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:11,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3522 states to 1765 states and 3522 transitions. [2018-10-04 14:58:11,690 INFO L276 IsEmpty]: Start isEmpty. Operand 1765 states and 3522 transitions. [2018-10-04 14:58:11,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:11,691 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:11,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:11,695 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:11,712 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:11,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:11,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3524 states to 1766 states and 3524 transitions. [2018-10-04 14:58:11,800 INFO L276 IsEmpty]: Start isEmpty. Operand 1766 states and 3524 transitions. [2018-10-04 14:58:11,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:11,801 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:11,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:11,806 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:11,825 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:11,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:11,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3526 states to 1767 states and 3526 transitions. [2018-10-04 14:58:11,909 INFO L276 IsEmpty]: Start isEmpty. Operand 1767 states and 3526 transitions. [2018-10-04 14:58:11,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:11,910 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:11,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:11,914 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:11,935 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:12,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:12,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3528 states to 1768 states and 3528 transitions. [2018-10-04 14:58:12,018 INFO L276 IsEmpty]: Start isEmpty. Operand 1768 states and 3528 transitions. [2018-10-04 14:58:12,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:12,019 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:12,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:12,023 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:12,038 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:12,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:12,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3530 states to 1769 states and 3530 transitions. [2018-10-04 14:58:12,129 INFO L276 IsEmpty]: Start isEmpty. Operand 1769 states and 3530 transitions. [2018-10-04 14:58:12,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:12,131 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:12,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:12,135 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:12,151 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:12,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:12,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3532 states to 1770 states and 3532 transitions. [2018-10-04 14:58:12,271 INFO L276 IsEmpty]: Start isEmpty. Operand 1770 states and 3532 transitions. [2018-10-04 14:58:12,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:12,272 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:12,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:12,279 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:12,292 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:12,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:12,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3534 states to 1771 states and 3534 transitions. [2018-10-04 14:58:12,414 INFO L276 IsEmpty]: Start isEmpty. Operand 1771 states and 3534 transitions. [2018-10-04 14:58:12,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:12,415 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:12,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:12,418 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:12,433 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:12,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:12,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3536 states to 1772 states and 3536 transitions. [2018-10-04 14:58:12,541 INFO L276 IsEmpty]: Start isEmpty. Operand 1772 states and 3536 transitions. [2018-10-04 14:58:12,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:12,542 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:12,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:12,549 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:12,568 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:12,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:12,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3538 states to 1773 states and 3538 transitions. [2018-10-04 14:58:12,662 INFO L276 IsEmpty]: Start isEmpty. Operand 1773 states and 3538 transitions. [2018-10-04 14:58:12,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:12,663 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:12,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:12,669 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:12,686 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:12,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:12,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3540 states to 1774 states and 3540 transitions. [2018-10-04 14:58:12,771 INFO L276 IsEmpty]: Start isEmpty. Operand 1774 states and 3540 transitions. [2018-10-04 14:58:12,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:12,772 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:12,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:12,777 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:12,796 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:12,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:12,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3542 states to 1775 states and 3542 transitions. [2018-10-04 14:58:12,886 INFO L276 IsEmpty]: Start isEmpty. Operand 1775 states and 3542 transitions. [2018-10-04 14:58:12,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:12,887 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:12,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:12,892 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:12,909 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:12,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:12,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3544 states to 1776 states and 3544 transitions. [2018-10-04 14:58:12,997 INFO L276 IsEmpty]: Start isEmpty. Operand 1776 states and 3544 transitions. [2018-10-04 14:58:12,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:12,998 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:13,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:13,003 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:13,021 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:13,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:13,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3546 states to 1777 states and 3546 transitions. [2018-10-04 14:58:13,108 INFO L276 IsEmpty]: Start isEmpty. Operand 1777 states and 3546 transitions. [2018-10-04 14:58:13,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:13,109 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:13,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:13,114 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:13,129 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:13,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:13,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3548 states to 1778 states and 3548 transitions. [2018-10-04 14:58:13,222 INFO L276 IsEmpty]: Start isEmpty. Operand 1778 states and 3548 transitions. [2018-10-04 14:58:13,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:13,223 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:13,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:13,228 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:13,247 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:13,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:13,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3550 states to 1779 states and 3550 transitions. [2018-10-04 14:58:13,334 INFO L276 IsEmpty]: Start isEmpty. Operand 1779 states and 3550 transitions. [2018-10-04 14:58:13,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:13,335 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:13,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:13,341 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:13,360 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:13,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:13,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3552 states to 1780 states and 3552 transitions. [2018-10-04 14:58:13,447 INFO L276 IsEmpty]: Start isEmpty. Operand 1780 states and 3552 transitions. [2018-10-04 14:58:13,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:13,447 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:13,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:13,453 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:13,469 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:13,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:13,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3554 states to 1781 states and 3554 transitions. [2018-10-04 14:58:13,558 INFO L276 IsEmpty]: Start isEmpty. Operand 1781 states and 3554 transitions. [2018-10-04 14:58:13,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:13,559 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:13,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:13,566 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:13,583 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:13,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:13,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3556 states to 1782 states and 3556 transitions. [2018-10-04 14:58:13,668 INFO L276 IsEmpty]: Start isEmpty. Operand 1782 states and 3556 transitions. [2018-10-04 14:58:13,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:13,668 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:13,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:13,676 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:13,690 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:13,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:13,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3558 states to 1783 states and 3558 transitions. [2018-10-04 14:58:13,782 INFO L276 IsEmpty]: Start isEmpty. Operand 1783 states and 3558 transitions. [2018-10-04 14:58:13,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:13,783 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:13,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:13,787 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:13,804 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:13,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:13,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3560 states to 1784 states and 3560 transitions. [2018-10-04 14:58:13,896 INFO L276 IsEmpty]: Start isEmpty. Operand 1784 states and 3560 transitions. [2018-10-04 14:58:13,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:13,897 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:13,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:13,904 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:13,920 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:14,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:14,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3562 states to 1785 states and 3562 transitions. [2018-10-04 14:58:14,009 INFO L276 IsEmpty]: Start isEmpty. Operand 1785 states and 3562 transitions. [2018-10-04 14:58:14,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:14,010 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:14,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:14,014 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:14,028 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:14,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:14,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3564 states to 1786 states and 3564 transitions. [2018-10-04 14:58:14,123 INFO L276 IsEmpty]: Start isEmpty. Operand 1786 states and 3564 transitions. [2018-10-04 14:58:14,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:14,124 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:14,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:14,132 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:14,150 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:14,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:14,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3566 states to 1787 states and 3566 transitions. [2018-10-04 14:58:14,234 INFO L276 IsEmpty]: Start isEmpty. Operand 1787 states and 3566 transitions. [2018-10-04 14:58:14,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:14,235 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:14,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:14,241 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:14,262 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:14,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:14,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3568 states to 1788 states and 3568 transitions. [2018-10-04 14:58:14,345 INFO L276 IsEmpty]: Start isEmpty. Operand 1788 states and 3568 transitions. [2018-10-04 14:58:14,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:14,346 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:14,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:14,351 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:14,368 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:14,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:14,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3570 states to 1789 states and 3570 transitions. [2018-10-04 14:58:14,635 INFO L276 IsEmpty]: Start isEmpty. Operand 1789 states and 3570 transitions. [2018-10-04 14:58:14,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:14,636 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:14,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:14,640 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:14,656 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:14,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:14,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3572 states to 1790 states and 3572 transitions. [2018-10-04 14:58:14,743 INFO L276 IsEmpty]: Start isEmpty. Operand 1790 states and 3572 transitions. [2018-10-04 14:58:14,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:14,744 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:14,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:14,748 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:14,768 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:14,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:14,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3574 states to 1791 states and 3574 transitions. [2018-10-04 14:58:14,856 INFO L276 IsEmpty]: Start isEmpty. Operand 1791 states and 3574 transitions. [2018-10-04 14:58:14,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:14,857 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:14,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:14,861 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:14,878 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:14,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:14,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3576 states to 1792 states and 3576 transitions. [2018-10-04 14:58:14,967 INFO L276 IsEmpty]: Start isEmpty. Operand 1792 states and 3576 transitions. [2018-10-04 14:58:14,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:14,968 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:14,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:14,974 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:14,990 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:15,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:15,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3578 states to 1793 states and 3578 transitions. [2018-10-04 14:58:15,076 INFO L276 IsEmpty]: Start isEmpty. Operand 1793 states and 3578 transitions. [2018-10-04 14:58:15,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:15,077 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:15,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:15,082 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:15,100 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:15,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:15,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3580 states to 1794 states and 3580 transitions. [2018-10-04 14:58:15,182 INFO L276 IsEmpty]: Start isEmpty. Operand 1794 states and 3580 transitions. [2018-10-04 14:58:15,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:15,183 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:15,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:15,190 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:15,205 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:15,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:15,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3582 states to 1795 states and 3582 transitions. [2018-10-04 14:58:15,294 INFO L276 IsEmpty]: Start isEmpty. Operand 1795 states and 3582 transitions. [2018-10-04 14:58:15,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:15,295 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:15,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:15,299 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:15,315 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:15,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:15,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3584 states to 1796 states and 3584 transitions. [2018-10-04 14:58:15,407 INFO L276 IsEmpty]: Start isEmpty. Operand 1796 states and 3584 transitions. [2018-10-04 14:58:15,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:15,408 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:15,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:15,415 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:15,432 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:15,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:15,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3586 states to 1797 states and 3586 transitions. [2018-10-04 14:58:15,519 INFO L276 IsEmpty]: Start isEmpty. Operand 1797 states and 3586 transitions. [2018-10-04 14:58:15,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:15,520 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:15,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:15,526 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:15,542 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:15,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:15,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3588 states to 1798 states and 3588 transitions. [2018-10-04 14:58:15,633 INFO L276 IsEmpty]: Start isEmpty. Operand 1798 states and 3588 transitions. [2018-10-04 14:58:15,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:15,634 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:15,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:15,639 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:15,653 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:15,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:15,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3590 states to 1799 states and 3590 transitions. [2018-10-04 14:58:15,747 INFO L276 IsEmpty]: Start isEmpty. Operand 1799 states and 3590 transitions. [2018-10-04 14:58:15,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:15,748 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:15,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:15,752 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:15,769 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:15,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:15,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3592 states to 1800 states and 3592 transitions. [2018-10-04 14:58:15,857 INFO L276 IsEmpty]: Start isEmpty. Operand 1800 states and 3592 transitions. [2018-10-04 14:58:15,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:15,858 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:15,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:15,864 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:15,890 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:15,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:15,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3594 states to 1801 states and 3594 transitions. [2018-10-04 14:58:15,976 INFO L276 IsEmpty]: Start isEmpty. Operand 1801 states and 3594 transitions. [2018-10-04 14:58:15,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:15,977 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:15,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:15,983 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:16,014 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:16,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:16,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3596 states to 1802 states and 3596 transitions. [2018-10-04 14:58:16,276 INFO L276 IsEmpty]: Start isEmpty. Operand 1802 states and 3596 transitions. [2018-10-04 14:58:16,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:16,277 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:16,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:16,283 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:16,317 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:16,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:16,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3598 states to 1803 states and 3598 transitions. [2018-10-04 14:58:16,482 INFO L276 IsEmpty]: Start isEmpty. Operand 1803 states and 3598 transitions. [2018-10-04 14:58:16,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:16,483 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:16,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:16,490 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:16,504 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:16,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:16,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3600 states to 1804 states and 3600 transitions. [2018-10-04 14:58:16,588 INFO L276 IsEmpty]: Start isEmpty. Operand 1804 states and 3600 transitions. [2018-10-04 14:58:16,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:16,589 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:16,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:16,596 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:16,616 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:16,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:16,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3602 states to 1805 states and 3602 transitions. [2018-10-04 14:58:16,700 INFO L276 IsEmpty]: Start isEmpty. Operand 1805 states and 3602 transitions. [2018-10-04 14:58:16,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:16,701 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:16,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:16,709 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:16,727 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:16,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:16,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3604 states to 1806 states and 3604 transitions. [2018-10-04 14:58:16,814 INFO L276 IsEmpty]: Start isEmpty. Operand 1806 states and 3604 transitions. [2018-10-04 14:58:16,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:16,815 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:16,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:16,821 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:16,837 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:16,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:16,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3606 states to 1807 states and 3606 transitions. [2018-10-04 14:58:16,926 INFO L276 IsEmpty]: Start isEmpty. Operand 1807 states and 3606 transitions. [2018-10-04 14:58:16,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:16,927 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:16,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:16,933 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:16,948 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:17,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:17,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3608 states to 1808 states and 3608 transitions. [2018-10-04 14:58:17,040 INFO L276 IsEmpty]: Start isEmpty. Operand 1808 states and 3608 transitions. [2018-10-04 14:58:17,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:17,041 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:17,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:17,046 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:17,063 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:17,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:17,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3610 states to 1809 states and 3610 transitions. [2018-10-04 14:58:17,146 INFO L276 IsEmpty]: Start isEmpty. Operand 1809 states and 3610 transitions. [2018-10-04 14:58:17,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:17,147 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:17,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:17,154 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:17,168 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:17,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:17,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3612 states to 1810 states and 3612 transitions. [2018-10-04 14:58:17,260 INFO L276 IsEmpty]: Start isEmpty. Operand 1810 states and 3612 transitions. [2018-10-04 14:58:17,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:17,261 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:17,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:17,265 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:17,277 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:17,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:17,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3614 states to 1811 states and 3614 transitions. [2018-10-04 14:58:17,394 INFO L276 IsEmpty]: Start isEmpty. Operand 1811 states and 3614 transitions. [2018-10-04 14:58:17,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:17,395 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:17,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:17,399 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:17,412 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:17,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:17,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3616 states to 1812 states and 3616 transitions. [2018-10-04 14:58:17,523 INFO L276 IsEmpty]: Start isEmpty. Operand 1812 states and 3616 transitions. [2018-10-04 14:58:17,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:17,524 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:17,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:17,528 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:17,546 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:17,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:17,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3618 states to 1813 states and 3618 transitions. [2018-10-04 14:58:17,661 INFO L276 IsEmpty]: Start isEmpty. Operand 1813 states and 3618 transitions. [2018-10-04 14:58:17,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:17,662 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:17,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:17,666 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:17,683 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:17,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:17,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3620 states to 1814 states and 3620 transitions. [2018-10-04 14:58:17,781 INFO L276 IsEmpty]: Start isEmpty. Operand 1814 states and 3620 transitions. [2018-10-04 14:58:17,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:17,782 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:17,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:17,786 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:17,804 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:17,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:17,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3622 states to 1815 states and 3622 transitions. [2018-10-04 14:58:17,893 INFO L276 IsEmpty]: Start isEmpty. Operand 1815 states and 3622 transitions. [2018-10-04 14:58:17,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:17,894 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:17,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:17,898 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:17,918 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:18,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:18,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3624 states to 1816 states and 3624 transitions. [2018-10-04 14:58:18,004 INFO L276 IsEmpty]: Start isEmpty. Operand 1816 states and 3624 transitions. [2018-10-04 14:58:18,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:18,005 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:18,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:18,009 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:18,029 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:18,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:18,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3626 states to 1817 states and 3626 transitions. [2018-10-04 14:58:18,117 INFO L276 IsEmpty]: Start isEmpty. Operand 1817 states and 3626 transitions. [2018-10-04 14:58:18,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:18,118 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:18,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:18,124 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:18,143 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:18,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:18,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3628 states to 1818 states and 3628 transitions. [2018-10-04 14:58:18,231 INFO L276 IsEmpty]: Start isEmpty. Operand 1818 states and 3628 transitions. [2018-10-04 14:58:18,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:18,232 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:18,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:18,237 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:18,256 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:18,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:18,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3630 states to 1819 states and 3630 transitions. [2018-10-04 14:58:18,340 INFO L276 IsEmpty]: Start isEmpty. Operand 1819 states and 3630 transitions. [2018-10-04 14:58:18,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:18,341 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:18,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:18,346 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:18,365 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:18,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:18,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3632 states to 1820 states and 3632 transitions. [2018-10-04 14:58:18,453 INFO L276 IsEmpty]: Start isEmpty. Operand 1820 states and 3632 transitions. [2018-10-04 14:58:18,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:18,454 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:18,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:18,460 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:18,477 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:18,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:18,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3634 states to 1821 states and 3634 transitions. [2018-10-04 14:58:18,569 INFO L276 IsEmpty]: Start isEmpty. Operand 1821 states and 3634 transitions. [2018-10-04 14:58:18,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:18,570 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:18,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:18,576 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:18,594 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:18,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:18,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3636 states to 1822 states and 3636 transitions. [2018-10-04 14:58:18,686 INFO L276 IsEmpty]: Start isEmpty. Operand 1822 states and 3636 transitions. [2018-10-04 14:58:18,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:18,687 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:18,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:18,706 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:18,855 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:19,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:19,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3638 states to 1823 states and 3638 transitions. [2018-10-04 14:58:19,123 INFO L276 IsEmpty]: Start isEmpty. Operand 1823 states and 3638 transitions. [2018-10-04 14:58:19,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:19,124 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:19,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:19,129 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:19,140 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:19,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:19,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3640 states to 1824 states and 3640 transitions. [2018-10-04 14:58:19,233 INFO L276 IsEmpty]: Start isEmpty. Operand 1824 states and 3640 transitions. [2018-10-04 14:58:19,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:19,234 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:19,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:19,241 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:19,258 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:19,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:19,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3642 states to 1825 states and 3642 transitions. [2018-10-04 14:58:19,345 INFO L276 IsEmpty]: Start isEmpty. Operand 1825 states and 3642 transitions. [2018-10-04 14:58:19,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:19,346 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:19,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:19,350 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:19,367 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:19,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:19,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3644 states to 1826 states and 3644 transitions. [2018-10-04 14:58:19,459 INFO L276 IsEmpty]: Start isEmpty. Operand 1826 states and 3644 transitions. [2018-10-04 14:58:19,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:19,460 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:19,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:19,468 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:19,485 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:19,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:19,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3646 states to 1827 states and 3646 transitions. [2018-10-04 14:58:19,571 INFO L276 IsEmpty]: Start isEmpty. Operand 1827 states and 3646 transitions. [2018-10-04 14:58:19,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:19,572 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:19,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:19,577 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:19,592 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:19,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:19,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3648 states to 1828 states and 3648 transitions. [2018-10-04 14:58:19,683 INFO L276 IsEmpty]: Start isEmpty. Operand 1828 states and 3648 transitions. [2018-10-04 14:58:19,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:19,683 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:19,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:19,688 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:19,709 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:19,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:19,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3650 states to 1829 states and 3650 transitions. [2018-10-04 14:58:19,795 INFO L276 IsEmpty]: Start isEmpty. Operand 1829 states and 3650 transitions. [2018-10-04 14:58:19,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:19,796 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:19,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:19,802 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:19,818 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:19,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:19,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3652 states to 1830 states and 3652 transitions. [2018-10-04 14:58:19,912 INFO L276 IsEmpty]: Start isEmpty. Operand 1830 states and 3652 transitions. [2018-10-04 14:58:19,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:19,913 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:19,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:19,917 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:19,932 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:20,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:20,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3654 states to 1831 states and 3654 transitions. [2018-10-04 14:58:20,024 INFO L276 IsEmpty]: Start isEmpty. Operand 1831 states and 3654 transitions. [2018-10-04 14:58:20,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:20,025 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:20,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:20,029 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:20,045 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:20,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:20,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3656 states to 1832 states and 3656 transitions. [2018-10-04 14:58:20,133 INFO L276 IsEmpty]: Start isEmpty. Operand 1832 states and 3656 transitions. [2018-10-04 14:58:20,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:20,134 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:20,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:20,138 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:20,155 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:20,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:20,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3658 states to 1833 states and 3658 transitions. [2018-10-04 14:58:20,244 INFO L276 IsEmpty]: Start isEmpty. Operand 1833 states and 3658 transitions. [2018-10-04 14:58:20,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:20,245 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:20,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:20,249 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:20,267 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:20,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:20,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3660 states to 1834 states and 3660 transitions. [2018-10-04 14:58:20,358 INFO L276 IsEmpty]: Start isEmpty. Operand 1834 states and 3660 transitions. [2018-10-04 14:58:20,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:20,359 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:20,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:20,366 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:20,383 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:20,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:20,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3662 states to 1835 states and 3662 transitions. [2018-10-04 14:58:20,470 INFO L276 IsEmpty]: Start isEmpty. Operand 1835 states and 3662 transitions. [2018-10-04 14:58:20,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:20,471 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:20,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:20,475 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:20,491 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:20,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:20,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3664 states to 1836 states and 3664 transitions. [2018-10-04 14:58:20,586 INFO L276 IsEmpty]: Start isEmpty. Operand 1836 states and 3664 transitions. [2018-10-04 14:58:20,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:20,587 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:20,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:20,593 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:20,610 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:20,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:20,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3666 states to 1837 states and 3666 transitions. [2018-10-04 14:58:20,702 INFO L276 IsEmpty]: Start isEmpty. Operand 1837 states and 3666 transitions. [2018-10-04 14:58:20,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:20,703 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:20,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:20,711 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:20,730 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:20,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:20,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3668 states to 1838 states and 3668 transitions. [2018-10-04 14:58:20,816 INFO L276 IsEmpty]: Start isEmpty. Operand 1838 states and 3668 transitions. [2018-10-04 14:58:20,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:20,817 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:20,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:20,821 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:20,842 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:20,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:20,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3670 states to 1839 states and 3670 transitions. [2018-10-04 14:58:20,931 INFO L276 IsEmpty]: Start isEmpty. Operand 1839 states and 3670 transitions. [2018-10-04 14:58:20,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:20,932 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:20,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:20,937 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:20,953 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:21,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:21,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3672 states to 1840 states and 3672 transitions. [2018-10-04 14:58:21,044 INFO L276 IsEmpty]: Start isEmpty. Operand 1840 states and 3672 transitions. [2018-10-04 14:58:21,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:21,045 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:21,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:21,055 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:21,075 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:21,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:21,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3674 states to 1841 states and 3674 transitions. [2018-10-04 14:58:21,166 INFO L276 IsEmpty]: Start isEmpty. Operand 1841 states and 3674 transitions. [2018-10-04 14:58:21,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:21,167 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:21,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:21,172 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:21,191 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:21,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:21,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3676 states to 1842 states and 3676 transitions. [2018-10-04 14:58:21,280 INFO L276 IsEmpty]: Start isEmpty. Operand 1842 states and 3676 transitions. [2018-10-04 14:58:21,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:21,281 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:21,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:21,286 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:21,304 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:21,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:21,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3678 states to 1843 states and 3678 transitions. [2018-10-04 14:58:21,394 INFO L276 IsEmpty]: Start isEmpty. Operand 1843 states and 3678 transitions. [2018-10-04 14:58:21,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:21,395 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:21,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:21,403 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:21,419 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:21,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:21,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3680 states to 1844 states and 3680 transitions. [2018-10-04 14:58:21,510 INFO L276 IsEmpty]: Start isEmpty. Operand 1844 states and 3680 transitions. [2018-10-04 14:58:21,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:21,511 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:21,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:21,517 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:21,535 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:21,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:21,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3682 states to 1845 states and 3682 transitions. [2018-10-04 14:58:21,622 INFO L276 IsEmpty]: Start isEmpty. Operand 1845 states and 3682 transitions. [2018-10-04 14:58:21,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:21,623 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:21,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:21,628 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:21,645 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:21,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:21,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3684 states to 1846 states and 3684 transitions. [2018-10-04 14:58:21,734 INFO L276 IsEmpty]: Start isEmpty. Operand 1846 states and 3684 transitions. [2018-10-04 14:58:21,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:21,735 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:21,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:21,743 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:21,758 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:21,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:21,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3686 states to 1847 states and 3686 transitions. [2018-10-04 14:58:21,853 INFO L276 IsEmpty]: Start isEmpty. Operand 1847 states and 3686 transitions. [2018-10-04 14:58:21,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:21,854 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:21,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:21,858 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:21,874 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:21,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:21,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3688 states to 1848 states and 3688 transitions. [2018-10-04 14:58:21,964 INFO L276 IsEmpty]: Start isEmpty. Operand 1848 states and 3688 transitions. [2018-10-04 14:58:21,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:21,965 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:21,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:21,986 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:22,039 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:22,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:22,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3690 states to 1849 states and 3690 transitions. [2018-10-04 14:58:22,126 INFO L276 IsEmpty]: Start isEmpty. Operand 1849 states and 3690 transitions. [2018-10-04 14:58:22,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:22,127 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:22,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:22,132 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:22,150 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:22,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:22,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3692 states to 1850 states and 3692 transitions. [2018-10-04 14:58:22,235 INFO L276 IsEmpty]: Start isEmpty. Operand 1850 states and 3692 transitions. [2018-10-04 14:58:22,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:22,236 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:22,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:22,242 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:22,258 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:22,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:22,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3694 states to 1851 states and 3694 transitions. [2018-10-04 14:58:22,350 INFO L276 IsEmpty]: Start isEmpty. Operand 1851 states and 3694 transitions. [2018-10-04 14:58:22,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:22,351 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:22,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:22,356 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:22,372 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:22,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:22,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3696 states to 1852 states and 3696 transitions. [2018-10-04 14:58:22,494 INFO L276 IsEmpty]: Start isEmpty. Operand 1852 states and 3696 transitions. [2018-10-04 14:58:22,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:22,495 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:22,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:22,502 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:22,519 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:22,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:22,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3698 states to 1853 states and 3698 transitions. [2018-10-04 14:58:22,641 INFO L276 IsEmpty]: Start isEmpty. Operand 1853 states and 3698 transitions. [2018-10-04 14:58:22,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:22,642 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:22,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:22,647 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:22,664 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:22,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:22,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3700 states to 1854 states and 3700 transitions. [2018-10-04 14:58:22,769 INFO L276 IsEmpty]: Start isEmpty. Operand 1854 states and 3700 transitions. [2018-10-04 14:58:22,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:22,770 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:22,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:22,774 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:22,790 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:22,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:22,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3702 states to 1855 states and 3702 transitions. [2018-10-04 14:58:22,882 INFO L276 IsEmpty]: Start isEmpty. Operand 1855 states and 3702 transitions. [2018-10-04 14:58:22,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:22,883 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:22,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:22,890 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:22,908 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:22,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:22,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3704 states to 1856 states and 3704 transitions. [2018-10-04 14:58:22,996 INFO L276 IsEmpty]: Start isEmpty. Operand 1856 states and 3704 transitions. [2018-10-04 14:58:22,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:22,997 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:23,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:23,003 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:23,017 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:23,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:23,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3706 states to 1857 states and 3706 transitions. [2018-10-04 14:58:23,110 INFO L276 IsEmpty]: Start isEmpty. Operand 1857 states and 3706 transitions. [2018-10-04 14:58:23,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:23,111 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:23,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:23,119 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:23,135 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:23,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:23,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3708 states to 1858 states and 3708 transitions. [2018-10-04 14:58:23,229 INFO L276 IsEmpty]: Start isEmpty. Operand 1858 states and 3708 transitions. [2018-10-04 14:58:23,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:23,230 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:23,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:23,237 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:23,254 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:23,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:23,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3710 states to 1859 states and 3710 transitions. [2018-10-04 14:58:23,340 INFO L276 IsEmpty]: Start isEmpty. Operand 1859 states and 3710 transitions. [2018-10-04 14:58:23,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:23,341 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:23,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:23,348 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:23,366 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:23,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:23,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3712 states to 1860 states and 3712 transitions. [2018-10-04 14:58:23,451 INFO L276 IsEmpty]: Start isEmpty. Operand 1860 states and 3712 transitions. [2018-10-04 14:58:23,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:23,452 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:23,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:23,458 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:23,476 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:23,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:23,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3714 states to 1861 states and 3714 transitions. [2018-10-04 14:58:23,563 INFO L276 IsEmpty]: Start isEmpty. Operand 1861 states and 3714 transitions. [2018-10-04 14:58:23,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:23,563 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:23,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:23,567 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:23,585 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:23,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:23,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3716 states to 1862 states and 3716 transitions. [2018-10-04 14:58:23,674 INFO L276 IsEmpty]: Start isEmpty. Operand 1862 states and 3716 transitions. [2018-10-04 14:58:23,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:23,675 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:23,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:23,681 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:23,700 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:23,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:23,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3718 states to 1863 states and 3718 transitions. [2018-10-04 14:58:23,788 INFO L276 IsEmpty]: Start isEmpty. Operand 1863 states and 3718 transitions. [2018-10-04 14:58:23,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:23,789 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:23,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:23,796 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:23,815 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:23,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:23,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3720 states to 1864 states and 3720 transitions. [2018-10-04 14:58:23,904 INFO L276 IsEmpty]: Start isEmpty. Operand 1864 states and 3720 transitions. [2018-10-04 14:58:23,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:23,905 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:23,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:23,912 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:23,931 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:24,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:24,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3722 states to 1865 states and 3722 transitions. [2018-10-04 14:58:24,018 INFO L276 IsEmpty]: Start isEmpty. Operand 1865 states and 3722 transitions. [2018-10-04 14:58:24,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:24,019 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:24,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:24,025 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:24,041 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:24,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:24,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3724 states to 1866 states and 3724 transitions. [2018-10-04 14:58:24,132 INFO L276 IsEmpty]: Start isEmpty. Operand 1866 states and 3724 transitions. [2018-10-04 14:58:24,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:24,132 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:24,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:24,139 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:24,155 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:24,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:24,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3726 states to 1867 states and 3726 transitions. [2018-10-04 14:58:24,245 INFO L276 IsEmpty]: Start isEmpty. Operand 1867 states and 3726 transitions. [2018-10-04 14:58:24,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:24,246 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:24,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:24,250 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:24,272 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:24,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:24,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3728 states to 1868 states and 3728 transitions. [2018-10-04 14:58:24,358 INFO L276 IsEmpty]: Start isEmpty. Operand 1868 states and 3728 transitions. [2018-10-04 14:58:24,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:24,359 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:24,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:24,363 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:24,379 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:24,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:24,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3730 states to 1869 states and 3730 transitions. [2018-10-04 14:58:24,473 INFO L276 IsEmpty]: Start isEmpty. Operand 1869 states and 3730 transitions. [2018-10-04 14:58:24,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:24,474 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:24,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:24,481 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:24,503 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:24,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:24,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3732 states to 1870 states and 3732 transitions. [2018-10-04 14:58:24,585 INFO L276 IsEmpty]: Start isEmpty. Operand 1870 states and 3732 transitions. [2018-10-04 14:58:24,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:24,585 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:24,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:24,592 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:24,610 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:24,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:24,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3734 states to 1871 states and 3734 transitions. [2018-10-04 14:58:24,701 INFO L276 IsEmpty]: Start isEmpty. Operand 1871 states and 3734 transitions. [2018-10-04 14:58:24,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:24,702 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:24,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:24,709 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:24,725 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:24,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:24,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3736 states to 1872 states and 3736 transitions. [2018-10-04 14:58:24,817 INFO L276 IsEmpty]: Start isEmpty. Operand 1872 states and 3736 transitions. [2018-10-04 14:58:24,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:24,818 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:24,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:24,822 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:24,841 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:24,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:24,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3738 states to 1873 states and 3738 transitions. [2018-10-04 14:58:24,934 INFO L276 IsEmpty]: Start isEmpty. Operand 1873 states and 3738 transitions. [2018-10-04 14:58:24,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:24,935 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:24,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:24,943 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:24,959 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:25,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:25,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3740 states to 1874 states and 3740 transitions. [2018-10-04 14:58:25,054 INFO L276 IsEmpty]: Start isEmpty. Operand 1874 states and 3740 transitions. [2018-10-04 14:58:25,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:25,055 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:25,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:25,060 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:25,077 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:25,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:25,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3742 states to 1875 states and 3742 transitions. [2018-10-04 14:58:25,167 INFO L276 IsEmpty]: Start isEmpty. Operand 1875 states and 3742 transitions. [2018-10-04 14:58:25,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:25,168 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:25,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:25,173 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:25,195 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:25,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:25,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3744 states to 1876 states and 3744 transitions. [2018-10-04 14:58:25,283 INFO L276 IsEmpty]: Start isEmpty. Operand 1876 states and 3744 transitions. [2018-10-04 14:58:25,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:25,284 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:25,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:25,291 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:25,309 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:25,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:25,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3746 states to 1877 states and 3746 transitions. [2018-10-04 14:58:25,397 INFO L276 IsEmpty]: Start isEmpty. Operand 1877 states and 3746 transitions. [2018-10-04 14:58:25,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:25,398 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:25,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:25,403 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:25,418 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:25,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:25,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3748 states to 1878 states and 3748 transitions. [2018-10-04 14:58:25,512 INFO L276 IsEmpty]: Start isEmpty. Operand 1878 states and 3748 transitions. [2018-10-04 14:58:25,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:25,513 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:25,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:25,517 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:25,533 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:25,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:25,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3750 states to 1879 states and 3750 transitions. [2018-10-04 14:58:25,627 INFO L276 IsEmpty]: Start isEmpty. Operand 1879 states and 3750 transitions. [2018-10-04 14:58:25,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:25,628 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:25,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:25,635 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:25,649 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:25,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:25,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3752 states to 1880 states and 3752 transitions. [2018-10-04 14:58:25,745 INFO L276 IsEmpty]: Start isEmpty. Operand 1880 states and 3752 transitions. [2018-10-04 14:58:25,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:25,746 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:25,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:25,752 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:25,771 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:25,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:25,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3754 states to 1881 states and 3754 transitions. [2018-10-04 14:58:25,866 INFO L276 IsEmpty]: Start isEmpty. Operand 1881 states and 3754 transitions. [2018-10-04 14:58:25,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:25,867 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:25,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:25,872 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:25,888 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:25,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:25,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3756 states to 1882 states and 3756 transitions. [2018-10-04 14:58:25,982 INFO L276 IsEmpty]: Start isEmpty. Operand 1882 states and 3756 transitions. [2018-10-04 14:58:25,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:25,983 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:25,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:25,990 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:26,006 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:26,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:26,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3758 states to 1883 states and 3758 transitions. [2018-10-04 14:58:26,100 INFO L276 IsEmpty]: Start isEmpty. Operand 1883 states and 3758 transitions. [2018-10-04 14:58:26,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:26,101 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:26,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:26,105 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:26,125 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:26,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:26,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3760 states to 1884 states and 3760 transitions. [2018-10-04 14:58:26,213 INFO L276 IsEmpty]: Start isEmpty. Operand 1884 states and 3760 transitions. [2018-10-04 14:58:26,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:26,214 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:26,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:26,219 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:26,238 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:26,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:26,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3762 states to 1885 states and 3762 transitions. [2018-10-04 14:58:26,326 INFO L276 IsEmpty]: Start isEmpty. Operand 1885 states and 3762 transitions. [2018-10-04 14:58:26,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:26,327 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:26,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:26,334 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:26,349 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:26,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:26,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3764 states to 1886 states and 3764 transitions. [2018-10-04 14:58:26,443 INFO L276 IsEmpty]: Start isEmpty. Operand 1886 states and 3764 transitions. [2018-10-04 14:58:26,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:26,444 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:26,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:26,465 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:26,522 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:26,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:26,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3766 states to 1887 states and 3766 transitions. [2018-10-04 14:58:26,612 INFO L276 IsEmpty]: Start isEmpty. Operand 1887 states and 3766 transitions. [2018-10-04 14:58:26,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:26,613 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:26,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:26,620 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:26,638 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:26,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:26,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3768 states to 1888 states and 3768 transitions. [2018-10-04 14:58:26,727 INFO L276 IsEmpty]: Start isEmpty. Operand 1888 states and 3768 transitions. [2018-10-04 14:58:26,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:26,728 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:26,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:26,732 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:26,750 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:26,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:26,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3770 states to 1889 states and 3770 transitions. [2018-10-04 14:58:26,846 INFO L276 IsEmpty]: Start isEmpty. Operand 1889 states and 3770 transitions. [2018-10-04 14:58:26,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:26,847 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:26,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:26,853 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:26,872 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:26,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:26,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3772 states to 1890 states and 3772 transitions. [2018-10-04 14:58:26,959 INFO L276 IsEmpty]: Start isEmpty. Operand 1890 states and 3772 transitions. [2018-10-04 14:58:26,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:26,960 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:26,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:26,966 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:26,985 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:27,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:27,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3774 states to 1891 states and 3774 transitions. [2018-10-04 14:58:27,070 INFO L276 IsEmpty]: Start isEmpty. Operand 1891 states and 3774 transitions. [2018-10-04 14:58:27,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:27,071 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:27,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:27,077 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:27,094 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:27,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:27,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3776 states to 1892 states and 3776 transitions. [2018-10-04 14:58:27,186 INFO L276 IsEmpty]: Start isEmpty. Operand 1892 states and 3776 transitions. [2018-10-04 14:58:27,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:27,187 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:27,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:27,191 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:27,207 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:27,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:27,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3778 states to 1893 states and 3778 transitions. [2018-10-04 14:58:27,303 INFO L276 IsEmpty]: Start isEmpty. Operand 1893 states and 3778 transitions. [2018-10-04 14:58:27,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:27,304 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:27,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:27,308 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:27,325 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:27,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:27,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3780 states to 1894 states and 3780 transitions. [2018-10-04 14:58:27,420 INFO L276 IsEmpty]: Start isEmpty. Operand 1894 states and 3780 transitions. [2018-10-04 14:58:27,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:27,421 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:27,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:27,427 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:27,448 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:27,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:27,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3782 states to 1895 states and 3782 transitions. [2018-10-04 14:58:27,536 INFO L276 IsEmpty]: Start isEmpty. Operand 1895 states and 3782 transitions. [2018-10-04 14:58:27,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:27,537 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:27,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:27,541 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:27,553 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:27,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:27,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3784 states to 1896 states and 3784 transitions. [2018-10-04 14:58:27,676 INFO L276 IsEmpty]: Start isEmpty. Operand 1896 states and 3784 transitions. [2018-10-04 14:58:27,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:27,677 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:27,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:27,681 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:27,708 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:27,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:27,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3786 states to 1897 states and 3786 transitions. [2018-10-04 14:58:27,826 INFO L276 IsEmpty]: Start isEmpty. Operand 1897 states and 3786 transitions. [2018-10-04 14:58:27,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:27,827 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:27,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:27,831 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:27,844 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:27,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:27,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3788 states to 1898 states and 3788 transitions. [2018-10-04 14:58:27,958 INFO L276 IsEmpty]: Start isEmpty. Operand 1898 states and 3788 transitions. [2018-10-04 14:58:27,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:27,959 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:27,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:27,963 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:27,976 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:28,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:28,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3790 states to 1899 states and 3790 transitions. [2018-10-04 14:58:28,070 INFO L276 IsEmpty]: Start isEmpty. Operand 1899 states and 3790 transitions. [2018-10-04 14:58:28,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:28,071 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:28,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:28,077 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:28,094 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:28,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:28,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3792 states to 1900 states and 3792 transitions. [2018-10-04 14:58:28,185 INFO L276 IsEmpty]: Start isEmpty. Operand 1900 states and 3792 transitions. [2018-10-04 14:58:28,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:28,186 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:28,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:28,193 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:28,214 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:28,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:28,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3794 states to 1901 states and 3794 transitions. [2018-10-04 14:58:28,302 INFO L276 IsEmpty]: Start isEmpty. Operand 1901 states and 3794 transitions. [2018-10-04 14:58:28,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:28,303 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:28,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:28,307 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:28,326 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:28,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:28,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3796 states to 1902 states and 3796 transitions. [2018-10-04 14:58:28,420 INFO L276 IsEmpty]: Start isEmpty. Operand 1902 states and 3796 transitions. [2018-10-04 14:58:28,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:28,421 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:28,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:28,427 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:28,443 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:28,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:28,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3798 states to 1903 states and 3798 transitions. [2018-10-04 14:58:28,536 INFO L276 IsEmpty]: Start isEmpty. Operand 1903 states and 3798 transitions. [2018-10-04 14:58:28,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:28,537 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:28,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:28,543 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:28,560 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:28,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:28,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3800 states to 1904 states and 3800 transitions. [2018-10-04 14:58:28,652 INFO L276 IsEmpty]: Start isEmpty. Operand 1904 states and 3800 transitions. [2018-10-04 14:58:28,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:28,652 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:28,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:28,659 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:28,674 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:28,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:28,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3802 states to 1905 states and 3802 transitions. [2018-10-04 14:58:28,773 INFO L276 IsEmpty]: Start isEmpty. Operand 1905 states and 3802 transitions. [2018-10-04 14:58:28,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:28,774 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:28,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:28,778 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:28,793 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:28,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:28,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3804 states to 1906 states and 3804 transitions. [2018-10-04 14:58:28,891 INFO L276 IsEmpty]: Start isEmpty. Operand 1906 states and 3804 transitions. [2018-10-04 14:58:28,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:28,892 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:28,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:28,896 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:28,912 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:29,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:29,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3806 states to 1907 states and 3806 transitions. [2018-10-04 14:58:29,005 INFO L276 IsEmpty]: Start isEmpty. Operand 1907 states and 3806 transitions. [2018-10-04 14:58:29,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:29,006 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:29,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:29,010 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:29,027 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:29,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:29,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3808 states to 1908 states and 3808 transitions. [2018-10-04 14:58:29,123 INFO L276 IsEmpty]: Start isEmpty. Operand 1908 states and 3808 transitions. [2018-10-04 14:58:29,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:29,124 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:29,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:29,131 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:29,151 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:29,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:29,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3810 states to 1909 states and 3810 transitions. [2018-10-04 14:58:29,238 INFO L276 IsEmpty]: Start isEmpty. Operand 1909 states and 3810 transitions. [2018-10-04 14:58:29,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:29,239 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:29,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:29,245 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:29,262 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:29,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:29,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3812 states to 1910 states and 3812 transitions. [2018-10-04 14:58:29,354 INFO L276 IsEmpty]: Start isEmpty. Operand 1910 states and 3812 transitions. [2018-10-04 14:58:29,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:29,355 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:29,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:29,359 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:29,373 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:29,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:29,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3814 states to 1911 states and 3814 transitions. [2018-10-04 14:58:29,469 INFO L276 IsEmpty]: Start isEmpty. Operand 1911 states and 3814 transitions. [2018-10-04 14:58:29,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:29,470 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:29,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:29,477 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:29,495 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:29,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:29,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3816 states to 1912 states and 3816 transitions. [2018-10-04 14:58:29,579 INFO L276 IsEmpty]: Start isEmpty. Operand 1912 states and 3816 transitions. [2018-10-04 14:58:29,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:29,580 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:29,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:29,584 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:29,602 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:29,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:29,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3818 states to 1913 states and 3818 transitions. [2018-10-04 14:58:29,694 INFO L276 IsEmpty]: Start isEmpty. Operand 1913 states and 3818 transitions. [2018-10-04 14:58:29,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:29,695 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:29,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:29,701 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:29,715 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:29,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:29,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3820 states to 1914 states and 3820 transitions. [2018-10-04 14:58:29,811 INFO L276 IsEmpty]: Start isEmpty. Operand 1914 states and 3820 transitions. [2018-10-04 14:58:29,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:29,812 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:29,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:29,816 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:29,833 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:29,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:29,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3822 states to 1915 states and 3822 transitions. [2018-10-04 14:58:29,922 INFO L276 IsEmpty]: Start isEmpty. Operand 1915 states and 3822 transitions. [2018-10-04 14:58:29,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:29,923 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:29,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:29,930 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:29,946 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:30,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:30,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3824 states to 1916 states and 3824 transitions. [2018-10-04 14:58:30,033 INFO L276 IsEmpty]: Start isEmpty. Operand 1916 states and 3824 transitions. [2018-10-04 14:58:30,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:30,034 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:30,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:30,038 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:30,056 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:30,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:30,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3826 states to 1917 states and 3826 transitions. [2018-10-04 14:58:30,149 INFO L276 IsEmpty]: Start isEmpty. Operand 1917 states and 3826 transitions. [2018-10-04 14:58:30,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:30,150 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:30,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:30,155 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:30,173 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:30,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:30,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3828 states to 1918 states and 3828 transitions. [2018-10-04 14:58:30,265 INFO L276 IsEmpty]: Start isEmpty. Operand 1918 states and 3828 transitions. [2018-10-04 14:58:30,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:30,266 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:30,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:30,270 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:30,286 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:30,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:30,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3830 states to 1919 states and 3830 transitions. [2018-10-04 14:58:30,382 INFO L276 IsEmpty]: Start isEmpty. Operand 1919 states and 3830 transitions. [2018-10-04 14:58:30,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:30,383 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:30,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:30,389 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:30,405 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:30,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:30,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3832 states to 1920 states and 3832 transitions. [2018-10-04 14:58:30,501 INFO L276 IsEmpty]: Start isEmpty. Operand 1920 states and 3832 transitions. [2018-10-04 14:58:30,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:30,502 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:30,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:30,508 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:30,527 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:30,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:30,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3834 states to 1921 states and 3834 transitions. [2018-10-04 14:58:30,618 INFO L276 IsEmpty]: Start isEmpty. Operand 1921 states and 3834 transitions. [2018-10-04 14:58:30,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:30,618 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:30,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:30,624 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:30,638 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:30,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:30,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3836 states to 1922 states and 3836 transitions. [2018-10-04 14:58:30,732 INFO L276 IsEmpty]: Start isEmpty. Operand 1922 states and 3836 transitions. [2018-10-04 14:58:30,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:30,733 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:30,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:30,740 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:30,759 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:30,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:30,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3838 states to 1923 states and 3838 transitions. [2018-10-04 14:58:30,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1923 states and 3838 transitions. [2018-10-04 14:58:30,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:30,850 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:30,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:30,857 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:30,873 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:30,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:30,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3840 states to 1924 states and 3840 transitions. [2018-10-04 14:58:30,966 INFO L276 IsEmpty]: Start isEmpty. Operand 1924 states and 3840 transitions. [2018-10-04 14:58:30,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:30,967 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:30,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:30,974 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:30,989 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:31,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:31,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3842 states to 1925 states and 3842 transitions. [2018-10-04 14:58:31,084 INFO L276 IsEmpty]: Start isEmpty. Operand 1925 states and 3842 transitions. [2018-10-04 14:58:31,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:31,085 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:31,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:31,092 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:31,107 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:31,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:31,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3844 states to 1926 states and 3844 transitions. [2018-10-04 14:58:31,203 INFO L276 IsEmpty]: Start isEmpty. Operand 1926 states and 3844 transitions. [2018-10-04 14:58:31,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:31,204 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:31,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:31,210 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:31,227 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:31,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:31,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3846 states to 1927 states and 3846 transitions. [2018-10-04 14:58:31,317 INFO L276 IsEmpty]: Start isEmpty. Operand 1927 states and 3846 transitions. [2018-10-04 14:58:31,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:31,318 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:31,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:31,323 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:31,341 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:31,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:31,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3848 states to 1928 states and 3848 transitions. [2018-10-04 14:58:31,435 INFO L276 IsEmpty]: Start isEmpty. Operand 1928 states and 3848 transitions. [2018-10-04 14:58:31,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:31,436 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:31,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:31,440 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:31,458 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:31,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:31,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3850 states to 1929 states and 3850 transitions. [2018-10-04 14:58:31,555 INFO L276 IsEmpty]: Start isEmpty. Operand 1929 states and 3850 transitions. [2018-10-04 14:58:31,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:31,556 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:31,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:31,563 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:31,578 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:31,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:31,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3852 states to 1930 states and 3852 transitions. [2018-10-04 14:58:31,672 INFO L276 IsEmpty]: Start isEmpty. Operand 1930 states and 3852 transitions. [2018-10-04 14:58:31,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:31,673 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:31,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:31,680 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:31,696 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:31,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:31,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3854 states to 1931 states and 3854 transitions. [2018-10-04 14:58:31,789 INFO L276 IsEmpty]: Start isEmpty. Operand 1931 states and 3854 transitions. [2018-10-04 14:58:31,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:31,790 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:31,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:31,797 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:31,814 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:31,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:31,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3856 states to 1932 states and 3856 transitions. [2018-10-04 14:58:31,910 INFO L276 IsEmpty]: Start isEmpty. Operand 1932 states and 3856 transitions. [2018-10-04 14:58:31,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:31,911 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:31,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:31,916 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:31,934 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:32,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:32,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3858 states to 1933 states and 3858 transitions. [2018-10-04 14:58:32,025 INFO L276 IsEmpty]: Start isEmpty. Operand 1933 states and 3858 transitions. [2018-10-04 14:58:32,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:32,026 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:32,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:32,034 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:32,054 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:32,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:32,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3860 states to 1934 states and 3860 transitions. [2018-10-04 14:58:32,143 INFO L276 IsEmpty]: Start isEmpty. Operand 1934 states and 3860 transitions. [2018-10-04 14:58:32,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:32,144 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:32,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:32,149 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:32,167 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:32,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:32,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3862 states to 1935 states and 3862 transitions. [2018-10-04 14:58:32,262 INFO L276 IsEmpty]: Start isEmpty. Operand 1935 states and 3862 transitions. [2018-10-04 14:58:32,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:32,263 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:32,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:32,270 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:32,285 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:32,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:32,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3864 states to 1936 states and 3864 transitions. [2018-10-04 14:58:32,379 INFO L276 IsEmpty]: Start isEmpty. Operand 1936 states and 3864 transitions. [2018-10-04 14:58:32,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:32,380 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:32,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:32,384 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:32,403 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:32,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:32,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3866 states to 1937 states and 3866 transitions. [2018-10-04 14:58:32,495 INFO L276 IsEmpty]: Start isEmpty. Operand 1937 states and 3866 transitions. [2018-10-04 14:58:32,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:32,496 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:32,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:32,501 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:32,515 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:32,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:32,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3868 states to 1938 states and 3868 transitions. [2018-10-04 14:58:32,616 INFO L276 IsEmpty]: Start isEmpty. Operand 1938 states and 3868 transitions. [2018-10-04 14:58:32,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:32,617 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:32,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:32,623 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:32,641 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:32,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:32,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3870 states to 1939 states and 3870 transitions. [2018-10-04 14:58:32,770 INFO L276 IsEmpty]: Start isEmpty. Operand 1939 states and 3870 transitions. [2018-10-04 14:58:32,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:32,771 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:32,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:32,776 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:32,792 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:32,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:32,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3872 states to 1940 states and 3872 transitions. [2018-10-04 14:58:32,924 INFO L276 IsEmpty]: Start isEmpty. Operand 1940 states and 3872 transitions. [2018-10-04 14:58:32,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:32,925 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:32,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:32,929 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:32,944 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:33,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:33,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3874 states to 1941 states and 3874 transitions. [2018-10-04 14:58:33,062 INFO L276 IsEmpty]: Start isEmpty. Operand 1941 states and 3874 transitions. [2018-10-04 14:58:33,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:33,063 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:33,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:33,067 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:33,085 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:33,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:33,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3876 states to 1942 states and 3876 transitions. [2018-10-04 14:58:33,173 INFO L276 IsEmpty]: Start isEmpty. Operand 1942 states and 3876 transitions. [2018-10-04 14:58:33,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:33,174 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:33,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:33,179 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:33,198 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:33,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:33,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3878 states to 1943 states and 3878 transitions. [2018-10-04 14:58:33,291 INFO L276 IsEmpty]: Start isEmpty. Operand 1943 states and 3878 transitions. [2018-10-04 14:58:33,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:33,291 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:33,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:33,298 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:33,315 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:33,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:33,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3880 states to 1944 states and 3880 transitions. [2018-10-04 14:58:33,406 INFO L276 IsEmpty]: Start isEmpty. Operand 1944 states and 3880 transitions. [2018-10-04 14:58:33,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:33,407 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:33,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:33,412 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:33,428 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:33,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:33,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3882 states to 1945 states and 3882 transitions. [2018-10-04 14:58:33,522 INFO L276 IsEmpty]: Start isEmpty. Operand 1945 states and 3882 transitions. [2018-10-04 14:58:33,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:33,523 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:33,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:33,530 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:33,550 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:33,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:33,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3884 states to 1946 states and 3884 transitions. [2018-10-04 14:58:33,640 INFO L276 IsEmpty]: Start isEmpty. Operand 1946 states and 3884 transitions. [2018-10-04 14:58:33,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:33,641 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:33,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:33,646 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:33,662 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:33,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:33,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3886 states to 1947 states and 3886 transitions. [2018-10-04 14:58:33,757 INFO L276 IsEmpty]: Start isEmpty. Operand 1947 states and 3886 transitions. [2018-10-04 14:58:33,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:33,758 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:33,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:33,764 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:33,781 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:33,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:33,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3888 states to 1948 states and 3888 transitions. [2018-10-04 14:58:33,880 INFO L276 IsEmpty]: Start isEmpty. Operand 1948 states and 3888 transitions. [2018-10-04 14:58:33,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:33,881 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:33,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:33,886 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:33,909 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:33,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:34,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3890 states to 1949 states and 3890 transitions. [2018-10-04 14:58:34,000 INFO L276 IsEmpty]: Start isEmpty. Operand 1949 states and 3890 transitions. [2018-10-04 14:58:34,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:34,001 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:34,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:34,008 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:34,026 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:34,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:34,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3892 states to 1950 states and 3892 transitions. [2018-10-04 14:58:34,115 INFO L276 IsEmpty]: Start isEmpty. Operand 1950 states and 3892 transitions. [2018-10-04 14:58:34,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:34,116 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:34,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:34,120 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:34,136 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:34,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:34,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3894 states to 1951 states and 3894 transitions. [2018-10-04 14:58:34,230 INFO L276 IsEmpty]: Start isEmpty. Operand 1951 states and 3894 transitions. [2018-10-04 14:58:34,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:34,231 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:34,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:34,237 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:34,254 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:34,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:34,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3896 states to 1952 states and 3896 transitions. [2018-10-04 14:58:34,349 INFO L276 IsEmpty]: Start isEmpty. Operand 1952 states and 3896 transitions. [2018-10-04 14:58:34,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:34,350 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:34,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:34,354 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:34,374 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:34,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:34,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3898 states to 1953 states and 3898 transitions. [2018-10-04 14:58:34,466 INFO L276 IsEmpty]: Start isEmpty. Operand 1953 states and 3898 transitions. [2018-10-04 14:58:34,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:34,467 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:34,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:34,475 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:34,493 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:34,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:34,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3900 states to 1954 states and 3900 transitions. [2018-10-04 14:58:34,586 INFO L276 IsEmpty]: Start isEmpty. Operand 1954 states and 3900 transitions. [2018-10-04 14:58:34,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:34,587 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:34,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:34,593 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:34,609 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:34,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:34,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3902 states to 1955 states and 3902 transitions. [2018-10-04 14:58:34,703 INFO L276 IsEmpty]: Start isEmpty. Operand 1955 states and 3902 transitions. [2018-10-04 14:58:34,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:34,704 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:34,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:34,708 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:34,727 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:34,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:34,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3904 states to 1956 states and 3904 transitions. [2018-10-04 14:58:34,819 INFO L276 IsEmpty]: Start isEmpty. Operand 1956 states and 3904 transitions. [2018-10-04 14:58:34,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:34,820 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:34,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:34,828 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:34,845 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:34,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:34,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3906 states to 1957 states and 3906 transitions. [2018-10-04 14:58:34,940 INFO L276 IsEmpty]: Start isEmpty. Operand 1957 states and 3906 transitions. [2018-10-04 14:58:34,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:34,941 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:34,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:34,945 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:34,962 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:35,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:35,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3908 states to 1958 states and 3908 transitions. [2018-10-04 14:58:35,058 INFO L276 IsEmpty]: Start isEmpty. Operand 1958 states and 3908 transitions. [2018-10-04 14:58:35,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:35,059 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:35,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:35,066 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:35,081 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:35,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:35,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3910 states to 1959 states and 3910 transitions. [2018-10-04 14:58:35,177 INFO L276 IsEmpty]: Start isEmpty. Operand 1959 states and 3910 transitions. [2018-10-04 14:58:35,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:35,178 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:35,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:35,185 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:35,200 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:35,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:35,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3912 states to 1960 states and 3912 transitions. [2018-10-04 14:58:35,295 INFO L276 IsEmpty]: Start isEmpty. Operand 1960 states and 3912 transitions. [2018-10-04 14:58:35,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:35,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:35,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:35,300 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:35,316 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:35,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:35,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3914 states to 1961 states and 3914 transitions. [2018-10-04 14:58:35,414 INFO L276 IsEmpty]: Start isEmpty. Operand 1961 states and 3914 transitions. [2018-10-04 14:58:35,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:35,415 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:35,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:35,421 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:35,437 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:35,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:35,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3916 states to 1962 states and 3916 transitions. [2018-10-04 14:58:35,527 INFO L276 IsEmpty]: Start isEmpty. Operand 1962 states and 3916 transitions. [2018-10-04 14:58:35,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:35,528 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:35,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:35,533 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:35,551 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:35,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:35,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3918 states to 1963 states and 3918 transitions. [2018-10-04 14:58:35,647 INFO L276 IsEmpty]: Start isEmpty. Operand 1963 states and 3918 transitions. [2018-10-04 14:58:35,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:35,647 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:35,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:35,652 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:35,669 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:35,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:35,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3920 states to 1964 states and 3920 transitions. [2018-10-04 14:58:35,761 INFO L276 IsEmpty]: Start isEmpty. Operand 1964 states and 3920 transitions. [2018-10-04 14:58:35,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:35,762 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:35,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:35,768 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:35,782 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:35,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:35,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3922 states to 1965 states and 3922 transitions. [2018-10-04 14:58:35,877 INFO L276 IsEmpty]: Start isEmpty. Operand 1965 states and 3922 transitions. [2018-10-04 14:58:35,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:35,878 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:35,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:35,883 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:35,907 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:35,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:35,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3924 states to 1966 states and 3924 transitions. [2018-10-04 14:58:35,993 INFO L276 IsEmpty]: Start isEmpty. Operand 1966 states and 3924 transitions. [2018-10-04 14:58:35,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:35,994 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:35,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:35,998 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:36,015 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:36,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:36,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3926 states to 1967 states and 3926 transitions. [2018-10-04 14:58:36,110 INFO L276 IsEmpty]: Start isEmpty. Operand 1967 states and 3926 transitions. [2018-10-04 14:58:36,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:36,111 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:36,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:36,116 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:36,134 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:36,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:36,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3928 states to 1968 states and 3928 transitions. [2018-10-04 14:58:36,229 INFO L276 IsEmpty]: Start isEmpty. Operand 1968 states and 3928 transitions. [2018-10-04 14:58:36,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:36,230 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:36,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:36,236 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:36,253 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:36,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:36,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3930 states to 1969 states and 3930 transitions. [2018-10-04 14:58:36,346 INFO L276 IsEmpty]: Start isEmpty. Operand 1969 states and 3930 transitions. [2018-10-04 14:58:36,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:36,347 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:36,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:36,352 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:36,373 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:36,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:36,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3932 states to 1970 states and 3932 transitions. [2018-10-04 14:58:36,464 INFO L276 IsEmpty]: Start isEmpty. Operand 1970 states and 3932 transitions. [2018-10-04 14:58:36,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:36,465 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:36,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:36,470 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:36,487 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:36,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:36,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3934 states to 1971 states and 3934 transitions. [2018-10-04 14:58:36,580 INFO L276 IsEmpty]: Start isEmpty. Operand 1971 states and 3934 transitions. [2018-10-04 14:58:36,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:36,581 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:36,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:36,585 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:36,600 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:36,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:36,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3936 states to 1972 states and 3936 transitions. [2018-10-04 14:58:36,697 INFO L276 IsEmpty]: Start isEmpty. Operand 1972 states and 3936 transitions. [2018-10-04 14:58:36,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:36,698 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:36,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:36,705 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:36,722 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:36,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:36,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3938 states to 1973 states and 3938 transitions. [2018-10-04 14:58:36,814 INFO L276 IsEmpty]: Start isEmpty. Operand 1973 states and 3938 transitions. [2018-10-04 14:58:36,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:36,815 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:36,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:36,821 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:36,838 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:36,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:36,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3940 states to 1974 states and 3940 transitions. [2018-10-04 14:58:36,932 INFO L276 IsEmpty]: Start isEmpty. Operand 1974 states and 3940 transitions. [2018-10-04 14:58:36,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:36,933 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:36,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:36,937 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:36,959 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:37,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:37,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3942 states to 1975 states and 3942 transitions. [2018-10-04 14:58:37,050 INFO L276 IsEmpty]: Start isEmpty. Operand 1975 states and 3942 transitions. [2018-10-04 14:58:37,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:37,051 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:37,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:37,056 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:37,073 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:37,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:37,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3944 states to 1976 states and 3944 transitions. [2018-10-04 14:58:37,169 INFO L276 IsEmpty]: Start isEmpty. Operand 1976 states and 3944 transitions. [2018-10-04 14:58:37,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:37,170 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:37,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:37,176 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:37,201 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:37,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:37,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3946 states to 1977 states and 3946 transitions. [2018-10-04 14:58:37,295 INFO L276 IsEmpty]: Start isEmpty. Operand 1977 states and 3946 transitions. [2018-10-04 14:58:37,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:37,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:37,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:37,302 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:37,317 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:37,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:37,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3948 states to 1978 states and 3948 transitions. [2018-10-04 14:58:37,413 INFO L276 IsEmpty]: Start isEmpty. Operand 1978 states and 3948 transitions. [2018-10-04 14:58:37,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:37,414 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:37,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:37,421 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:37,439 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:37,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:37,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3950 states to 1979 states and 3950 transitions. [2018-10-04 14:58:37,535 INFO L276 IsEmpty]: Start isEmpty. Operand 1979 states and 3950 transitions. [2018-10-04 14:58:37,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:37,536 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:37,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:37,541 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:37,561 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:37,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:37,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3952 states to 1980 states and 3952 transitions. [2018-10-04 14:58:37,653 INFO L276 IsEmpty]: Start isEmpty. Operand 1980 states and 3952 transitions. [2018-10-04 14:58:37,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:37,654 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:37,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:37,660 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:37,677 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:37,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:37,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3954 states to 1981 states and 3954 transitions. [2018-10-04 14:58:37,773 INFO L276 IsEmpty]: Start isEmpty. Operand 1981 states and 3954 transitions. [2018-10-04 14:58:37,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:37,774 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:37,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:37,778 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:37,793 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:37,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:37,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3956 states to 1982 states and 3956 transitions. [2018-10-04 14:58:37,917 INFO L276 IsEmpty]: Start isEmpty. Operand 1982 states and 3956 transitions. [2018-10-04 14:58:37,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:37,918 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:37,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:37,922 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:37,935 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:38,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:38,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3958 states to 1983 states and 3958 transitions. [2018-10-04 14:58:38,058 INFO L276 IsEmpty]: Start isEmpty. Operand 1983 states and 3958 transitions. [2018-10-04 14:58:38,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:38,059 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:38,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:38,063 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:38,079 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:38,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:38,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3960 states to 1984 states and 3960 transitions. [2018-10-04 14:58:38,193 INFO L276 IsEmpty]: Start isEmpty. Operand 1984 states and 3960 transitions. [2018-10-04 14:58:38,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:38,194 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:38,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:38,198 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:38,215 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:38,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:38,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3962 states to 1985 states and 3962 transitions. [2018-10-04 14:58:38,317 INFO L276 IsEmpty]: Start isEmpty. Operand 1985 states and 3962 transitions. [2018-10-04 14:58:38,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:38,318 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:38,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:38,322 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:38,337 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:38,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:38,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3964 states to 1986 states and 3964 transitions. [2018-10-04 14:58:38,436 INFO L276 IsEmpty]: Start isEmpty. Operand 1986 states and 3964 transitions. [2018-10-04 14:58:38,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:38,437 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:38,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:38,442 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:38,460 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:38,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:38,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3966 states to 1987 states and 3966 transitions. [2018-10-04 14:58:38,553 INFO L276 IsEmpty]: Start isEmpty. Operand 1987 states and 3966 transitions. [2018-10-04 14:58:38,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:38,554 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:38,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:38,558 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:38,579 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:38,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:38,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3968 states to 1988 states and 3968 transitions. [2018-10-04 14:58:38,672 INFO L276 IsEmpty]: Start isEmpty. Operand 1988 states and 3968 transitions. [2018-10-04 14:58:38,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:38,673 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:38,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:38,677 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:38,693 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:38,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:38,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3970 states to 1989 states and 3970 transitions. [2018-10-04 14:58:38,789 INFO L276 IsEmpty]: Start isEmpty. Operand 1989 states and 3970 transitions. [2018-10-04 14:58:38,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:38,790 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:38,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:38,795 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:38,817 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:38,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:38,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3972 states to 1990 states and 3972 transitions. [2018-10-04 14:58:38,912 INFO L276 IsEmpty]: Start isEmpty. Operand 1990 states and 3972 transitions. [2018-10-04 14:58:38,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:38,912 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:38,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:38,916 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:38,934 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:39,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:39,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3974 states to 1991 states and 3974 transitions. [2018-10-04 14:58:39,028 INFO L276 IsEmpty]: Start isEmpty. Operand 1991 states and 3974 transitions. [2018-10-04 14:58:39,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:39,029 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:39,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:39,034 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:39,051 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:39,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:39,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3976 states to 1992 states and 3976 transitions. [2018-10-04 14:58:39,144 INFO L276 IsEmpty]: Start isEmpty. Operand 1992 states and 3976 transitions. [2018-10-04 14:58:39,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:39,145 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:39,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:39,149 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:39,168 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:39,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:39,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3978 states to 1993 states and 3978 transitions. [2018-10-04 14:58:39,258 INFO L276 IsEmpty]: Start isEmpty. Operand 1993 states and 3978 transitions. [2018-10-04 14:58:39,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:39,259 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:39,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:39,263 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:39,278 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:39,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:39,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3980 states to 1994 states and 3980 transitions. [2018-10-04 14:58:39,374 INFO L276 IsEmpty]: Start isEmpty. Operand 1994 states and 3980 transitions. [2018-10-04 14:58:39,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:39,375 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:39,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:39,381 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:39,401 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:39,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:39,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3982 states to 1995 states and 3982 transitions. [2018-10-04 14:58:39,492 INFO L276 IsEmpty]: Start isEmpty. Operand 1995 states and 3982 transitions. [2018-10-04 14:58:39,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:39,493 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:39,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:39,499 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:39,515 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:39,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:39,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3984 states to 1996 states and 3984 transitions. [2018-10-04 14:58:39,613 INFO L276 IsEmpty]: Start isEmpty. Operand 1996 states and 3984 transitions. [2018-10-04 14:58:39,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:39,614 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:39,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:39,620 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:39,635 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:39,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:39,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3986 states to 1997 states and 3986 transitions. [2018-10-04 14:58:39,738 INFO L276 IsEmpty]: Start isEmpty. Operand 1997 states and 3986 transitions. [2018-10-04 14:58:39,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:39,739 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:39,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:39,745 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:39,764 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:39,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:39,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3988 states to 1998 states and 3988 transitions. [2018-10-04 14:58:39,859 INFO L276 IsEmpty]: Start isEmpty. Operand 1998 states and 3988 transitions. [2018-10-04 14:58:39,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:39,860 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:39,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:39,866 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:39,882 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:39,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:39,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3990 states to 1999 states and 3990 transitions. [2018-10-04 14:58:39,977 INFO L276 IsEmpty]: Start isEmpty. Operand 1999 states and 3990 transitions. [2018-10-04 14:58:39,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:39,978 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:39,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:39,983 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:39,997 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:40,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:40,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3992 states to 2000 states and 3992 transitions. [2018-10-04 14:58:40,101 INFO L276 IsEmpty]: Start isEmpty. Operand 2000 states and 3992 transitions. [2018-10-04 14:58:40,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:40,102 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:40,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:40,106 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:40,126 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:40,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:40,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3994 states to 2001 states and 3994 transitions. [2018-10-04 14:58:40,216 INFO L276 IsEmpty]: Start isEmpty. Operand 2001 states and 3994 transitions. [2018-10-04 14:58:40,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:40,217 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:40,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:40,221 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:40,237 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:40,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:40,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3996 states to 2002 states and 3996 transitions. [2018-10-04 14:58:40,337 INFO L276 IsEmpty]: Start isEmpty. Operand 2002 states and 3996 transitions. [2018-10-04 14:58:40,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:40,338 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:40,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:40,345 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:40,364 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:40,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:40,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3998 states to 2003 states and 3998 transitions. [2018-10-04 14:58:40,460 INFO L276 IsEmpty]: Start isEmpty. Operand 2003 states and 3998 transitions. [2018-10-04 14:58:40,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:40,461 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:40,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:40,465 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:40,482 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:40,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:40,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4000 states to 2004 states and 4000 transitions. [2018-10-04 14:58:40,576 INFO L276 IsEmpty]: Start isEmpty. Operand 2004 states and 4000 transitions. [2018-10-04 14:58:40,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:40,577 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:40,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:40,581 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:40,597 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:40,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:40,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4002 states to 2005 states and 4002 transitions. [2018-10-04 14:58:40,697 INFO L276 IsEmpty]: Start isEmpty. Operand 2005 states and 4002 transitions. [2018-10-04 14:58:40,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:40,698 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:40,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:40,704 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:40,720 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:40,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:40,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4004 states to 2006 states and 4004 transitions. [2018-10-04 14:58:40,814 INFO L276 IsEmpty]: Start isEmpty. Operand 2006 states and 4004 transitions. [2018-10-04 14:58:40,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:40,815 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:40,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:40,822 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:40,838 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:40,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:40,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4006 states to 2007 states and 4006 transitions. [2018-10-04 14:58:40,937 INFO L276 IsEmpty]: Start isEmpty. Operand 2007 states and 4006 transitions. [2018-10-04 14:58:40,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:40,938 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:40,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:40,944 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:40,961 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:41,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:41,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4008 states to 2008 states and 4008 transitions. [2018-10-04 14:58:41,056 INFO L276 IsEmpty]: Start isEmpty. Operand 2008 states and 4008 transitions. [2018-10-04 14:58:41,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:41,057 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:41,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:41,061 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:41,076 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:41,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:41,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4010 states to 2009 states and 4010 transitions. [2018-10-04 14:58:41,178 INFO L276 IsEmpty]: Start isEmpty. Operand 2009 states and 4010 transitions. [2018-10-04 14:58:41,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:41,179 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:41,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:41,184 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:41,200 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:41,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:41,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4012 states to 2010 states and 4012 transitions. [2018-10-04 14:58:41,297 INFO L276 IsEmpty]: Start isEmpty. Operand 2010 states and 4012 transitions. [2018-10-04 14:58:41,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:41,298 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:41,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:41,303 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:41,321 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:41,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:41,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4014 states to 2011 states and 4014 transitions. [2018-10-04 14:58:41,417 INFO L276 IsEmpty]: Start isEmpty. Operand 2011 states and 4014 transitions. [2018-10-04 14:58:41,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:41,418 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:41,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:41,425 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:41,442 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:41,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:41,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4016 states to 2012 states and 4016 transitions. [2018-10-04 14:58:41,537 INFO L276 IsEmpty]: Start isEmpty. Operand 2012 states and 4016 transitions. [2018-10-04 14:58:41,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:41,538 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:41,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:41,543 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:41,559 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:41,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:41,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4018 states to 2013 states and 4018 transitions. [2018-10-04 14:58:41,659 INFO L276 IsEmpty]: Start isEmpty. Operand 2013 states and 4018 transitions. [2018-10-04 14:58:41,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:41,660 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:41,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:41,664 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:41,680 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:41,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:41,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4020 states to 2014 states and 4020 transitions. [2018-10-04 14:58:41,780 INFO L276 IsEmpty]: Start isEmpty. Operand 2014 states and 4020 transitions. [2018-10-04 14:58:41,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:41,781 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:41,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:41,787 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:41,804 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:41,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:41,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4022 states to 2015 states and 4022 transitions. [2018-10-04 14:58:41,900 INFO L276 IsEmpty]: Start isEmpty. Operand 2015 states and 4022 transitions. [2018-10-04 14:58:41,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:41,901 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:41,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:41,905 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:41,921 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:42,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:42,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4024 states to 2016 states and 4024 transitions. [2018-10-04 14:58:42,028 INFO L276 IsEmpty]: Start isEmpty. Operand 2016 states and 4024 transitions. [2018-10-04 14:58:42,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:42,029 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:42,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:42,035 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:42,055 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:42,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:42,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4026 states to 2017 states and 4026 transitions. [2018-10-04 14:58:42,148 INFO L276 IsEmpty]: Start isEmpty. Operand 2017 states and 4026 transitions. [2018-10-04 14:58:42,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:42,149 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:42,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:42,155 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:42,172 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:42,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:42,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4028 states to 2018 states and 4028 transitions. [2018-10-04 14:58:42,270 INFO L276 IsEmpty]: Start isEmpty. Operand 2018 states and 4028 transitions. [2018-10-04 14:58:42,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:42,271 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:42,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:42,275 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:42,291 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:42,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:42,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4030 states to 2019 states and 4030 transitions. [2018-10-04 14:58:42,394 INFO L276 IsEmpty]: Start isEmpty. Operand 2019 states and 4030 transitions. [2018-10-04 14:58:42,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:42,395 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:42,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:42,401 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:42,420 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:42,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:42,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4032 states to 2020 states and 4032 transitions. [2018-10-04 14:58:42,510 INFO L276 IsEmpty]: Start isEmpty. Operand 2020 states and 4032 transitions. [2018-10-04 14:58:42,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:42,511 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:42,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:42,515 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:42,534 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:42,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:42,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4034 states to 2021 states and 4034 transitions. [2018-10-04 14:58:42,627 INFO L276 IsEmpty]: Start isEmpty. Operand 2021 states and 4034 transitions. [2018-10-04 14:58:42,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:42,628 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:42,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:42,636 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:42,651 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:42,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:42,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4036 states to 2022 states and 4036 transitions. [2018-10-04 14:58:42,744 INFO L276 IsEmpty]: Start isEmpty. Operand 2022 states and 4036 transitions. [2018-10-04 14:58:42,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:42,745 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:42,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:42,751 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:42,768 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:42,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:42,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4038 states to 2023 states and 4038 transitions. [2018-10-04 14:58:42,868 INFO L276 IsEmpty]: Start isEmpty. Operand 2023 states and 4038 transitions. [2018-10-04 14:58:42,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:42,869 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:42,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:42,873 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:42,892 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:43,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:43,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4040 states to 2024 states and 4040 transitions. [2018-10-04 14:58:43,016 INFO L276 IsEmpty]: Start isEmpty. Operand 2024 states and 4040 transitions. [2018-10-04 14:58:43,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:43,017 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:43,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:43,021 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:43,034 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:43,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:43,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4042 states to 2025 states and 4042 transitions. [2018-10-04 14:58:43,165 INFO L276 IsEmpty]: Start isEmpty. Operand 2025 states and 4042 transitions. [2018-10-04 14:58:43,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:43,166 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:43,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:43,170 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:43,185 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:43,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:43,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4044 states to 2026 states and 4044 transitions. [2018-10-04 14:58:43,313 INFO L276 IsEmpty]: Start isEmpty. Operand 2026 states and 4044 transitions. [2018-10-04 14:58:43,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:43,314 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:43,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:43,320 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:43,337 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:43,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:43,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4046 states to 2027 states and 4046 transitions. [2018-10-04 14:58:43,427 INFO L276 IsEmpty]: Start isEmpty. Operand 2027 states and 4046 transitions. [2018-10-04 14:58:43,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:43,428 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:43,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:43,433 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:43,449 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:43,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:43,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4048 states to 2028 states and 4048 transitions. [2018-10-04 14:58:43,548 INFO L276 IsEmpty]: Start isEmpty. Operand 2028 states and 4048 transitions. [2018-10-04 14:58:43,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:43,549 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:43,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:43,555 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:43,572 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:43,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:43,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4050 states to 2029 states and 4050 transitions. [2018-10-04 14:58:43,673 INFO L276 IsEmpty]: Start isEmpty. Operand 2029 states and 4050 transitions. [2018-10-04 14:58:43,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:43,674 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:43,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:43,678 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:43,694 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:43,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:43,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4052 states to 2030 states and 4052 transitions. [2018-10-04 14:58:43,795 INFO L276 IsEmpty]: Start isEmpty. Operand 2030 states and 4052 transitions. [2018-10-04 14:58:43,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:43,796 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:43,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:43,802 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:43,820 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:43,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:43,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4054 states to 2031 states and 4054 transitions. [2018-10-04 14:58:43,916 INFO L276 IsEmpty]: Start isEmpty. Operand 2031 states and 4054 transitions. [2018-10-04 14:58:43,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:43,917 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:43,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:43,921 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:43,937 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:44,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:44,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4056 states to 2032 states and 4056 transitions. [2018-10-04 14:58:44,035 INFO L276 IsEmpty]: Start isEmpty. Operand 2032 states and 4056 transitions. [2018-10-04 14:58:44,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:44,036 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:44,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:44,043 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:44,062 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:44,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:44,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4058 states to 2033 states and 4058 transitions. [2018-10-04 14:58:44,157 INFO L276 IsEmpty]: Start isEmpty. Operand 2033 states and 4058 transitions. [2018-10-04 14:58:44,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:44,158 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:44,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:44,164 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:44,181 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:44,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:44,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4060 states to 2034 states and 4060 transitions. [2018-10-04 14:58:44,277 INFO L276 IsEmpty]: Start isEmpty. Operand 2034 states and 4060 transitions. [2018-10-04 14:58:44,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:44,278 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:44,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:44,284 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:44,300 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:44,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:44,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4062 states to 2035 states and 4062 transitions. [2018-10-04 14:58:44,399 INFO L276 IsEmpty]: Start isEmpty. Operand 2035 states and 4062 transitions. [2018-10-04 14:58:44,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:44,400 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:44,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:44,408 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:44,429 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:44,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:44,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4064 states to 2036 states and 4064 transitions. [2018-10-04 14:58:44,520 INFO L276 IsEmpty]: Start isEmpty. Operand 2036 states and 4064 transitions. [2018-10-04 14:58:44,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:44,521 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:44,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:44,526 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:44,542 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:44,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:44,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4066 states to 2037 states and 4066 transitions. [2018-10-04 14:58:44,638 INFO L276 IsEmpty]: Start isEmpty. Operand 2037 states and 4066 transitions. [2018-10-04 14:58:44,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:44,639 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:44,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:44,646 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:44,662 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:44,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:44,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4068 states to 2038 states and 4068 transitions. [2018-10-04 14:58:44,762 INFO L276 IsEmpty]: Start isEmpty. Operand 2038 states and 4068 transitions. [2018-10-04 14:58:44,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:44,763 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:44,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:44,768 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:44,784 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:44,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:44,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4070 states to 2039 states and 4070 transitions. [2018-10-04 14:58:44,884 INFO L276 IsEmpty]: Start isEmpty. Operand 2039 states and 4070 transitions. [2018-10-04 14:58:44,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:44,885 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:44,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:44,889 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:44,906 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:45,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:45,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4072 states to 2040 states and 4072 transitions. [2018-10-04 14:58:45,009 INFO L276 IsEmpty]: Start isEmpty. Operand 2040 states and 4072 transitions. [2018-10-04 14:58:45,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:45,010 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:45,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:45,017 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:45,032 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:45,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:45,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4074 states to 2041 states and 4074 transitions. [2018-10-04 14:58:45,131 INFO L276 IsEmpty]: Start isEmpty. Operand 2041 states and 4074 transitions. [2018-10-04 14:58:45,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:45,132 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:45,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:45,139 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:45,156 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:45,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:45,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4076 states to 2042 states and 4076 transitions. [2018-10-04 14:58:45,252 INFO L276 IsEmpty]: Start isEmpty. Operand 2042 states and 4076 transitions. [2018-10-04 14:58:45,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:45,253 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:45,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:45,257 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:45,274 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:45,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:45,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4078 states to 2043 states and 4078 transitions. [2018-10-04 14:58:45,371 INFO L276 IsEmpty]: Start isEmpty. Operand 2043 states and 4078 transitions. [2018-10-04 14:58:45,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:45,372 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:45,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:45,377 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:45,395 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:45,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:45,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4080 states to 2044 states and 4080 transitions. [2018-10-04 14:58:45,492 INFO L276 IsEmpty]: Start isEmpty. Operand 2044 states and 4080 transitions. [2018-10-04 14:58:45,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:45,493 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:45,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:45,497 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:45,512 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:45,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:45,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4082 states to 2045 states and 4082 transitions. [2018-10-04 14:58:45,610 INFO L276 IsEmpty]: Start isEmpty. Operand 2045 states and 4082 transitions. [2018-10-04 14:58:45,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:45,611 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:45,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:45,616 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:45,630 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:45,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:45,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4084 states to 2046 states and 4084 transitions. [2018-10-04 14:58:45,733 INFO L276 IsEmpty]: Start isEmpty. Operand 2046 states and 4084 transitions. [2018-10-04 14:58:45,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:45,734 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:45,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:45,739 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:45,755 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:45,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:45,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4086 states to 2047 states and 4086 transitions. [2018-10-04 14:58:45,857 INFO L276 IsEmpty]: Start isEmpty. Operand 2047 states and 4086 transitions. [2018-10-04 14:58:45,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:45,858 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:45,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:45,863 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:45,879 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:45,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:45,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4088 states to 2048 states and 4088 transitions. [2018-10-04 14:58:45,977 INFO L276 IsEmpty]: Start isEmpty. Operand 2048 states and 4088 transitions. [2018-10-04 14:58:45,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:45,978 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:45,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:45,985 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:46,003 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:46,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:46,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4090 states to 2049 states and 4090 transitions. [2018-10-04 14:58:46,095 INFO L276 IsEmpty]: Start isEmpty. Operand 2049 states and 4090 transitions. [2018-10-04 14:58:46,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:46,096 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:46,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:46,101 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:46,123 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:46,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:46,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4092 states to 2050 states and 4092 transitions. [2018-10-04 14:58:46,209 INFO L276 IsEmpty]: Start isEmpty. Operand 2050 states and 4092 transitions. [2018-10-04 14:58:46,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:46,210 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:46,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:46,214 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:46,236 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:46,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:46,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4094 states to 2051 states and 4094 transitions. [2018-10-04 14:58:46,332 INFO L276 IsEmpty]: Start isEmpty. Operand 2051 states and 4094 transitions. [2018-10-04 14:58:46,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:46,333 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:46,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:46,338 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:46,355 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:46,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:46,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4096 states to 2052 states and 4096 transitions. [2018-10-04 14:58:46,449 INFO L276 IsEmpty]: Start isEmpty. Operand 2052 states and 4096 transitions. [2018-10-04 14:58:46,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:46,450 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:46,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:46,454 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:46,470 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:46,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:46,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4098 states to 2053 states and 4098 transitions. [2018-10-04 14:58:46,572 INFO L276 IsEmpty]: Start isEmpty. Operand 2053 states and 4098 transitions. [2018-10-04 14:58:46,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:46,573 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:46,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:46,578 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:46,594 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:46,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:46,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4100 states to 2054 states and 4100 transitions. [2018-10-04 14:58:46,692 INFO L276 IsEmpty]: Start isEmpty. Operand 2054 states and 4100 transitions. [2018-10-04 14:58:46,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:46,693 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:46,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:46,700 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:46,718 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:46,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:46,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4102 states to 2055 states and 4102 transitions. [2018-10-04 14:58:46,812 INFO L276 IsEmpty]: Start isEmpty. Operand 2055 states and 4102 transitions. [2018-10-04 14:58:46,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:46,813 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:46,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:46,820 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:46,837 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:46,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:46,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4104 states to 2056 states and 4104 transitions. [2018-10-04 14:58:46,935 INFO L276 IsEmpty]: Start isEmpty. Operand 2056 states and 4104 transitions. [2018-10-04 14:58:46,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:46,936 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:46,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:46,941 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:46,957 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:47,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:47,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4106 states to 2057 states and 4106 transitions. [2018-10-04 14:58:47,051 INFO L276 IsEmpty]: Start isEmpty. Operand 2057 states and 4106 transitions. [2018-10-04 14:58:47,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:47,052 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:47,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:47,059 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:47,076 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:47,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:47,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4108 states to 2058 states and 4108 transitions. [2018-10-04 14:58:47,174 INFO L276 IsEmpty]: Start isEmpty. Operand 2058 states and 4108 transitions. [2018-10-04 14:58:47,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:47,174 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:47,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:47,181 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:47,200 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:47,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:47,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4110 states to 2059 states and 4110 transitions. [2018-10-04 14:58:47,292 INFO L276 IsEmpty]: Start isEmpty. Operand 2059 states and 4110 transitions. [2018-10-04 14:58:47,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:47,293 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:47,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:47,297 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:47,319 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:47,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:47,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4112 states to 2060 states and 4112 transitions. [2018-10-04 14:58:47,413 INFO L276 IsEmpty]: Start isEmpty. Operand 2060 states and 4112 transitions. [2018-10-04 14:58:47,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:47,414 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:47,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:47,420 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:47,437 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:47,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:47,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4114 states to 2061 states and 4114 transitions. [2018-10-04 14:58:47,533 INFO L276 IsEmpty]: Start isEmpty. Operand 2061 states and 4114 transitions. [2018-10-04 14:58:47,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:47,534 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:47,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:47,539 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:47,560 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:47,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:47,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4116 states to 2062 states and 4116 transitions. [2018-10-04 14:58:47,654 INFO L276 IsEmpty]: Start isEmpty. Operand 2062 states and 4116 transitions. [2018-10-04 14:58:47,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:47,655 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:47,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:47,661 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:47,678 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:47,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:47,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4118 states to 2063 states and 4118 transitions. [2018-10-04 14:58:47,777 INFO L276 IsEmpty]: Start isEmpty. Operand 2063 states and 4118 transitions. [2018-10-04 14:58:47,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:47,778 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:47,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:47,785 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:47,801 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:47,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:47,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4120 states to 2064 states and 4120 transitions. [2018-10-04 14:58:47,897 INFO L276 IsEmpty]: Start isEmpty. Operand 2064 states and 4120 transitions. [2018-10-04 14:58:47,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:47,898 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:47,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:47,905 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:47,923 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:48,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:48,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4122 states to 2065 states and 4122 transitions. [2018-10-04 14:58:48,024 INFO L276 IsEmpty]: Start isEmpty. Operand 2065 states and 4122 transitions. [2018-10-04 14:58:48,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:48,025 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:48,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:48,029 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:48,042 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:48,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:48,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4124 states to 2066 states and 4124 transitions. [2018-10-04 14:58:48,156 INFO L276 IsEmpty]: Start isEmpty. Operand 2066 states and 4124 transitions. [2018-10-04 14:58:48,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:48,157 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:48,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:48,165 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:48,181 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:48,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:48,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4126 states to 2067 states and 4126 transitions. [2018-10-04 14:58:48,307 INFO L276 IsEmpty]: Start isEmpty. Operand 2067 states and 4126 transitions. [2018-10-04 14:58:48,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:48,308 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:48,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:48,312 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:48,328 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:48,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:48,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4128 states to 2068 states and 4128 transitions. [2018-10-04 14:58:48,446 INFO L276 IsEmpty]: Start isEmpty. Operand 2068 states and 4128 transitions. [2018-10-04 14:58:48,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:48,447 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:48,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:48,451 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:48,469 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:48,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:48,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4130 states to 2069 states and 4130 transitions. [2018-10-04 14:58:48,568 INFO L276 IsEmpty]: Start isEmpty. Operand 2069 states and 4130 transitions. [2018-10-04 14:58:48,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:48,568 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:48,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:48,573 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:48,592 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:48,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:48,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4132 states to 2070 states and 4132 transitions. [2018-10-04 14:58:48,688 INFO L276 IsEmpty]: Start isEmpty. Operand 2070 states and 4132 transitions. [2018-10-04 14:58:48,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:48,689 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:48,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:48,693 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:48,709 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:48,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:48,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4134 states to 2071 states and 4134 transitions. [2018-10-04 14:58:48,806 INFO L276 IsEmpty]: Start isEmpty. Operand 2071 states and 4134 transitions. [2018-10-04 14:58:48,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:48,807 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:48,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:48,814 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:48,831 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:48,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:48,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4136 states to 2072 states and 4136 transitions. [2018-10-04 14:58:48,925 INFO L276 IsEmpty]: Start isEmpty. Operand 2072 states and 4136 transitions. [2018-10-04 14:58:48,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:48,926 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:48,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:48,930 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:48,946 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:49,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:49,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4138 states to 2073 states and 4138 transitions. [2018-10-04 14:58:49,044 INFO L276 IsEmpty]: Start isEmpty. Operand 2073 states and 4138 transitions. [2018-10-04 14:58:49,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:49,045 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:49,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:49,052 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:49,070 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:49,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:49,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4140 states to 2074 states and 4140 transitions. [2018-10-04 14:58:49,164 INFO L276 IsEmpty]: Start isEmpty. Operand 2074 states and 4140 transitions. [2018-10-04 14:58:49,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:49,165 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:49,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:49,172 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:49,193 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:49,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:49,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4142 states to 2075 states and 4142 transitions. [2018-10-04 14:58:49,288 INFO L276 IsEmpty]: Start isEmpty. Operand 2075 states and 4142 transitions. [2018-10-04 14:58:49,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:49,289 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:49,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:49,295 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:49,311 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:49,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:49,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4144 states to 2076 states and 4144 transitions. [2018-10-04 14:58:49,409 INFO L276 IsEmpty]: Start isEmpty. Operand 2076 states and 4144 transitions. [2018-10-04 14:58:49,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:49,410 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:49,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:49,416 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:49,434 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:49,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:49,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4146 states to 2077 states and 4146 transitions. [2018-10-04 14:58:49,541 INFO L276 IsEmpty]: Start isEmpty. Operand 2077 states and 4146 transitions. [2018-10-04 14:58:49,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:49,542 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:49,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:49,548 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:49,567 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:49,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:49,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4148 states to 2078 states and 4148 transitions. [2018-10-04 14:58:49,664 INFO L276 IsEmpty]: Start isEmpty. Operand 2078 states and 4148 transitions. [2018-10-04 14:58:49,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:49,665 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:49,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:49,672 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:49,690 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:49,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:49,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4150 states to 2079 states and 4150 transitions. [2018-10-04 14:58:49,785 INFO L276 IsEmpty]: Start isEmpty. Operand 2079 states and 4150 transitions. [2018-10-04 14:58:49,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:49,786 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:49,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:49,791 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:49,806 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:49,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:49,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4152 states to 2080 states and 4152 transitions. [2018-10-04 14:58:49,910 INFO L276 IsEmpty]: Start isEmpty. Operand 2080 states and 4152 transitions. [2018-10-04 14:58:49,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:49,911 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:49,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:49,918 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:49,935 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:50,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:50,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4154 states to 2081 states and 4154 transitions. [2018-10-04 14:58:50,032 INFO L276 IsEmpty]: Start isEmpty. Operand 2081 states and 4154 transitions. [2018-10-04 14:58:50,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:50,033 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:50,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:50,038 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:50,053 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:50,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:50,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4156 states to 2082 states and 4156 transitions. [2018-10-04 14:58:50,159 INFO L276 IsEmpty]: Start isEmpty. Operand 2082 states and 4156 transitions. [2018-10-04 14:58:50,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:50,160 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:50,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:50,166 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:50,181 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:50,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:50,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4158 states to 2083 states and 4158 transitions. [2018-10-04 14:58:50,281 INFO L276 IsEmpty]: Start isEmpty. Operand 2083 states and 4158 transitions. [2018-10-04 14:58:50,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:50,282 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:50,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:50,286 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:50,303 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:50,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:50,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4160 states to 2084 states and 4160 transitions. [2018-10-04 14:58:50,404 INFO L276 IsEmpty]: Start isEmpty. Operand 2084 states and 4160 transitions. [2018-10-04 14:58:50,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:50,405 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:50,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:50,410 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:50,427 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:50,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:50,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4162 states to 2085 states and 4162 transitions. [2018-10-04 14:58:50,531 INFO L276 IsEmpty]: Start isEmpty. Operand 2085 states and 4162 transitions. [2018-10-04 14:58:50,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:50,532 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:50,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:50,536 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:50,552 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:50,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:50,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4164 states to 2086 states and 4164 transitions. [2018-10-04 14:58:50,655 INFO L276 IsEmpty]: Start isEmpty. Operand 2086 states and 4164 transitions. [2018-10-04 14:58:50,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:50,656 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:50,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:50,662 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:50,682 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:50,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:50,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4166 states to 2087 states and 4166 transitions. [2018-10-04 14:58:50,779 INFO L276 IsEmpty]: Start isEmpty. Operand 2087 states and 4166 transitions. [2018-10-04 14:58:50,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:50,780 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:50,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:50,786 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:50,803 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:50,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:50,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4168 states to 2088 states and 4168 transitions. [2018-10-04 14:58:50,904 INFO L276 IsEmpty]: Start isEmpty. Operand 2088 states and 4168 transitions. [2018-10-04 14:58:50,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:50,905 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:50,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:50,911 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:50,926 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:51,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:51,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4170 states to 2089 states and 4170 transitions. [2018-10-04 14:58:51,027 INFO L276 IsEmpty]: Start isEmpty. Operand 2089 states and 4170 transitions. [2018-10-04 14:58:51,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:51,028 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:51,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:51,036 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:51,053 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:51,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:51,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4172 states to 2090 states and 4172 transitions. [2018-10-04 14:58:51,151 INFO L276 IsEmpty]: Start isEmpty. Operand 2090 states and 4172 transitions. [2018-10-04 14:58:51,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:51,152 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:51,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:51,158 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:51,176 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:51,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:51,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4174 states to 2091 states and 4174 transitions. [2018-10-04 14:58:51,269 INFO L276 IsEmpty]: Start isEmpty. Operand 2091 states and 4174 transitions. [2018-10-04 14:58:51,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:51,270 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:51,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:51,277 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:51,294 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:51,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:51,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4176 states to 2092 states and 4176 transitions. [2018-10-04 14:58:51,395 INFO L276 IsEmpty]: Start isEmpty. Operand 2092 states and 4176 transitions. [2018-10-04 14:58:51,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:51,396 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:51,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:51,401 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:51,420 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:51,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:51,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4178 states to 2093 states and 4178 transitions. [2018-10-04 14:58:51,515 INFO L276 IsEmpty]: Start isEmpty. Operand 2093 states and 4178 transitions. [2018-10-04 14:58:51,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:51,516 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:51,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:51,520 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:51,537 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:51,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:51,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4180 states to 2094 states and 4180 transitions. [2018-10-04 14:58:51,634 INFO L276 IsEmpty]: Start isEmpty. Operand 2094 states and 4180 transitions. [2018-10-04 14:58:51,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:51,635 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:51,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:51,639 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:51,654 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:51,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:51,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4182 states to 2095 states and 4182 transitions. [2018-10-04 14:58:51,753 INFO L276 IsEmpty]: Start isEmpty. Operand 2095 states and 4182 transitions. [2018-10-04 14:58:51,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:51,754 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:51,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:51,758 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:51,777 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:51,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:51,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4184 states to 2096 states and 4184 transitions. [2018-10-04 14:58:51,876 INFO L276 IsEmpty]: Start isEmpty. Operand 2096 states and 4184 transitions. [2018-10-04 14:58:51,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:51,877 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:51,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:51,881 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:51,898 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:51,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:52,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4186 states to 2097 states and 4186 transitions. [2018-10-04 14:58:52,000 INFO L276 IsEmpty]: Start isEmpty. Operand 2097 states and 4186 transitions. [2018-10-04 14:58:52,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:52,001 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:52,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:52,005 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:52,023 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:52,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:52,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4188 states to 2098 states and 4188 transitions. [2018-10-04 14:58:52,127 INFO L276 IsEmpty]: Start isEmpty. Operand 2098 states and 4188 transitions. [2018-10-04 14:58:52,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:52,128 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:52,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:52,133 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:52,150 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:52,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:52,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4190 states to 2099 states and 4190 transitions. [2018-10-04 14:58:52,247 INFO L276 IsEmpty]: Start isEmpty. Operand 2099 states and 4190 transitions. [2018-10-04 14:58:52,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:52,248 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:52,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:52,255 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:52,271 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:52,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:52,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4192 states to 2100 states and 4192 transitions. [2018-10-04 14:58:52,365 INFO L276 IsEmpty]: Start isEmpty. Operand 2100 states and 4192 transitions. [2018-10-04 14:58:52,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:52,366 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:52,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:52,372 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:52,392 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:52,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:52,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4194 states to 2101 states and 4194 transitions. [2018-10-04 14:58:52,488 INFO L276 IsEmpty]: Start isEmpty. Operand 2101 states and 4194 transitions. [2018-10-04 14:58:52,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:52,489 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:52,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:52,496 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:52,512 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:52,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:52,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4196 states to 2102 states and 4196 transitions. [2018-10-04 14:58:52,611 INFO L276 IsEmpty]: Start isEmpty. Operand 2102 states and 4196 transitions. [2018-10-04 14:58:52,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:52,612 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:52,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:52,618 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:52,634 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:52,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:52,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4198 states to 2103 states and 4198 transitions. [2018-10-04 14:58:52,731 INFO L276 IsEmpty]: Start isEmpty. Operand 2103 states and 4198 transitions. [2018-10-04 14:58:52,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:52,732 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:52,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:52,738 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:52,756 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:52,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:52,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4200 states to 2104 states and 4200 transitions. [2018-10-04 14:58:52,851 INFO L276 IsEmpty]: Start isEmpty. Operand 2104 states and 4200 transitions. [2018-10-04 14:58:52,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:52,852 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:52,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:52,858 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:52,877 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:52,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:52,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4202 states to 2105 states and 4202 transitions. [2018-10-04 14:58:52,974 INFO L276 IsEmpty]: Start isEmpty. Operand 2105 states and 4202 transitions. [2018-10-04 14:58:52,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:52,975 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:52,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:52,980 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:52,998 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:53,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:53,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4204 states to 2106 states and 4204 transitions. [2018-10-04 14:58:53,097 INFO L276 IsEmpty]: Start isEmpty. Operand 2106 states and 4204 transitions. [2018-10-04 14:58:53,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:53,098 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:53,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:53,106 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:53,121 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:53,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:53,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4206 states to 2107 states and 4206 transitions. [2018-10-04 14:58:53,244 INFO L276 IsEmpty]: Start isEmpty. Operand 2107 states and 4206 transitions. [2018-10-04 14:58:53,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:53,245 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:53,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:53,252 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:53,269 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:53,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:53,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4208 states to 2108 states and 4208 transitions. [2018-10-04 14:58:53,395 INFO L276 IsEmpty]: Start isEmpty. Operand 2108 states and 4208 transitions. [2018-10-04 14:58:53,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:53,396 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:53,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:53,401 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:53,416 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:53,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:53,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4210 states to 2109 states and 4210 transitions. [2018-10-04 14:58:53,520 INFO L276 IsEmpty]: Start isEmpty. Operand 2109 states and 4210 transitions. [2018-10-04 14:58:53,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:53,521 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:53,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:53,525 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:53,541 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:53,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:53,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4212 states to 2110 states and 4212 transitions. [2018-10-04 14:58:53,644 INFO L276 IsEmpty]: Start isEmpty. Operand 2110 states and 4212 transitions. [2018-10-04 14:58:53,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:53,645 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:53,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:53,650 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:53,667 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:53,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:53,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4214 states to 2111 states and 4214 transitions. [2018-10-04 14:58:53,773 INFO L276 IsEmpty]: Start isEmpty. Operand 2111 states and 4214 transitions. [2018-10-04 14:58:53,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:53,774 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:53,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:53,778 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:53,795 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:53,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:53,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4216 states to 2112 states and 4216 transitions. [2018-10-04 14:58:53,899 INFO L276 IsEmpty]: Start isEmpty. Operand 2112 states and 4216 transitions. [2018-10-04 14:58:53,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:53,900 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:53,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:53,907 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:53,926 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:54,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:54,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4218 states to 2113 states and 4218 transitions. [2018-10-04 14:58:54,023 INFO L276 IsEmpty]: Start isEmpty. Operand 2113 states and 4218 transitions. [2018-10-04 14:58:54,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:54,024 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:54,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:54,028 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:54,044 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:54,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:54,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4220 states to 2114 states and 4220 transitions. [2018-10-04 14:58:54,144 INFO L276 IsEmpty]: Start isEmpty. Operand 2114 states and 4220 transitions. [2018-10-04 14:58:54,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:54,145 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:54,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:54,151 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:54,168 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:54,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:54,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4222 states to 2115 states and 4222 transitions. [2018-10-04 14:58:54,270 INFO L276 IsEmpty]: Start isEmpty. Operand 2115 states and 4222 transitions. [2018-10-04 14:58:54,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:54,271 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:54,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:54,276 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:54,292 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:54,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:54,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4224 states to 2116 states and 4224 transitions. [2018-10-04 14:58:54,395 INFO L276 IsEmpty]: Start isEmpty. Operand 2116 states and 4224 transitions. [2018-10-04 14:58:54,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:54,396 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:54,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:54,403 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:54,420 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:54,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:54,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4226 states to 2117 states and 4226 transitions. [2018-10-04 14:58:54,518 INFO L276 IsEmpty]: Start isEmpty. Operand 2117 states and 4226 transitions. [2018-10-04 14:58:54,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:54,519 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:54,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:54,526 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:54,543 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:54,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:54,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4228 states to 2118 states and 4228 transitions. [2018-10-04 14:58:54,643 INFO L276 IsEmpty]: Start isEmpty. Operand 2118 states and 4228 transitions. [2018-10-04 14:58:54,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:54,644 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:54,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:54,649 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:54,664 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:54,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:54,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4230 states to 2119 states and 4230 transitions. [2018-10-04 14:58:54,767 INFO L276 IsEmpty]: Start isEmpty. Operand 2119 states and 4230 transitions. [2018-10-04 14:58:54,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:54,768 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:54,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:54,772 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:54,788 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:54,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:54,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4232 states to 2120 states and 4232 transitions. [2018-10-04 14:58:54,892 INFO L276 IsEmpty]: Start isEmpty. Operand 2120 states and 4232 transitions. [2018-10-04 14:58:54,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:54,894 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:54,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:54,899 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:54,918 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:55,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:55,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4234 states to 2121 states and 4234 transitions. [2018-10-04 14:58:55,016 INFO L276 IsEmpty]: Start isEmpty. Operand 2121 states and 4234 transitions. [2018-10-04 14:58:55,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:55,017 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:55,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:55,023 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:55,039 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:55,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:55,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4236 states to 2122 states and 4236 transitions. [2018-10-04 14:58:55,143 INFO L276 IsEmpty]: Start isEmpty. Operand 2122 states and 4236 transitions. [2018-10-04 14:58:55,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:55,144 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:55,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:55,148 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:55,163 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:55,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:55,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4238 states to 2123 states and 4238 transitions. [2018-10-04 14:58:55,263 INFO L276 IsEmpty]: Start isEmpty. Operand 2123 states and 4238 transitions. [2018-10-04 14:58:55,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:55,264 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:55,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:55,270 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:55,287 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:55,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:55,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4240 states to 2124 states and 4240 transitions. [2018-10-04 14:58:55,390 INFO L276 IsEmpty]: Start isEmpty. Operand 2124 states and 4240 transitions. [2018-10-04 14:58:55,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:55,392 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:55,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:55,398 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:55,414 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:55,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:55,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4242 states to 2125 states and 4242 transitions. [2018-10-04 14:58:55,516 INFO L276 IsEmpty]: Start isEmpty. Operand 2125 states and 4242 transitions. [2018-10-04 14:58:55,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:55,517 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:55,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:55,524 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:55,542 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:55,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:55,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4244 states to 2126 states and 4244 transitions. [2018-10-04 14:58:55,640 INFO L276 IsEmpty]: Start isEmpty. Operand 2126 states and 4244 transitions. [2018-10-04 14:58:55,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:55,641 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:55,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:55,645 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:55,663 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:55,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:55,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4246 states to 2127 states and 4246 transitions. [2018-10-04 14:58:55,763 INFO L276 IsEmpty]: Start isEmpty. Operand 2127 states and 4246 transitions. [2018-10-04 14:58:55,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:55,764 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:55,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:55,771 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:55,786 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:55,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:55,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4248 states to 2128 states and 4248 transitions. [2018-10-04 14:58:55,885 INFO L276 IsEmpty]: Start isEmpty. Operand 2128 states and 4248 transitions. [2018-10-04 14:58:55,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:55,886 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:55,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:55,890 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:55,905 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:56,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:56,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4250 states to 2129 states and 4250 transitions. [2018-10-04 14:58:56,011 INFO L276 IsEmpty]: Start isEmpty. Operand 2129 states and 4250 transitions. [2018-10-04 14:58:56,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:56,012 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:56,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:56,017 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:56,036 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:56,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:56,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4252 states to 2130 states and 4252 transitions. [2018-10-04 14:58:56,133 INFO L276 IsEmpty]: Start isEmpty. Operand 2130 states and 4252 transitions. [2018-10-04 14:58:56,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:56,134 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:56,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:56,137 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:56,152 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:56,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:56,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4254 states to 2131 states and 4254 transitions. [2018-10-04 14:58:56,254 INFO L276 IsEmpty]: Start isEmpty. Operand 2131 states and 4254 transitions. [2018-10-04 14:58:56,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:56,255 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:56,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:56,261 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:56,280 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:56,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:56,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4256 states to 2132 states and 4256 transitions. [2018-10-04 14:58:56,383 INFO L276 IsEmpty]: Start isEmpty. Operand 2132 states and 4256 transitions. [2018-10-04 14:58:56,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:56,384 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:56,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:56,392 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:56,410 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:56,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:56,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4258 states to 2133 states and 4258 transitions. [2018-10-04 14:58:56,506 INFO L276 IsEmpty]: Start isEmpty. Operand 2133 states and 4258 transitions. [2018-10-04 14:58:56,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:56,507 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:56,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:56,515 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:56,534 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:56,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:56,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4260 states to 2134 states and 4260 transitions. [2018-10-04 14:58:56,630 INFO L276 IsEmpty]: Start isEmpty. Operand 2134 states and 4260 transitions. [2018-10-04 14:58:56,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:56,631 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:56,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:56,636 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:56,655 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:56,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:56,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4262 states to 2135 states and 4262 transitions. [2018-10-04 14:58:56,754 INFO L276 IsEmpty]: Start isEmpty. Operand 2135 states and 4262 transitions. [2018-10-04 14:58:56,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:56,755 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:56,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:56,760 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:56,777 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:56,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:56,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4264 states to 2136 states and 4264 transitions. [2018-10-04 14:58:56,875 INFO L276 IsEmpty]: Start isEmpty. Operand 2136 states and 4264 transitions. [2018-10-04 14:58:56,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:56,876 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:56,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:56,883 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:56,900 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:56,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:57,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4266 states to 2137 states and 4266 transitions. [2018-10-04 14:58:57,000 INFO L276 IsEmpty]: Start isEmpty. Operand 2137 states and 4266 transitions. [2018-10-04 14:58:57,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:57,001 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:57,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:57,008 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:57,028 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:57,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:57,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4268 states to 2138 states and 4268 transitions. [2018-10-04 14:58:57,120 INFO L276 IsEmpty]: Start isEmpty. Operand 2138 states and 4268 transitions. [2018-10-04 14:58:57,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:57,121 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:57,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:57,125 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:57,142 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:57,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:57,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4270 states to 2139 states and 4270 transitions. [2018-10-04 14:58:57,245 INFO L276 IsEmpty]: Start isEmpty. Operand 2139 states and 4270 transitions. [2018-10-04 14:58:57,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:57,246 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:57,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:57,251 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:57,270 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:57,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:57,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4272 states to 2140 states and 4272 transitions. [2018-10-04 14:58:57,365 INFO L276 IsEmpty]: Start isEmpty. Operand 2140 states and 4272 transitions. [2018-10-04 14:58:57,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:57,366 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:57,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:57,372 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:57,391 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:57,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:57,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4274 states to 2141 states and 4274 transitions. [2018-10-04 14:58:57,483 INFO L276 IsEmpty]: Start isEmpty. Operand 2141 states and 4274 transitions. [2018-10-04 14:58:57,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:57,484 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:57,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:57,489 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:57,506 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:57,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:57,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4276 states to 2142 states and 4276 transitions. [2018-10-04 14:58:57,605 INFO L276 IsEmpty]: Start isEmpty. Operand 2142 states and 4276 transitions. [2018-10-04 14:58:57,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:57,606 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:57,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:57,613 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:57,637 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:57,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:57,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4278 states to 2143 states and 4278 transitions. [2018-10-04 14:58:57,732 INFO L276 IsEmpty]: Start isEmpty. Operand 2143 states and 4278 transitions. [2018-10-04 14:58:57,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:57,733 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:57,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:57,737 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:57,755 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:57,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:57,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4280 states to 2144 states and 4280 transitions. [2018-10-04 14:58:57,865 INFO L276 IsEmpty]: Start isEmpty. Operand 2144 states and 4280 transitions. [2018-10-04 14:58:57,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:57,866 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:57,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:57,871 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:57,888 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:57,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:57,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4282 states to 2145 states and 4282 transitions. [2018-10-04 14:58:57,988 INFO L276 IsEmpty]: Start isEmpty. Operand 2145 states and 4282 transitions. [2018-10-04 14:58:57,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:57,989 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:57,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:57,995 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:58,009 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:58,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:58,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4284 states to 2146 states and 4284 transitions. [2018-10-04 14:58:58,120 INFO L276 IsEmpty]: Start isEmpty. Operand 2146 states and 4284 transitions. [2018-10-04 14:58:58,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:58,121 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:58,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:58,127 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:58,145 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:58,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:58,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4286 states to 2147 states and 4286 transitions. [2018-10-04 14:58:58,244 INFO L276 IsEmpty]: Start isEmpty. Operand 2147 states and 4286 transitions. [2018-10-04 14:58:58,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:58,245 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:58,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:58,249 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:58,265 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:58,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:58,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4288 states to 2148 states and 4288 transitions. [2018-10-04 14:58:58,388 INFO L276 IsEmpty]: Start isEmpty. Operand 2148 states and 4288 transitions. [2018-10-04 14:58:58,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:58,389 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:58,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:58,393 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:58,405 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:58,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:58,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4290 states to 2149 states and 4290 transitions. [2018-10-04 14:58:58,537 INFO L276 IsEmpty]: Start isEmpty. Operand 2149 states and 4290 transitions. [2018-10-04 14:58:58,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:58,538 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:58,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:58,542 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:58,556 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:58,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:58,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4292 states to 2150 states and 4292 transitions. [2018-10-04 14:58:58,686 INFO L276 IsEmpty]: Start isEmpty. Operand 2150 states and 4292 transitions. [2018-10-04 14:58:58,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:58,687 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:58,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:58,693 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:58,711 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:58,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:58,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4294 states to 2151 states and 4294 transitions. [2018-10-04 14:58:58,809 INFO L276 IsEmpty]: Start isEmpty. Operand 2151 states and 4294 transitions. [2018-10-04 14:58:58,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:58,810 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:58,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:58,815 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:58,830 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:58,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:58,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4296 states to 2152 states and 4296 transitions. [2018-10-04 14:58:58,930 INFO L276 IsEmpty]: Start isEmpty. Operand 2152 states and 4296 transitions. [2018-10-04 14:58:58,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:58,931 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:58,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:58,936 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:58,952 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:59,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:59,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4298 states to 2153 states and 4298 transitions. [2018-10-04 14:58:59,059 INFO L276 IsEmpty]: Start isEmpty. Operand 2153 states and 4298 transitions. [2018-10-04 14:58:59,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:59,060 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:59,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:59,064 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:59,081 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:59,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:59,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4300 states to 2154 states and 4300 transitions. [2018-10-04 14:58:59,184 INFO L276 IsEmpty]: Start isEmpty. Operand 2154 states and 4300 transitions. [2018-10-04 14:58:59,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:59,185 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:59,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:59,190 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:59,211 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:59,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:59,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4302 states to 2155 states and 4302 transitions. [2018-10-04 14:58:59,310 INFO L276 IsEmpty]: Start isEmpty. Operand 2155 states and 4302 transitions. [2018-10-04 14:58:59,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:59,311 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:59,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:59,315 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:59,329 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:59,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:59,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4304 states to 2156 states and 4304 transitions. [2018-10-04 14:58:59,430 INFO L276 IsEmpty]: Start isEmpty. Operand 2156 states and 4304 transitions. [2018-10-04 14:58:59,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:59,431 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:59,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:59,435 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:59,459 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:59,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:59,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4306 states to 2157 states and 4306 transitions. [2018-10-04 14:58:59,555 INFO L276 IsEmpty]: Start isEmpty. Operand 2157 states and 4306 transitions. [2018-10-04 14:58:59,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:59,556 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:59,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:59,560 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:59,575 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:59,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:59,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4308 states to 2158 states and 4308 transitions. [2018-10-04 14:58:59,678 INFO L276 IsEmpty]: Start isEmpty. Operand 2158 states and 4308 transitions. [2018-10-04 14:58:59,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:59,679 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:59,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:59,683 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:59,698 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:59,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:59,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4310 states to 2159 states and 4310 transitions. [2018-10-04 14:58:59,800 INFO L276 IsEmpty]: Start isEmpty. Operand 2159 states and 4310 transitions. [2018-10-04 14:58:59,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:59,801 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:59,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:59,805 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:59,820 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:58:59,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:58:59,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4312 states to 2160 states and 4312 transitions. [2018-10-04 14:58:59,926 INFO L276 IsEmpty]: Start isEmpty. Operand 2160 states and 4312 transitions. [2018-10-04 14:58:59,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:58:59,927 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:58:59,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:58:59,932 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:58:59,949 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:00,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:00,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4314 states to 2161 states and 4314 transitions. [2018-10-04 14:59:00,050 INFO L276 IsEmpty]: Start isEmpty. Operand 2161 states and 4314 transitions. [2018-10-04 14:59:00,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:00,051 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:00,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:00,056 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:00,074 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:00,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:00,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4316 states to 2162 states and 4316 transitions. [2018-10-04 14:59:00,176 INFO L276 IsEmpty]: Start isEmpty. Operand 2162 states and 4316 transitions. [2018-10-04 14:59:00,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:00,177 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:00,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:00,183 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:00,204 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:00,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:00,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4318 states to 2163 states and 4318 transitions. [2018-10-04 14:59:00,302 INFO L276 IsEmpty]: Start isEmpty. Operand 2163 states and 4318 transitions. [2018-10-04 14:59:00,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:00,303 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:00,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:00,307 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:00,323 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:00,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:00,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4320 states to 2164 states and 4320 transitions. [2018-10-04 14:59:00,422 INFO L276 IsEmpty]: Start isEmpty. Operand 2164 states and 4320 transitions. [2018-10-04 14:59:00,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:00,423 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:00,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:00,429 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:00,446 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:00,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:00,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4322 states to 2165 states and 4322 transitions. [2018-10-04 14:59:00,546 INFO L276 IsEmpty]: Start isEmpty. Operand 2165 states and 4322 transitions. [2018-10-04 14:59:00,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:00,547 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:00,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:00,554 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:00,571 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:00,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:00,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4324 states to 2166 states and 4324 transitions. [2018-10-04 14:59:00,670 INFO L276 IsEmpty]: Start isEmpty. Operand 2166 states and 4324 transitions. [2018-10-04 14:59:00,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:00,671 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:00,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:00,677 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:00,697 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:00,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:00,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4326 states to 2167 states and 4326 transitions. [2018-10-04 14:59:00,794 INFO L276 IsEmpty]: Start isEmpty. Operand 2167 states and 4326 transitions. [2018-10-04 14:59:00,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:00,795 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:00,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:00,799 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:00,815 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:00,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:00,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4328 states to 2168 states and 4328 transitions. [2018-10-04 14:59:00,913 INFO L276 IsEmpty]: Start isEmpty. Operand 2168 states and 4328 transitions. [2018-10-04 14:59:00,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:00,914 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:00,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:00,919 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:00,935 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:01,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:01,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4330 states to 2169 states and 4330 transitions. [2018-10-04 14:59:01,038 INFO L276 IsEmpty]: Start isEmpty. Operand 2169 states and 4330 transitions. [2018-10-04 14:59:01,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:01,039 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:01,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:01,046 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:01,061 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:01,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:01,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4332 states to 2170 states and 4332 transitions. [2018-10-04 14:59:01,160 INFO L276 IsEmpty]: Start isEmpty. Operand 2170 states and 4332 transitions. [2018-10-04 14:59:01,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:01,161 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:01,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:01,165 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:01,182 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:01,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:01,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4334 states to 2171 states and 4334 transitions. [2018-10-04 14:59:01,286 INFO L276 IsEmpty]: Start isEmpty. Operand 2171 states and 4334 transitions. [2018-10-04 14:59:01,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:01,287 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:01,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:01,294 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:01,310 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:01,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:01,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4336 states to 2172 states and 4336 transitions. [2018-10-04 14:59:01,412 INFO L276 IsEmpty]: Start isEmpty. Operand 2172 states and 4336 transitions. [2018-10-04 14:59:01,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:01,413 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:01,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:01,417 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:01,432 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:01,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:01,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4338 states to 2173 states and 4338 transitions. [2018-10-04 14:59:01,540 INFO L276 IsEmpty]: Start isEmpty. Operand 2173 states and 4338 transitions. [2018-10-04 14:59:01,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:01,541 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:01,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:01,545 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:01,563 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:01,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:01,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4340 states to 2174 states and 4340 transitions. [2018-10-04 14:59:01,662 INFO L276 IsEmpty]: Start isEmpty. Operand 2174 states and 4340 transitions. [2018-10-04 14:59:01,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:01,663 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:01,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:01,670 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:01,690 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:01,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:01,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4342 states to 2175 states and 4342 transitions. [2018-10-04 14:59:01,780 INFO L276 IsEmpty]: Start isEmpty. Operand 2175 states and 4342 transitions. [2018-10-04 14:59:01,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:01,781 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:01,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:01,786 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:01,806 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:01,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:01,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4344 states to 2176 states and 4344 transitions. [2018-10-04 14:59:01,907 INFO L276 IsEmpty]: Start isEmpty. Operand 2176 states and 4344 transitions. [2018-10-04 14:59:01,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:01,908 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:01,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:01,915 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:01,932 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:02,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:02,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4346 states to 2177 states and 4346 transitions. [2018-10-04 14:59:02,034 INFO L276 IsEmpty]: Start isEmpty. Operand 2177 states and 4346 transitions. [2018-10-04 14:59:02,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:02,035 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:02,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:02,043 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:02,060 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:02,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:02,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4348 states to 2178 states and 4348 transitions. [2018-10-04 14:59:02,161 INFO L276 IsEmpty]: Start isEmpty. Operand 2178 states and 4348 transitions. [2018-10-04 14:59:02,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:02,163 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:02,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:02,169 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:02,188 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:02,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:02,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4350 states to 2179 states and 4350 transitions. [2018-10-04 14:59:02,289 INFO L276 IsEmpty]: Start isEmpty. Operand 2179 states and 4350 transitions. [2018-10-04 14:59:02,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:02,290 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:02,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:02,295 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:02,311 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:02,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:02,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4352 states to 2180 states and 4352 transitions. [2018-10-04 14:59:02,413 INFO L276 IsEmpty]: Start isEmpty. Operand 2180 states and 4352 transitions. [2018-10-04 14:59:02,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:02,414 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:02,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:02,418 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:02,436 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:02,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:02,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4354 states to 2181 states and 4354 transitions. [2018-10-04 14:59:02,539 INFO L276 IsEmpty]: Start isEmpty. Operand 2181 states and 4354 transitions. [2018-10-04 14:59:02,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:02,540 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:02,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:02,544 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:02,561 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:02,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:02,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4356 states to 2182 states and 4356 transitions. [2018-10-04 14:59:02,664 INFO L276 IsEmpty]: Start isEmpty. Operand 2182 states and 4356 transitions. [2018-10-04 14:59:02,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:02,665 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:02,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:02,672 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:02,689 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:02,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:02,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4358 states to 2183 states and 4358 transitions. [2018-10-04 14:59:02,790 INFO L276 IsEmpty]: Start isEmpty. Operand 2183 states and 4358 transitions. [2018-10-04 14:59:02,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:02,791 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:02,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:02,798 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:02,819 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:02,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:02,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4360 states to 2184 states and 4360 transitions. [2018-10-04 14:59:02,915 INFO L276 IsEmpty]: Start isEmpty. Operand 2184 states and 4360 transitions. [2018-10-04 14:59:02,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:02,916 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:02,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:02,921 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:02,940 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:03,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:03,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4362 states to 2185 states and 4362 transitions. [2018-10-04 14:59:03,040 INFO L276 IsEmpty]: Start isEmpty. Operand 2185 states and 4362 transitions. [2018-10-04 14:59:03,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:03,041 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:03,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:03,045 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:03,076 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:03,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:03,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4364 states to 2186 states and 4364 transitions. [2018-10-04 14:59:03,208 INFO L276 IsEmpty]: Start isEmpty. Operand 2186 states and 4364 transitions. [2018-10-04 14:59:03,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:03,209 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:03,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:03,214 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:03,228 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:03,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:03,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4366 states to 2187 states and 4366 transitions. [2018-10-04 14:59:03,332 INFO L276 IsEmpty]: Start isEmpty. Operand 2187 states and 4366 transitions. [2018-10-04 14:59:03,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:03,334 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:03,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:03,341 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:03,371 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:03,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:03,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4368 states to 2188 states and 4368 transitions. [2018-10-04 14:59:03,503 INFO L276 IsEmpty]: Start isEmpty. Operand 2188 states and 4368 transitions. [2018-10-04 14:59:03,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:03,504 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:03,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:03,508 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:03,520 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:03,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:03,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4370 states to 2189 states and 4370 transitions. [2018-10-04 14:59:03,650 INFO L276 IsEmpty]: Start isEmpty. Operand 2189 states and 4370 transitions. [2018-10-04 14:59:03,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:03,651 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:03,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:03,655 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:03,673 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:03,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:03,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4372 states to 2190 states and 4372 transitions. [2018-10-04 14:59:03,795 INFO L276 IsEmpty]: Start isEmpty. Operand 2190 states and 4372 transitions. [2018-10-04 14:59:03,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:03,797 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:03,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:03,801 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:03,817 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:03,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:03,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4374 states to 2191 states and 4374 transitions. [2018-10-04 14:59:03,923 INFO L276 IsEmpty]: Start isEmpty. Operand 2191 states and 4374 transitions. [2018-10-04 14:59:03,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:03,924 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:03,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:03,928 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:03,944 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:04,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:04,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4376 states to 2192 states and 4376 transitions. [2018-10-04 14:59:04,051 INFO L276 IsEmpty]: Start isEmpty. Operand 2192 states and 4376 transitions. [2018-10-04 14:59:04,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:04,056 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:04,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:04,060 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:04,076 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:04,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:04,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4378 states to 2193 states and 4378 transitions. [2018-10-04 14:59:04,180 INFO L276 IsEmpty]: Start isEmpty. Operand 2193 states and 4378 transitions. [2018-10-04 14:59:04,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:04,181 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:04,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:04,187 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:04,204 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:04,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:04,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4380 states to 2194 states and 4380 transitions. [2018-10-04 14:59:04,309 INFO L276 IsEmpty]: Start isEmpty. Operand 2194 states and 4380 transitions. [2018-10-04 14:59:04,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:04,310 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:04,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:04,316 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:04,332 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:04,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:04,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4382 states to 2195 states and 4382 transitions. [2018-10-04 14:59:04,436 INFO L276 IsEmpty]: Start isEmpty. Operand 2195 states and 4382 transitions. [2018-10-04 14:59:04,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:04,437 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:04,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:04,443 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:04,461 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:04,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:04,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4384 states to 2196 states and 4384 transitions. [2018-10-04 14:59:04,556 INFO L276 IsEmpty]: Start isEmpty. Operand 2196 states and 4384 transitions. [2018-10-04 14:59:04,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:04,556 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:04,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:04,560 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:04,580 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:04,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:04,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4386 states to 2197 states and 4386 transitions. [2018-10-04 14:59:04,679 INFO L276 IsEmpty]: Start isEmpty. Operand 2197 states and 4386 transitions. [2018-10-04 14:59:04,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:04,680 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:04,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:04,686 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:04,703 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:04,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:04,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4388 states to 2198 states and 4388 transitions. [2018-10-04 14:59:04,803 INFO L276 IsEmpty]: Start isEmpty. Operand 2198 states and 4388 transitions. [2018-10-04 14:59:04,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:04,804 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:04,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:04,809 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:04,824 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:04,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:04,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4390 states to 2199 states and 4390 transitions. [2018-10-04 14:59:04,932 INFO L276 IsEmpty]: Start isEmpty. Operand 2199 states and 4390 transitions. [2018-10-04 14:59:04,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:04,933 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:04,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:04,940 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:04,957 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:05,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:05,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4392 states to 2200 states and 4392 transitions. [2018-10-04 14:59:05,057 INFO L276 IsEmpty]: Start isEmpty. Operand 2200 states and 4392 transitions. [2018-10-04 14:59:05,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:05,058 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:05,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:05,065 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:05,083 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:05,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:05,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4394 states to 2201 states and 4394 transitions. [2018-10-04 14:59:05,184 INFO L276 IsEmpty]: Start isEmpty. Operand 2201 states and 4394 transitions. [2018-10-04 14:59:05,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:05,186 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:05,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:05,191 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:05,209 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:05,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:05,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4396 states to 2202 states and 4396 transitions. [2018-10-04 14:59:05,314 INFO L276 IsEmpty]: Start isEmpty. Operand 2202 states and 4396 transitions. [2018-10-04 14:59:05,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:05,315 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:05,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:05,321 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:05,339 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:05,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:05,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4398 states to 2203 states and 4398 transitions. [2018-10-04 14:59:05,441 INFO L276 IsEmpty]: Start isEmpty. Operand 2203 states and 4398 transitions. [2018-10-04 14:59:05,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:05,442 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:05,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:05,448 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:05,464 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:05,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:05,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4400 states to 2204 states and 4400 transitions. [2018-10-04 14:59:05,567 INFO L276 IsEmpty]: Start isEmpty. Operand 2204 states and 4400 transitions. [2018-10-04 14:59:05,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:05,568 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:05,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:05,572 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:05,588 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:05,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:05,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4402 states to 2205 states and 4402 transitions. [2018-10-04 14:59:05,693 INFO L276 IsEmpty]: Start isEmpty. Operand 2205 states and 4402 transitions. [2018-10-04 14:59:05,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:05,694 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:05,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:05,700 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:05,716 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:05,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:05,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4404 states to 2206 states and 4404 transitions. [2018-10-04 14:59:05,819 INFO L276 IsEmpty]: Start isEmpty. Operand 2206 states and 4404 transitions. [2018-10-04 14:59:05,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:05,820 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:05,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:05,826 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:05,845 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:05,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:05,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4406 states to 2207 states and 4406 transitions. [2018-10-04 14:59:05,946 INFO L276 IsEmpty]: Start isEmpty. Operand 2207 states and 4406 transitions. [2018-10-04 14:59:05,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:05,947 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:05,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:05,952 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:05,969 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:06,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:06,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4408 states to 2208 states and 4408 transitions. [2018-10-04 14:59:06,072 INFO L276 IsEmpty]: Start isEmpty. Operand 2208 states and 4408 transitions. [2018-10-04 14:59:06,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:06,073 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:06,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:06,080 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:06,097 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:06,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:06,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4410 states to 2209 states and 4410 transitions. [2018-10-04 14:59:06,199 INFO L276 IsEmpty]: Start isEmpty. Operand 2209 states and 4410 transitions. [2018-10-04 14:59:06,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:06,200 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:06,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:06,206 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:06,224 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:06,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:06,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4412 states to 2210 states and 4412 transitions. [2018-10-04 14:59:06,327 INFO L276 IsEmpty]: Start isEmpty. Operand 2210 states and 4412 transitions. [2018-10-04 14:59:06,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:06,329 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:06,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:06,335 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:06,354 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:06,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:06,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4414 states to 2211 states and 4414 transitions. [2018-10-04 14:59:06,457 INFO L276 IsEmpty]: Start isEmpty. Operand 2211 states and 4414 transitions. [2018-10-04 14:59:06,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:06,458 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:06,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:06,462 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:06,476 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:06,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:06,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4416 states to 2212 states and 4416 transitions. [2018-10-04 14:59:06,583 INFO L276 IsEmpty]: Start isEmpty. Operand 2212 states and 4416 transitions. [2018-10-04 14:59:06,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:06,584 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:06,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:06,589 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:06,605 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:06,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:06,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4418 states to 2213 states and 4418 transitions. [2018-10-04 14:59:06,708 INFO L276 IsEmpty]: Start isEmpty. Operand 2213 states and 4418 transitions. [2018-10-04 14:59:06,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:06,710 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:06,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:06,714 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:06,731 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:06,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:06,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4420 states to 2214 states and 4420 transitions. [2018-10-04 14:59:06,834 INFO L276 IsEmpty]: Start isEmpty. Operand 2214 states and 4420 transitions. [2018-10-04 14:59:06,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:06,835 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:06,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:06,842 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:06,861 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:06,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:06,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4422 states to 2215 states and 4422 transitions. [2018-10-04 14:59:06,959 INFO L276 IsEmpty]: Start isEmpty. Operand 2215 states and 4422 transitions. [2018-10-04 14:59:06,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:06,960 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:06,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:06,964 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:06,985 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:07,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:07,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4424 states to 2216 states and 4424 transitions. [2018-10-04 14:59:07,083 INFO L276 IsEmpty]: Start isEmpty. Operand 2216 states and 4424 transitions. [2018-10-04 14:59:07,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:07,084 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:07,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:07,088 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:07,104 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:07,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:07,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4426 states to 2217 states and 4426 transitions. [2018-10-04 14:59:07,207 INFO L276 IsEmpty]: Start isEmpty. Operand 2217 states and 4426 transitions. [2018-10-04 14:59:07,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:07,208 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:07,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:07,212 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:07,231 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:07,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:07,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4428 states to 2218 states and 4428 transitions. [2018-10-04 14:59:07,334 INFO L276 IsEmpty]: Start isEmpty. Operand 2218 states and 4428 transitions. [2018-10-04 14:59:07,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:07,335 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:07,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:07,339 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:07,355 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:07,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:07,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4430 states to 2219 states and 4430 transitions. [2018-10-04 14:59:07,461 INFO L276 IsEmpty]: Start isEmpty. Operand 2219 states and 4430 transitions. [2018-10-04 14:59:07,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:07,462 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:07,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:07,469 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:07,485 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:07,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:07,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4432 states to 2220 states and 4432 transitions. [2018-10-04 14:59:07,583 INFO L276 IsEmpty]: Start isEmpty. Operand 2220 states and 4432 transitions. [2018-10-04 14:59:07,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:07,588 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:07,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:07,592 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:07,607 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:07,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:07,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4434 states to 2221 states and 4434 transitions. [2018-10-04 14:59:07,711 INFO L276 IsEmpty]: Start isEmpty. Operand 2221 states and 4434 transitions. [2018-10-04 14:59:07,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:07,712 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:07,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:07,716 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:07,735 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:07,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:07,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4436 states to 2222 states and 4436 transitions. [2018-10-04 14:59:07,835 INFO L276 IsEmpty]: Start isEmpty. Operand 2222 states and 4436 transitions. [2018-10-04 14:59:07,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:07,837 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:07,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:07,841 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:07,857 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:07,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:07,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4438 states to 2223 states and 4438 transitions. [2018-10-04 14:59:07,964 INFO L276 IsEmpty]: Start isEmpty. Operand 2223 states and 4438 transitions. [2018-10-04 14:59:07,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:07,965 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:07,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:07,972 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:07,987 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:08,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:08,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4440 states to 2224 states and 4440 transitions. [2018-10-04 14:59:08,090 INFO L276 IsEmpty]: Start isEmpty. Operand 2224 states and 4440 transitions. [2018-10-04 14:59:08,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:08,091 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:08,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:08,097 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:08,113 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:08,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:08,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4442 states to 2225 states and 4442 transitions. [2018-10-04 14:59:08,219 INFO L276 IsEmpty]: Start isEmpty. Operand 2225 states and 4442 transitions. [2018-10-04 14:59:08,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:08,220 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:08,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:08,226 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:08,242 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:08,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:08,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4444 states to 2226 states and 4444 transitions. [2018-10-04 14:59:08,345 INFO L276 IsEmpty]: Start isEmpty. Operand 2226 states and 4444 transitions. [2018-10-04 14:59:08,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:08,346 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:08,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:08,352 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:08,369 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:08,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:08,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4446 states to 2227 states and 4446 transitions. [2018-10-04 14:59:08,473 INFO L276 IsEmpty]: Start isEmpty. Operand 2227 states and 4446 transitions. [2018-10-04 14:59:08,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:08,474 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:08,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:08,478 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:08,491 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:08,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:08,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4448 states to 2228 states and 4448 transitions. [2018-10-04 14:59:08,623 INFO L276 IsEmpty]: Start isEmpty. Operand 2228 states and 4448 transitions. [2018-10-04 14:59:08,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:08,624 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:08,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:08,628 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:08,644 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:08,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:08,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4450 states to 2229 states and 4450 transitions. [2018-10-04 14:59:08,769 INFO L276 IsEmpty]: Start isEmpty. Operand 2229 states and 4450 transitions. [2018-10-04 14:59:08,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:08,776 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:08,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:08,784 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:08,797 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:08,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:08,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4452 states to 2230 states and 4452 transitions. [2018-10-04 14:59:08,925 INFO L276 IsEmpty]: Start isEmpty. Operand 2230 states and 4452 transitions. [2018-10-04 14:59:08,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:08,926 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:08,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:08,930 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:08,948 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:09,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:09,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4454 states to 2231 states and 4454 transitions. [2018-10-04 14:59:09,050 INFO L276 IsEmpty]: Start isEmpty. Operand 2231 states and 4454 transitions. [2018-10-04 14:59:09,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:09,051 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:09,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:09,058 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:09,075 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:09,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:09,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4456 states to 2232 states and 4456 transitions. [2018-10-04 14:59:09,179 INFO L276 IsEmpty]: Start isEmpty. Operand 2232 states and 4456 transitions. [2018-10-04 14:59:09,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:09,180 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:09,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:09,185 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:09,203 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:09,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:09,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4458 states to 2233 states and 4458 transitions. [2018-10-04 14:59:09,305 INFO L276 IsEmpty]: Start isEmpty. Operand 2233 states and 4458 transitions. [2018-10-04 14:59:09,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:09,306 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:09,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:09,313 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:09,334 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:09,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:09,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4460 states to 2234 states and 4460 transitions. [2018-10-04 14:59:09,434 INFO L276 IsEmpty]: Start isEmpty. Operand 2234 states and 4460 transitions. [2018-10-04 14:59:09,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:09,435 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:09,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:09,442 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:09,459 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:09,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:09,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4462 states to 2235 states and 4462 transitions. [2018-10-04 14:59:09,564 INFO L276 IsEmpty]: Start isEmpty. Operand 2235 states and 4462 transitions. [2018-10-04 14:59:09,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:09,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:09,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:09,571 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:09,587 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:09,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:09,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4464 states to 2236 states and 4464 transitions. [2018-10-04 14:59:09,695 INFO L276 IsEmpty]: Start isEmpty. Operand 2236 states and 4464 transitions. [2018-10-04 14:59:09,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:09,695 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:09,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:09,701 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:09,717 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:09,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:09,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4466 states to 2237 states and 4466 transitions. [2018-10-04 14:59:09,821 INFO L276 IsEmpty]: Start isEmpty. Operand 2237 states and 4466 transitions. [2018-10-04 14:59:09,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:09,822 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:09,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:09,829 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:09,847 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:09,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:09,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4468 states to 2238 states and 4468 transitions. [2018-10-04 14:59:09,953 INFO L276 IsEmpty]: Start isEmpty. Operand 2238 states and 4468 transitions. [2018-10-04 14:59:09,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:09,954 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:09,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:09,958 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:09,975 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:10,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:10,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4470 states to 2239 states and 4470 transitions. [2018-10-04 14:59:10,076 INFO L276 IsEmpty]: Start isEmpty. Operand 2239 states and 4470 transitions. [2018-10-04 14:59:10,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:10,077 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:10,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:10,081 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:10,098 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:10,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:10,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4472 states to 2240 states and 4472 transitions. [2018-10-04 14:59:10,206 INFO L276 IsEmpty]: Start isEmpty. Operand 2240 states and 4472 transitions. [2018-10-04 14:59:10,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:10,207 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:10,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:10,213 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:10,235 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:10,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:10,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4474 states to 2241 states and 4474 transitions. [2018-10-04 14:59:10,334 INFO L276 IsEmpty]: Start isEmpty. Operand 2241 states and 4474 transitions. [2018-10-04 14:59:10,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:10,335 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:10,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:10,341 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:10,358 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:10,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:10,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4476 states to 2242 states and 4476 transitions. [2018-10-04 14:59:10,464 INFO L276 IsEmpty]: Start isEmpty. Operand 2242 states and 4476 transitions. [2018-10-04 14:59:10,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:10,465 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:10,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:10,469 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:10,490 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:10,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:10,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4478 states to 2243 states and 4478 transitions. [2018-10-04 14:59:10,592 INFO L276 IsEmpty]: Start isEmpty. Operand 2243 states and 4478 transitions. [2018-10-04 14:59:10,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:10,593 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:10,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:10,597 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:10,613 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:10,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:10,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4480 states to 2244 states and 4480 transitions. [2018-10-04 14:59:10,720 INFO L276 IsEmpty]: Start isEmpty. Operand 2244 states and 4480 transitions. [2018-10-04 14:59:10,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:10,721 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:10,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:10,726 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:10,743 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:10,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:10,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4482 states to 2245 states and 4482 transitions. [2018-10-04 14:59:10,849 INFO L276 IsEmpty]: Start isEmpty. Operand 2245 states and 4482 transitions. [2018-10-04 14:59:10,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:10,850 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:10,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:10,854 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:10,872 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:10,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:10,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4484 states to 2246 states and 4484 transitions. [2018-10-04 14:59:10,979 INFO L276 IsEmpty]: Start isEmpty. Operand 2246 states and 4484 transitions. [2018-10-04 14:59:10,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:10,980 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:10,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:10,984 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:11,004 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:11,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:11,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4486 states to 2247 states and 4486 transitions. [2018-10-04 14:59:11,107 INFO L276 IsEmpty]: Start isEmpty. Operand 2247 states and 4486 transitions. [2018-10-04 14:59:11,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:11,108 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:11,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:11,112 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:11,127 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:11,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:11,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4488 states to 2248 states and 4488 transitions. [2018-10-04 14:59:11,235 INFO L276 IsEmpty]: Start isEmpty. Operand 2248 states and 4488 transitions. [2018-10-04 14:59:11,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:11,236 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:11,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:11,243 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:11,264 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:11,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:11,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4490 states to 2249 states and 4490 transitions. [2018-10-04 14:59:11,363 INFO L276 IsEmpty]: Start isEmpty. Operand 2249 states and 4490 transitions. [2018-10-04 14:59:11,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:11,364 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:11,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:11,368 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:11,387 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:11,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:11,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4492 states to 2250 states and 4492 transitions. [2018-10-04 14:59:11,485 INFO L276 IsEmpty]: Start isEmpty. Operand 2250 states and 4492 transitions. [2018-10-04 14:59:11,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:11,486 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:11,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:11,490 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:11,506 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:11,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:11,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4494 states to 2251 states and 4494 transitions. [2018-10-04 14:59:11,611 INFO L276 IsEmpty]: Start isEmpty. Operand 2251 states and 4494 transitions. [2018-10-04 14:59:11,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:11,611 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:11,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:11,618 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:11,633 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:11,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:11,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4496 states to 2252 states and 4496 transitions. [2018-10-04 14:59:11,738 INFO L276 IsEmpty]: Start isEmpty. Operand 2252 states and 4496 transitions. [2018-10-04 14:59:11,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:11,739 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:11,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:11,743 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:11,759 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:11,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:11,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4498 states to 2253 states and 4498 transitions. [2018-10-04 14:59:11,867 INFO L276 IsEmpty]: Start isEmpty. Operand 2253 states and 4498 transitions. [2018-10-04 14:59:11,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:11,868 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:11,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:11,872 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:11,887 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:11,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:11,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4500 states to 2254 states and 4500 transitions. [2018-10-04 14:59:11,997 INFO L276 IsEmpty]: Start isEmpty. Operand 2254 states and 4500 transitions. [2018-10-04 14:59:11,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:11,998 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:12,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:12,003 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:12,018 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:12,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:12,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4502 states to 2255 states and 4502 transitions. [2018-10-04 14:59:12,127 INFO L276 IsEmpty]: Start isEmpty. Operand 2255 states and 4502 transitions. [2018-10-04 14:59:12,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:12,128 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:12,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:12,134 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:12,150 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:12,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:12,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4504 states to 2256 states and 4504 transitions. [2018-10-04 14:59:12,260 INFO L276 IsEmpty]: Start isEmpty. Operand 2256 states and 4504 transitions. [2018-10-04 14:59:12,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:12,261 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:12,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:12,265 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:12,281 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:12,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:12,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4506 states to 2257 states and 4506 transitions. [2018-10-04 14:59:12,383 INFO L276 IsEmpty]: Start isEmpty. Operand 2257 states and 4506 transitions. [2018-10-04 14:59:12,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:12,384 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:12,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:12,390 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:12,407 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:12,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:12,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4508 states to 2258 states and 4508 transitions. [2018-10-04 14:59:12,508 INFO L276 IsEmpty]: Start isEmpty. Operand 2258 states and 4508 transitions. [2018-10-04 14:59:12,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:12,509 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:12,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:12,515 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:12,532 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:12,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:12,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4510 states to 2259 states and 4510 transitions. [2018-10-04 14:59:12,638 INFO L276 IsEmpty]: Start isEmpty. Operand 2259 states and 4510 transitions. [2018-10-04 14:59:12,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:12,639 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:12,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:12,645 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:12,667 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:12,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:12,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4512 states to 2260 states and 4512 transitions. [2018-10-04 14:59:12,765 INFO L276 IsEmpty]: Start isEmpty. Operand 2260 states and 4512 transitions. [2018-10-04 14:59:12,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:12,766 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:12,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:12,770 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:12,789 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:12,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:12,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4514 states to 2261 states and 4514 transitions. [2018-10-04 14:59:12,891 INFO L276 IsEmpty]: Start isEmpty. Operand 2261 states and 4514 transitions. [2018-10-04 14:59:12,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:12,892 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:12,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:12,896 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:12,913 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:13,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:13,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4516 states to 2262 states and 4516 transitions. [2018-10-04 14:59:13,018 INFO L276 IsEmpty]: Start isEmpty. Operand 2262 states and 4516 transitions. [2018-10-04 14:59:13,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:13,019 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:13,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:13,024 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:13,041 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:13,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:13,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4518 states to 2263 states and 4518 transitions. [2018-10-04 14:59:13,144 INFO L276 IsEmpty]: Start isEmpty. Operand 2263 states and 4518 transitions. [2018-10-04 14:59:13,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:13,145 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:13,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:13,151 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:13,168 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:13,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:13,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4520 states to 2264 states and 4520 transitions. [2018-10-04 14:59:13,275 INFO L276 IsEmpty]: Start isEmpty. Operand 2264 states and 4520 transitions. [2018-10-04 14:59:13,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:13,276 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:13,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:13,280 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:13,296 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:13,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:13,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4522 states to 2265 states and 4522 transitions. [2018-10-04 14:59:13,401 INFO L276 IsEmpty]: Start isEmpty. Operand 2265 states and 4522 transitions. [2018-10-04 14:59:13,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:13,402 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:13,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:13,408 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:13,428 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:13,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:13,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4524 states to 2266 states and 4524 transitions. [2018-10-04 14:59:13,533 INFO L276 IsEmpty]: Start isEmpty. Operand 2266 states and 4524 transitions. [2018-10-04 14:59:13,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:13,534 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:13,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:13,538 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:13,556 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:13,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:13,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4526 states to 2267 states and 4526 transitions. [2018-10-04 14:59:13,685 INFO L276 IsEmpty]: Start isEmpty. Operand 2267 states and 4526 transitions. [2018-10-04 14:59:13,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:13,687 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:13,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:13,692 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:13,708 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:13,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:13,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4528 states to 2268 states and 4528 transitions. [2018-10-04 14:59:13,833 INFO L276 IsEmpty]: Start isEmpty. Operand 2268 states and 4528 transitions. [2018-10-04 14:59:13,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:13,833 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:13,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:13,839 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:13,861 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:13,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:13,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4530 states to 2269 states and 4530 transitions. [2018-10-04 14:59:13,978 INFO L276 IsEmpty]: Start isEmpty. Operand 2269 states and 4530 transitions. [2018-10-04 14:59:13,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:13,979 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:13,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:13,986 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:14,004 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:14,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:14,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4532 states to 2270 states and 4532 transitions. [2018-10-04 14:59:14,098 INFO L276 IsEmpty]: Start isEmpty. Operand 2270 states and 4532 transitions. [2018-10-04 14:59:14,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:14,099 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:14,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:14,104 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:14,120 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:14,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:14,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4534 states to 2271 states and 4534 transitions. [2018-10-04 14:59:14,225 INFO L276 IsEmpty]: Start isEmpty. Operand 2271 states and 4534 transitions. [2018-10-04 14:59:14,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:14,226 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:14,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:14,230 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:14,245 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:14,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:14,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4536 states to 2272 states and 4536 transitions. [2018-10-04 14:59:14,352 INFO L276 IsEmpty]: Start isEmpty. Operand 2272 states and 4536 transitions. [2018-10-04 14:59:14,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:14,352 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:14,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:14,360 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:14,374 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:14,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:14,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4538 states to 2273 states and 4538 transitions. [2018-10-04 14:59:14,479 INFO L276 IsEmpty]: Start isEmpty. Operand 2273 states and 4538 transitions. [2018-10-04 14:59:14,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:14,480 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:14,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:14,486 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:14,503 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:14,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:14,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4540 states to 2274 states and 4540 transitions. [2018-10-04 14:59:14,605 INFO L276 IsEmpty]: Start isEmpty. Operand 2274 states and 4540 transitions. [2018-10-04 14:59:14,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:14,606 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:14,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:14,614 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:14,631 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:14,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:14,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4542 states to 2275 states and 4542 transitions. [2018-10-04 14:59:14,735 INFO L276 IsEmpty]: Start isEmpty. Operand 2275 states and 4542 transitions. [2018-10-04 14:59:14,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:14,736 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:14,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:14,741 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:14,765 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:14,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:14,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4544 states to 2276 states and 4544 transitions. [2018-10-04 14:59:14,863 INFO L276 IsEmpty]: Start isEmpty. Operand 2276 states and 4544 transitions. [2018-10-04 14:59:14,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:14,864 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:14,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:14,868 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:14,886 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:14,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:14,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4546 states to 2277 states and 4546 transitions. [2018-10-04 14:59:14,992 INFO L276 IsEmpty]: Start isEmpty. Operand 2277 states and 4546 transitions. [2018-10-04 14:59:14,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:14,993 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:14,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:14,999 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:15,016 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:15,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:15,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4548 states to 2278 states and 4548 transitions. [2018-10-04 14:59:15,125 INFO L276 IsEmpty]: Start isEmpty. Operand 2278 states and 4548 transitions. [2018-10-04 14:59:15,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:15,126 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:15,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:15,131 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:15,152 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:15,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:15,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4550 states to 2279 states and 4550 transitions. [2018-10-04 14:59:15,253 INFO L276 IsEmpty]: Start isEmpty. Operand 2279 states and 4550 transitions. [2018-10-04 14:59:15,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:15,254 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:15,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:15,259 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:15,275 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:15,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:15,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4552 states to 2280 states and 4552 transitions. [2018-10-04 14:59:15,381 INFO L276 IsEmpty]: Start isEmpty. Operand 2280 states and 4552 transitions. [2018-10-04 14:59:15,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:15,382 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:15,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:15,389 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:15,405 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:15,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:15,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4554 states to 2281 states and 4554 transitions. [2018-10-04 14:59:15,515 INFO L276 IsEmpty]: Start isEmpty. Operand 2281 states and 4554 transitions. [2018-10-04 14:59:15,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:15,516 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:15,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:15,520 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:15,535 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:15,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:15,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4556 states to 2282 states and 4556 transitions. [2018-10-04 14:59:15,646 INFO L276 IsEmpty]: Start isEmpty. Operand 2282 states and 4556 transitions. [2018-10-04 14:59:15,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:15,647 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:15,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:15,652 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:15,668 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:15,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:15,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4558 states to 2283 states and 4558 transitions. [2018-10-04 14:59:15,771 INFO L276 IsEmpty]: Start isEmpty. Operand 2283 states and 4558 transitions. [2018-10-04 14:59:15,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:15,772 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:15,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:15,777 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:15,795 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:15,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:15,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4560 states to 2284 states and 4560 transitions. [2018-10-04 14:59:15,899 INFO L276 IsEmpty]: Start isEmpty. Operand 2284 states and 4560 transitions. [2018-10-04 14:59:15,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:15,900 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:15,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:15,906 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:15,924 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:16,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:16,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4562 states to 2285 states and 4562 transitions. [2018-10-04 14:59:16,023 INFO L276 IsEmpty]: Start isEmpty. Operand 2285 states and 4562 transitions. [2018-10-04 14:59:16,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:16,024 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:16,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:16,030 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:16,047 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:16,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:16,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4564 states to 2286 states and 4564 transitions. [2018-10-04 14:59:16,150 INFO L276 IsEmpty]: Start isEmpty. Operand 2286 states and 4564 transitions. [2018-10-04 14:59:16,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:16,151 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:16,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:16,156 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:16,172 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:16,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:16,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4566 states to 2287 states and 4566 transitions. [2018-10-04 14:59:16,279 INFO L276 IsEmpty]: Start isEmpty. Operand 2287 states and 4566 transitions. [2018-10-04 14:59:16,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:16,280 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:16,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:16,289 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:16,306 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:16,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:16,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4568 states to 2288 states and 4568 transitions. [2018-10-04 14:59:16,410 INFO L276 IsEmpty]: Start isEmpty. Operand 2288 states and 4568 transitions. [2018-10-04 14:59:16,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:16,411 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:16,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:16,418 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:16,437 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:16,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:16,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4570 states to 2289 states and 4570 transitions. [2018-10-04 14:59:16,543 INFO L276 IsEmpty]: Start isEmpty. Operand 2289 states and 4570 transitions. [2018-10-04 14:59:16,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:16,544 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:16,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:16,551 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:16,567 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:16,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:16,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4572 states to 2290 states and 4572 transitions. [2018-10-04 14:59:16,671 INFO L276 IsEmpty]: Start isEmpty. Operand 2290 states and 4572 transitions. [2018-10-04 14:59:16,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:16,673 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:16,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:16,679 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:16,698 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:16,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:16,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4574 states to 2291 states and 4574 transitions. [2018-10-04 14:59:16,803 INFO L276 IsEmpty]: Start isEmpty. Operand 2291 states and 4574 transitions. [2018-10-04 14:59:16,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:16,804 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:16,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:16,808 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:16,826 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:16,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:16,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4576 states to 2292 states and 4576 transitions. [2018-10-04 14:59:16,931 INFO L276 IsEmpty]: Start isEmpty. Operand 2292 states and 4576 transitions. [2018-10-04 14:59:16,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:16,932 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:16,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:16,936 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:16,953 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:17,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:17,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4578 states to 2293 states and 4578 transitions. [2018-10-04 14:59:17,062 INFO L276 IsEmpty]: Start isEmpty. Operand 2293 states and 4578 transitions. [2018-10-04 14:59:17,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:17,063 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:17,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:17,067 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:17,086 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:17,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:17,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4580 states to 2294 states and 4580 transitions. [2018-10-04 14:59:17,193 INFO L276 IsEmpty]: Start isEmpty. Operand 2294 states and 4580 transitions. [2018-10-04 14:59:17,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:17,194 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:17,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:17,199 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:17,218 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:17,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:17,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4582 states to 2295 states and 4582 transitions. [2018-10-04 14:59:17,325 INFO L276 IsEmpty]: Start isEmpty. Operand 2295 states and 4582 transitions. [2018-10-04 14:59:17,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:17,326 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:17,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:17,330 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:17,351 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:17,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:17,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4584 states to 2296 states and 4584 transitions. [2018-10-04 14:59:17,458 INFO L276 IsEmpty]: Start isEmpty. Operand 2296 states and 4584 transitions. [2018-10-04 14:59:17,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:17,459 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:17,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:17,463 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:17,484 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:17,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:17,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4586 states to 2297 states and 4586 transitions. [2018-10-04 14:59:17,589 INFO L276 IsEmpty]: Start isEmpty. Operand 2297 states and 4586 transitions. [2018-10-04 14:59:17,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:17,590 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:17,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:17,594 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:17,611 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:17,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:17,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4588 states to 2298 states and 4588 transitions. [2018-10-04 14:59:17,722 INFO L276 IsEmpty]: Start isEmpty. Operand 2298 states and 4588 transitions. [2018-10-04 14:59:17,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:17,723 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:17,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:17,728 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:17,747 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:17,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:17,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4590 states to 2299 states and 4590 transitions. [2018-10-04 14:59:17,852 INFO L276 IsEmpty]: Start isEmpty. Operand 2299 states and 4590 transitions. [2018-10-04 14:59:17,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:17,853 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:17,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:17,859 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:17,879 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:17,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:17,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4592 states to 2300 states and 4592 transitions. [2018-10-04 14:59:17,975 INFO L276 IsEmpty]: Start isEmpty. Operand 2300 states and 4592 transitions. [2018-10-04 14:59:17,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:17,976 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:17,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:17,981 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:17,995 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:18,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:18,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4594 states to 2301 states and 4594 transitions. [2018-10-04 14:59:18,106 INFO L276 IsEmpty]: Start isEmpty. Operand 2301 states and 4594 transitions. [2018-10-04 14:59:18,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:18,107 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:18,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:18,111 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:18,127 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:18,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:18,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4596 states to 2302 states and 4596 transitions. [2018-10-04 14:59:18,236 INFO L276 IsEmpty]: Start isEmpty. Operand 2302 states and 4596 transitions. [2018-10-04 14:59:18,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:18,237 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:18,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:18,241 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:18,257 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:18,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:18,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4598 states to 2303 states and 4598 transitions. [2018-10-04 14:59:18,365 INFO L276 IsEmpty]: Start isEmpty. Operand 2303 states and 4598 transitions. [2018-10-04 14:59:18,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:18,366 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:18,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:18,370 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:18,390 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:18,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:18,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4600 states to 2304 states and 4600 transitions. [2018-10-04 14:59:18,495 INFO L276 IsEmpty]: Start isEmpty. Operand 2304 states and 4600 transitions. [2018-10-04 14:59:18,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:18,496 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:18,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:18,502 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:18,519 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:18,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:18,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4602 states to 2305 states and 4602 transitions. [2018-10-04 14:59:18,625 INFO L276 IsEmpty]: Start isEmpty. Operand 2305 states and 4602 transitions. [2018-10-04 14:59:18,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:18,626 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:18,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:18,632 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:18,651 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:18,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:18,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4604 states to 2306 states and 4604 transitions. [2018-10-04 14:59:18,752 INFO L276 IsEmpty]: Start isEmpty. Operand 2306 states and 4604 transitions. [2018-10-04 14:59:18,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:18,754 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:18,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:18,758 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:18,774 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:18,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:18,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4606 states to 2307 states and 4606 transitions. [2018-10-04 14:59:18,902 INFO L276 IsEmpty]: Start isEmpty. Operand 2307 states and 4606 transitions. [2018-10-04 14:59:18,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:18,903 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:18,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:18,907 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:18,920 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:19,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:19,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4608 states to 2308 states and 4608 transitions. [2018-10-04 14:59:19,055 INFO L276 IsEmpty]: Start isEmpty. Operand 2308 states and 4608 transitions. [2018-10-04 14:59:19,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:19,056 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:19,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:19,060 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:19,074 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:19,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:19,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4610 states to 2309 states and 4610 transitions. [2018-10-04 14:59:19,203 INFO L276 IsEmpty]: Start isEmpty. Operand 2309 states and 4610 transitions. [2018-10-04 14:59:19,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:19,204 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:19,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:19,211 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:19,227 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:19,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:19,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4612 states to 2310 states and 4612 transitions. [2018-10-04 14:59:19,330 INFO L276 IsEmpty]: Start isEmpty. Operand 2310 states and 4612 transitions. [2018-10-04 14:59:19,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:19,331 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:19,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:19,336 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:19,353 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:19,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:19,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4614 states to 2311 states and 4614 transitions. [2018-10-04 14:59:19,461 INFO L276 IsEmpty]: Start isEmpty. Operand 2311 states and 4614 transitions. [2018-10-04 14:59:19,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:19,462 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:19,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:19,469 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:19,487 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:19,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:19,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4616 states to 2312 states and 4616 transitions. [2018-10-04 14:59:19,588 INFO L276 IsEmpty]: Start isEmpty. Operand 2312 states and 4616 transitions. [2018-10-04 14:59:19,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:19,589 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:19,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:19,594 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:19,613 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:19,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:19,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4618 states to 2313 states and 4618 transitions. [2018-10-04 14:59:19,722 INFO L276 IsEmpty]: Start isEmpty. Operand 2313 states and 4618 transitions. [2018-10-04 14:59:19,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:19,724 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:19,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:19,728 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:19,746 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:19,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:19,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4620 states to 2314 states and 4620 transitions. [2018-10-04 14:59:19,847 INFO L276 IsEmpty]: Start isEmpty. Operand 2314 states and 4620 transitions. [2018-10-04 14:59:19,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:19,848 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:19,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:19,853 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:19,867 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:19,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:19,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4622 states to 2315 states and 4622 transitions. [2018-10-04 14:59:19,977 INFO L276 IsEmpty]: Start isEmpty. Operand 2315 states and 4622 transitions. [2018-10-04 14:59:19,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:19,978 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:19,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:19,986 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:20,002 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:20,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:20,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4624 states to 2316 states and 4624 transitions. [2018-10-04 14:59:20,107 INFO L276 IsEmpty]: Start isEmpty. Operand 2316 states and 4624 transitions. [2018-10-04 14:59:20,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:20,108 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:20,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:20,114 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:20,131 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:20,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:20,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4626 states to 2317 states and 4626 transitions. [2018-10-04 14:59:20,236 INFO L276 IsEmpty]: Start isEmpty. Operand 2317 states and 4626 transitions. [2018-10-04 14:59:20,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:20,237 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:20,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:20,243 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:20,261 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:20,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:20,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4628 states to 2318 states and 4628 transitions. [2018-10-04 14:59:20,360 INFO L276 IsEmpty]: Start isEmpty. Operand 2318 states and 4628 transitions. [2018-10-04 14:59:20,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:20,361 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:20,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:20,367 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:20,385 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:20,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:20,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4630 states to 2319 states and 4630 transitions. [2018-10-04 14:59:20,489 INFO L276 IsEmpty]: Start isEmpty. Operand 2319 states and 4630 transitions. [2018-10-04 14:59:20,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:20,490 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:20,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:20,494 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:20,510 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:20,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:20,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4632 states to 2320 states and 4632 transitions. [2018-10-04 14:59:20,622 INFO L276 IsEmpty]: Start isEmpty. Operand 2320 states and 4632 transitions. [2018-10-04 14:59:20,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:20,623 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:20,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:20,629 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:20,643 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:20,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:20,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4634 states to 2321 states and 4634 transitions. [2018-10-04 14:59:20,756 INFO L276 IsEmpty]: Start isEmpty. Operand 2321 states and 4634 transitions. [2018-10-04 14:59:20,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:20,757 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:20,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:20,761 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:20,778 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:20,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:20,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4636 states to 2322 states and 4636 transitions. [2018-10-04 14:59:20,888 INFO L276 IsEmpty]: Start isEmpty. Operand 2322 states and 4636 transitions. [2018-10-04 14:59:20,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:20,889 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:20,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:20,895 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:20,913 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:21,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:21,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4638 states to 2323 states and 4638 transitions. [2018-10-04 14:59:21,019 INFO L276 IsEmpty]: Start isEmpty. Operand 2323 states and 4638 transitions. [2018-10-04 14:59:21,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:21,020 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:21,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:21,023 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:21,038 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:21,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:21,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4640 states to 2324 states and 4640 transitions. [2018-10-04 14:59:21,145 INFO L276 IsEmpty]: Start isEmpty. Operand 2324 states and 4640 transitions. [2018-10-04 14:59:21,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:21,146 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:21,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:21,151 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:21,167 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:21,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:21,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4642 states to 2325 states and 4642 transitions. [2018-10-04 14:59:21,276 INFO L276 IsEmpty]: Start isEmpty. Operand 2325 states and 4642 transitions. [2018-10-04 14:59:21,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:21,277 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:21,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:21,282 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:21,298 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:21,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:21,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4644 states to 2326 states and 4644 transitions. [2018-10-04 14:59:21,409 INFO L276 IsEmpty]: Start isEmpty. Operand 2326 states and 4644 transitions. [2018-10-04 14:59:21,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:21,410 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:21,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:21,418 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:21,435 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:21,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:21,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4646 states to 2327 states and 4646 transitions. [2018-10-04 14:59:21,539 INFO L276 IsEmpty]: Start isEmpty. Operand 2327 states and 4646 transitions. [2018-10-04 14:59:21,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:21,541 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:21,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:21,547 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:21,563 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:21,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:21,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4648 states to 2328 states and 4648 transitions. [2018-10-04 14:59:21,672 INFO L276 IsEmpty]: Start isEmpty. Operand 2328 states and 4648 transitions. [2018-10-04 14:59:21,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:21,673 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:21,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:21,677 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:21,693 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:21,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:21,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4650 states to 2329 states and 4650 transitions. [2018-10-04 14:59:21,800 INFO L276 IsEmpty]: Start isEmpty. Operand 2329 states and 4650 transitions. [2018-10-04 14:59:21,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:21,801 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:21,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:21,806 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:21,823 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:21,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:21,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4652 states to 2330 states and 4652 transitions. [2018-10-04 14:59:21,930 INFO L276 IsEmpty]: Start isEmpty. Operand 2330 states and 4652 transitions. [2018-10-04 14:59:21,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:21,931 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:21,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:21,935 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:21,952 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:22,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:22,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4654 states to 2331 states and 4654 transitions. [2018-10-04 14:59:22,059 INFO L276 IsEmpty]: Start isEmpty. Operand 2331 states and 4654 transitions. [2018-10-04 14:59:22,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:22,060 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:22,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:22,066 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:22,080 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:22,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:22,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4656 states to 2332 states and 4656 transitions. [2018-10-04 14:59:22,189 INFO L276 IsEmpty]: Start isEmpty. Operand 2332 states and 4656 transitions. [2018-10-04 14:59:22,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:22,190 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:22,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:22,197 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:22,214 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:22,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:22,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4658 states to 2333 states and 4658 transitions. [2018-10-04 14:59:22,320 INFO L276 IsEmpty]: Start isEmpty. Operand 2333 states and 4658 transitions. [2018-10-04 14:59:22,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:22,321 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:22,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:22,325 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:22,341 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:22,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:22,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4660 states to 2334 states and 4660 transitions. [2018-10-04 14:59:22,448 INFO L276 IsEmpty]: Start isEmpty. Operand 2334 states and 4660 transitions. [2018-10-04 14:59:22,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:22,449 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:22,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:22,455 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:22,471 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:22,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:22,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4662 states to 2335 states and 4662 transitions. [2018-10-04 14:59:22,578 INFO L276 IsEmpty]: Start isEmpty. Operand 2335 states and 4662 transitions. [2018-10-04 14:59:22,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:22,579 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:22,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:22,585 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:22,601 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:22,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:22,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4664 states to 2336 states and 4664 transitions. [2018-10-04 14:59:22,705 INFO L276 IsEmpty]: Start isEmpty. Operand 2336 states and 4664 transitions. [2018-10-04 14:59:22,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:22,707 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:22,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:22,713 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:22,730 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:22,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:22,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4666 states to 2337 states and 4666 transitions. [2018-10-04 14:59:22,837 INFO L276 IsEmpty]: Start isEmpty. Operand 2337 states and 4666 transitions. [2018-10-04 14:59:22,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:22,838 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:22,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:22,842 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:22,864 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:22,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:22,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4668 states to 2338 states and 4668 transitions. [2018-10-04 14:59:22,967 INFO L276 IsEmpty]: Start isEmpty. Operand 2338 states and 4668 transitions. [2018-10-04 14:59:22,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:22,968 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:22,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:22,972 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:22,988 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:23,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:23,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4670 states to 2339 states and 4670 transitions. [2018-10-04 14:59:23,100 INFO L276 IsEmpty]: Start isEmpty. Operand 2339 states and 4670 transitions. [2018-10-04 14:59:23,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:23,101 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:23,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:23,107 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:23,127 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:23,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:23,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4672 states to 2340 states and 4672 transitions. [2018-10-04 14:59:23,230 INFO L276 IsEmpty]: Start isEmpty. Operand 2340 states and 4672 transitions. [2018-10-04 14:59:23,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:23,231 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:23,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:23,237 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:23,255 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:23,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:23,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4674 states to 2341 states and 4674 transitions. [2018-10-04 14:59:23,362 INFO L276 IsEmpty]: Start isEmpty. Operand 2341 states and 4674 transitions. [2018-10-04 14:59:23,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:23,363 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:23,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:23,371 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:23,388 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:23,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:23,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4676 states to 2342 states and 4676 transitions. [2018-10-04 14:59:23,495 INFO L276 IsEmpty]: Start isEmpty. Operand 2342 states and 4676 transitions. [2018-10-04 14:59:23,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:23,496 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:23,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:23,500 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:23,517 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:23,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:23,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4678 states to 2343 states and 4678 transitions. [2018-10-04 14:59:23,633 INFO L276 IsEmpty]: Start isEmpty. Operand 2343 states and 4678 transitions. [2018-10-04 14:59:23,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:23,634 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:23,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:23,640 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:23,658 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:23,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:23,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4680 states to 2344 states and 4680 transitions. [2018-10-04 14:59:23,760 INFO L276 IsEmpty]: Start isEmpty. Operand 2344 states and 4680 transitions. [2018-10-04 14:59:23,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:23,761 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:23,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:23,768 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:23,785 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:23,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:23,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4682 states to 2345 states and 4682 transitions. [2018-10-04 14:59:23,909 INFO L276 IsEmpty]: Start isEmpty. Operand 2345 states and 4682 transitions. [2018-10-04 14:59:23,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:23,910 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:23,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:23,914 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:23,927 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:24,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:24,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4684 states to 2346 states and 4684 transitions. [2018-10-04 14:59:24,055 INFO L276 IsEmpty]: Start isEmpty. Operand 2346 states and 4684 transitions. [2018-10-04 14:59:24,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:24,056 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:24,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:24,060 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:24,075 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:24,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:24,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4686 states to 2347 states and 4686 transitions. [2018-10-04 14:59:24,212 INFO L276 IsEmpty]: Start isEmpty. Operand 2347 states and 4686 transitions. [2018-10-04 14:59:24,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:24,214 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:24,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:24,220 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:24,234 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:24,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:24,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4688 states to 2348 states and 4688 transitions. [2018-10-04 14:59:24,351 INFO L276 IsEmpty]: Start isEmpty. Operand 2348 states and 4688 transitions. [2018-10-04 14:59:24,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:24,352 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:24,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:24,356 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:24,370 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:24,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:24,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4690 states to 2349 states and 4690 transitions. [2018-10-04 14:59:24,481 INFO L276 IsEmpty]: Start isEmpty. Operand 2349 states and 4690 transitions. [2018-10-04 14:59:24,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:24,482 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:24,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:24,488 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:24,526 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:24,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:24,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4692 states to 2350 states and 4692 transitions. [2018-10-04 14:59:24,627 INFO L276 IsEmpty]: Start isEmpty. Operand 2350 states and 4692 transitions. [2018-10-04 14:59:24,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:24,627 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:24,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:24,634 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:24,655 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:24,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:24,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4694 states to 2351 states and 4694 transitions. [2018-10-04 14:59:24,754 INFO L276 IsEmpty]: Start isEmpty. Operand 2351 states and 4694 transitions. [2018-10-04 14:59:24,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:24,755 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:24,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:24,760 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:24,776 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:24,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:24,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4696 states to 2352 states and 4696 transitions. [2018-10-04 14:59:24,885 INFO L276 IsEmpty]: Start isEmpty. Operand 2352 states and 4696 transitions. [2018-10-04 14:59:24,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:24,886 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:24,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:24,890 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:24,906 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:25,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:25,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4698 states to 2353 states and 4698 transitions. [2018-10-04 14:59:25,018 INFO L276 IsEmpty]: Start isEmpty. Operand 2353 states and 4698 transitions. [2018-10-04 14:59:25,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:25,019 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:25,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:25,024 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:25,042 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:25,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:25,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4700 states to 2354 states and 4700 transitions. [2018-10-04 14:59:25,149 INFO L276 IsEmpty]: Start isEmpty. Operand 2354 states and 4700 transitions. [2018-10-04 14:59:25,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:25,150 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:25,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:25,156 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:25,172 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:25,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:25,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4702 states to 2355 states and 4702 transitions. [2018-10-04 14:59:25,278 INFO L276 IsEmpty]: Start isEmpty. Operand 2355 states and 4702 transitions. [2018-10-04 14:59:25,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:25,279 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:25,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:25,286 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:25,303 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:25,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:25,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4704 states to 2356 states and 4704 transitions. [2018-10-04 14:59:25,413 INFO L276 IsEmpty]: Start isEmpty. Operand 2356 states and 4704 transitions. [2018-10-04 14:59:25,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:25,414 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:25,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:25,418 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:25,435 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:25,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:25,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4706 states to 2357 states and 4706 transitions. [2018-10-04 14:59:25,547 INFO L276 IsEmpty]: Start isEmpty. Operand 2357 states and 4706 transitions. [2018-10-04 14:59:25,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:25,548 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:25,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:25,555 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:25,572 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:25,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:25,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4708 states to 2358 states and 4708 transitions. [2018-10-04 14:59:25,676 INFO L276 IsEmpty]: Start isEmpty. Operand 2358 states and 4708 transitions. [2018-10-04 14:59:25,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:25,677 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:25,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:25,681 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:25,699 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:25,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:25,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4710 states to 2359 states and 4710 transitions. [2018-10-04 14:59:25,805 INFO L276 IsEmpty]: Start isEmpty. Operand 2359 states and 4710 transitions. [2018-10-04 14:59:25,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:25,806 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:25,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:25,810 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:25,825 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:25,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:25,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4712 states to 2360 states and 4712 transitions. [2018-10-04 14:59:25,938 INFO L276 IsEmpty]: Start isEmpty. Operand 2360 states and 4712 transitions. [2018-10-04 14:59:25,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:25,939 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:25,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:25,944 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:25,960 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:26,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:26,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4714 states to 2361 states and 4714 transitions. [2018-10-04 14:59:26,069 INFO L276 IsEmpty]: Start isEmpty. Operand 2361 states and 4714 transitions. [2018-10-04 14:59:26,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:26,070 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:26,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:26,077 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:26,093 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:26,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:26,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4716 states to 2362 states and 4716 transitions. [2018-10-04 14:59:26,202 INFO L276 IsEmpty]: Start isEmpty. Operand 2362 states and 4716 transitions. [2018-10-04 14:59:26,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:26,204 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:26,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:26,210 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:26,226 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:26,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:26,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4718 states to 2363 states and 4718 transitions. [2018-10-04 14:59:26,335 INFO L276 IsEmpty]: Start isEmpty. Operand 2363 states and 4718 transitions. [2018-10-04 14:59:26,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:26,336 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:26,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:26,340 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:26,357 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:26,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:26,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4720 states to 2364 states and 4720 transitions. [2018-10-04 14:59:26,472 INFO L276 IsEmpty]: Start isEmpty. Operand 2364 states and 4720 transitions. [2018-10-04 14:59:26,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:26,473 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:26,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:26,478 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:26,493 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:26,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:26,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4722 states to 2365 states and 4722 transitions. [2018-10-04 14:59:26,606 INFO L276 IsEmpty]: Start isEmpty. Operand 2365 states and 4722 transitions. [2018-10-04 14:59:26,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:26,607 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:26,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:26,611 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:26,629 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:26,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:26,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4724 states to 2366 states and 4724 transitions. [2018-10-04 14:59:26,741 INFO L276 IsEmpty]: Start isEmpty. Operand 2366 states and 4724 transitions. [2018-10-04 14:59:26,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:26,742 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:26,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:26,748 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:26,765 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:26,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:26,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4726 states to 2367 states and 4726 transitions. [2018-10-04 14:59:26,874 INFO L276 IsEmpty]: Start isEmpty. Operand 2367 states and 4726 transitions. [2018-10-04 14:59:26,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:26,875 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:26,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:26,881 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:26,895 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:27,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:27,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4728 states to 2368 states and 4728 transitions. [2018-10-04 14:59:27,004 INFO L276 IsEmpty]: Start isEmpty. Operand 2368 states and 4728 transitions. [2018-10-04 14:59:27,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:27,005 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:27,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:27,011 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:27,028 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:27,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:27,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4730 states to 2369 states and 4730 transitions. [2018-10-04 14:59:27,132 INFO L276 IsEmpty]: Start isEmpty. Operand 2369 states and 4730 transitions. [2018-10-04 14:59:27,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:27,133 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:27,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:27,138 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:27,155 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:27,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:27,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4732 states to 2370 states and 4732 transitions. [2018-10-04 14:59:27,265 INFO L276 IsEmpty]: Start isEmpty. Operand 2370 states and 4732 transitions. [2018-10-04 14:59:27,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:27,266 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:27,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:27,273 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:27,292 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:27,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:27,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4734 states to 2371 states and 4734 transitions. [2018-10-04 14:59:27,398 INFO L276 IsEmpty]: Start isEmpty. Operand 2371 states and 4734 transitions. [2018-10-04 14:59:27,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:27,399 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:27,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:27,405 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:27,421 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:27,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:27,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4736 states to 2372 states and 4736 transitions. [2018-10-04 14:59:27,526 INFO L276 IsEmpty]: Start isEmpty. Operand 2372 states and 4736 transitions. [2018-10-04 14:59:27,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:27,527 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:27,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:27,531 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:27,552 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:27,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:27,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4738 states to 2373 states and 4738 transitions. [2018-10-04 14:59:27,657 INFO L276 IsEmpty]: Start isEmpty. Operand 2373 states and 4738 transitions. [2018-10-04 14:59:27,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:27,658 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:27,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:27,665 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:27,683 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:27,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:27,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4740 states to 2374 states and 4740 transitions. [2018-10-04 14:59:27,789 INFO L276 IsEmpty]: Start isEmpty. Operand 2374 states and 4740 transitions. [2018-10-04 14:59:27,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:27,790 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:27,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:27,797 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:27,813 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:27,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:27,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4742 states to 2375 states and 4742 transitions. [2018-10-04 14:59:27,925 INFO L276 IsEmpty]: Start isEmpty. Operand 2375 states and 4742 transitions. [2018-10-04 14:59:27,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:27,926 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:27,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:27,933 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:27,950 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:28,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:28,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4744 states to 2376 states and 4744 transitions. [2018-10-04 14:59:28,060 INFO L276 IsEmpty]: Start isEmpty. Operand 2376 states and 4744 transitions. [2018-10-04 14:59:28,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:28,061 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:28,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:28,069 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:28,084 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:28,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:28,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4746 states to 2377 states and 4746 transitions. [2018-10-04 14:59:28,189 INFO L276 IsEmpty]: Start isEmpty. Operand 2377 states and 4746 transitions. [2018-10-04 14:59:28,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:28,190 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:28,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:28,194 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:28,213 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:28,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:28,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4748 states to 2378 states and 4748 transitions. [2018-10-04 14:59:28,321 INFO L276 IsEmpty]: Start isEmpty. Operand 2378 states and 4748 transitions. [2018-10-04 14:59:28,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:28,322 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:28,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:28,329 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:28,344 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:28,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:28,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4750 states to 2379 states and 4750 transitions. [2018-10-04 14:59:28,451 INFO L276 IsEmpty]: Start isEmpty. Operand 2379 states and 4750 transitions. [2018-10-04 14:59:28,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:28,452 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:28,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:28,458 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:28,474 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:28,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:28,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4752 states to 2380 states and 4752 transitions. [2018-10-04 14:59:28,582 INFO L276 IsEmpty]: Start isEmpty. Operand 2380 states and 4752 transitions. [2018-10-04 14:59:28,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:28,584 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:28,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:28,589 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:28,605 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:28,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:28,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4754 states to 2381 states and 4754 transitions. [2018-10-04 14:59:28,711 INFO L276 IsEmpty]: Start isEmpty. Operand 2381 states and 4754 transitions. [2018-10-04 14:59:28,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:28,712 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:28,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:28,717 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:28,733 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:28,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:28,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4756 states to 2382 states and 4756 transitions. [2018-10-04 14:59:28,842 INFO L276 IsEmpty]: Start isEmpty. Operand 2382 states and 4756 transitions. [2018-10-04 14:59:28,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:28,843 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:28,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:28,850 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:28,870 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:28,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:28,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4758 states to 2383 states and 4758 transitions. [2018-10-04 14:59:28,976 INFO L276 IsEmpty]: Start isEmpty. Operand 2383 states and 4758 transitions. [2018-10-04 14:59:28,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:28,977 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:28,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:28,981 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:28,996 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:29,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:29,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4760 states to 2384 states and 4760 transitions. [2018-10-04 14:59:29,133 INFO L276 IsEmpty]: Start isEmpty. Operand 2384 states and 4760 transitions. [2018-10-04 14:59:29,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:29,134 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:29,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:29,138 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:29,154 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:29,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:29,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4762 states to 2385 states and 4762 transitions. [2018-10-04 14:59:29,300 INFO L276 IsEmpty]: Start isEmpty. Operand 2385 states and 4762 transitions. [2018-10-04 14:59:29,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:29,301 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:29,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:29,305 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:29,320 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:29,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:29,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4764 states to 2386 states and 4764 transitions. [2018-10-04 14:59:29,444 INFO L276 IsEmpty]: Start isEmpty. Operand 2386 states and 4764 transitions. [2018-10-04 14:59:29,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:29,445 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:29,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:29,449 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:29,466 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:29,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:29,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4766 states to 2387 states and 4766 transitions. [2018-10-04 14:59:29,572 INFO L276 IsEmpty]: Start isEmpty. Operand 2387 states and 4766 transitions. [2018-10-04 14:59:29,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:29,573 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:29,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:29,579 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:29,599 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:29,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:29,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4768 states to 2388 states and 4768 transitions. [2018-10-04 14:59:29,703 INFO L276 IsEmpty]: Start isEmpty. Operand 2388 states and 4768 transitions. [2018-10-04 14:59:29,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:29,704 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:29,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:29,708 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:29,726 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:29,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:29,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4770 states to 2389 states and 4770 transitions. [2018-10-04 14:59:29,833 INFO L276 IsEmpty]: Start isEmpty. Operand 2389 states and 4770 transitions. [2018-10-04 14:59:29,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:29,835 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:29,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:29,840 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:29,859 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:29,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:29,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4772 states to 2390 states and 4772 transitions. [2018-10-04 14:59:29,968 INFO L276 IsEmpty]: Start isEmpty. Operand 2390 states and 4772 transitions. [2018-10-04 14:59:29,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:29,969 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:29,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:29,976 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:29,994 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:30,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:30,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4774 states to 2391 states and 4774 transitions. [2018-10-04 14:59:30,100 INFO L276 IsEmpty]: Start isEmpty. Operand 2391 states and 4774 transitions. [2018-10-04 14:59:30,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:30,101 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:30,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:30,108 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:30,127 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:30,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:30,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4776 states to 2392 states and 4776 transitions. [2018-10-04 14:59:30,229 INFO L276 IsEmpty]: Start isEmpty. Operand 2392 states and 4776 transitions. [2018-10-04 14:59:30,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:30,230 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:30,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:30,235 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:30,249 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:30,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:30,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4778 states to 2393 states and 4778 transitions. [2018-10-04 14:59:30,365 INFO L276 IsEmpty]: Start isEmpty. Operand 2393 states and 4778 transitions. [2018-10-04 14:59:30,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:30,366 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:30,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:30,373 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:30,393 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:30,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:30,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4780 states to 2394 states and 4780 transitions. [2018-10-04 14:59:30,499 INFO L276 IsEmpty]: Start isEmpty. Operand 2394 states and 4780 transitions. [2018-10-04 14:59:30,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:30,500 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:30,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:30,507 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:30,529 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:30,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:30,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4782 states to 2395 states and 4782 transitions. [2018-10-04 14:59:30,631 INFO L276 IsEmpty]: Start isEmpty. Operand 2395 states and 4782 transitions. [2018-10-04 14:59:30,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:30,632 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:30,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:30,639 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:30,655 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:30,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:30,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4784 states to 2396 states and 4784 transitions. [2018-10-04 14:59:30,766 INFO L276 IsEmpty]: Start isEmpty. Operand 2396 states and 4784 transitions. [2018-10-04 14:59:30,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:30,767 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:30,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:30,773 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:30,789 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:30,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:30,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4786 states to 2397 states and 4786 transitions. [2018-10-04 14:59:30,903 INFO L276 IsEmpty]: Start isEmpty. Operand 2397 states and 4786 transitions. [2018-10-04 14:59:30,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:30,904 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:30,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:30,908 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:30,925 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:31,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:31,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4788 states to 2398 states and 4788 transitions. [2018-10-04 14:59:31,042 INFO L276 IsEmpty]: Start isEmpty. Operand 2398 states and 4788 transitions. [2018-10-04 14:59:31,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:31,043 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:31,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:31,047 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:31,086 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:31,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:31,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4790 states to 2399 states and 4790 transitions. [2018-10-04 14:59:31,185 INFO L276 IsEmpty]: Start isEmpty. Operand 2399 states and 4790 transitions. [2018-10-04 14:59:31,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:31,186 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:31,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:31,190 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:31,207 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:31,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:31,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4792 states to 2400 states and 4792 transitions. [2018-10-04 14:59:31,320 INFO L276 IsEmpty]: Start isEmpty. Operand 2400 states and 4792 transitions. [2018-10-04 14:59:31,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:31,321 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:31,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:31,326 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:31,341 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:31,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:31,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4794 states to 2401 states and 4794 transitions. [2018-10-04 14:59:31,451 INFO L276 IsEmpty]: Start isEmpty. Operand 2401 states and 4794 transitions. [2018-10-04 14:59:31,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:31,452 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:31,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:31,456 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:31,473 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:31,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:31,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4796 states to 2402 states and 4796 transitions. [2018-10-04 14:59:31,596 INFO L276 IsEmpty]: Start isEmpty. Operand 2402 states and 4796 transitions. [2018-10-04 14:59:31,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:31,597 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:31,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:31,604 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:31,620 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:31,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:31,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4798 states to 2403 states and 4798 transitions. [2018-10-04 14:59:31,726 INFO L276 IsEmpty]: Start isEmpty. Operand 2403 states and 4798 transitions. [2018-10-04 14:59:31,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:31,727 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:31,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:31,732 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:31,752 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:31,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:31,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4800 states to 2404 states and 4800 transitions. [2018-10-04 14:59:31,859 INFO L276 IsEmpty]: Start isEmpty. Operand 2404 states and 4800 transitions. [2018-10-04 14:59:31,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:31,861 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:31,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:31,866 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:31,882 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:31,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:31,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4802 states to 2405 states and 4802 transitions. [2018-10-04 14:59:31,994 INFO L276 IsEmpty]: Start isEmpty. Operand 2405 states and 4802 transitions. [2018-10-04 14:59:31,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:31,995 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:32,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:32,000 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:32,019 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:32,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:32,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4804 states to 2406 states and 4804 transitions. [2018-10-04 14:59:32,128 INFO L276 IsEmpty]: Start isEmpty. Operand 2406 states and 4804 transitions. [2018-10-04 14:59:32,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:32,129 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:32,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:32,135 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:32,155 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:32,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:32,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4806 states to 2407 states and 4806 transitions. [2018-10-04 14:59:32,263 INFO L276 IsEmpty]: Start isEmpty. Operand 2407 states and 4806 transitions. [2018-10-04 14:59:32,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:32,264 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:32,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:32,270 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:32,286 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:32,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:32,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4808 states to 2408 states and 4808 transitions. [2018-10-04 14:59:32,399 INFO L276 IsEmpty]: Start isEmpty. Operand 2408 states and 4808 transitions. [2018-10-04 14:59:32,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:32,400 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:32,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:32,408 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:32,423 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:32,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:32,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4810 states to 2409 states and 4810 transitions. [2018-10-04 14:59:32,535 INFO L276 IsEmpty]: Start isEmpty. Operand 2409 states and 4810 transitions. [2018-10-04 14:59:32,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:32,536 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:32,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:32,541 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:32,560 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:32,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:32,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4812 states to 2410 states and 4812 transitions. [2018-10-04 14:59:32,669 INFO L276 IsEmpty]: Start isEmpty. Operand 2410 states and 4812 transitions. [2018-10-04 14:59:32,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:32,670 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:32,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:32,674 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:32,689 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:32,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:32,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4814 states to 2411 states and 4814 transitions. [2018-10-04 14:59:32,803 INFO L276 IsEmpty]: Start isEmpty. Operand 2411 states and 4814 transitions. [2018-10-04 14:59:32,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:32,804 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:32,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:32,811 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:32,827 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:32,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:32,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4816 states to 2412 states and 4816 transitions. [2018-10-04 14:59:32,941 INFO L276 IsEmpty]: Start isEmpty. Operand 2412 states and 4816 transitions. [2018-10-04 14:59:32,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:32,942 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:32,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:32,948 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:32,966 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:33,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:33,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4818 states to 2413 states and 4818 transitions. [2018-10-04 14:59:33,075 INFO L276 IsEmpty]: Start isEmpty. Operand 2413 states and 4818 transitions. [2018-10-04 14:59:33,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:33,076 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:33,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:33,082 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:33,102 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:33,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:33,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4820 states to 2414 states and 4820 transitions. [2018-10-04 14:59:33,208 INFO L276 IsEmpty]: Start isEmpty. Operand 2414 states and 4820 transitions. [2018-10-04 14:59:33,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:33,210 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:33,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:33,216 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:33,236 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:33,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:33,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4822 states to 2415 states and 4822 transitions. [2018-10-04 14:59:33,344 INFO L276 IsEmpty]: Start isEmpty. Operand 2415 states and 4822 transitions. [2018-10-04 14:59:33,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:33,345 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:33,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:33,352 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:33,368 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:33,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:33,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4824 states to 2416 states and 4824 transitions. [2018-10-04 14:59:33,476 INFO L276 IsEmpty]: Start isEmpty. Operand 2416 states and 4824 transitions. [2018-10-04 14:59:33,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:33,477 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:33,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:33,481 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:33,499 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:33,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:33,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4826 states to 2417 states and 4826 transitions. [2018-10-04 14:59:33,610 INFO L276 IsEmpty]: Start isEmpty. Operand 2417 states and 4826 transitions. [2018-10-04 14:59:33,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:33,611 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:33,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:33,615 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:33,631 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:33,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:33,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4828 states to 2418 states and 4828 transitions. [2018-10-04 14:59:33,746 INFO L276 IsEmpty]: Start isEmpty. Operand 2418 states and 4828 transitions. [2018-10-04 14:59:33,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:33,747 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:33,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:33,754 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:33,770 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:33,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:33,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4830 states to 2419 states and 4830 transitions. [2018-10-04 14:59:33,883 INFO L276 IsEmpty]: Start isEmpty. Operand 2419 states and 4830 transitions. [2018-10-04 14:59:33,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:33,884 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:33,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:33,890 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:33,906 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:34,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:34,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4832 states to 2420 states and 4832 transitions. [2018-10-04 14:59:34,021 INFO L276 IsEmpty]: Start isEmpty. Operand 2420 states and 4832 transitions. [2018-10-04 14:59:34,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:34,022 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:34,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:34,027 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:34,043 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:34,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:34,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4834 states to 2421 states and 4834 transitions. [2018-10-04 14:59:34,189 INFO L276 IsEmpty]: Start isEmpty. Operand 2421 states and 4834 transitions. [2018-10-04 14:59:34,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:34,190 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:34,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:34,194 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:34,206 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:34,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:34,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4836 states to 2422 states and 4836 transitions. [2018-10-04 14:59:34,344 INFO L276 IsEmpty]: Start isEmpty. Operand 2422 states and 4836 transitions. [2018-10-04 14:59:34,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:34,345 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:34,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:34,351 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:34,368 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:34,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:34,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4838 states to 2423 states and 4838 transitions. [2018-10-04 14:59:34,509 INFO L276 IsEmpty]: Start isEmpty. Operand 2423 states and 4838 transitions. [2018-10-04 14:59:34,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:34,510 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:34,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:34,514 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:34,533 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:34,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:34,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4840 states to 2424 states and 4840 transitions. [2018-10-04 14:59:34,648 INFO L276 IsEmpty]: Start isEmpty. Operand 2424 states and 4840 transitions. [2018-10-04 14:59:34,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:34,649 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:34,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:34,653 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:34,670 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:34,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:34,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4842 states to 2425 states and 4842 transitions. [2018-10-04 14:59:34,780 INFO L276 IsEmpty]: Start isEmpty. Operand 2425 states and 4842 transitions. [2018-10-04 14:59:34,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:34,781 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:34,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:34,786 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:34,805 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:34,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:34,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4844 states to 2426 states and 4844 transitions. [2018-10-04 14:59:34,910 INFO L276 IsEmpty]: Start isEmpty. Operand 2426 states and 4844 transitions. [2018-10-04 14:59:34,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:34,911 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:34,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:34,918 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:34,934 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:35,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:35,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4846 states to 2427 states and 4846 transitions. [2018-10-04 14:59:35,042 INFO L276 IsEmpty]: Start isEmpty. Operand 2427 states and 4846 transitions. [2018-10-04 14:59:35,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:35,043 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:35,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:35,047 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:35,064 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:35,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:35,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4848 states to 2428 states and 4848 transitions. [2018-10-04 14:59:35,175 INFO L276 IsEmpty]: Start isEmpty. Operand 2428 states and 4848 transitions. [2018-10-04 14:59:35,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:35,176 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:35,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:35,180 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:35,197 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:35,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:35,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4850 states to 2429 states and 4850 transitions. [2018-10-04 14:59:35,311 INFO L276 IsEmpty]: Start isEmpty. Operand 2429 states and 4850 transitions. [2018-10-04 14:59:35,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:35,312 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:35,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:35,316 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:35,331 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:59:35,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:59:35,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4852 states to 2430 states and 4852 transitions. [2018-10-04 14:59:35,447 INFO L276 IsEmpty]: Start isEmpty. Operand 2430 states and 4852 transitions. [2018-10-04 14:59:35,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:59:35,448 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:59:35,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:59:35,456 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 14:59:35,471 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-10-04 14:59:35,600 INFO L202 PluginConnector]: Adding new model gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 04.10 02:59:35 ImpRootNode [2018-10-04 14:59:35,600 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-04 14:59:35,600 INFO L168 Benchmark]: Toolchain (without parser) took 256325.22 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -377.5 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 381.4 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2018-10-04 14:59:35,602 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 14:59:35,602 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 14:59:35,602 INFO L168 Benchmark]: Boogie Preprocessor took 26.48 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 14:59:35,602 INFO L168 Benchmark]: RCFGBuilder took 379.13 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-10-04 14:59:35,603 INFO L168 Benchmark]: CodeCheck took 255874.89 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -377.5 MB). Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 360.3 MB). There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 14:59:35,605 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResultAtElement [Line: 45]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 45) - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 7 locations, 1 error locations. UNKNOWN Result, 255.8s OverallTime, 2422 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 375.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5960541 GetRequests, 5950340 SyntacticMatches, 10189 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 187.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 1.7s SsaConstructionTime, 10.8s SatisfiabilityAnalysisTime, 46.2s InterpolantComputationTime, 14530 NumberOfCodeBlocks, 14530 NumberOfCodeBlocksAsserted, 2422 NumberOfCheckSat, 12108 ConstructedInterpolants, 0 QuantifiedInterpolants, 496350 SizeOfPredicates, 12107 NumberOfNonLiveVariables, 60544 ConjunctsInSsa, 36318 ConjunctsInUnsatCore, 2422 InterpolantComputations, 1 PerfectInterpolantSequences, 0/4842 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 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 41.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 26.48 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 379.13 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 255874.89 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -377.5 MB). Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 360.3 MB). There was no memory consumed. 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/gauss_sum.i_3.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-CodeCheckBenchmarks-0-2018-10-04_14-59-35-613.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/gauss_sum.i_3.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-04_14-59-35-613.csv Completed graceful shutdown