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 0.1.23-133090d [2018-10-04 10:41:33,283 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-04 10:41:33,285 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-04 10:41:33,303 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-04 10:41:33,304 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-04 10:41:33,305 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-04 10:41:33,307 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-04 10:41:33,309 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-04 10:41:33,312 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-04 10:41:33,313 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-04 10:41:33,315 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-04 10:41:33,316 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-04 10:41:33,317 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-04 10:41:33,319 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-04 10:41:33,320 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-04 10:41:33,329 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-04 10:41:33,330 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-04 10:41:33,332 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-04 10:41:33,334 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-04 10:41:33,335 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-04 10:41:33,336 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-04 10:41:33,338 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-04 10:41:33,341 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-04 10:41:33,341 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-04 10:41:33,342 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-04 10:41:33,343 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-04 10:41:33,344 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-04 10:41:33,344 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-04 10:41:33,345 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-04 10:41:33,346 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-04 10:41:33,346 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-04 10:41:33,347 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-04 10:41:33,347 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-04 10:41:33,347 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-04 10:41:33,349 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-04 10:41:33,349 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-04 10:41:33,350 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 10:41:33,371 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-04 10:41:33,371 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-04 10:41:33,373 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-04 10:41:33,373 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-04 10:41:33,376 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-04 10:41:33,377 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-04 10:41:33,377 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-04 10:41:33,377 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-04 10:41:33,378 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-04 10:41:33,378 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-04 10:41:33,378 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-04 10:41:33,378 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-04 10:41:33,378 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-04 10:41:33,378 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-04 10:41:33,379 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-04 10:41:33,379 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-04 10:41:33,380 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-04 10:41:33,380 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-04 10:41:33,380 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-04 10:41:33,380 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-10-04 10:41:33,380 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-04 10:41:33,381 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-04 10:41:33,382 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 10:41:33,382 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-04 10:41:33,382 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-04 10:41:33,382 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-04 10:41:33,383 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-04 10:41:33,383 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-04 10:41:33,383 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-04 10:41:33,383 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-04 10:41:33,451 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-04 10:41:33,466 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-04 10:41:33,475 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-04 10:41:33,477 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-04 10:41:33,478 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-04 10:41:33,479 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/gauss_sum.i_3.bpl [2018-10-04 10:41:33,479 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/gauss_sum.i_3.bpl' [2018-10-04 10:41:33,539 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-04 10:41:33,541 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-04 10:41:33,542 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-04 10:41:33,542 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-04 10:41:33,542 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-04 10:41:33,566 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 10:41:33" (1/1) ... [2018-10-04 10:41:33,580 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 10:41:33" (1/1) ... [2018-10-04 10:41:33,587 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-04 10:41:33,588 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-04 10:41:33,588 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-04 10:41:33,588 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-04 10:41:33,601 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 10:41:33" (1/1) ... [2018-10-04 10:41:33,601 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 10:41:33" (1/1) ... [2018-10-04 10:41:33,602 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 10:41:33" (1/1) ... [2018-10-04 10:41:33,602 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 10:41:33" (1/1) ... [2018-10-04 10:41:33,607 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 10:41:33" (1/1) ... [2018-10-04 10:41:33,611 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 10:41:33" (1/1) ... [2018-10-04 10:41:33,612 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 10:41:33" (1/1) ... [2018-10-04 10:41:33,614 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-04 10:41:33,614 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-04 10:41:33,615 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-04 10:41:33,615 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-04 10:41:33,616 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 10:41:33" (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 10:41:33,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-04 10:41:33,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-04 10:41:33,899 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-04 10:41:33,900 INFO L202 PluginConnector]: Adding new model gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 10:41:33 BoogieIcfgContainer [2018-10-04 10:41:33,900 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-04 10:41:33,901 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-04 10:41:33,901 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-04 10:41:33,914 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-04 10:41:33,914 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 10:41:33" (1/1) ... [2018-10-04 10:41:33,931 INFO L104 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-10-04 10:41:33,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:33,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-10-04 10:41:33,968 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-10-04 10:41:33,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-04 10:41:33,971 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:34,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:34,083 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:34,186 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 10:41:34,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:34,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2018-10-04 10:41:34,456 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2018-10-04 10:41:34,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:34,457 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:34,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:34,487 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:34,613 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 10:41:35,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:35,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 11 states and 14 transitions. [2018-10-04 10:41:35,571 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 14 transitions. [2018-10-04 10:41:35,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:35,575 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:35,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:35,593 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:35,615 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 10:41:35,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:35,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2018-10-04 10:41:35,757 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2018-10-04 10:41:35,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:35,758 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:35,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:35,770 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:35,789 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 10:41:35,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:35,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2018-10-04 10:41:35,915 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2018-10-04 10:41:35,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:35,916 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:35,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:35,935 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:35,959 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 10:41:36,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:36,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2018-10-04 10:41:36,426 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2018-10-04 10:41:36,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:36,426 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:36,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:36,460 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:36,498 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 10:41:36,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:36,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 15 states and 22 transitions. [2018-10-04 10:41:36,557 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 22 transitions. [2018-10-04 10:41:36,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:36,558 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:36,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:36,570 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:36,594 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 10:41:36,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:36,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 16 states and 24 transitions. [2018-10-04 10:41:36,644 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 24 transitions. [2018-10-04 10:41:36,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:36,645 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:36,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:36,671 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:36,692 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 10:41:36,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:36,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 17 states and 26 transitions. [2018-10-04 10:41:36,759 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 26 transitions. [2018-10-04 10:41:36,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:36,760 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:36,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:36,787 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:36,808 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 10:41:36,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:36,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 18 states and 28 transitions. [2018-10-04 10:41:36,954 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 28 transitions. [2018-10-04 10:41:36,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:36,954 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:36,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:36,966 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:37,002 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 10:41:37,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:37,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 19 states and 30 transitions. [2018-10-04 10:41:37,312 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 30 transitions. [2018-10-04 10:41:37,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:37,314 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:37,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:37,350 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:37,515 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 10:41:37,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:37,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 20 states and 32 transitions. [2018-10-04 10:41:37,710 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 32 transitions. [2018-10-04 10:41:37,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:37,711 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:37,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:37,744 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:37,822 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:41:37,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:37,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 21 states and 34 transitions. [2018-10-04 10:41:37,929 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 34 transitions. [2018-10-04 10:41:37,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:37,930 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:37,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:37,960 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:38,002 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 10:41:38,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:38,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 22 states and 36 transitions. [2018-10-04 10:41:38,121 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 36 transitions. [2018-10-04 10:41:38,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:38,121 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:38,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:38,145 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:38,214 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 10:41:38,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:38,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 23 states and 38 transitions. [2018-10-04 10:41:38,372 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 38 transitions. [2018-10-04 10:41:38,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:38,373 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:38,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:38,385 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:38,426 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 10:41:38,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:38,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 24 states and 40 transitions. [2018-10-04 10:41:38,622 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 40 transitions. [2018-10-04 10:41:38,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:38,623 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:38,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:38,649 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:38,669 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 10:41:38,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:38,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 25 states and 42 transitions. [2018-10-04 10:41:38,720 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 42 transitions. [2018-10-04 10:41:38,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:38,721 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:38,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:38,733 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:38,757 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 10:41:38,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:38,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 26 states and 44 transitions. [2018-10-04 10:41:38,831 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 44 transitions. [2018-10-04 10:41:38,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:38,832 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:38,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:38,850 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:38,869 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 10:41:38,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:38,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 46 transitions. [2018-10-04 10:41:38,911 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 46 transitions. [2018-10-04 10:41:38,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:38,912 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:38,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:38,923 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:38,945 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 10:41:38,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:38,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 28 states and 48 transitions. [2018-10-04 10:41:38,992 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 48 transitions. [2018-10-04 10:41:38,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:38,992 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:39,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:39,002 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:39,029 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 10:41:39,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:39,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 29 states and 50 transitions. [2018-10-04 10:41:39,074 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 50 transitions. [2018-10-04 10:41:39,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:39,075 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:39,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:39,104 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:39,139 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:41:39,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:39,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 30 states and 52 transitions. [2018-10-04 10:41:39,189 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 52 transitions. [2018-10-04 10:41:39,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:39,190 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:39,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:39,210 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:39,222 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 10:41:39,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:39,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 54 transitions. [2018-10-04 10:41:39,848 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 54 transitions. [2018-10-04 10:41:39,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:39,848 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:39,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:39,870 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:40,030 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 10:41:40,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:40,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 32 states and 56 transitions. [2018-10-04 10:41:40,192 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 56 transitions. [2018-10-04 10:41:40,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:40,193 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:40,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:40,205 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:40,218 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 10:41:40,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:40,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 33 states and 58 transitions. [2018-10-04 10:41:40,262 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 58 transitions. [2018-10-04 10:41:40,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:40,263 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:40,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:40,278 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:40,321 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 10:41:40,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:40,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 34 states and 60 transitions. [2018-10-04 10:41:40,489 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 60 transitions. [2018-10-04 10:41:40,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:40,490 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:40,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:40,514 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:40,539 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 10:41:40,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:40,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 35 states and 62 transitions. [2018-10-04 10:41:40,592 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 62 transitions. [2018-10-04 10:41:40,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:40,593 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:40,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:40,616 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:40,667 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 10:41:40,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:40,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 36 states and 64 transitions. [2018-10-04 10:41:40,718 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 64 transitions. [2018-10-04 10:41:40,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:40,719 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:40,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:40,729 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:40,738 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 10:41:40,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:40,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 37 states and 66 transitions. [2018-10-04 10:41:40,800 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 66 transitions. [2018-10-04 10:41:40,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:40,801 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:40,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:40,810 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:40,828 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 10:41:40,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:40,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 38 states and 68 transitions. [2018-10-04 10:41:40,876 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 68 transitions. [2018-10-04 10:41:40,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:40,876 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:40,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:40,892 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:40,904 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 10:41:41,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:41,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 39 states and 70 transitions. [2018-10-04 10:41:41,018 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 70 transitions. [2018-10-04 10:41:41,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:41,019 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:41,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:41,041 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:41,057 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 10:41:41,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:41,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 40 states and 72 transitions. [2018-10-04 10:41:41,115 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 72 transitions. [2018-10-04 10:41:41,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:41,116 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:41,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:41,131 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:41,145 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 10:41:41,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:41,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 41 states and 74 transitions. [2018-10-04 10:41:41,192 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 74 transitions. [2018-10-04 10:41:41,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:41,192 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:41,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:41,211 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:41,223 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 10:41:41,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:41,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 42 states and 76 transitions. [2018-10-04 10:41:41,278 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 76 transitions. [2018-10-04 10:41:41,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:41,278 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:41,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:41,286 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:41,298 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 10:41:41,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:41,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 43 states and 78 transitions. [2018-10-04 10:41:41,342 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 78 transitions. [2018-10-04 10:41:41,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:41,343 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:41,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:41,371 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:41,519 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 10:41:41,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:41,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 44 states and 80 transitions. [2018-10-04 10:41:41,572 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 80 transitions. [2018-10-04 10:41:41,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:41,573 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:41,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:41,581 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:41,591 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 10:41:41,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:41,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 45 states and 82 transitions. [2018-10-04 10:41:41,645 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 82 transitions. [2018-10-04 10:41:41,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:41,646 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:41,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:41,665 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:41,680 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 10:41:41,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:41,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 46 states and 84 transitions. [2018-10-04 10:41:41,745 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 84 transitions. [2018-10-04 10:41:41,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:41,746 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:41,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:41,754 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:41,770 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 10:41:41,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:41,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 47 states and 86 transitions. [2018-10-04 10:41:41,820 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 86 transitions. [2018-10-04 10:41:41,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:41,821 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:41,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:41,852 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:41,868 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 10:41:41,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:41,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 48 states and 88 transitions. [2018-10-04 10:41:41,957 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 88 transitions. [2018-10-04 10:41:41,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:41,958 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:41,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:41,981 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:42,019 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 10:41:42,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:42,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 49 states and 90 transitions. [2018-10-04 10:41:42,087 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 90 transitions. [2018-10-04 10:41:42,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:42,088 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:42,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:42,096 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:42,113 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 10:41:42,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:42,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 50 states and 92 transitions. [2018-10-04 10:41:42,185 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 92 transitions. [2018-10-04 10:41:42,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:42,185 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:42,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:42,197 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:42,215 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 10:41:42,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:42,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 51 states and 94 transitions. [2018-10-04 10:41:42,286 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 94 transitions. [2018-10-04 10:41:42,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:42,287 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:42,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:42,315 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:42,373 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 10:41:42,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:42,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 52 states and 96 transitions. [2018-10-04 10:41:42,413 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 96 transitions. [2018-10-04 10:41:42,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:42,414 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:42,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:42,432 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:42,443 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 10:41:42,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:42,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 53 states and 98 transitions. [2018-10-04 10:41:42,487 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 98 transitions. [2018-10-04 10:41:42,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:42,487 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:42,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:42,499 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:42,525 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 10:41:42,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:42,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 54 states and 100 transitions. [2018-10-04 10:41:42,578 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 100 transitions. [2018-10-04 10:41:42,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:42,578 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:42,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:42,601 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:42,645 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 10:41:42,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:42,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 55 states and 102 transitions. [2018-10-04 10:41:42,728 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 102 transitions. [2018-10-04 10:41:42,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:42,729 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:42,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:42,748 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:42,771 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 10:41:42,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:42,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 56 states and 104 transitions. [2018-10-04 10:41:42,818 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 104 transitions. [2018-10-04 10:41:42,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:42,818 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:42,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:42,847 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:42,944 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 10:41:43,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:43,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 57 states and 106 transitions. [2018-10-04 10:41:43,449 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 106 transitions. [2018-10-04 10:41:43,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:43,450 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:43,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:43,465 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:43,516 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 10:41:43,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:43,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 58 states and 108 transitions. [2018-10-04 10:41:43,553 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 108 transitions. [2018-10-04 10:41:43,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:43,554 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:43,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:43,561 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:43,585 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 10:41:43,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:43,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 59 states and 110 transitions. [2018-10-04 10:41:43,645 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 110 transitions. [2018-10-04 10:41:43,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:43,645 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:43,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:43,672 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:43,748 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 10:41:43,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:43,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 60 states and 112 transitions. [2018-10-04 10:41:43,791 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 112 transitions. [2018-10-04 10:41:43,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:43,792 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:43,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:43,809 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:43,824 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 10:41:43,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:43,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 61 states and 114 transitions. [2018-10-04 10:41:43,868 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 114 transitions. [2018-10-04 10:41:43,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:43,868 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:43,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:43,874 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:43,889 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 10:41:43,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:43,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 62 states and 116 transitions. [2018-10-04 10:41:43,929 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 116 transitions. [2018-10-04 10:41:43,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:43,930 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:43,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:43,968 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:44,027 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 10:41:44,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:44,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 63 states and 118 transitions. [2018-10-04 10:41:44,064 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 118 transitions. [2018-10-04 10:41:44,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:44,065 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:44,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:44,084 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:44,096 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 10:41:44,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:44,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 64 states and 120 transitions. [2018-10-04 10:41:44,139 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 120 transitions. [2018-10-04 10:41:44,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:44,140 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:44,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:44,147 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:44,159 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 10:41:44,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:44,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 65 states and 122 transitions. [2018-10-04 10:41:44,197 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 122 transitions. [2018-10-04 10:41:44,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:44,197 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:44,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:44,227 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:44,377 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 10:41:45,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:45,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 66 states and 124 transitions. [2018-10-04 10:41:45,061 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 124 transitions. [2018-10-04 10:41:45,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:45,061 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:45,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:45,073 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:45,083 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 10:41:45,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:45,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 67 states and 126 transitions. [2018-10-04 10:41:45,123 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 126 transitions. [2018-10-04 10:41:45,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:45,124 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:45,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:45,130 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:45,156 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 10:41:45,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:45,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 68 states and 128 transitions. [2018-10-04 10:41:45,359 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 128 transitions. [2018-10-04 10:41:45,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:45,360 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:45,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:45,367 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:45,376 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 10:41:45,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:45,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 69 states and 130 transitions. [2018-10-04 10:41:45,413 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 130 transitions. [2018-10-04 10:41:45,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:45,414 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:45,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:45,421 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:45,433 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 10:41:45,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:45,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 70 states and 132 transitions. [2018-10-04 10:41:45,468 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 132 transitions. [2018-10-04 10:41:45,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:45,469 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:45,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:45,477 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:45,483 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 10:41:45,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:45,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 71 states and 134 transitions. [2018-10-04 10:41:45,519 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 134 transitions. [2018-10-04 10:41:45,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:45,519 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:45,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:45,539 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:45,573 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:41:45,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:45,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 72 states and 136 transitions. [2018-10-04 10:41:45,609 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 136 transitions. [2018-10-04 10:41:45,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:45,610 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:45,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:45,617 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:45,630 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 10:41:45,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:45,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 73 states and 138 transitions. [2018-10-04 10:41:45,670 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 138 transitions. [2018-10-04 10:41:45,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:45,670 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:45,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:45,680 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:45,696 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 10:41:45,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:45,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 74 states and 140 transitions. [2018-10-04 10:41:45,733 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 140 transitions. [2018-10-04 10:41:45,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:45,733 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:45,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:45,739 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:45,748 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 10:41:45,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:45,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 75 states and 142 transitions. [2018-10-04 10:41:45,786 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 142 transitions. [2018-10-04 10:41:45,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:45,786 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:45,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:45,792 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:45,817 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 10:41:45,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:45,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2018-10-04 10:41:45,873 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2018-10-04 10:41:45,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:45,873 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:45,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:45,896 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:45,907 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 10:41:45,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:45,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 77 states and 146 transitions. [2018-10-04 10:41:45,944 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 146 transitions. [2018-10-04 10:41:45,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:45,945 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:45,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:45,960 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:46,105 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 10:41:46,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:46,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 78 states and 148 transitions. [2018-10-04 10:41:46,460 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 148 transitions. [2018-10-04 10:41:46,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:46,460 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:46,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:46,481 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:46,536 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 10:41:46,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:46,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 79 states and 150 transitions. [2018-10-04 10:41:46,572 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 150 transitions. [2018-10-04 10:41:46,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:46,573 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:46,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:46,579 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:46,586 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 10:41:46,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:46,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 80 states and 152 transitions. [2018-10-04 10:41:46,622 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 152 transitions. [2018-10-04 10:41:46,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:46,623 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:46,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:46,630 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:46,639 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 10:41:46,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:46,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 81 states and 154 transitions. [2018-10-04 10:41:46,676 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 154 transitions. [2018-10-04 10:41:46,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:46,676 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:46,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:46,691 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:46,700 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 10:41:46,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:46,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 82 states and 156 transitions. [2018-10-04 10:41:46,736 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 156 transitions. [2018-10-04 10:41:46,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:46,736 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:46,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:46,755 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:46,765 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 10:41:46,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:46,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 83 states and 158 transitions. [2018-10-04 10:41:46,802 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 158 transitions. [2018-10-04 10:41:46,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:46,802 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:46,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:46,808 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:46,816 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 10:41:46,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:46,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 84 states and 160 transitions. [2018-10-04 10:41:46,855 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 160 transitions. [2018-10-04 10:41:46,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:46,855 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:46,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:46,862 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:46,873 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 10:41:46,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:46,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2018-10-04 10:41:46,925 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2018-10-04 10:41:46,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:46,925 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:46,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:46,945 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:47,022 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 10:41:47,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:47,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 86 states and 164 transitions. [2018-10-04 10:41:47,070 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 164 transitions. [2018-10-04 10:41:47,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:47,070 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:47,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:47,077 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:47,099 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 10:41:47,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:47,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 87 states and 166 transitions. [2018-10-04 10:41:47,161 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 166 transitions. [2018-10-04 10:41:47,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:47,161 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:47,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:47,170 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:47,183 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 10:41:47,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:47,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 88 states and 168 transitions. [2018-10-04 10:41:47,248 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 168 transitions. [2018-10-04 10:41:47,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:47,248 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:47,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:47,253 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:47,268 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 10:41:47,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:47,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 89 states and 170 transitions. [2018-10-04 10:41:47,333 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 170 transitions. [2018-10-04 10:41:47,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:47,333 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:47,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:47,342 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:47,355 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 10:41:47,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:47,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 90 states and 172 transitions. [2018-10-04 10:41:47,420 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 172 transitions. [2018-10-04 10:41:47,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:47,420 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:47,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:47,427 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:47,442 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 10:41:47,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:47,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 91 states and 174 transitions. [2018-10-04 10:41:47,498 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 174 transitions. [2018-10-04 10:41:47,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:47,498 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:47,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:47,522 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:47,561 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 10:41:47,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:47,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 92 states and 176 transitions. [2018-10-04 10:41:47,596 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 176 transitions. [2018-10-04 10:41:47,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:47,596 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:47,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:47,602 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:47,611 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 10:41:47,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:47,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 93 states and 178 transitions. [2018-10-04 10:41:47,650 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 178 transitions. [2018-10-04 10:41:47,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:47,650 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:47,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:47,670 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:47,686 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 10:41:47,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:47,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 94 states and 180 transitions. [2018-10-04 10:41:47,730 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 180 transitions. [2018-10-04 10:41:47,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:47,730 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:47,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:47,737 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:47,765 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 10:41:47,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:47,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 95 states and 182 transitions. [2018-10-04 10:41:47,835 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 182 transitions. [2018-10-04 10:41:47,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:47,836 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:47,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:47,857 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:48,008 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 10:41:48,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:48,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 96 states and 184 transitions. [2018-10-04 10:41:48,078 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 184 transitions. [2018-10-04 10:41:48,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:48,079 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:48,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:48,095 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:48,132 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 10:41:48,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:48,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 97 states and 186 transitions. [2018-10-04 10:41:48,171 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 186 transitions. [2018-10-04 10:41:48,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:48,171 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:48,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:48,178 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:48,200 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 10:41:48,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:48,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 98 states and 188 transitions. [2018-10-04 10:41:48,238 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 188 transitions. [2018-10-04 10:41:48,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:48,239 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:48,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:48,244 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:48,266 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 10:41:48,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:48,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 99 states and 190 transitions. [2018-10-04 10:41:48,309 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 190 transitions. [2018-10-04 10:41:48,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:48,309 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:48,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:48,335 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:48,373 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 10:41:48,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:48,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 100 states and 192 transitions. [2018-10-04 10:41:48,412 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 192 transitions. [2018-10-04 10:41:48,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:48,413 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:48,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:48,422 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:48,431 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 10:41:48,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:48,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 101 states and 194 transitions. [2018-10-04 10:41:48,478 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 194 transitions. [2018-10-04 10:41:48,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:48,478 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:48,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:48,487 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:48,508 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:41:48,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:48,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 102 states and 196 transitions. [2018-10-04 10:41:48,547 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 196 transitions. [2018-10-04 10:41:48,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:48,547 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:48,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:48,553 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:48,562 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 10:41:48,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:48,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 103 states and 198 transitions. [2018-10-04 10:41:48,598 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 198 transitions. [2018-10-04 10:41:48,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:48,599 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:48,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:48,605 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:48,614 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 10:41:48,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:48,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 104 states and 200 transitions. [2018-10-04 10:41:48,652 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 200 transitions. [2018-10-04 10:41:48,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:48,652 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:48,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:48,664 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:48,678 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 10:41:48,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:48,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 105 states and 202 transitions. [2018-10-04 10:41:48,734 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 202 transitions. [2018-10-04 10:41:48,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:48,735 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:48,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:48,763 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:48,814 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 10:41:48,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:48,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 106 states and 204 transitions. [2018-10-04 10:41:48,860 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 204 transitions. [2018-10-04 10:41:48,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:48,860 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:48,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:48,890 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:48,926 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 10:41:48,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:48,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 107 states and 206 transitions. [2018-10-04 10:41:48,967 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 206 transitions. [2018-10-04 10:41:48,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:48,968 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:48,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:48,982 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:48,992 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 10:41:49,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:49,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 108 states and 208 transitions. [2018-10-04 10:41:49,032 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 208 transitions. [2018-10-04 10:41:49,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:49,033 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:49,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:49,039 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:49,047 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 10:41:49,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:49,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 109 states and 210 transitions. [2018-10-04 10:41:49,087 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 210 transitions. [2018-10-04 10:41:49,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:49,087 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:49,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:49,094 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:49,107 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 10:41:49,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:49,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 110 states and 212 transitions. [2018-10-04 10:41:49,176 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 212 transitions. [2018-10-04 10:41:49,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:49,176 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:49,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:49,186 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:49,197 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 10:41:49,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:49,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 111 states and 214 transitions. [2018-10-04 10:41:49,240 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 214 transitions. [2018-10-04 10:41:49,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:49,240 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:49,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:49,256 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:49,269 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 10:41:49,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:49,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 112 states and 216 transitions. [2018-10-04 10:41:49,315 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 216 transitions. [2018-10-04 10:41:49,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:49,316 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:49,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:49,324 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:49,337 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 10:41:49,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:49,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 113 states and 218 transitions. [2018-10-04 10:41:49,380 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 218 transitions. [2018-10-04 10:41:49,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:49,380 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:49,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:49,399 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:49,406 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 10:41:49,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:49,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 114 states and 220 transitions. [2018-10-04 10:41:49,448 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 220 transitions. [2018-10-04 10:41:49,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:49,449 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:49,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:49,460 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:49,470 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 10:41:49,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:49,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 115 states and 222 transitions. [2018-10-04 10:41:49,522 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 222 transitions. [2018-10-04 10:41:49,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:49,523 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:49,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:49,541 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:49,553 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 10:41:49,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:49,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 116 states and 224 transitions. [2018-10-04 10:41:49,594 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 224 transitions. [2018-10-04 10:41:49,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:49,595 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:49,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:49,607 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:49,616 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 10:41:49,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:49,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 117 states and 226 transitions. [2018-10-04 10:41:49,658 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 226 transitions. [2018-10-04 10:41:49,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:49,658 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:49,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:49,666 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:49,693 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 10:41:49,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:49,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 118 states and 228 transitions. [2018-10-04 10:41:49,732 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 228 transitions. [2018-10-04 10:41:49,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:49,732 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:49,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:49,739 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:49,774 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 10:41:49,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:49,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 119 states and 230 transitions. [2018-10-04 10:41:49,815 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 230 transitions. [2018-10-04 10:41:49,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:49,815 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:49,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:49,821 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:49,830 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 10:41:49,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:49,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 120 states and 232 transitions. [2018-10-04 10:41:49,869 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 232 transitions. [2018-10-04 10:41:49,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:49,869 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:49,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:49,875 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:49,883 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 10:41:49,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:49,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 121 states and 234 transitions. [2018-10-04 10:41:49,920 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 234 transitions. [2018-10-04 10:41:49,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:49,920 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:49,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:49,939 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:49,954 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 10:41:49,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:49,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 122 states and 236 transitions. [2018-10-04 10:41:49,993 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 236 transitions. [2018-10-04 10:41:49,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:49,993 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:49,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:49,998 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:50,007 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:41:50,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:50,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 123 states and 238 transitions. [2018-10-04 10:41:50,044 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 238 transitions. [2018-10-04 10:41:50,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:50,044 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:50,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:50,050 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:50,060 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 10:41:50,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:50,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 124 states and 240 transitions. [2018-10-04 10:41:50,099 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 240 transitions. [2018-10-04 10:41:50,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:50,100 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:50,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:50,108 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:50,120 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 10:41:50,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:50,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 125 states and 242 transitions. [2018-10-04 10:41:50,167 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 242 transitions. [2018-10-04 10:41:50,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:50,168 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:50,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:50,197 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:50,213 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 10:41:50,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:50,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 126 states and 244 transitions. [2018-10-04 10:41:50,249 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 244 transitions. [2018-10-04 10:41:50,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:50,250 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:50,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:50,270 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:50,284 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 10:41:50,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:50,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 127 states and 246 transitions. [2018-10-04 10:41:50,325 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 246 transitions. [2018-10-04 10:41:50,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:50,325 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:50,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:50,330 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:50,343 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 10:41:50,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:50,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 128 states and 248 transitions. [2018-10-04 10:41:50,381 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 248 transitions. [2018-10-04 10:41:50,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:50,381 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:50,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:50,386 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:50,395 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 10:41:50,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:50,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 129 states and 250 transitions. [2018-10-04 10:41:50,431 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 250 transitions. [2018-10-04 10:41:50,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:50,431 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:50,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:50,438 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:50,446 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 10:41:50,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:50,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 130 states and 252 transitions. [2018-10-04 10:41:50,485 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 252 transitions. [2018-10-04 10:41:50,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:50,485 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:50,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:50,490 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:50,498 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 10:41:50,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:50,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 131 states and 254 transitions. [2018-10-04 10:41:50,536 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 254 transitions. [2018-10-04 10:41:50,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:50,536 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:50,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:50,547 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:50,565 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:41:50,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:50,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 132 states and 256 transitions. [2018-10-04 10:41:50,605 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 256 transitions. [2018-10-04 10:41:50,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:50,605 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:50,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:50,610 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:50,619 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 10:41:50,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:50,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 133 states and 258 transitions. [2018-10-04 10:41:50,657 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 258 transitions. [2018-10-04 10:41:50,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:50,657 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:50,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:50,663 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:50,670 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 10:41:50,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:50,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 134 states and 260 transitions. [2018-10-04 10:41:50,710 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 260 transitions. [2018-10-04 10:41:50,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:50,710 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:50,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:50,715 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:50,723 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 10:41:50,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:50,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 135 states and 262 transitions. [2018-10-04 10:41:50,760 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 262 transitions. [2018-10-04 10:41:50,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:50,761 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:50,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:50,771 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:50,782 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 10:41:50,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:50,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 136 states and 264 transitions. [2018-10-04 10:41:50,820 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 264 transitions. [2018-10-04 10:41:50,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:50,821 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:50,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:50,830 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:50,882 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 10:41:50,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:50,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 137 states and 266 transitions. [2018-10-04 10:41:50,919 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 266 transitions. [2018-10-04 10:41:50,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:50,920 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:50,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:50,934 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:50,951 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 10:41:50,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:50,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 138 states and 268 transitions. [2018-10-04 10:41:50,995 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 268 transitions. [2018-10-04 10:41:50,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:50,995 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:51,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:51,000 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:51,011 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 10:41:51,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:51,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 139 states and 270 transitions. [2018-10-04 10:41:51,052 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 270 transitions. [2018-10-04 10:41:51,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:51,052 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:51,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:51,057 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:51,076 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 10:41:51,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:51,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 140 states and 272 transitions. [2018-10-04 10:41:51,115 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 272 transitions. [2018-10-04 10:41:51,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:51,115 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:51,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:51,120 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:51,128 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 10:41:51,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:51,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 141 states and 274 transitions. [2018-10-04 10:41:51,188 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 274 transitions. [2018-10-04 10:41:51,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:51,188 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:51,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:51,193 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:51,201 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 10:41:51,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:51,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 142 states and 276 transitions. [2018-10-04 10:41:51,240 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 276 transitions. [2018-10-04 10:41:51,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:51,241 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:51,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:51,246 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:51,255 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 10:41:51,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:51,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 143 states and 278 transitions. [2018-10-04 10:41:51,294 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 278 transitions. [2018-10-04 10:41:51,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:51,294 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:51,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:51,304 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:51,315 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 10:41:51,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:51,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 144 states and 280 transitions. [2018-10-04 10:41:51,354 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 280 transitions. [2018-10-04 10:41:51,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:51,354 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:51,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:51,362 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:51,371 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 10:41:51,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:51,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 145 states and 282 transitions. [2018-10-04 10:41:51,409 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 282 transitions. [2018-10-04 10:41:51,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:51,409 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:51,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:51,422 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:51,434 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 10:41:51,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:51,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 146 states and 284 transitions. [2018-10-04 10:41:51,472 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 284 transitions. [2018-10-04 10:41:51,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:51,472 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:51,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:51,477 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:51,487 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 10:41:51,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:51,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 147 states and 286 transitions. [2018-10-04 10:41:51,527 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 286 transitions. [2018-10-04 10:41:51,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:51,527 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:51,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:51,536 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:51,550 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 10:41:51,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:51,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 148 states and 288 transitions. [2018-10-04 10:41:51,589 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 288 transitions. [2018-10-04 10:41:51,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:51,589 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:51,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:51,594 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:51,604 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 10:41:51,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:51,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 149 states and 290 transitions. [2018-10-04 10:41:51,644 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 290 transitions. [2018-10-04 10:41:51,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:51,644 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:51,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:51,649 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:51,658 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 10:41:51,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:51,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 150 states and 292 transitions. [2018-10-04 10:41:51,696 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 292 transitions. [2018-10-04 10:41:51,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:51,697 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:51,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:51,703 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:51,710 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 10:41:51,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:51,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 151 states and 294 transitions. [2018-10-04 10:41:51,749 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 294 transitions. [2018-10-04 10:41:51,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:51,749 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:51,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:51,756 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:51,766 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 10:41:51,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:51,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 152 states and 296 transitions. [2018-10-04 10:41:51,807 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 296 transitions. [2018-10-04 10:41:51,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:51,807 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:51,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:51,813 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:51,823 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 10:41:51,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:51,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 153 states and 298 transitions. [2018-10-04 10:41:51,864 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 298 transitions. [2018-10-04 10:41:51,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:51,864 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:51,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:51,870 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:51,886 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 10:41:51,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:51,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 154 states and 300 transitions. [2018-10-04 10:41:51,927 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 300 transitions. [2018-10-04 10:41:51,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:51,927 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:51,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:51,937 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:51,960 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 10:41:51,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:51,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 155 states and 302 transitions. [2018-10-04 10:41:51,999 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 302 transitions. [2018-10-04 10:41:52,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:52,000 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:52,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:52,006 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:52,013 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 10:41:52,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:52,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 156 states and 304 transitions. [2018-10-04 10:41:52,052 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 304 transitions. [2018-10-04 10:41:52,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:52,053 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:52,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:52,058 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:52,066 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 10:41:52,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:52,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 157 states and 306 transitions. [2018-10-04 10:41:52,106 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 306 transitions. [2018-10-04 10:41:52,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:52,106 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:52,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:52,111 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:52,119 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 10:41:52,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:52,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 158 states and 308 transitions. [2018-10-04 10:41:52,158 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 308 transitions. [2018-10-04 10:41:52,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:52,158 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:52,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:52,197 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:52,213 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 10:41:52,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:52,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 159 states and 310 transitions. [2018-10-04 10:41:52,279 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 310 transitions. [2018-10-04 10:41:52,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:52,280 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:52,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:52,287 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:52,301 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 10:41:52,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:52,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 160 states and 312 transitions. [2018-10-04 10:41:52,369 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 312 transitions. [2018-10-04 10:41:52,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:52,370 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:52,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:52,375 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:52,409 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 10:41:53,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:53,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 161 states and 314 transitions. [2018-10-04 10:41:53,114 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 314 transitions. [2018-10-04 10:41:53,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:53,114 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:53,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:53,136 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:53,264 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 10:41:53,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:53,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 162 states and 316 transitions. [2018-10-04 10:41:53,532 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 316 transitions. [2018-10-04 10:41:53,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:53,532 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:53,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:53,540 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:53,547 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 10:41:53,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:53,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 163 states and 318 transitions. [2018-10-04 10:41:53,587 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 318 transitions. [2018-10-04 10:41:53,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:53,587 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:53,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:53,593 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:53,601 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 10:41:53,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:53,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 164 states and 320 transitions. [2018-10-04 10:41:53,639 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 320 transitions. [2018-10-04 10:41:53,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:53,640 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:53,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:53,645 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:53,653 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 10:41:53,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:53,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 165 states and 322 transitions. [2018-10-04 10:41:53,691 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 322 transitions. [2018-10-04 10:41:53,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:53,691 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:53,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:53,697 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:53,705 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 10:41:53,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:53,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 166 states and 324 transitions. [2018-10-04 10:41:53,744 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 324 transitions. [2018-10-04 10:41:53,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:53,744 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:53,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:53,763 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:53,775 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 10:41:53,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:53,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 167 states and 326 transitions. [2018-10-04 10:41:53,813 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 326 transitions. [2018-10-04 10:41:53,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:53,813 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:53,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:53,818 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:53,827 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 10:41:53,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:53,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 168 states and 328 transitions. [2018-10-04 10:41:53,867 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 328 transitions. [2018-10-04 10:41:53,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:53,867 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:53,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:53,872 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:53,881 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 10:41:53,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:53,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 169 states and 330 transitions. [2018-10-04 10:41:53,920 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 330 transitions. [2018-10-04 10:41:53,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:53,921 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:53,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:53,927 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:53,942 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 10:41:53,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:53,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 170 states and 332 transitions. [2018-10-04 10:41:53,979 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 332 transitions. [2018-10-04 10:41:53,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:53,979 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:53,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:53,998 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:54,041 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 10:41:54,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:54,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 171 states and 334 transitions. [2018-10-04 10:41:54,078 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 334 transitions. [2018-10-04 10:41:54,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:54,079 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:54,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:54,085 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:54,093 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 10:41:54,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:54,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 172 states and 336 transitions. [2018-10-04 10:41:54,131 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 336 transitions. [2018-10-04 10:41:54,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:54,131 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:54,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:54,137 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:54,145 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 10:41:54,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:54,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 173 states and 338 transitions. [2018-10-04 10:41:54,184 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 338 transitions. [2018-10-04 10:41:54,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:54,185 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:54,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:54,190 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:54,199 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 10:41:54,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:54,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 174 states and 340 transitions. [2018-10-04 10:41:54,236 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 340 transitions. [2018-10-04 10:41:54,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:54,236 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:54,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:54,257 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:54,328 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 10:41:54,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:54,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 175 states and 342 transitions. [2018-10-04 10:41:54,534 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 342 transitions. [2018-10-04 10:41:54,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:54,534 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:54,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:54,540 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:54,549 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 10:41:54,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:54,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 176 states and 344 transitions. [2018-10-04 10:41:54,590 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 344 transitions. [2018-10-04 10:41:54,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:54,590 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:54,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:54,597 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:54,606 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 10:41:54,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:54,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 177 states and 346 transitions. [2018-10-04 10:41:54,652 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 346 transitions. [2018-10-04 10:41:54,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:54,652 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:54,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:54,660 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:54,670 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 10:41:54,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:54,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 178 states and 348 transitions. [2018-10-04 10:41:54,717 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 348 transitions. [2018-10-04 10:41:54,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:54,717 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:54,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:54,725 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:54,740 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 10:41:54,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:54,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 179 states and 350 transitions. [2018-10-04 10:41:54,786 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 350 transitions. [2018-10-04 10:41:54,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:54,786 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:54,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:54,806 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:54,822 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:41:54,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:54,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 180 states and 352 transitions. [2018-10-04 10:41:54,867 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 352 transitions. [2018-10-04 10:41:54,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:54,867 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:54,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:54,889 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:55,040 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:41:55,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:55,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 181 states and 354 transitions. [2018-10-04 10:41:55,787 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 354 transitions. [2018-10-04 10:41:55,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:55,788 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:55,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:55,807 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:55,972 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 10:41:56,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:56,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 182 states and 356 transitions. [2018-10-04 10:41:56,717 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 356 transitions. [2018-10-04 10:41:56,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:56,717 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:56,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:56,736 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:56,892 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 10:41:57,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:57,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 183 states and 358 transitions. [2018-10-04 10:41:57,635 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 358 transitions. [2018-10-04 10:41:57,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:57,635 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:57,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:57,657 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:57,815 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 10:41:58,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:58,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 184 states and 360 transitions. [2018-10-04 10:41:58,556 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 360 transitions. [2018-10-04 10:41:58,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:58,556 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:58,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:58,575 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:58,741 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 10:41:58,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:58,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 185 states and 362 transitions. [2018-10-04 10:41:58,876 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 362 transitions. [2018-10-04 10:41:58,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:58,877 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:58,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:58,883 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:58,894 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:41:58,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:58,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 186 states and 364 transitions. [2018-10-04 10:41:58,948 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 364 transitions. [2018-10-04 10:41:58,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:58,948 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:58,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:58,953 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:58,962 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 10:41:59,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:59,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 187 states and 366 transitions. [2018-10-04 10:41:59,004 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 366 transitions. [2018-10-04 10:41:59,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:59,004 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:59,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:59,008 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:59,015 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 10:41:59,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:59,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 188 states and 368 transitions. [2018-10-04 10:41:59,056 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 368 transitions. [2018-10-04 10:41:59,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:59,056 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:59,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:59,061 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:59,069 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 10:41:59,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:59,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 189 states and 370 transitions. [2018-10-04 10:41:59,109 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 370 transitions. [2018-10-04 10:41:59,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:59,110 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:59,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:59,126 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:59,139 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:41:59,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:59,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 190 states and 372 transitions. [2018-10-04 10:41:59,176 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 372 transitions. [2018-10-04 10:41:59,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:59,177 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:59,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:59,181 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:59,190 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 10:41:59,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:59,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 191 states and 374 transitions. [2018-10-04 10:41:59,228 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 374 transitions. [2018-10-04 10:41:59,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:59,229 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:59,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:59,233 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:59,264 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 10:41:59,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:59,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 192 states and 376 transitions. [2018-10-04 10:41:59,304 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 376 transitions. [2018-10-04 10:41:59,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:59,304 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:59,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:59,313 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:59,330 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:41:59,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:59,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 193 states and 378 transitions. [2018-10-04 10:41:59,380 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 378 transitions. [2018-10-04 10:41:59,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:59,381 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:59,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:59,400 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:59,549 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 10:41:59,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:59,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 194 states and 380 transitions. [2018-10-04 10:41:59,643 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 380 transitions. [2018-10-04 10:41:59,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:59,643 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:59,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:59,648 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:59,701 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 10:41:59,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:59,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 195 states and 382 transitions. [2018-10-04 10:41:59,751 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 382 transitions. [2018-10-04 10:41:59,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:59,751 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:59,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:59,758 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:59,766 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 10:41:59,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:59,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 196 states and 384 transitions. [2018-10-04 10:41:59,805 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 384 transitions. [2018-10-04 10:41:59,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:59,805 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:59,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:59,811 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:59,817 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 10:41:59,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:59,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 197 states and 386 transitions. [2018-10-04 10:41:59,856 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 386 transitions. [2018-10-04 10:41:59,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:59,856 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:59,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:59,861 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:59,870 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 10:41:59,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:59,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 198 states and 388 transitions. [2018-10-04 10:41:59,910 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 388 transitions. [2018-10-04 10:41:59,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:59,911 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:59,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:59,915 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:59,925 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 10:41:59,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:59,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 199 states and 390 transitions. [2018-10-04 10:41:59,964 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 390 transitions. [2018-10-04 10:41:59,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:41:59,965 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:59,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:59,969 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:41:59,978 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 10:42:00,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:00,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 200 states and 392 transitions. [2018-10-04 10:42:00,018 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 392 transitions. [2018-10-04 10:42:00,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:00,019 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:00,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:00,041 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:00,060 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 10:42:00,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:00,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 201 states and 394 transitions. [2018-10-04 10:42:00,099 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 394 transitions. [2018-10-04 10:42:00,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:00,099 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:00,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:00,107 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:00,137 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:00,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:00,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 202 states and 396 transitions. [2018-10-04 10:42:00,178 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 396 transitions. [2018-10-04 10:42:00,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:00,178 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:00,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:00,184 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:00,191 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 10:42:00,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:00,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 203 states and 398 transitions. [2018-10-04 10:42:00,231 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 398 transitions. [2018-10-04 10:42:00,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:00,231 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:00,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:00,275 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:00,426 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 10:42:00,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:00,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 204 states and 400 transitions. [2018-10-04 10:42:00,484 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 400 transitions. [2018-10-04 10:42:00,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:00,484 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:00,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:00,489 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:00,498 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 10:42:00,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:00,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 205 states and 402 transitions. [2018-10-04 10:42:00,537 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 402 transitions. [2018-10-04 10:42:00,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:00,537 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:00,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:00,557 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:00,568 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 10:42:00,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:00,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 206 states and 404 transitions. [2018-10-04 10:42:00,608 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 404 transitions. [2018-10-04 10:42:00,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:00,608 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:00,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:00,613 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:00,622 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 10:42:00,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:00,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 207 states and 406 transitions. [2018-10-04 10:42:00,664 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 406 transitions. [2018-10-04 10:42:00,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:00,664 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:00,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:00,669 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:00,676 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 10:42:00,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:00,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 208 states and 408 transitions. [2018-10-04 10:42:00,715 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 408 transitions. [2018-10-04 10:42:00,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:00,716 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:00,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:00,722 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:00,730 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 10:42:00,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:00,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 209 states and 410 transitions. [2018-10-04 10:42:00,784 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 410 transitions. [2018-10-04 10:42:00,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:00,785 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:00,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:00,798 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:00,810 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 10:42:00,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:00,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 210 states and 412 transitions. [2018-10-04 10:42:00,849 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 412 transitions. [2018-10-04 10:42:00,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:00,849 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:00,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:00,855 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:00,868 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 10:42:00,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:00,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 211 states and 414 transitions. [2018-10-04 10:42:00,910 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 414 transitions. [2018-10-04 10:42:00,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:00,910 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:00,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:00,915 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:00,943 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 10:42:01,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:01,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 212 states and 416 transitions. [2018-10-04 10:42:01,047 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 416 transitions. [2018-10-04 10:42:01,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:01,047 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:01,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:01,052 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:01,061 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 10:42:01,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:01,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 213 states and 418 transitions. [2018-10-04 10:42:01,102 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 418 transitions. [2018-10-04 10:42:01,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:01,102 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:01,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:01,107 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:01,117 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 10:42:01,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:01,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 214 states and 420 transitions. [2018-10-04 10:42:01,158 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 420 transitions. [2018-10-04 10:42:01,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:01,158 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:01,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:01,164 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:01,176 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 10:42:01,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:01,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 215 states and 422 transitions. [2018-10-04 10:42:01,221 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 422 transitions. [2018-10-04 10:42:01,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:01,222 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:01,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:01,227 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:01,236 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 10:42:01,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:01,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 216 states and 424 transitions. [2018-10-04 10:42:01,276 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 424 transitions. [2018-10-04 10:42:01,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:01,276 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:01,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:01,290 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:01,302 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:01,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:01,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 217 states and 426 transitions. [2018-10-04 10:42:01,343 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 426 transitions. [2018-10-04 10:42:01,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:01,343 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:01,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:01,348 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:01,356 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 10:42:01,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:01,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 218 states and 428 transitions. [2018-10-04 10:42:01,395 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 428 transitions. [2018-10-04 10:42:01,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:01,396 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:01,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:01,400 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:01,410 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 10:42:01,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:01,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 219 states and 430 transitions. [2018-10-04 10:42:01,449 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 430 transitions. [2018-10-04 10:42:01,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:01,450 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:01,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:01,455 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:01,464 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 10:42:01,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:01,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 220 states and 432 transitions. [2018-10-04 10:42:01,504 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 432 transitions. [2018-10-04 10:42:01,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:01,504 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:01,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:01,512 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:01,524 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 10:42:01,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:01,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 221 states and 434 transitions. [2018-10-04 10:42:01,565 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 434 transitions. [2018-10-04 10:42:01,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:01,566 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:01,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:01,574 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:01,586 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 10:42:01,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:01,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 222 states and 436 transitions. [2018-10-04 10:42:01,626 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 436 transitions. [2018-10-04 10:42:01,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:01,626 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:01,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:01,632 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:01,641 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 10:42:01,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:01,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 223 states and 438 transitions. [2018-10-04 10:42:01,682 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 438 transitions. [2018-10-04 10:42:01,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:01,682 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:01,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:01,689 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:01,700 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 10:42:01,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:01,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 224 states and 440 transitions. [2018-10-04 10:42:01,740 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 440 transitions. [2018-10-04 10:42:01,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:01,740 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:01,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:01,748 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:01,759 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 10:42:01,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:01,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 225 states and 442 transitions. [2018-10-04 10:42:01,829 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 442 transitions. [2018-10-04 10:42:01,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:01,830 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:01,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:01,835 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:01,844 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 10:42:01,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:01,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 226 states and 444 transitions. [2018-10-04 10:42:01,885 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 444 transitions. [2018-10-04 10:42:01,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:01,885 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:01,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:01,891 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:01,898 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 10:42:01,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:01,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 227 states and 446 transitions. [2018-10-04 10:42:01,938 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 446 transitions. [2018-10-04 10:42:01,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:01,939 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:01,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:01,944 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:01,953 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 10:42:01,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:01,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 228 states and 448 transitions. [2018-10-04 10:42:01,994 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 448 transitions. [2018-10-04 10:42:01,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:01,994 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:02,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:02,002 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:02,011 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 10:42:02,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:02,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 229 states and 450 transitions. [2018-10-04 10:42:02,053 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 450 transitions. [2018-10-04 10:42:02,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:02,054 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:02,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:02,060 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:02,069 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 10:42:02,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:02,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 230 states and 452 transitions. [2018-10-04 10:42:02,111 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 452 transitions. [2018-10-04 10:42:02,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:02,111 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:02,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:02,117 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:02,128 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 10:42:02,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:02,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 231 states and 454 transitions. [2018-10-04 10:42:02,170 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 454 transitions. [2018-10-04 10:42:02,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:02,171 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:02,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:02,193 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:02,209 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 10:42:02,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:02,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 232 states and 456 transitions. [2018-10-04 10:42:02,252 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 456 transitions. [2018-10-04 10:42:02,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:02,252 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:02,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:02,260 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:02,271 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 10:42:02,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:02,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 233 states and 458 transitions. [2018-10-04 10:42:02,312 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 458 transitions. [2018-10-04 10:42:02,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:02,312 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:02,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:02,328 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:02,340 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 10:42:02,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:02,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 234 states and 460 transitions. [2018-10-04 10:42:02,383 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 460 transitions. [2018-10-04 10:42:02,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:02,384 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:02,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:02,389 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:02,398 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:02,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:02,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 235 states and 462 transitions. [2018-10-04 10:42:02,480 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 462 transitions. [2018-10-04 10:42:02,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:02,481 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:02,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:02,486 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:02,503 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 10:42:02,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:02,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 236 states and 464 transitions. [2018-10-04 10:42:02,566 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 464 transitions. [2018-10-04 10:42:02,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:02,566 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:02,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:02,571 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:02,588 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 10:42:02,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:02,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 237 states and 466 transitions. [2018-10-04 10:42:02,661 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 466 transitions. [2018-10-04 10:42:02,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:02,662 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:02,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:02,667 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:02,682 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 10:42:02,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:02,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 238 states and 468 transitions. [2018-10-04 10:42:02,760 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 468 transitions. [2018-10-04 10:42:02,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:02,761 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:02,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:02,766 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:02,792 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 10:42:02,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:02,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 239 states and 470 transitions. [2018-10-04 10:42:02,835 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 470 transitions. [2018-10-04 10:42:02,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:02,835 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:02,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:02,841 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:02,850 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 10:42:02,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:02,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 240 states and 472 transitions. [2018-10-04 10:42:02,891 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 472 transitions. [2018-10-04 10:42:02,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:02,892 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:02,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:02,898 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:02,908 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 10:42:02,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:02,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 241 states and 474 transitions. [2018-10-04 10:42:02,951 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 474 transitions. [2018-10-04 10:42:02,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:02,951 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:02,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:02,957 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:02,966 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 10:42:03,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:03,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 242 states and 476 transitions. [2018-10-04 10:42:03,008 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 476 transitions. [2018-10-04 10:42:03,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:03,009 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:03,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:03,017 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:03,025 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 10:42:03,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:03,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 243 states and 478 transitions. [2018-10-04 10:42:03,066 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 478 transitions. [2018-10-04 10:42:03,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:03,066 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:03,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:03,072 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:03,147 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 10:42:03,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:03,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 244 states and 480 transitions. [2018-10-04 10:42:03,188 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 480 transitions. [2018-10-04 10:42:03,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:03,188 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:03,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:03,194 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:03,201 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 10:42:03,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:03,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 245 states and 482 transitions. [2018-10-04 10:42:03,244 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 482 transitions. [2018-10-04 10:42:03,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:03,244 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:03,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:03,250 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:03,259 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 10:42:03,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:03,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 246 states and 484 transitions. [2018-10-04 10:42:03,301 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 484 transitions. [2018-10-04 10:42:03,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:03,301 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:03,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:03,307 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:03,313 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 10:42:03,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:03,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 247 states and 486 transitions. [2018-10-04 10:42:03,355 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 486 transitions. [2018-10-04 10:42:03,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:03,355 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:03,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:03,369 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:03,380 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 10:42:03,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:03,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 248 states and 488 transitions. [2018-10-04 10:42:03,423 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 488 transitions. [2018-10-04 10:42:03,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:03,423 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:03,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:03,430 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:03,439 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 10:42:03,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:03,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 249 states and 490 transitions. [2018-10-04 10:42:03,497 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 490 transitions. [2018-10-04 10:42:03,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:03,498 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:03,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:03,508 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:03,522 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 10:42:03,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:03,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 250 states and 492 transitions. [2018-10-04 10:42:03,570 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 492 transitions. [2018-10-04 10:42:03,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:03,570 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:03,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:03,577 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:03,588 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 10:42:03,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:03,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 251 states and 494 transitions. [2018-10-04 10:42:03,637 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 494 transitions. [2018-10-04 10:42:03,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:03,637 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:03,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:03,644 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:03,656 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 10:42:03,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:03,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 252 states and 496 transitions. [2018-10-04 10:42:03,706 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 496 transitions. [2018-10-04 10:42:03,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:03,706 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:03,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:03,715 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:03,730 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 10:42:03,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:03,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 253 states and 498 transitions. [2018-10-04 10:42:03,785 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 498 transitions. [2018-10-04 10:42:03,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:03,785 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:03,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:03,812 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:03,977 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:04,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:04,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 254 states and 500 transitions. [2018-10-04 10:42:04,236 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 500 transitions. [2018-10-04 10:42:04,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:04,237 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:04,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:04,251 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:04,259 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 10:42:04,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:04,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 255 states and 502 transitions. [2018-10-04 10:42:04,307 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 502 transitions. [2018-10-04 10:42:04,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:04,307 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:04,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:04,313 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:04,323 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 10:42:04,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:04,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 256 states and 504 transitions. [2018-10-04 10:42:04,372 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 504 transitions. [2018-10-04 10:42:04,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:04,372 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:04,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:04,378 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:04,390 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 10:42:04,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:04,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 257 states and 506 transitions. [2018-10-04 10:42:04,438 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 506 transitions. [2018-10-04 10:42:04,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:04,439 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:04,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:04,454 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:04,466 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 10:42:04,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:04,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 258 states and 508 transitions. [2018-10-04 10:42:04,508 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 508 transitions. [2018-10-04 10:42:04,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:04,509 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:04,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:04,516 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:04,563 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 10:42:04,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:04,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 259 states and 510 transitions. [2018-10-04 10:42:04,606 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 510 transitions. [2018-10-04 10:42:04,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:04,607 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:04,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:04,612 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:04,621 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 10:42:04,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:04,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 260 states and 512 transitions. [2018-10-04 10:42:04,666 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 512 transitions. [2018-10-04 10:42:04,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:04,666 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:04,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:04,674 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:04,685 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 10:42:04,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:04,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 261 states and 514 transitions. [2018-10-04 10:42:04,727 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 514 transitions. [2018-10-04 10:42:04,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:04,727 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:04,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:04,735 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:04,744 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:04,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:04,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 262 states and 516 transitions. [2018-10-04 10:42:04,786 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 516 transitions. [2018-10-04 10:42:04,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:04,786 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:04,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:04,791 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:04,800 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 10:42:04,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:04,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 263 states and 518 transitions. [2018-10-04 10:42:04,847 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 518 transitions. [2018-10-04 10:42:04,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:04,847 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:04,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:04,852 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:04,860 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:04,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:04,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 264 states and 520 transitions. [2018-10-04 10:42:04,901 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 520 transitions. [2018-10-04 10:42:04,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:04,902 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:04,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:04,910 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:04,928 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 10:42:04,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:04,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 265 states and 522 transitions. [2018-10-04 10:42:04,973 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 522 transitions. [2018-10-04 10:42:04,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:04,973 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:04,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:04,979 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:04,998 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 10:42:05,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:05,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 266 states and 524 transitions. [2018-10-04 10:42:05,043 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 524 transitions. [2018-10-04 10:42:05,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:05,044 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:05,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:05,049 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:05,058 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:05,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:05,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 267 states and 526 transitions. [2018-10-04 10:42:05,098 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 526 transitions. [2018-10-04 10:42:05,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:05,098 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:05,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:05,104 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:05,115 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 10:42:05,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:05,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 268 states and 528 transitions. [2018-10-04 10:42:05,159 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 528 transitions. [2018-10-04 10:42:05,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:05,160 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:05,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:05,164 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:05,173 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 10:42:05,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:05,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 269 states and 530 transitions. [2018-10-04 10:42:05,216 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 530 transitions. [2018-10-04 10:42:05,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:05,216 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:05,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:05,224 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:05,232 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 10:42:05,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:05,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 270 states and 532 transitions. [2018-10-04 10:42:05,275 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 532 transitions. [2018-10-04 10:42:05,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:05,275 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:05,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:05,280 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:05,291 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 10:42:05,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:05,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 271 states and 534 transitions. [2018-10-04 10:42:05,333 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 534 transitions. [2018-10-04 10:42:05,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:05,334 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:05,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:05,339 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:05,351 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 10:42:05,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:05,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 272 states and 536 transitions. [2018-10-04 10:42:05,393 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 536 transitions. [2018-10-04 10:42:05,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:05,394 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:05,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:05,402 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:05,410 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 10:42:05,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:05,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 273 states and 538 transitions. [2018-10-04 10:42:05,454 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 538 transitions. [2018-10-04 10:42:05,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:05,454 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:05,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:05,461 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:05,471 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 10:42:05,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:05,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 274 states and 540 transitions. [2018-10-04 10:42:05,514 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 540 transitions. [2018-10-04 10:42:05,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:05,514 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:05,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:05,520 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:05,530 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:05,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:05,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 275 states and 542 transitions. [2018-10-04 10:42:05,573 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 542 transitions. [2018-10-04 10:42:05,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:05,573 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:05,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:05,578 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:05,588 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 10:42:05,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:05,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 276 states and 544 transitions. [2018-10-04 10:42:05,632 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 544 transitions. [2018-10-04 10:42:05,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:05,633 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:05,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:05,638 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:05,650 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 10:42:05,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:05,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 277 states and 546 transitions. [2018-10-04 10:42:05,692 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 546 transitions. [2018-10-04 10:42:05,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:05,692 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:05,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:05,712 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:05,746 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 10:42:05,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:05,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 278 states and 548 transitions. [2018-10-04 10:42:05,787 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 548 transitions. [2018-10-04 10:42:05,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:05,787 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:05,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:05,792 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:05,812 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 10:42:05,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:05,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 279 states and 550 transitions. [2018-10-04 10:42:05,854 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 550 transitions. [2018-10-04 10:42:05,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:05,855 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:05,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:05,860 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:05,867 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 10:42:05,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:05,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 280 states and 552 transitions. [2018-10-04 10:42:05,912 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 552 transitions. [2018-10-04 10:42:05,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:05,912 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:05,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:05,917 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:05,930 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 10:42:05,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:05,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 281 states and 554 transitions. [2018-10-04 10:42:05,972 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 554 transitions. [2018-10-04 10:42:05,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:05,972 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:05,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:05,977 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:05,987 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 10:42:06,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:06,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 282 states and 556 transitions. [2018-10-04 10:42:06,029 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 556 transitions. [2018-10-04 10:42:06,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:06,029 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:06,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:06,038 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:06,051 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 10:42:06,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:06,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 283 states and 558 transitions. [2018-10-04 10:42:06,092 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 558 transitions. [2018-10-04 10:42:06,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:06,092 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:06,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:06,112 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:06,136 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 10:42:06,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:06,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 284 states and 560 transitions. [2018-10-04 10:42:06,178 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 560 transitions. [2018-10-04 10:42:06,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:06,178 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:06,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:06,184 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:06,193 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 10:42:06,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:06,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 285 states and 562 transitions. [2018-10-04 10:42:06,236 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 562 transitions. [2018-10-04 10:42:06,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:06,236 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:06,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:06,242 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:06,249 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 10:42:06,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:06,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 286 states and 564 transitions. [2018-10-04 10:42:06,293 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 564 transitions. [2018-10-04 10:42:06,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:06,294 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:06,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:06,299 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:06,306 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 10:42:06,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:06,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 287 states and 566 transitions. [2018-10-04 10:42:06,352 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 566 transitions. [2018-10-04 10:42:06,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:06,352 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:06,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:06,358 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:06,368 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 10:42:06,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:06,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 288 states and 568 transitions. [2018-10-04 10:42:06,413 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 568 transitions. [2018-10-04 10:42:06,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:06,413 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:06,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:06,420 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:06,428 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 10:42:06,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:06,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 289 states and 570 transitions. [2018-10-04 10:42:06,471 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 570 transitions. [2018-10-04 10:42:06,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:06,472 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:06,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:06,477 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:06,498 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 10:42:06,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:06,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 290 states and 572 transitions. [2018-10-04 10:42:06,541 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 572 transitions. [2018-10-04 10:42:06,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:06,541 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:06,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:06,547 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:06,558 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 10:42:06,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:06,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 291 states and 574 transitions. [2018-10-04 10:42:06,602 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 574 transitions. [2018-10-04 10:42:06,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:06,602 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:06,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:06,608 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:06,635 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 10:42:06,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:06,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 292 states and 576 transitions. [2018-10-04 10:42:06,681 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 576 transitions. [2018-10-04 10:42:06,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:06,681 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:06,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:06,687 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:06,696 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 10:42:06,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:06,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 293 states and 578 transitions. [2018-10-04 10:42:06,737 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 578 transitions. [2018-10-04 10:42:06,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:06,738 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:06,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:06,743 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:06,754 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 10:42:06,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:06,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 294 states and 580 transitions. [2018-10-04 10:42:06,797 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 580 transitions. [2018-10-04 10:42:06,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:06,798 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:06,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:06,803 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:06,813 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 10:42:06,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:06,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 295 states and 582 transitions. [2018-10-04 10:42:06,855 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 582 transitions. [2018-10-04 10:42:06,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:06,856 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:06,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:06,862 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:06,874 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 10:42:06,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:06,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 296 states and 584 transitions. [2018-10-04 10:42:06,918 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 584 transitions. [2018-10-04 10:42:06,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:06,918 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:06,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:06,926 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:06,934 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 10:42:06,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:06,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 297 states and 586 transitions. [2018-10-04 10:42:06,978 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 586 transitions. [2018-10-04 10:42:06,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:06,978 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:06,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:06,984 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:06,996 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 10:42:07,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:07,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 298 states and 588 transitions. [2018-10-04 10:42:07,044 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 588 transitions. [2018-10-04 10:42:07,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:07,044 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:07,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:07,051 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:07,059 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 10:42:07,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:07,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 299 states and 590 transitions. [2018-10-04 10:42:07,101 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 590 transitions. [2018-10-04 10:42:07,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:07,101 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:07,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:07,110 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:07,116 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 10:42:07,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:07,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 300 states and 592 transitions. [2018-10-04 10:42:07,161 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 592 transitions. [2018-10-04 10:42:07,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:07,161 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:07,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:07,171 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:07,185 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 10:42:07,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:07,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 301 states and 594 transitions. [2018-10-04 10:42:07,226 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 594 transitions. [2018-10-04 10:42:07,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:07,226 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:07,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:07,237 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:07,243 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 10:42:07,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:07,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 302 states and 596 transitions. [2018-10-04 10:42:07,288 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 596 transitions. [2018-10-04 10:42:07,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:07,288 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:07,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:07,297 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:07,304 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 10:42:07,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:07,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 303 states and 598 transitions. [2018-10-04 10:42:07,350 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 598 transitions. [2018-10-04 10:42:07,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:07,350 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:07,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:07,356 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:07,367 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 10:42:07,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:07,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 304 states and 600 transitions. [2018-10-04 10:42:07,409 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 600 transitions. [2018-10-04 10:42:07,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:07,410 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:07,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:07,416 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:07,424 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 10:42:07,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:07,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 305 states and 602 transitions. [2018-10-04 10:42:07,469 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 602 transitions. [2018-10-04 10:42:07,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:07,469 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:07,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:07,487 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:07,501 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 10:42:07,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:07,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 306 states and 604 transitions. [2018-10-04 10:42:07,568 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 604 transitions. [2018-10-04 10:42:07,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:07,569 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:07,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:07,574 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:07,590 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 10:42:07,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:07,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 307 states and 606 transitions. [2018-10-04 10:42:07,658 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 606 transitions. [2018-10-04 10:42:07,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:07,659 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:07,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:07,666 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:07,680 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 10:42:07,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:07,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 308 states and 608 transitions. [2018-10-04 10:42:07,751 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 608 transitions. [2018-10-04 10:42:07,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:07,752 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:07,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:07,761 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:07,779 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 10:42:07,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:07,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 309 states and 610 transitions. [2018-10-04 10:42:07,854 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 610 transitions. [2018-10-04 10:42:07,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:07,855 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:07,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:07,868 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:07,881 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 10:42:07,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:07,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 310 states and 612 transitions. [2018-10-04 10:42:07,952 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 612 transitions. [2018-10-04 10:42:07,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:07,953 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:07,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:07,985 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:08,006 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 10:42:08,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:08,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 311 states and 614 transitions. [2018-10-04 10:42:08,050 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 614 transitions. [2018-10-04 10:42:08,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:08,050 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:08,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:08,056 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:08,065 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 10:42:08,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:08,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 312 states and 616 transitions. [2018-10-04 10:42:08,109 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 616 transitions. [2018-10-04 10:42:08,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:08,109 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:08,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:08,115 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:08,124 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 10:42:08,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:08,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 313 states and 618 transitions. [2018-10-04 10:42:08,167 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 618 transitions. [2018-10-04 10:42:08,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:08,168 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:08,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:08,174 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:08,184 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 10:42:08,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:08,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 314 states and 620 transitions. [2018-10-04 10:42:08,227 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 620 transitions. [2018-10-04 10:42:08,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:08,227 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:08,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:08,237 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:08,244 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:08,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:08,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 315 states and 622 transitions. [2018-10-04 10:42:08,287 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 622 transitions. [2018-10-04 10:42:08,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:08,287 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:08,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:08,295 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:08,304 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 10:42:08,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:08,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 316 states and 624 transitions. [2018-10-04 10:42:08,346 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 624 transitions. [2018-10-04 10:42:08,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:08,346 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:08,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:08,354 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:08,363 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 10:42:08,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:08,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 317 states and 626 transitions. [2018-10-04 10:42:08,406 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 626 transitions. [2018-10-04 10:42:08,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:08,406 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:08,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:08,413 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:08,428 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 10:42:08,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:08,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 318 states and 628 transitions. [2018-10-04 10:42:08,472 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 628 transitions. [2018-10-04 10:42:08,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:08,472 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:08,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:08,481 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:08,493 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 10:42:08,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:08,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 319 states and 630 transitions. [2018-10-04 10:42:08,536 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 630 transitions. [2018-10-04 10:42:08,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:08,537 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:08,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:08,543 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:08,553 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 10:42:08,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:08,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 320 states and 632 transitions. [2018-10-04 10:42:08,597 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 632 transitions. [2018-10-04 10:42:08,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:08,598 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:08,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:08,607 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:08,666 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 10:42:08,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:08,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 321 states and 634 transitions. [2018-10-04 10:42:08,711 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 634 transitions. [2018-10-04 10:42:08,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:08,712 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:08,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:08,718 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:08,727 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 10:42:08,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:08,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 322 states and 636 transitions. [2018-10-04 10:42:08,769 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 636 transitions. [2018-10-04 10:42:08,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:08,770 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:08,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:08,776 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:08,785 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 10:42:08,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:08,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 323 states and 638 transitions. [2018-10-04 10:42:08,827 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 638 transitions. [2018-10-04 10:42:08,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:08,827 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:08,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:08,834 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:08,848 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 10:42:08,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:08,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 324 states and 640 transitions. [2018-10-04 10:42:08,890 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 640 transitions. [2018-10-04 10:42:08,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:08,890 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:08,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:08,901 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:08,910 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 10:42:08,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:08,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 325 states and 642 transitions. [2018-10-04 10:42:08,958 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 642 transitions. [2018-10-04 10:42:08,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:08,959 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:08,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:08,965 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:08,980 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 10:42:09,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:09,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 326 states and 644 transitions. [2018-10-04 10:42:09,031 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 644 transitions. [2018-10-04 10:42:09,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:09,032 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:09,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:09,039 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:09,072 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 10:42:09,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:09,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 327 states and 646 transitions. [2018-10-04 10:42:09,121 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 646 transitions. [2018-10-04 10:42:09,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:09,122 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:09,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:09,129 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:09,139 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:09,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:09,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 328 states and 648 transitions. [2018-10-04 10:42:09,189 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 648 transitions. [2018-10-04 10:42:09,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:09,189 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:09,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:09,198 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:09,224 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 10:42:09,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:09,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 329 states and 650 transitions. [2018-10-04 10:42:09,270 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 650 transitions. [2018-10-04 10:42:09,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:09,270 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:09,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:09,275 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:09,283 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 10:42:09,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:09,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 330 states and 652 transitions. [2018-10-04 10:42:09,328 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 652 transitions. [2018-10-04 10:42:09,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:09,329 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:09,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:09,349 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:09,403 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 10:42:09,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:09,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 331 states and 654 transitions. [2018-10-04 10:42:09,564 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 654 transitions. [2018-10-04 10:42:09,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:09,564 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:09,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:09,568 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:09,577 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 10:42:09,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:09,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 332 states and 656 transitions. [2018-10-04 10:42:09,620 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 656 transitions. [2018-10-04 10:42:09,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:09,621 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:09,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:09,625 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:09,634 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 10:42:09,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:09,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 333 states and 658 transitions. [2018-10-04 10:42:09,680 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 658 transitions. [2018-10-04 10:42:09,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:09,680 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:09,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:09,714 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:09,863 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 10:42:10,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:10,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 334 states and 660 transitions. [2018-10-04 10:42:10,305 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 660 transitions. [2018-10-04 10:42:10,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:10,305 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:10,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:10,318 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:10,328 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 10:42:10,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:10,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 335 states and 662 transitions. [2018-10-04 10:42:10,372 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 662 transitions. [2018-10-04 10:42:10,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:10,373 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:10,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:10,409 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:10,435 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 10:42:10,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:10,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 336 states and 664 transitions. [2018-10-04 10:42:10,478 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 664 transitions. [2018-10-04 10:42:10,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:10,479 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:10,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:10,484 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:10,492 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 10:42:10,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:10,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 337 states and 666 transitions. [2018-10-04 10:42:10,534 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 666 transitions. [2018-10-04 10:42:10,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:10,535 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:10,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:10,539 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:10,548 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:10,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:10,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 338 states and 668 transitions. [2018-10-04 10:42:10,591 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 668 transitions. [2018-10-04 10:42:10,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:10,592 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:10,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:10,597 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:10,608 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:10,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:10,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 339 states and 670 transitions. [2018-10-04 10:42:10,652 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 670 transitions. [2018-10-04 10:42:10,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:10,653 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:10,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:10,658 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:10,670 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 10:42:10,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:10,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 340 states and 672 transitions. [2018-10-04 10:42:10,716 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 672 transitions. [2018-10-04 10:42:10,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:10,717 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:10,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:10,726 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:10,735 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 10:42:10,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:10,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 341 states and 674 transitions. [2018-10-04 10:42:10,781 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 674 transitions. [2018-10-04 10:42:10,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:10,781 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:10,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:10,790 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:10,799 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:10,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:10,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 342 states and 676 transitions. [2018-10-04 10:42:10,842 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 676 transitions. [2018-10-04 10:42:10,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:10,843 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:10,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:10,849 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:10,863 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 10:42:10,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:10,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 343 states and 678 transitions. [2018-10-04 10:42:10,906 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 678 transitions. [2018-10-04 10:42:10,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:10,906 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:10,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:10,912 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:10,926 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 10:42:10,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:10,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 344 states and 680 transitions. [2018-10-04 10:42:10,968 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 680 transitions. [2018-10-04 10:42:10,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:10,968 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:10,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:10,975 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:10,990 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 10:42:11,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:11,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 345 states and 682 transitions. [2018-10-04 10:42:11,033 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 682 transitions. [2018-10-04 10:42:11,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:11,033 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:11,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:11,043 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:11,051 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 10:42:11,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:11,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 346 states and 684 transitions. [2018-10-04 10:42:11,096 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 684 transitions. [2018-10-04 10:42:11,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:11,097 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:11,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:11,103 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:11,113 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 10:42:11,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:11,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 347 states and 686 transitions. [2018-10-04 10:42:11,158 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 686 transitions. [2018-10-04 10:42:11,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:11,158 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:11,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:11,167 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:11,175 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 10:42:11,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:11,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 348 states and 688 transitions. [2018-10-04 10:42:11,217 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 688 transitions. [2018-10-04 10:42:11,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:11,217 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:11,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:11,222 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:11,234 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 10:42:11,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:11,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 349 states and 690 transitions. [2018-10-04 10:42:11,279 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 690 transitions. [2018-10-04 10:42:11,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:11,280 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:11,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:11,289 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:11,302 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:11,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:11,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 350 states and 692 transitions. [2018-10-04 10:42:11,346 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 692 transitions. [2018-10-04 10:42:11,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:11,347 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:11,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:11,357 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:11,377 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 10:42:11,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:11,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 351 states and 694 transitions. [2018-10-04 10:42:11,419 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 694 transitions. [2018-10-04 10:42:11,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:11,419 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:11,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:11,429 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:11,441 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 10:42:11,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:11,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 352 states and 696 transitions. [2018-10-04 10:42:11,486 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 696 transitions. [2018-10-04 10:42:11,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:11,487 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:11,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:11,498 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:11,510 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 10:42:11,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:11,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 353 states and 698 transitions. [2018-10-04 10:42:11,555 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 698 transitions. [2018-10-04 10:42:11,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:11,555 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:11,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:11,581 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:11,665 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 10:42:11,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:11,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 354 states and 700 transitions. [2018-10-04 10:42:11,708 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 700 transitions. [2018-10-04 10:42:11,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:11,709 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:11,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:11,714 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:11,722 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 10:42:11,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:11,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 355 states and 702 transitions. [2018-10-04 10:42:11,766 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 702 transitions. [2018-10-04 10:42:11,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:11,766 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:11,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:11,771 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:11,779 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 10:42:11,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:11,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 356 states and 704 transitions. [2018-10-04 10:42:11,824 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 704 transitions. [2018-10-04 10:42:11,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:11,824 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:11,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:11,830 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:11,841 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 10:42:11,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:11,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 357 states and 706 transitions. [2018-10-04 10:42:11,884 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 706 transitions. [2018-10-04 10:42:11,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:11,885 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:11,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:11,892 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:11,899 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 10:42:11,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:11,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 358 states and 708 transitions. [2018-10-04 10:42:11,943 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 708 transitions. [2018-10-04 10:42:11,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:11,943 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:11,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:11,949 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:11,960 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 10:42:12,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:12,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 359 states and 710 transitions. [2018-10-04 10:42:12,006 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 710 transitions. [2018-10-04 10:42:12,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:12,006 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:12,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:12,011 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:12,020 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 10:42:12,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:12,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 360 states and 712 transitions. [2018-10-04 10:42:12,064 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 712 transitions. [2018-10-04 10:42:12,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:12,065 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:12,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:12,072 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:12,082 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 10:42:12,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:12,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 361 states and 714 transitions. [2018-10-04 10:42:12,126 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 714 transitions. [2018-10-04 10:42:12,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:12,126 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:12,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:12,133 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:12,161 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 10:42:12,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:12,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 362 states and 716 transitions. [2018-10-04 10:42:12,205 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 716 transitions. [2018-10-04 10:42:12,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:12,206 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:12,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:12,213 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:12,221 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 10:42:12,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:12,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 363 states and 718 transitions. [2018-10-04 10:42:12,264 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 718 transitions. [2018-10-04 10:42:12,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:12,264 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:12,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:12,271 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:12,281 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 10:42:12,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:12,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 364 states and 720 transitions. [2018-10-04 10:42:12,327 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 720 transitions. [2018-10-04 10:42:12,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:12,327 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:12,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:12,339 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:12,351 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 10:42:12,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:12,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 365 states and 722 transitions. [2018-10-04 10:42:12,395 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 722 transitions. [2018-10-04 10:42:12,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:12,396 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:12,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:12,401 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:12,412 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 10:42:12,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:12,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 366 states and 724 transitions. [2018-10-04 10:42:12,456 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 724 transitions. [2018-10-04 10:42:12,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:12,456 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:12,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:12,462 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:12,471 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 10:42:12,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:12,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 367 states and 726 transitions. [2018-10-04 10:42:12,513 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 726 transitions. [2018-10-04 10:42:12,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:12,514 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:12,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:12,519 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:12,530 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:12,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:12,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 368 states and 728 transitions. [2018-10-04 10:42:12,576 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 728 transitions. [2018-10-04 10:42:12,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:12,576 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:12,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:12,584 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:12,595 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 10:42:12,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:12,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 369 states and 730 transitions. [2018-10-04 10:42:12,713 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 730 transitions. [2018-10-04 10:42:12,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:12,714 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:12,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:12,719 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:12,734 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:12,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:12,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 370 states and 732 transitions. [2018-10-04 10:42:12,806 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 732 transitions. [2018-10-04 10:42:12,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:12,807 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:12,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:12,812 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:12,826 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 10:42:12,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:12,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 371 states and 734 transitions. [2018-10-04 10:42:12,901 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 734 transitions. [2018-10-04 10:42:12,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:12,902 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:12,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:12,907 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:12,919 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 10:42:12,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:12,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 372 states and 736 transitions. [2018-10-04 10:42:12,995 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 736 transitions. [2018-10-04 10:42:12,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:12,996 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:13,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:13,001 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:13,015 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 10:42:13,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:13,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 373 states and 738 transitions. [2018-10-04 10:42:13,085 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 738 transitions. [2018-10-04 10:42:13,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:13,085 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:13,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:13,091 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:13,104 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 10:42:13,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:13,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 374 states and 740 transitions. [2018-10-04 10:42:13,151 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 740 transitions. [2018-10-04 10:42:13,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:13,151 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:13,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:13,156 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:13,165 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 10:42:13,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:13,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 375 states and 742 transitions. [2018-10-04 10:42:13,207 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 742 transitions. [2018-10-04 10:42:13,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:13,208 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:13,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:13,213 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:13,222 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 10:42:13,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:13,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 376 states and 744 transitions. [2018-10-04 10:42:13,265 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 744 transitions. [2018-10-04 10:42:13,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:13,265 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:13,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:13,284 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:13,303 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 10:42:13,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:13,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 377 states and 746 transitions. [2018-10-04 10:42:13,347 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 746 transitions. [2018-10-04 10:42:13,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:13,347 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:13,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:13,353 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:13,361 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 10:42:13,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:13,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 378 states and 748 transitions. [2018-10-04 10:42:13,406 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 748 transitions. [2018-10-04 10:42:13,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:13,406 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:13,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:13,412 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:13,423 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 10:42:13,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:13,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 379 states and 750 transitions. [2018-10-04 10:42:13,466 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 750 transitions. [2018-10-04 10:42:13,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:13,466 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:13,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:13,479 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:13,490 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 10:42:13,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:13,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 380 states and 752 transitions. [2018-10-04 10:42:13,536 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 752 transitions. [2018-10-04 10:42:13,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:13,536 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:13,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:13,564 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:13,577 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 10:42:13,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:13,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 381 states and 754 transitions. [2018-10-04 10:42:13,622 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 754 transitions. [2018-10-04 10:42:13,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:13,623 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:13,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:13,628 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:13,637 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 10:42:13,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:13,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 382 states and 756 transitions. [2018-10-04 10:42:13,680 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 756 transitions. [2018-10-04 10:42:13,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:13,681 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:13,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:13,702 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:13,744 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:13,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:13,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 383 states and 758 transitions. [2018-10-04 10:42:13,790 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 758 transitions. [2018-10-04 10:42:13,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:13,791 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:13,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:13,797 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:13,805 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 10:42:13,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:13,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 384 states and 760 transitions. [2018-10-04 10:42:13,850 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 760 transitions. [2018-10-04 10:42:13,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:13,850 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:13,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:13,856 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:13,865 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:13,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:13,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 385 states and 762 transitions. [2018-10-04 10:42:13,911 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 762 transitions. [2018-10-04 10:42:13,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:13,911 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:13,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:13,919 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:13,926 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 10:42:13,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:13,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 386 states and 764 transitions. [2018-10-04 10:42:13,972 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 764 transitions. [2018-10-04 10:42:13,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:13,973 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:13,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:13,979 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:13,992 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 10:42:14,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:14,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 387 states and 766 transitions. [2018-10-04 10:42:14,039 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 766 transitions. [2018-10-04 10:42:14,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:14,039 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:14,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:14,044 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:14,054 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 10:42:14,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:14,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 388 states and 768 transitions. [2018-10-04 10:42:14,098 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 768 transitions. [2018-10-04 10:42:14,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:14,099 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:14,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:14,118 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:14,133 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:14,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:14,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 389 states and 770 transitions. [2018-10-04 10:42:14,180 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 770 transitions. [2018-10-04 10:42:14,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:14,180 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:14,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:14,188 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:14,203 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 10:42:14,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:14,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 390 states and 772 transitions. [2018-10-04 10:42:14,247 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 772 transitions. [2018-10-04 10:42:14,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:14,247 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:14,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:14,253 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:14,265 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 10:42:14,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:14,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 391 states and 774 transitions. [2018-10-04 10:42:14,310 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 774 transitions. [2018-10-04 10:42:14,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:14,311 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:14,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:14,329 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:14,341 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 10:42:14,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:14,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 392 states and 776 transitions. [2018-10-04 10:42:14,387 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 776 transitions. [2018-10-04 10:42:14,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:14,387 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:14,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:14,411 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:14,429 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 10:42:14,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:14,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 393 states and 778 transitions. [2018-10-04 10:42:14,480 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 778 transitions. [2018-10-04 10:42:14,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:14,480 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:14,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:14,494 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:14,590 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 10:42:14,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:14,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 394 states and 780 transitions. [2018-10-04 10:42:14,691 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 780 transitions. [2018-10-04 10:42:14,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:14,691 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:14,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:14,698 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:14,710 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 10:42:14,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:14,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 395 states and 782 transitions. [2018-10-04 10:42:14,761 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 782 transitions. [2018-10-04 10:42:14,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:14,761 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:14,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:14,767 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:14,775 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 10:42:14,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:14,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 396 states and 784 transitions. [2018-10-04 10:42:14,826 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 784 transitions. [2018-10-04 10:42:14,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:14,827 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:14,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:14,835 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:14,845 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 10:42:14,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:14,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 397 states and 786 transitions. [2018-10-04 10:42:14,896 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 786 transitions. [2018-10-04 10:42:14,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:14,897 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:14,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:14,908 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:14,925 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 10:42:14,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:14,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 398 states and 788 transitions. [2018-10-04 10:42:14,973 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 788 transitions. [2018-10-04 10:42:14,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:14,974 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:14,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:14,982 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:14,991 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 10:42:15,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:15,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 399 states and 790 transitions. [2018-10-04 10:42:15,045 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 790 transitions. [2018-10-04 10:42:15,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:15,045 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:15,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:15,054 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:15,230 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 10:42:15,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:15,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 400 states and 792 transitions. [2018-10-04 10:42:15,935 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 792 transitions. [2018-10-04 10:42:15,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:15,936 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:15,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:15,943 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:15,956 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 10:42:16,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:16,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 401 states and 794 transitions. [2018-10-04 10:42:16,014 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 794 transitions. [2018-10-04 10:42:16,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:16,025 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:16,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:16,030 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:16,044 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 10:42:16,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:16,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 402 states and 796 transitions. [2018-10-04 10:42:16,090 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 796 transitions. [2018-10-04 10:42:16,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:16,090 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:16,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:16,096 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:16,106 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:16,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:16,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 403 states and 798 transitions. [2018-10-04 10:42:16,152 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 798 transitions. [2018-10-04 10:42:16,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:16,152 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:16,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:16,157 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:16,239 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 10:42:16,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:16,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 404 states and 800 transitions. [2018-10-04 10:42:16,283 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 800 transitions. [2018-10-04 10:42:16,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:16,283 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:16,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:16,288 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:16,296 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 10:42:16,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:16,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 405 states and 802 transitions. [2018-10-04 10:42:16,341 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 802 transitions. [2018-10-04 10:42:16,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:16,341 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:16,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:16,346 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:16,354 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 10:42:16,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:16,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 406 states and 804 transitions. [2018-10-04 10:42:16,401 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 804 transitions. [2018-10-04 10:42:16,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:16,401 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:16,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:16,408 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:16,418 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 10:42:16,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:16,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 407 states and 806 transitions. [2018-10-04 10:42:16,464 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 806 transitions. [2018-10-04 10:42:16,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:16,465 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:16,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:16,472 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:16,481 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 10:42:16,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:16,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 408 states and 808 transitions. [2018-10-04 10:42:16,528 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 808 transitions. [2018-10-04 10:42:16,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:16,529 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:16,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:16,533 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:16,548 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:16,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:16,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 409 states and 810 transitions. [2018-10-04 10:42:16,594 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 810 transitions. [2018-10-04 10:42:16,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:16,594 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:16,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:16,601 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:16,610 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 10:42:16,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:16,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 410 states and 812 transitions. [2018-10-04 10:42:16,657 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 812 transitions. [2018-10-04 10:42:16,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:16,657 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:16,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:16,665 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:16,674 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 10:42:16,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:16,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 411 states and 814 transitions. [2018-10-04 10:42:16,720 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 814 transitions. [2018-10-04 10:42:16,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:16,721 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:16,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:16,727 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:16,739 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 10:42:16,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:16,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 412 states and 816 transitions. [2018-10-04 10:42:16,784 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 816 transitions. [2018-10-04 10:42:16,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:16,784 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:16,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:16,790 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:16,799 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:16,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:16,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 413 states and 818 transitions. [2018-10-04 10:42:16,845 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 818 transitions. [2018-10-04 10:42:16,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:16,846 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:16,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:16,851 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:16,867 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 10:42:16,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:16,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 414 states and 820 transitions. [2018-10-04 10:42:16,912 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 820 transitions. [2018-10-04 10:42:16,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:16,913 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:16,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:16,920 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:16,929 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 10:42:16,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:16,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 415 states and 822 transitions. [2018-10-04 10:42:16,975 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 822 transitions. [2018-10-04 10:42:16,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:16,976 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:16,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:16,980 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:17,121 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 10:42:17,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:17,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 416 states and 824 transitions. [2018-10-04 10:42:17,170 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 824 transitions. [2018-10-04 10:42:17,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:17,170 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:17,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:17,175 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:17,184 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 10:42:17,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:17,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 417 states and 826 transitions. [2018-10-04 10:42:17,228 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 826 transitions. [2018-10-04 10:42:17,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:17,229 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:17,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:17,234 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:17,242 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 10:42:17,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:17,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 418 states and 828 transitions. [2018-10-04 10:42:17,290 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 828 transitions. [2018-10-04 10:42:17,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:17,291 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:17,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:17,295 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:17,305 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 10:42:17,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:17,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 419 states and 830 transitions. [2018-10-04 10:42:17,354 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 830 transitions. [2018-10-04 10:42:17,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:17,354 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:17,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:17,362 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:17,371 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 10:42:17,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:17,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 420 states and 832 transitions. [2018-10-04 10:42:17,416 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 832 transitions. [2018-10-04 10:42:17,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:17,417 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:17,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:17,424 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:17,435 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 10:42:17,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:17,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 421 states and 834 transitions. [2018-10-04 10:42:17,478 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 834 transitions. [2018-10-04 10:42:17,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:17,479 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:17,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:17,485 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:17,495 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 10:42:17,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:17,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 422 states and 836 transitions. [2018-10-04 10:42:17,541 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 836 transitions. [2018-10-04 10:42:17,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:17,541 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:17,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:17,548 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:17,561 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 10:42:17,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:17,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 423 states and 838 transitions. [2018-10-04 10:42:17,608 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 838 transitions. [2018-10-04 10:42:17,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:17,608 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:17,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:17,612 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:17,623 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 10:42:17,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:17,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 424 states and 840 transitions. [2018-10-04 10:42:17,671 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 840 transitions. [2018-10-04 10:42:17,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:17,671 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:17,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:17,676 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:17,688 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 10:42:17,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:17,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842 states to 425 states and 842 transitions. [2018-10-04 10:42:17,733 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 842 transitions. [2018-10-04 10:42:17,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:17,733 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:17,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:17,738 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:17,750 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 10:42:17,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:17,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 426 states and 844 transitions. [2018-10-04 10:42:17,825 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 844 transitions. [2018-10-04 10:42:17,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:17,826 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:17,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:17,831 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:17,845 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 10:42:17,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:17,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 427 states and 846 transitions. [2018-10-04 10:42:17,926 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 846 transitions. [2018-10-04 10:42:17,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:17,927 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:17,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:17,932 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:17,944 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 10:42:18,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:18,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 848 states to 428 states and 848 transitions. [2018-10-04 10:42:18,016 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 848 transitions. [2018-10-04 10:42:18,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:18,016 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:18,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:18,021 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:18,035 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 10:42:18,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:18,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 850 states to 429 states and 850 transitions. [2018-10-04 10:42:18,113 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 850 transitions. [2018-10-04 10:42:18,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:18,113 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:18,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:18,118 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:18,132 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 10:42:18,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:18,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 430 states and 852 transitions. [2018-10-04 10:42:18,209 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 852 transitions. [2018-10-04 10:42:18,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:18,209 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:18,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:18,214 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:18,227 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 10:42:18,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:18,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 854 states to 431 states and 854 transitions. [2018-10-04 10:42:18,285 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 854 transitions. [2018-10-04 10:42:18,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:18,286 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:18,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:18,291 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:18,300 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 10:42:18,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:18,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 432 states and 856 transitions. [2018-10-04 10:42:18,345 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 856 transitions. [2018-10-04 10:42:18,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:18,345 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:18,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:18,352 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:18,366 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 10:42:18,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:18,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 433 states and 858 transitions. [2018-10-04 10:42:18,410 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 858 transitions. [2018-10-04 10:42:18,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:18,410 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:18,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:18,415 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:18,423 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 10:42:18,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:18,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860 states to 434 states and 860 transitions. [2018-10-04 10:42:18,467 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 860 transitions. [2018-10-04 10:42:18,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:18,467 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:18,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:18,474 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:18,487 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 10:42:18,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:18,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 435 states and 862 transitions. [2018-10-04 10:42:18,531 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 862 transitions. [2018-10-04 10:42:18,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:18,531 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:18,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:18,541 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:18,552 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 10:42:18,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:18,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 436 states and 864 transitions. [2018-10-04 10:42:18,599 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 864 transitions. [2018-10-04 10:42:18,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:18,599 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:18,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:18,617 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:18,627 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 10:42:18,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:18,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 437 states and 866 transitions. [2018-10-04 10:42:18,676 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 866 transitions. [2018-10-04 10:42:18,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:18,677 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:18,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:18,681 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:18,692 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 10:42:18,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:18,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 438 states and 868 transitions. [2018-10-04 10:42:18,738 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 868 transitions. [2018-10-04 10:42:18,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:18,738 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:18,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:18,743 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:18,753 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 10:42:18,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:18,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 439 states and 870 transitions. [2018-10-04 10:42:18,797 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 870 transitions. [2018-10-04 10:42:18,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:18,797 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:18,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:18,803 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:18,816 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 10:42:18,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:18,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 440 states and 872 transitions. [2018-10-04 10:42:18,864 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 872 transitions. [2018-10-04 10:42:18,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:18,865 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:18,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:18,871 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:18,883 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 10:42:18,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:18,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874 states to 441 states and 874 transitions. [2018-10-04 10:42:18,929 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 874 transitions. [2018-10-04 10:42:18,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:18,929 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:18,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:18,935 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:18,947 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 10:42:18,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:18,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 442 states and 876 transitions. [2018-10-04 10:42:18,995 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 876 transitions. [2018-10-04 10:42:18,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:18,996 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:19,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:19,004 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:19,018 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 10:42:19,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:19,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 443 states and 878 transitions. [2018-10-04 10:42:19,064 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 878 transitions. [2018-10-04 10:42:19,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:19,065 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:19,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:19,075 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:19,082 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 10:42:19,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:19,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 444 states and 880 transitions. [2018-10-04 10:42:19,129 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 880 transitions. [2018-10-04 10:42:19,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:19,130 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:19,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:19,136 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:19,150 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 10:42:19,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:19,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 882 states to 445 states and 882 transitions. [2018-10-04 10:42:19,199 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 882 transitions. [2018-10-04 10:42:19,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:19,199 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:19,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:19,206 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:19,218 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 10:42:19,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:19,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 446 states and 884 transitions. [2018-10-04 10:42:19,268 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 884 transitions. [2018-10-04 10:42:19,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:19,269 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:19,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:19,274 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:19,285 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 10:42:19,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:19,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 447 states and 886 transitions. [2018-10-04 10:42:19,330 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 886 transitions. [2018-10-04 10:42:19,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:19,331 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:19,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:19,336 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:19,350 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 10:42:19,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:19,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 448 states and 888 transitions. [2018-10-04 10:42:19,396 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 888 transitions. [2018-10-04 10:42:19,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:19,397 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:19,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:19,405 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:19,415 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 10:42:19,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:19,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 449 states and 890 transitions. [2018-10-04 10:42:19,463 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 890 transitions. [2018-10-04 10:42:19,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:19,463 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:19,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:19,470 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:19,479 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 10:42:19,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:19,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 450 states and 892 transitions. [2018-10-04 10:42:19,528 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 892 transitions. [2018-10-04 10:42:19,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:19,529 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:19,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:19,535 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:19,549 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 10:42:19,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:19,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 451 states and 894 transitions. [2018-10-04 10:42:19,595 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 894 transitions. [2018-10-04 10:42:19,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:19,596 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:19,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:19,602 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:19,612 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 10:42:19,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:19,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 452 states and 896 transitions. [2018-10-04 10:42:19,659 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 896 transitions. [2018-10-04 10:42:19,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:19,660 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:19,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:19,665 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:19,678 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 10:42:19,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:19,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 453 states and 898 transitions. [2018-10-04 10:42:19,725 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 898 transitions. [2018-10-04 10:42:19,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:19,725 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:19,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:19,733 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:19,742 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:19,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:19,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 454 states and 900 transitions. [2018-10-04 10:42:19,791 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 900 transitions. [2018-10-04 10:42:19,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:19,791 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:19,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:19,797 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:19,809 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 10:42:19,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:19,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 902 states to 455 states and 902 transitions. [2018-10-04 10:42:19,858 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 902 transitions. [2018-10-04 10:42:19,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:19,858 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:19,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:19,866 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:19,877 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 10:42:19,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:19,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 456 states and 904 transitions. [2018-10-04 10:42:19,924 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 904 transitions. [2018-10-04 10:42:19,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:19,924 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:19,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:19,933 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:19,969 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 10:42:20,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:20,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906 states to 457 states and 906 transitions. [2018-10-04 10:42:20,015 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 906 transitions. [2018-10-04 10:42:20,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:20,015 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:20,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:20,023 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:20,047 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 10:42:20,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:20,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 458 states and 908 transitions. [2018-10-04 10:42:20,092 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 908 transitions. [2018-10-04 10:42:20,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:20,092 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:20,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:20,099 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:20,108 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 10:42:20,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:20,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 910 states to 459 states and 910 transitions. [2018-10-04 10:42:20,157 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 910 transitions. [2018-10-04 10:42:20,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:20,157 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:20,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:20,165 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:20,176 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 10:42:20,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:20,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 912 states to 460 states and 912 transitions. [2018-10-04 10:42:20,222 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 912 transitions. [2018-10-04 10:42:20,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:20,222 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:20,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:20,228 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:20,239 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 10:42:20,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:20,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 914 states to 461 states and 914 transitions. [2018-10-04 10:42:20,286 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 914 transitions. [2018-10-04 10:42:20,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:20,287 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:20,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:20,294 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:20,306 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 10:42:20,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:20,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 462 states and 916 transitions. [2018-10-04 10:42:20,354 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 916 transitions. [2018-10-04 10:42:20,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:20,354 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:20,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:20,361 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:20,369 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 10:42:20,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:20,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 463 states and 918 transitions. [2018-10-04 10:42:20,417 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 918 transitions. [2018-10-04 10:42:20,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:20,417 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:20,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:20,424 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:20,436 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 10:42:20,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:20,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 464 states and 920 transitions. [2018-10-04 10:42:20,481 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 920 transitions. [2018-10-04 10:42:20,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:20,481 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:20,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:20,487 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:20,498 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 10:42:20,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:20,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 922 states to 465 states and 922 transitions. [2018-10-04 10:42:20,545 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 922 transitions. [2018-10-04 10:42:20,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:20,545 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:20,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:20,554 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:20,564 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 10:42:20,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:20,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 466 states and 924 transitions. [2018-10-04 10:42:20,614 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 924 transitions. [2018-10-04 10:42:20,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:20,614 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:20,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:20,619 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:20,636 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 10:42:20,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:20,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 926 states to 467 states and 926 transitions. [2018-10-04 10:42:20,726 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 926 transitions. [2018-10-04 10:42:20,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:20,726 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:20,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:20,732 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:20,746 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 10:42:20,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:20,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 468 states and 928 transitions. [2018-10-04 10:42:20,824 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 928 transitions. [2018-10-04 10:42:20,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:20,824 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:20,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:20,838 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:20,861 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 10:42:20,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:20,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 469 states and 930 transitions. [2018-10-04 10:42:20,913 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 930 transitions. [2018-10-04 10:42:20,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:20,913 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:20,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:20,919 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:20,947 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 10:42:21,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:21,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 470 states and 932 transitions. [2018-10-04 10:42:21,062 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 932 transitions. [2018-10-04 10:42:21,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:21,062 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:21,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:21,069 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:21,079 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 10:42:21,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:21,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 934 states to 471 states and 934 transitions. [2018-10-04 10:42:21,129 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 934 transitions. [2018-10-04 10:42:21,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:21,130 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:21,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:21,137 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:21,147 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 10:42:21,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:21,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 472 states and 936 transitions. [2018-10-04 10:42:21,210 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 936 transitions. [2018-10-04 10:42:21,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:21,210 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:21,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:21,217 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:21,233 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 10:42:21,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:21,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 473 states and 938 transitions. [2018-10-04 10:42:21,277 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 938 transitions. [2018-10-04 10:42:21,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:21,277 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:21,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:21,283 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:21,295 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 10:42:21,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:21,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940 states to 474 states and 940 transitions. [2018-10-04 10:42:21,343 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 940 transitions. [2018-10-04 10:42:21,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:21,343 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:21,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:21,348 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:21,358 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 10:42:21,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:21,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 475 states and 942 transitions. [2018-10-04 10:42:21,408 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 942 transitions. [2018-10-04 10:42:21,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:21,408 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:21,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:21,417 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:21,427 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 10:42:21,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:21,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 476 states and 944 transitions. [2018-10-04 10:42:21,473 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 944 transitions. [2018-10-04 10:42:21,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:21,473 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:21,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:21,478 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:21,488 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 10:42:21,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:21,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 477 states and 946 transitions. [2018-10-04 10:42:21,536 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 946 transitions. [2018-10-04 10:42:21,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:21,537 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:21,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:21,542 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:21,555 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 10:42:21,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:21,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 478 states and 948 transitions. [2018-10-04 10:42:21,602 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 948 transitions. [2018-10-04 10:42:21,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:21,602 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:21,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:21,609 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:21,620 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 10:42:21,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:21,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 950 states to 479 states and 950 transitions. [2018-10-04 10:42:21,668 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 950 transitions. [2018-10-04 10:42:21,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:21,668 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:21,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:21,675 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:21,683 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 10:42:21,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:21,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 952 states to 480 states and 952 transitions. [2018-10-04 10:42:21,728 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 952 transitions. [2018-10-04 10:42:21,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:21,728 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:21,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:21,735 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:21,750 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 10:42:21,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:21,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 481 states and 954 transitions. [2018-10-04 10:42:21,796 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 954 transitions. [2018-10-04 10:42:21,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:21,797 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:21,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:21,801 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:21,815 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 10:42:21,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:21,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 482 states and 956 transitions. [2018-10-04 10:42:21,861 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 956 transitions. [2018-10-04 10:42:21,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:21,861 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:21,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:21,866 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:21,879 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 10:42:21,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:21,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 483 states and 958 transitions. [2018-10-04 10:42:21,924 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 958 transitions. [2018-10-04 10:42:21,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:21,924 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:21,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:21,929 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:21,941 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 10:42:21,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:21,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 484 states and 960 transitions. [2018-10-04 10:42:21,988 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 960 transitions. [2018-10-04 10:42:21,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:21,989 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:21,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:21,997 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:22,006 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 10:42:22,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:22,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 962 states to 485 states and 962 transitions. [2018-10-04 10:42:22,054 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 962 transitions. [2018-10-04 10:42:22,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:22,054 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:22,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:22,059 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:22,071 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:22,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:22,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 486 states and 964 transitions. [2018-10-04 10:42:22,117 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 964 transitions. [2018-10-04 10:42:22,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:22,117 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:22,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:22,122 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:22,133 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:22,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:22,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 487 states and 966 transitions. [2018-10-04 10:42:22,181 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 966 transitions. [2018-10-04 10:42:22,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:22,182 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:22,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:22,191 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:22,200 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 10:42:22,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:22,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 968 states to 488 states and 968 transitions. [2018-10-04 10:42:22,247 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 968 transitions. [2018-10-04 10:42:22,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:22,247 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:22,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:22,254 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:22,265 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 10:42:22,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:22,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970 states to 489 states and 970 transitions. [2018-10-04 10:42:22,312 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 970 transitions. [2018-10-04 10:42:22,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:22,312 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:22,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:22,322 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:22,330 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:22,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:22,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 972 states to 490 states and 972 transitions. [2018-10-04 10:42:22,377 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 972 transitions. [2018-10-04 10:42:22,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:22,378 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:22,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:22,385 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:22,392 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 10:42:22,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:22,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 974 states to 491 states and 974 transitions. [2018-10-04 10:42:22,438 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 974 transitions. [2018-10-04 10:42:22,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:22,438 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:22,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:22,443 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:22,508 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:22,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:22,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 492 states and 976 transitions. [2018-10-04 10:42:22,553 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 976 transitions. [2018-10-04 10:42:22,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:22,554 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:22,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:22,558 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:22,566 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 10:42:22,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:22,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 978 states to 493 states and 978 transitions. [2018-10-04 10:42:22,613 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 978 transitions. [2018-10-04 10:42:22,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:22,613 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:22,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:22,618 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:22,627 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 10:42:22,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:22,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 980 states to 494 states and 980 transitions. [2018-10-04 10:42:22,674 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 980 transitions. [2018-10-04 10:42:22,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:22,674 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:22,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:22,681 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:22,691 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 10:42:22,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:22,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 982 states to 495 states and 982 transitions. [2018-10-04 10:42:22,738 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 982 transitions. [2018-10-04 10:42:22,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:22,739 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:22,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:22,746 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:22,755 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 10:42:22,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:22,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 984 states to 496 states and 984 transitions. [2018-10-04 10:42:22,805 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 984 transitions. [2018-10-04 10:42:22,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:22,806 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:22,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:22,813 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:22,823 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 10:42:22,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:22,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 986 states to 497 states and 986 transitions. [2018-10-04 10:42:22,873 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 986 transitions. [2018-10-04 10:42:22,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:22,873 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:22,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:22,878 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:22,898 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 10:42:22,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:22,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 498 states and 988 transitions. [2018-10-04 10:42:22,977 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 988 transitions. [2018-10-04 10:42:22,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:22,978 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:22,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:22,982 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:23,000 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 10:42:23,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:23,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 499 states and 990 transitions. [2018-10-04 10:42:23,081 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 990 transitions. [2018-10-04 10:42:23,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:23,082 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:23,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:23,087 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:23,104 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 10:42:23,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:23,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 992 states to 500 states and 992 transitions. [2018-10-04 10:42:23,181 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 992 transitions. [2018-10-04 10:42:23,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:23,182 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:23,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:23,189 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:23,202 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:23,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:23,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 994 states to 501 states and 994 transitions. [2018-10-04 10:42:23,251 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 994 transitions. [2018-10-04 10:42:23,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:23,252 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:23,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:23,256 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:23,264 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 10:42:23,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:23,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 502 states and 996 transitions. [2018-10-04 10:42:23,310 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 996 transitions. [2018-10-04 10:42:23,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:23,311 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:23,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:23,316 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:23,326 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 10:42:23,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:23,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 998 states to 503 states and 998 transitions. [2018-10-04 10:42:23,375 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 998 transitions. [2018-10-04 10:42:23,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:23,376 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:23,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:23,384 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:23,393 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 10:42:23,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:23,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1000 states to 504 states and 1000 transitions. [2018-10-04 10:42:23,440 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 1000 transitions. [2018-10-04 10:42:23,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:23,440 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:23,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:23,448 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:23,464 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 10:42:23,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:23,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1002 states to 505 states and 1002 transitions. [2018-10-04 10:42:23,515 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 1002 transitions. [2018-10-04 10:42:23,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:23,515 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:23,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:23,535 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:23,682 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 10:42:23,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:23,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 506 states and 1004 transitions. [2018-10-04 10:42:23,751 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 1004 transitions. [2018-10-04 10:42:23,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:23,751 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:23,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:23,756 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:23,763 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 10:42:23,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:23,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 507 states and 1006 transitions. [2018-10-04 10:42:23,810 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 1006 transitions. [2018-10-04 10:42:23,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:23,810 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:23,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:23,815 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:23,823 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 10:42:23,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:23,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1008 states to 508 states and 1008 transitions. [2018-10-04 10:42:23,869 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 1008 transitions. [2018-10-04 10:42:23,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:23,869 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:23,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:23,875 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:23,889 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 10:42:23,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:23,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1010 states to 509 states and 1010 transitions. [2018-10-04 10:42:23,936 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 1010 transitions. [2018-10-04 10:42:23,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:23,936 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:23,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:23,943 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:23,954 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 10:42:24,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:24,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1012 states to 510 states and 1012 transitions. [2018-10-04 10:42:24,001 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 1012 transitions. [2018-10-04 10:42:24,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:24,002 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:24,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:24,026 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:24,041 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 10:42:24,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:24,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1014 states to 511 states and 1014 transitions. [2018-10-04 10:42:24,092 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 1014 transitions. [2018-10-04 10:42:24,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:24,092 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:24,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:24,097 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:24,110 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 10:42:24,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:24,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 512 states and 1016 transitions. [2018-10-04 10:42:24,155 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 1016 transitions. [2018-10-04 10:42:24,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:24,155 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:24,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:24,167 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:24,180 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 10:42:24,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:24,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1018 states to 513 states and 1018 transitions. [2018-10-04 10:42:24,230 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 1018 transitions. [2018-10-04 10:42:24,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:24,230 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:24,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:24,236 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:24,248 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 10:42:24,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:24,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 514 states and 1020 transitions. [2018-10-04 10:42:24,297 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 1020 transitions. [2018-10-04 10:42:24,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:24,297 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:24,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:24,305 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:24,313 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 10:42:24,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:24,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 515 states and 1022 transitions. [2018-10-04 10:42:24,361 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 1022 transitions. [2018-10-04 10:42:24,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:24,362 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:24,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:24,377 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:24,392 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 10:42:24,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:24,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1024 states to 516 states and 1024 transitions. [2018-10-04 10:42:24,438 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 1024 transitions. [2018-10-04 10:42:24,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:24,439 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:24,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:24,455 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:24,467 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 10:42:24,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:24,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 517 states and 1026 transitions. [2018-10-04 10:42:24,518 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 1026 transitions. [2018-10-04 10:42:24,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:24,519 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:24,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:24,528 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:24,540 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 10:42:24,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:24,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 518 states and 1028 transitions. [2018-10-04 10:42:24,586 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 1028 transitions. [2018-10-04 10:42:24,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:24,586 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:24,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:24,593 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:24,606 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 10:42:24,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:24,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 519 states and 1030 transitions. [2018-10-04 10:42:24,651 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 1030 transitions. [2018-10-04 10:42:24,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:24,652 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:24,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:24,662 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:24,675 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:24,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:24,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 520 states and 1032 transitions. [2018-10-04 10:42:24,728 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 1032 transitions. [2018-10-04 10:42:24,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:24,728 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:24,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:24,747 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:24,762 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 10:42:24,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:24,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 521 states and 1034 transitions. [2018-10-04 10:42:24,808 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 1034 transitions. [2018-10-04 10:42:24,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:24,809 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:24,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:24,838 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:24,920 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 10:42:24,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:24,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1036 states to 522 states and 1036 transitions. [2018-10-04 10:42:24,980 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 1036 transitions. [2018-10-04 10:42:24,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:24,981 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:24,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:24,986 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:24,996 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 10:42:25,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:25,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 523 states and 1038 transitions. [2018-10-04 10:42:25,041 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 1038 transitions. [2018-10-04 10:42:25,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:25,042 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:25,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:25,047 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:25,055 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 10:42:25,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:25,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1040 states to 524 states and 1040 transitions. [2018-10-04 10:42:25,102 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 1040 transitions. [2018-10-04 10:42:25,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:25,103 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:25,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:25,108 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:25,120 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 10:42:25,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:25,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1042 states to 525 states and 1042 transitions. [2018-10-04 10:42:25,169 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 1042 transitions. [2018-10-04 10:42:25,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:25,170 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:25,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:25,178 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:25,185 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 10:42:25,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:25,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1044 states to 526 states and 1044 transitions. [2018-10-04 10:42:25,234 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 1044 transitions. [2018-10-04 10:42:25,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:25,234 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:25,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:25,241 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:25,252 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 10:42:25,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:25,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 527 states and 1046 transitions. [2018-10-04 10:42:25,303 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 1046 transitions. [2018-10-04 10:42:25,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:25,303 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:25,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:25,312 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:25,386 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 10:42:25,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:25,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1048 states to 528 states and 1048 transitions. [2018-10-04 10:42:25,446 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 1048 transitions. [2018-10-04 10:42:25,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:25,447 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:25,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:25,452 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:25,458 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 10:42:25,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:25,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 529 states and 1050 transitions. [2018-10-04 10:42:25,505 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 1050 transitions. [2018-10-04 10:42:25,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:25,505 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:25,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:25,511 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:25,520 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 10:42:25,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:25,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1052 states to 530 states and 1052 transitions. [2018-10-04 10:42:25,567 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 1052 transitions. [2018-10-04 10:42:25,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:25,568 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:25,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:25,573 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:25,587 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 10:42:25,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:25,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1054 states to 531 states and 1054 transitions. [2018-10-04 10:42:25,632 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 1054 transitions. [2018-10-04 10:42:25,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:25,633 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:25,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:25,639 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:25,652 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:25,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:25,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1056 states to 532 states and 1056 transitions. [2018-10-04 10:42:25,702 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 1056 transitions. [2018-10-04 10:42:25,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:25,703 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:25,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:25,709 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:25,722 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 10:42:25,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:25,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1058 states to 533 states and 1058 transitions. [2018-10-04 10:42:25,771 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 1058 transitions. [2018-10-04 10:42:25,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:25,772 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:25,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:25,777 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:25,791 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:25,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:25,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 534 states and 1060 transitions. [2018-10-04 10:42:25,841 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 1060 transitions. [2018-10-04 10:42:25,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:25,841 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:25,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:25,847 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:25,862 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 10:42:25,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:25,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1062 states to 535 states and 1062 transitions. [2018-10-04 10:42:25,914 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 1062 transitions. [2018-10-04 10:42:25,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:25,914 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:25,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:25,921 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:25,935 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 10:42:25,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:25,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1064 states to 536 states and 1064 transitions. [2018-10-04 10:42:25,986 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 1064 transitions. [2018-10-04 10:42:25,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:25,986 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:25,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:25,993 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:26,004 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 10:42:26,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:26,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066 states to 537 states and 1066 transitions. [2018-10-04 10:42:26,055 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 1066 transitions. [2018-10-04 10:42:26,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:26,055 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:26,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:26,063 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:26,075 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 10:42:26,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:26,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1068 states to 538 states and 1068 transitions. [2018-10-04 10:42:26,125 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 1068 transitions. [2018-10-04 10:42:26,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:26,125 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:26,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:26,132 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:26,147 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 10:42:26,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:26,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1070 states to 539 states and 1070 transitions. [2018-10-04 10:42:26,197 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 1070 transitions. [2018-10-04 10:42:26,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:26,197 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:26,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:26,205 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:26,218 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 10:42:26,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:26,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 540 states and 1072 transitions. [2018-10-04 10:42:26,275 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 1072 transitions. [2018-10-04 10:42:26,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:26,275 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:26,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:26,283 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:26,298 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 10:42:26,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:26,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074 states to 541 states and 1074 transitions. [2018-10-04 10:42:26,357 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 1074 transitions. [2018-10-04 10:42:26,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:26,357 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:26,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:26,365 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:26,378 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 10:42:26,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:26,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1076 states to 542 states and 1076 transitions. [2018-10-04 10:42:26,454 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 1076 transitions. [2018-10-04 10:42:26,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:26,454 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:26,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:26,460 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:26,471 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 10:42:26,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:26,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1078 states to 543 states and 1078 transitions. [2018-10-04 10:42:26,522 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 1078 transitions. [2018-10-04 10:42:26,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:26,522 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:26,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:26,527 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:26,536 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 10:42:26,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:26,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1080 states to 544 states and 1080 transitions. [2018-10-04 10:42:26,584 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 1080 transitions. [2018-10-04 10:42:26,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:26,584 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:26,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:26,600 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:26,612 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 10:42:26,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:26,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1082 states to 545 states and 1082 transitions. [2018-10-04 10:42:26,658 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 1082 transitions. [2018-10-04 10:42:26,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:26,658 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:26,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:26,662 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:26,673 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 10:42:26,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:26,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 546 states and 1084 transitions. [2018-10-04 10:42:26,722 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 1084 transitions. [2018-10-04 10:42:26,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:26,722 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:26,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:26,729 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:26,743 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 10:42:26,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:26,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1086 states to 547 states and 1086 transitions. [2018-10-04 10:42:26,793 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 1086 transitions. [2018-10-04 10:42:26,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:26,793 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:26,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:26,807 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:26,819 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 10:42:26,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:26,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 548 states and 1088 transitions. [2018-10-04 10:42:26,868 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 1088 transitions. [2018-10-04 10:42:26,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:26,869 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:26,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:26,879 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:26,891 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:26,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:26,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 549 states and 1090 transitions. [2018-10-04 10:42:26,938 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 1090 transitions. [2018-10-04 10:42:26,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:26,939 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:26,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:26,947 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:26,956 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 10:42:27,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:27,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1092 states to 550 states and 1092 transitions. [2018-10-04 10:42:27,009 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 1092 transitions. [2018-10-04 10:42:27,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:27,010 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:27,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:27,014 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:27,027 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 10:42:27,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:27,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1094 states to 551 states and 1094 transitions. [2018-10-04 10:42:27,080 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 1094 transitions. [2018-10-04 10:42:27,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:27,080 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:27,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:27,084 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:27,098 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 10:42:27,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:27,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 552 states and 1096 transitions. [2018-10-04 10:42:27,147 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 1096 transitions. [2018-10-04 10:42:27,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:27,147 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:27,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:27,154 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:27,163 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 10:42:27,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:27,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 553 states and 1098 transitions. [2018-10-04 10:42:27,211 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 1098 transitions. [2018-10-04 10:42:27,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:27,211 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:27,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:27,256 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:27,280 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 10:42:27,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:27,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 554 states and 1100 transitions. [2018-10-04 10:42:27,332 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 1100 transitions. [2018-10-04 10:42:27,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:27,333 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:27,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:27,337 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:27,346 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 10:42:27,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:27,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 555 states and 1102 transitions. [2018-10-04 10:42:27,395 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 1102 transitions. [2018-10-04 10:42:27,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:27,395 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:27,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:27,409 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:27,423 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 10:42:27,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:27,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 556 states and 1104 transitions. [2018-10-04 10:42:27,470 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 1104 transitions. [2018-10-04 10:42:27,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:27,471 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:27,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:27,491 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:27,503 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 10:42:27,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:27,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 557 states and 1106 transitions. [2018-10-04 10:42:27,554 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 1106 transitions. [2018-10-04 10:42:27,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:27,554 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:27,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:27,562 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:27,572 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 10:42:27,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:27,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 558 states and 1108 transitions. [2018-10-04 10:42:27,622 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 1108 transitions. [2018-10-04 10:42:27,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:27,623 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:27,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:27,629 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:27,639 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 10:42:27,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:27,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1110 states to 559 states and 1110 transitions. [2018-10-04 10:42:27,686 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 1110 transitions. [2018-10-04 10:42:27,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:27,687 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:27,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:27,706 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:27,849 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 10:42:28,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:28,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 560 states and 1112 transitions. [2018-10-04 10:42:28,471 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 1112 transitions. [2018-10-04 10:42:28,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:28,471 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:28,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:28,491 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:28,514 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 10:42:28,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:28,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1114 states to 561 states and 1114 transitions. [2018-10-04 10:42:28,568 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 1114 transitions. [2018-10-04 10:42:28,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:28,568 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:28,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:28,573 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:28,582 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 10:42:28,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:28,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 562 states and 1116 transitions. [2018-10-04 10:42:28,633 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 1116 transitions. [2018-10-04 10:42:28,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:28,634 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:28,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:28,638 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:28,650 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 10:42:28,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:28,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1118 states to 563 states and 1118 transitions. [2018-10-04 10:42:28,698 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 1118 transitions. [2018-10-04 10:42:28,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:28,699 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:28,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:28,720 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:28,754 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 10:42:28,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:28,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120 states to 564 states and 1120 transitions. [2018-10-04 10:42:28,801 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 1120 transitions. [2018-10-04 10:42:28,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:28,802 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:28,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:28,807 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:28,816 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 10:42:28,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:28,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 565 states and 1122 transitions. [2018-10-04 10:42:28,868 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 1122 transitions. [2018-10-04 10:42:28,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:28,868 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:28,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:28,873 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:28,883 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 10:42:28,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:28,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 566 states and 1124 transitions. [2018-10-04 10:42:28,935 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 1124 transitions. [2018-10-04 10:42:28,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:28,935 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:28,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:28,940 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:28,953 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 10:42:29,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:29,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1126 states to 567 states and 1126 transitions. [2018-10-04 10:42:29,003 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 1126 transitions. [2018-10-04 10:42:29,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:29,004 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:29,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:29,025 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:29,179 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 10:42:29,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:29,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1128 states to 568 states and 1128 transitions. [2018-10-04 10:42:29,298 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 1128 transitions. [2018-10-04 10:42:29,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:29,299 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:29,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:29,304 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:29,310 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 10:42:29,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:29,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1130 states to 569 states and 1130 transitions. [2018-10-04 10:42:29,360 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 1130 transitions. [2018-10-04 10:42:29,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:29,360 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:29,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:29,365 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:29,373 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 10:42:29,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:29,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1132 states to 570 states and 1132 transitions. [2018-10-04 10:42:29,423 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 1132 transitions. [2018-10-04 10:42:29,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:29,423 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:29,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:29,428 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:29,442 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 10:42:29,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:29,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 571 states and 1134 transitions. [2018-10-04 10:42:29,489 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 1134 transitions. [2018-10-04 10:42:29,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:29,490 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:29,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:29,495 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:29,508 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:29,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:29,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1136 states to 572 states and 1136 transitions. [2018-10-04 10:42:29,558 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 1136 transitions. [2018-10-04 10:42:29,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:29,559 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:29,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:29,566 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:29,582 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 10:42:29,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:29,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 573 states and 1138 transitions. [2018-10-04 10:42:29,629 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 1138 transitions. [2018-10-04 10:42:29,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:29,629 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:29,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:29,634 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:29,646 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 10:42:29,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:29,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1140 states to 574 states and 1140 transitions. [2018-10-04 10:42:29,699 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 1140 transitions. [2018-10-04 10:42:29,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:29,699 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:29,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:29,706 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:29,716 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 10:42:29,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:29,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1142 states to 575 states and 1142 transitions. [2018-10-04 10:42:29,766 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 1142 transitions. [2018-10-04 10:42:29,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:29,767 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:29,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:29,772 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:29,914 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 10:42:29,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:29,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1144 states to 576 states and 1144 transitions. [2018-10-04 10:42:29,968 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 1144 transitions. [2018-10-04 10:42:29,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:29,968 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:29,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:29,973 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:29,980 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 10:42:30,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:30,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1146 states to 577 states and 1146 transitions. [2018-10-04 10:42:30,032 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 1146 transitions. [2018-10-04 10:42:30,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:30,032 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:30,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:30,037 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:30,046 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 10:42:30,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:30,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 578 states and 1148 transitions. [2018-10-04 10:42:30,096 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 1148 transitions. [2018-10-04 10:42:30,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:30,096 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:30,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:30,103 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:30,113 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 10:42:30,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:30,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150 states to 579 states and 1150 transitions. [2018-10-04 10:42:30,161 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 1150 transitions. [2018-10-04 10:42:30,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:30,162 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:30,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:30,166 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:30,182 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 10:42:30,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:30,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1152 states to 580 states and 1152 transitions. [2018-10-04 10:42:30,232 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 1152 transitions. [2018-10-04 10:42:30,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:30,232 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:30,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:30,239 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:30,251 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 10:42:30,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:30,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154 states to 581 states and 1154 transitions. [2018-10-04 10:42:30,299 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 1154 transitions. [2018-10-04 10:42:30,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:30,300 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:30,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:30,306 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:30,363 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 10:42:30,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:30,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 582 states and 1156 transitions. [2018-10-04 10:42:30,412 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 1156 transitions. [2018-10-04 10:42:30,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:30,412 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:30,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:30,417 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:30,426 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 10:42:30,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:30,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1158 states to 583 states and 1158 transitions. [2018-10-04 10:42:30,474 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 1158 transitions. [2018-10-04 10:42:30,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:30,474 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:30,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:30,479 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:30,487 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 10:42:30,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:30,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160 states to 584 states and 1160 transitions. [2018-10-04 10:42:30,535 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 1160 transitions. [2018-10-04 10:42:30,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:30,535 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:30,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:30,542 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:30,554 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 10:42:30,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:30,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1162 states to 585 states and 1162 transitions. [2018-10-04 10:42:30,604 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 1162 transitions. [2018-10-04 10:42:30,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:30,604 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:30,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:30,612 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:30,626 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 10:42:30,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:30,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 586 states and 1164 transitions. [2018-10-04 10:42:30,675 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 1164 transitions. [2018-10-04 10:42:30,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:30,676 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:30,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:30,682 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:30,697 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 10:42:30,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:30,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 587 states and 1166 transitions. [2018-10-04 10:42:30,745 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 1166 transitions. [2018-10-04 10:42:30,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:30,745 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:30,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:30,751 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:30,764 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 10:42:30,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:30,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1168 states to 588 states and 1168 transitions. [2018-10-04 10:42:30,814 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 1168 transitions. [2018-10-04 10:42:30,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:30,815 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:30,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:30,821 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:30,833 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 10:42:30,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:30,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 589 states and 1170 transitions. [2018-10-04 10:42:30,887 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 1170 transitions. [2018-10-04 10:42:30,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:30,887 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:30,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:30,895 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:30,906 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 10:42:30,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:30,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1172 states to 590 states and 1172 transitions. [2018-10-04 10:42:30,957 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 1172 transitions. [2018-10-04 10:42:30,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:30,958 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:30,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:30,982 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:31,011 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 10:42:31,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:31,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1174 states to 591 states and 1174 transitions. [2018-10-04 10:42:31,058 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 1174 transitions. [2018-10-04 10:42:31,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:31,059 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:31,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:31,067 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:31,075 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 10:42:31,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:31,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176 states to 592 states and 1176 transitions. [2018-10-04 10:42:31,129 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 1176 transitions. [2018-10-04 10:42:31,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:31,129 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:31,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:31,136 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:31,144 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 10:42:31,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:31,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 593 states and 1178 transitions. [2018-10-04 10:42:31,196 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 1178 transitions. [2018-10-04 10:42:31,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:31,196 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:31,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:31,207 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:31,214 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 10:42:31,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:31,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 594 states and 1180 transitions. [2018-10-04 10:42:31,265 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 1180 transitions. [2018-10-04 10:42:31,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:31,265 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:31,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:31,271 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:31,285 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 10:42:31,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:31,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1182 states to 595 states and 1182 transitions. [2018-10-04 10:42:31,334 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 1182 transitions. [2018-10-04 10:42:31,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:31,334 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:31,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:31,342 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:31,352 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:31,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:31,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1184 states to 596 states and 1184 transitions. [2018-10-04 10:42:31,401 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 1184 transitions. [2018-10-04 10:42:31,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:31,401 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:31,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:31,408 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:31,420 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 10:42:31,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:31,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1186 states to 597 states and 1186 transitions. [2018-10-04 10:42:31,471 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 1186 transitions. [2018-10-04 10:42:31,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:31,472 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:31,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:31,477 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:31,490 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 10:42:31,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:31,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1188 states to 598 states and 1188 transitions. [2018-10-04 10:42:31,545 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 1188 transitions. [2018-10-04 10:42:31,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:31,546 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:31,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:31,553 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:31,564 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 10:42:31,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:31,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1190 states to 599 states and 1190 transitions. [2018-10-04 10:42:31,611 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 1190 transitions. [2018-10-04 10:42:31,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:31,612 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:31,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:31,619 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:31,630 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 10:42:31,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:31,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1192 states to 600 states and 1192 transitions. [2018-10-04 10:42:31,679 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 1192 transitions. [2018-10-04 10:42:31,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:31,680 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:31,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:31,684 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:31,701 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 10:42:31,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:31,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1194 states to 601 states and 1194 transitions. [2018-10-04 10:42:31,749 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 1194 transitions. [2018-10-04 10:42:31,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:31,750 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:31,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:31,754 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:31,768 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 10:42:31,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:31,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1196 states to 602 states and 1196 transitions. [2018-10-04 10:42:31,817 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 1196 transitions. [2018-10-04 10:42:31,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:31,818 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:31,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:31,824 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:31,837 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 10:42:31,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:31,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1198 states to 603 states and 1198 transitions. [2018-10-04 10:42:31,889 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 1198 transitions. [2018-10-04 10:42:31,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:31,889 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:31,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:31,896 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:31,907 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 10:42:31,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:31,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1200 states to 604 states and 1200 transitions. [2018-10-04 10:42:31,956 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1200 transitions. [2018-10-04 10:42:31,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:31,957 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:31,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:31,964 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:31,977 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:32,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:32,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1202 states to 605 states and 1202 transitions. [2018-10-04 10:42:32,028 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 1202 transitions. [2018-10-04 10:42:32,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:32,029 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:32,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:32,035 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:32,047 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 10:42:32,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:32,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1204 states to 606 states and 1204 transitions. [2018-10-04 10:42:32,099 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 1204 transitions. [2018-10-04 10:42:32,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:32,100 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:32,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:32,107 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:32,120 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 10:42:32,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:32,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1206 states to 607 states and 1206 transitions. [2018-10-04 10:42:32,172 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 1206 transitions. [2018-10-04 10:42:32,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:32,173 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:32,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:32,190 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:32,205 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 10:42:32,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:32,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208 states to 608 states and 1208 transitions. [2018-10-04 10:42:32,271 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 1208 transitions. [2018-10-04 10:42:32,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:32,272 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:32,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:32,277 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:32,285 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 10:42:32,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:32,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1210 states to 609 states and 1210 transitions. [2018-10-04 10:42:32,335 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 1210 transitions. [2018-10-04 10:42:32,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:32,336 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:32,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:32,341 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:32,353 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 10:42:32,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:32,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1212 states to 610 states and 1212 transitions. [2018-10-04 10:42:32,403 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1212 transitions. [2018-10-04 10:42:32,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:32,403 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:32,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:32,408 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:32,421 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 10:42:32,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:32,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1214 states to 611 states and 1214 transitions. [2018-10-04 10:42:32,471 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 1214 transitions. [2018-10-04 10:42:32,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:32,472 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:32,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:32,477 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:32,493 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 10:42:32,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:32,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1216 states to 612 states and 1216 transitions. [2018-10-04 10:42:32,541 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 1216 transitions. [2018-10-04 10:42:32,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:32,541 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:32,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:32,546 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:32,560 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 10:42:32,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:32,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1218 states to 613 states and 1218 transitions. [2018-10-04 10:42:32,611 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 1218 transitions. [2018-10-04 10:42:32,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:32,612 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:32,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:32,616 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:32,631 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 10:42:32,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:32,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1220 states to 614 states and 1220 transitions. [2018-10-04 10:42:32,679 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 1220 transitions. [2018-10-04 10:42:32,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:32,679 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:32,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:32,685 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:32,699 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 10:42:32,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:32,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1222 states to 615 states and 1222 transitions. [2018-10-04 10:42:32,747 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 1222 transitions. [2018-10-04 10:42:32,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:32,747 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:32,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:32,753 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:32,765 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 10:42:32,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:32,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1224 states to 616 states and 1224 transitions. [2018-10-04 10:42:32,815 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 1224 transitions. [2018-10-04 10:42:32,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:32,815 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:32,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:32,819 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:32,948 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 10:42:33,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:33,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1226 states to 617 states and 1226 transitions. [2018-10-04 10:42:33,001 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 1226 transitions. [2018-10-04 10:42:33,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:33,001 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:33,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:33,006 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:33,013 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 10:42:33,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:33,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1228 states to 618 states and 1228 transitions. [2018-10-04 10:42:33,061 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 1228 transitions. [2018-10-04 10:42:33,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:33,061 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:33,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:33,080 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:33,092 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 10:42:33,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:33,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1230 states to 619 states and 1230 transitions. [2018-10-04 10:42:33,152 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 1230 transitions. [2018-10-04 10:42:33,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:33,152 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:33,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:33,156 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:33,170 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 10:42:33,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:33,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1232 states to 620 states and 1232 transitions. [2018-10-04 10:42:33,248 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 1232 transitions. [2018-10-04 10:42:33,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:33,248 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:33,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:33,252 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:33,268 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 10:42:33,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:33,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1234 states to 621 states and 1234 transitions. [2018-10-04 10:42:33,347 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 1234 transitions. [2018-10-04 10:42:33,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:33,347 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:33,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:33,355 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:33,367 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 10:42:33,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:33,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1236 states to 622 states and 1236 transitions. [2018-10-04 10:42:33,445 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 1236 transitions. [2018-10-04 10:42:33,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:33,445 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:33,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:33,450 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:33,464 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 10:42:33,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:33,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1238 states to 623 states and 1238 transitions. [2018-10-04 10:42:33,543 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 1238 transitions. [2018-10-04 10:42:33,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:33,543 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:33,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:33,548 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:33,565 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:33,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:33,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1240 states to 624 states and 1240 transitions. [2018-10-04 10:42:33,629 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 1240 transitions. [2018-10-04 10:42:33,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:33,630 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:33,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:33,634 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:33,643 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 10:42:33,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:33,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1242 states to 625 states and 1242 transitions. [2018-10-04 10:42:33,694 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 1242 transitions. [2018-10-04 10:42:33,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:33,694 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:33,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:33,699 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:33,790 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 10:42:34,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:34,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1244 states to 626 states and 1244 transitions. [2018-10-04 10:42:34,502 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 1244 transitions. [2018-10-04 10:42:34,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:34,503 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:34,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:34,519 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:34,653 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 10:42:34,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:34,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1246 states to 627 states and 1246 transitions. [2018-10-04 10:42:34,730 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 1246 transitions. [2018-10-04 10:42:34,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:34,730 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:34,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:34,734 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:34,743 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 10:42:34,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:34,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1248 states to 628 states and 1248 transitions. [2018-10-04 10:42:34,792 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 1248 transitions. [2018-10-04 10:42:34,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:34,792 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:34,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:34,797 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:34,806 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 10:42:34,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:34,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1250 states to 629 states and 1250 transitions. [2018-10-04 10:42:34,858 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 1250 transitions. [2018-10-04 10:42:34,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:34,858 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:34,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:34,864 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:34,877 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 10:42:34,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:34,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1252 states to 630 states and 1252 transitions. [2018-10-04 10:42:34,928 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 1252 transitions. [2018-10-04 10:42:34,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:34,929 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:34,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:34,952 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:35,093 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 10:42:35,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:35,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1254 states to 631 states and 1254 transitions. [2018-10-04 10:42:35,403 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 1254 transitions. [2018-10-04 10:42:35,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:35,404 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:35,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:35,409 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:35,417 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 10:42:35,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:35,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 632 states and 1256 transitions. [2018-10-04 10:42:35,469 INFO L276 IsEmpty]: Start isEmpty. Operand 632 states and 1256 transitions. [2018-10-04 10:42:35,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:35,470 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:35,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:35,474 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:35,483 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 10:42:35,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:35,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1258 states to 633 states and 1258 transitions. [2018-10-04 10:42:35,534 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 1258 transitions. [2018-10-04 10:42:35,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:35,535 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:35,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:35,539 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:35,552 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 10:42:35,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:35,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1260 states to 634 states and 1260 transitions. [2018-10-04 10:42:35,602 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 1260 transitions. [2018-10-04 10:42:35,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:35,603 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:35,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:35,611 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:35,626 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 10:42:35,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:35,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1262 states to 635 states and 1262 transitions. [2018-10-04 10:42:35,674 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 1262 transitions. [2018-10-04 10:42:35,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:35,674 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:35,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:35,692 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:35,727 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 10:42:35,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:35,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 636 states and 1264 transitions. [2018-10-04 10:42:35,776 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 1264 transitions. [2018-10-04 10:42:35,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:35,777 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:35,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:35,782 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:35,792 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 10:42:35,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:35,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1266 states to 637 states and 1266 transitions. [2018-10-04 10:42:35,843 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 1266 transitions. [2018-10-04 10:42:35,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:35,843 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:35,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:35,848 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:35,860 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:35,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:35,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1268 states to 638 states and 1268 transitions. [2018-10-04 10:42:35,911 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 1268 transitions. [2018-10-04 10:42:35,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:35,911 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:35,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:35,918 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:35,931 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 10:42:35,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:35,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 639 states and 1270 transitions. [2018-10-04 10:42:35,980 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 1270 transitions. [2018-10-04 10:42:35,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:35,981 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:35,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:35,985 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:36,003 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 10:42:36,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:36,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1272 states to 640 states and 1272 transitions. [2018-10-04 10:42:36,054 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 1272 transitions. [2018-10-04 10:42:36,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:36,054 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:36,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:36,059 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:36,074 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 10:42:36,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:36,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1274 states to 641 states and 1274 transitions. [2018-10-04 10:42:36,127 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 1274 transitions. [2018-10-04 10:42:36,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:36,127 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:36,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:36,133 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:36,148 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 10:42:36,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:36,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1276 states to 642 states and 1276 transitions. [2018-10-04 10:42:36,198 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 1276 transitions. [2018-10-04 10:42:36,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:36,199 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:36,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:36,204 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:36,220 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 10:42:36,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:36,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1278 states to 643 states and 1278 transitions. [2018-10-04 10:42:36,272 INFO L276 IsEmpty]: Start isEmpty. Operand 643 states and 1278 transitions. [2018-10-04 10:42:36,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:36,272 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:36,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:36,277 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:36,293 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 10:42:36,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:36,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1280 states to 644 states and 1280 transitions. [2018-10-04 10:42:36,341 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 1280 transitions. [2018-10-04 10:42:36,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:36,341 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:36,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:36,347 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:36,399 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 10:42:36,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:36,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 645 states and 1282 transitions. [2018-10-04 10:42:36,449 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 1282 transitions. [2018-10-04 10:42:36,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:36,449 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:36,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:36,463 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:36,477 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 10:42:36,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:36,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 646 states and 1284 transitions. [2018-10-04 10:42:36,528 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 1284 transitions. [2018-10-04 10:42:36,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:36,528 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:36,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:36,536 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:36,545 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 10:42:36,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:36,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 647 states and 1286 transitions. [2018-10-04 10:42:36,594 INFO L276 IsEmpty]: Start isEmpty. Operand 647 states and 1286 transitions. [2018-10-04 10:42:36,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:36,594 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:36,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:36,600 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:36,613 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 10:42:36,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:36,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1288 states to 648 states and 1288 transitions. [2018-10-04 10:42:36,667 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 1288 transitions. [2018-10-04 10:42:36,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:36,667 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:36,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:36,674 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:36,691 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 10:42:36,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:36,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1290 states to 649 states and 1290 transitions. [2018-10-04 10:42:36,743 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 1290 transitions. [2018-10-04 10:42:36,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:36,743 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:36,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:36,750 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:36,762 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 10:42:36,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:36,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1292 states to 650 states and 1292 transitions. [2018-10-04 10:42:36,818 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 1292 transitions. [2018-10-04 10:42:36,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:36,818 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:36,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:36,825 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:36,837 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 10:42:36,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:36,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1294 states to 651 states and 1294 transitions. [2018-10-04 10:42:36,891 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 1294 transitions. [2018-10-04 10:42:36,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:36,891 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:36,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:36,898 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:36,914 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 10:42:36,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:36,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1296 states to 652 states and 1296 transitions. [2018-10-04 10:42:36,965 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 1296 transitions. [2018-10-04 10:42:36,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:36,966 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:36,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:36,971 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:36,985 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 10:42:37,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:37,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1298 states to 653 states and 1298 transitions. [2018-10-04 10:42:37,036 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 1298 transitions. [2018-10-04 10:42:37,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:37,037 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:37,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:37,043 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:37,055 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 10:42:37,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:37,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1300 states to 654 states and 1300 transitions. [2018-10-04 10:42:37,109 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 1300 transitions. [2018-10-04 10:42:37,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:37,110 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:37,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:37,115 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:37,133 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:37,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:37,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1302 states to 655 states and 1302 transitions. [2018-10-04 10:42:37,182 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 1302 transitions. [2018-10-04 10:42:37,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:37,182 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:37,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:37,189 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:37,206 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 10:42:37,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:37,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1304 states to 656 states and 1304 transitions. [2018-10-04 10:42:37,258 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 1304 transitions. [2018-10-04 10:42:37,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:37,259 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:37,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:37,265 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:37,277 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 10:42:37,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:37,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1306 states to 657 states and 1306 transitions. [2018-10-04 10:42:37,327 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 1306 transitions. [2018-10-04 10:42:37,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:37,328 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:37,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:37,333 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:37,347 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:37,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:37,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1308 states to 658 states and 1308 transitions. [2018-10-04 10:42:37,401 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 1308 transitions. [2018-10-04 10:42:37,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:37,401 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:37,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:37,406 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:37,420 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 10:42:37,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:37,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1310 states to 659 states and 1310 transitions. [2018-10-04 10:42:37,472 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 1310 transitions. [2018-10-04 10:42:37,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:37,473 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:37,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:37,480 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:37,494 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:37,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:37,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1312 states to 660 states and 1312 transitions. [2018-10-04 10:42:37,546 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 1312 transitions. [2018-10-04 10:42:37,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:37,546 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:37,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:37,551 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:37,566 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 10:42:37,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:37,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1314 states to 661 states and 1314 transitions. [2018-10-04 10:42:37,621 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 1314 transitions. [2018-10-04 10:42:37,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:37,621 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:37,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:37,629 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:37,638 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 10:42:37,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:37,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1316 states to 662 states and 1316 transitions. [2018-10-04 10:42:37,690 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1316 transitions. [2018-10-04 10:42:37,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:37,690 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:37,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:37,696 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:37,710 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 10:42:37,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:37,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1318 states to 663 states and 1318 transitions. [2018-10-04 10:42:37,779 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 1318 transitions. [2018-10-04 10:42:37,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:37,779 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:37,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:37,786 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:37,798 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 10:42:37,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:37,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 664 states and 1320 transitions. [2018-10-04 10:42:37,850 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 1320 transitions. [2018-10-04 10:42:37,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:37,851 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:37,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:37,856 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:37,868 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 10:42:37,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:37,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1322 states to 665 states and 1322 transitions. [2018-10-04 10:42:37,917 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 1322 transitions. [2018-10-04 10:42:37,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:37,917 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:37,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:37,923 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:37,936 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 10:42:37,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:37,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1324 states to 666 states and 1324 transitions. [2018-10-04 10:42:37,987 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 1324 transitions. [2018-10-04 10:42:37,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:37,988 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:37,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:37,993 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:38,007 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:38,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:38,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 667 states and 1326 transitions. [2018-10-04 10:42:38,061 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 1326 transitions. [2018-10-04 10:42:38,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:38,061 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:38,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:38,080 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:38,221 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 10:42:38,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:38,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1328 states to 668 states and 1328 transitions. [2018-10-04 10:42:38,505 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 1328 transitions. [2018-10-04 10:42:38,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:38,505 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:38,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:38,512 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:38,525 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 10:42:38,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:38,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 669 states and 1330 transitions. [2018-10-04 10:42:38,603 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 1330 transitions. [2018-10-04 10:42:38,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:38,603 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:38,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:38,610 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:38,623 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 10:42:38,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:38,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1332 states to 670 states and 1332 transitions. [2018-10-04 10:42:38,675 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 1332 transitions. [2018-10-04 10:42:38,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:38,676 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:38,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:38,684 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:38,690 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 10:42:38,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:38,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1334 states to 671 states and 1334 transitions. [2018-10-04 10:42:38,746 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 1334 transitions. [2018-10-04 10:42:38,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:38,747 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:38,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:38,754 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:38,787 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 10:42:38,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:38,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1336 states to 672 states and 1336 transitions. [2018-10-04 10:42:38,848 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 1336 transitions. [2018-10-04 10:42:38,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:38,848 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:38,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:38,854 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:38,867 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 10:42:38,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:38,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1338 states to 673 states and 1338 transitions. [2018-10-04 10:42:38,924 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 1338 transitions. [2018-10-04 10:42:38,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:38,925 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:38,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:38,944 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:38,960 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 10:42:39,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:39,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1340 states to 674 states and 1340 transitions. [2018-10-04 10:42:39,011 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 1340 transitions. [2018-10-04 10:42:39,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:39,012 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:39,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:39,018 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:39,031 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:39,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:39,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1342 states to 675 states and 1342 transitions. [2018-10-04 10:42:39,083 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 1342 transitions. [2018-10-04 10:42:39,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:39,083 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:39,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:39,088 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:39,103 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 10:42:39,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:39,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1344 states to 676 states and 1344 transitions. [2018-10-04 10:42:39,156 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 1344 transitions. [2018-10-04 10:42:39,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:39,157 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:39,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:39,180 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:39,201 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 10:42:39,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:39,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1346 states to 677 states and 1346 transitions. [2018-10-04 10:42:39,251 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 1346 transitions. [2018-10-04 10:42:39,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:39,252 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:39,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:39,256 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:39,267 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 10:42:39,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:39,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1348 states to 678 states and 1348 transitions. [2018-10-04 10:42:39,319 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 1348 transitions. [2018-10-04 10:42:39,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:39,320 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:39,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:39,324 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:39,379 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 10:42:39,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:39,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1350 states to 679 states and 1350 transitions. [2018-10-04 10:42:39,429 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 1350 transitions. [2018-10-04 10:42:39,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:39,430 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:39,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:39,437 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:39,445 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 10:42:39,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:39,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1352 states to 680 states and 1352 transitions. [2018-10-04 10:42:39,496 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 1352 transitions. [2018-10-04 10:42:39,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:39,496 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:39,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:39,503 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:39,511 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 10:42:39,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:39,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1354 states to 681 states and 1354 transitions. [2018-10-04 10:42:39,562 INFO L276 IsEmpty]: Start isEmpty. Operand 681 states and 1354 transitions. [2018-10-04 10:42:39,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:39,563 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:39,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:39,569 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:39,584 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 10:42:39,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:39,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1356 states to 682 states and 1356 transitions. [2018-10-04 10:42:39,638 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 1356 transitions. [2018-10-04 10:42:39,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:39,638 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:39,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:39,645 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:39,657 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 10:42:39,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:39,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1358 states to 683 states and 1358 transitions. [2018-10-04 10:42:39,708 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 1358 transitions. [2018-10-04 10:42:39,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:39,708 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:39,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:39,713 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:39,779 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 10:42:39,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:39,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1360 states to 684 states and 1360 transitions. [2018-10-04 10:42:39,834 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 1360 transitions. [2018-10-04 10:42:39,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:39,834 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:39,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:39,838 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:39,877 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 10:42:39,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:39,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1362 states to 685 states and 1362 transitions. [2018-10-04 10:42:39,928 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 1362 transitions. [2018-10-04 10:42:39,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:39,929 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:39,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:39,933 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:39,941 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 10:42:39,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:39,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 686 states and 1364 transitions. [2018-10-04 10:42:39,994 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 1364 transitions. [2018-10-04 10:42:39,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:39,994 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:39,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:39,999 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:40,012 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 10:42:40,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:40,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1366 states to 687 states and 1366 transitions. [2018-10-04 10:42:40,066 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 1366 transitions. [2018-10-04 10:42:40,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:40,067 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:40,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:40,072 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:40,087 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 10:42:40,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:40,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1368 states to 688 states and 1368 transitions. [2018-10-04 10:42:40,136 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 1368 transitions. [2018-10-04 10:42:40,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:40,137 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:40,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:40,144 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:40,155 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 10:42:40,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:40,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1370 states to 689 states and 1370 transitions. [2018-10-04 10:42:40,206 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 1370 transitions. [2018-10-04 10:42:40,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:40,206 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:40,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:40,213 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:40,225 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 10:42:40,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:40,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1372 states to 690 states and 1372 transitions. [2018-10-04 10:42:40,277 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 1372 transitions. [2018-10-04 10:42:40,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:40,277 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:40,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:40,281 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:40,295 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 10:42:40,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:40,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1374 states to 691 states and 1374 transitions. [2018-10-04 10:42:40,349 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 1374 transitions. [2018-10-04 10:42:40,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:40,349 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:40,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:40,355 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:40,370 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 10:42:40,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:40,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1376 states to 692 states and 1376 transitions. [2018-10-04 10:42:40,424 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 1376 transitions. [2018-10-04 10:42:40,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:40,424 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:40,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:40,429 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:40,446 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 10:42:40,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:40,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1378 states to 693 states and 1378 transitions. [2018-10-04 10:42:40,497 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 1378 transitions. [2018-10-04 10:42:40,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:40,498 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:40,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:40,504 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:40,519 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 10:42:40,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:40,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 694 states and 1380 transitions. [2018-10-04 10:42:40,569 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 1380 transitions. [2018-10-04 10:42:40,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:40,569 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:40,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:40,573 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:40,590 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 10:42:40,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:40,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1382 states to 695 states and 1382 transitions. [2018-10-04 10:42:40,642 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 1382 transitions. [2018-10-04 10:42:40,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:40,643 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:40,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:40,647 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:40,662 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 10:42:40,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:40,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1384 states to 696 states and 1384 transitions. [2018-10-04 10:42:40,717 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 1384 transitions. [2018-10-04 10:42:40,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:40,717 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:40,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:40,723 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:40,738 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 10:42:40,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:40,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1386 states to 697 states and 1386 transitions. [2018-10-04 10:42:40,791 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 1386 transitions. [2018-10-04 10:42:40,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:40,791 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:40,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:40,812 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:40,882 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 10:42:40,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:40,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1388 states to 698 states and 1388 transitions. [2018-10-04 10:42:40,933 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 1388 transitions. [2018-10-04 10:42:40,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:40,934 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:40,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:40,938 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:40,946 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 10:42:40,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:40,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1390 states to 699 states and 1390 transitions. [2018-10-04 10:42:40,998 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 1390 transitions. [2018-10-04 10:42:40,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:40,999 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:41,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:41,012 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:41,027 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 10:42:41,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:41,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1392 states to 700 states and 1392 transitions. [2018-10-04 10:42:41,079 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 1392 transitions. [2018-10-04 10:42:41,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:41,079 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:41,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:41,086 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:41,096 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 10:42:41,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:41,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1394 states to 701 states and 1394 transitions. [2018-10-04 10:42:41,151 INFO L276 IsEmpty]: Start isEmpty. Operand 701 states and 1394 transitions. [2018-10-04 10:42:41,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:41,152 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:41,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:41,157 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:41,173 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 10:42:41,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:41,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1396 states to 702 states and 1396 transitions. [2018-10-04 10:42:41,225 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 1396 transitions. [2018-10-04 10:42:41,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:41,226 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:41,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:41,233 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:41,244 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:41,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:41,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1398 states to 703 states and 1398 transitions. [2018-10-04 10:42:41,295 INFO L276 IsEmpty]: Start isEmpty. Operand 703 states and 1398 transitions. [2018-10-04 10:42:41,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:41,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:41,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:41,303 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:41,315 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 10:42:41,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:41,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1400 states to 704 states and 1400 transitions. [2018-10-04 10:42:41,368 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 1400 transitions. [2018-10-04 10:42:41,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:41,368 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:41,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:41,373 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:41,389 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 10:42:41,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:41,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1402 states to 705 states and 1402 transitions. [2018-10-04 10:42:41,440 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 1402 transitions. [2018-10-04 10:42:41,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:41,441 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:41,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:41,445 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:41,460 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 10:42:41,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:41,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1404 states to 706 states and 1404 transitions. [2018-10-04 10:42:41,515 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 1404 transitions. [2018-10-04 10:42:41,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:41,515 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:41,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:41,523 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:41,536 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 10:42:41,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:41,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1406 states to 707 states and 1406 transitions. [2018-10-04 10:42:41,588 INFO L276 IsEmpty]: Start isEmpty. Operand 707 states and 1406 transitions. [2018-10-04 10:42:41,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:41,588 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:41,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:41,594 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:41,608 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:41,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:41,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1408 states to 708 states and 1408 transitions. [2018-10-04 10:42:41,662 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 1408 transitions. [2018-10-04 10:42:41,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:41,662 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:41,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:41,670 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:41,681 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 10:42:41,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:41,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1410 states to 709 states and 1410 transitions. [2018-10-04 10:42:41,734 INFO L276 IsEmpty]: Start isEmpty. Operand 709 states and 1410 transitions. [2018-10-04 10:42:41,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:41,734 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:41,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:41,739 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:41,757 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 10:42:41,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:41,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1412 states to 710 states and 1412 transitions. [2018-10-04 10:42:41,807 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 1412 transitions. [2018-10-04 10:42:41,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:41,807 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:41,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:41,812 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:41,826 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 10:42:41,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:41,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1414 states to 711 states and 1414 transitions. [2018-10-04 10:42:41,881 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 1414 transitions. [2018-10-04 10:42:41,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:41,881 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:41,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:41,886 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:41,903 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 10:42:41,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:41,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1416 states to 712 states and 1416 transitions. [2018-10-04 10:42:41,956 INFO L276 IsEmpty]: Start isEmpty. Operand 712 states and 1416 transitions. [2018-10-04 10:42:41,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:41,956 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:41,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:41,961 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:41,979 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 10:42:42,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:42,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1418 states to 713 states and 1418 transitions. [2018-10-04 10:42:42,029 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 1418 transitions. [2018-10-04 10:42:42,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:42,030 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:42,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:42,035 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:42,053 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 10:42:42,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:42,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1420 states to 714 states and 1420 transitions. [2018-10-04 10:42:42,107 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 1420 transitions. [2018-10-04 10:42:42,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:42,107 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:42,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:42,115 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:42,126 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 10:42:42,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:42,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1422 states to 715 states and 1422 transitions. [2018-10-04 10:42:42,177 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 1422 transitions. [2018-10-04 10:42:42,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:42,178 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:42,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:42,188 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:42,205 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 10:42:42,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:42,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1424 states to 716 states and 1424 transitions. [2018-10-04 10:42:42,258 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 1424 transitions. [2018-10-04 10:42:42,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:42,258 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:42,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:42,265 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:42,277 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 10:42:42,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:42,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1426 states to 717 states and 1426 transitions. [2018-10-04 10:42:42,333 INFO L276 IsEmpty]: Start isEmpty. Operand 717 states and 1426 transitions. [2018-10-04 10:42:42,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:42,333 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:42,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:42,339 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:42,355 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 10:42:42,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:42,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1428 states to 718 states and 1428 transitions. [2018-10-04 10:42:42,408 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 1428 transitions. [2018-10-04 10:42:42,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:42,408 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:42,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:42,414 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:42,431 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 10:42:42,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:42,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1430 states to 719 states and 1430 transitions. [2018-10-04 10:42:42,482 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 1430 transitions. [2018-10-04 10:42:42,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:42,482 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:42,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:42,487 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:42,501 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 10:42:42,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:42,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1432 states to 720 states and 1432 transitions. [2018-10-04 10:42:42,554 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 1432 transitions. [2018-10-04 10:42:42,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:42,555 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:42,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:42,564 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:42,575 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 10:42:42,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:42,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1434 states to 721 states and 1434 transitions. [2018-10-04 10:42:42,628 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 1434 transitions. [2018-10-04 10:42:42,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:42,629 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:42,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:42,636 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:42,649 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 10:42:42,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:42,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1436 states to 722 states and 1436 transitions. [2018-10-04 10:42:42,702 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 1436 transitions. [2018-10-04 10:42:42,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:42,702 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:42,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:42,709 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:42,721 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 10:42:42,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:42,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1438 states to 723 states and 1438 transitions. [2018-10-04 10:42:42,777 INFO L276 IsEmpty]: Start isEmpty. Operand 723 states and 1438 transitions. [2018-10-04 10:42:42,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:42,777 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:42,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:42,782 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:42,795 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 10:42:42,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:42,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1440 states to 724 states and 1440 transitions. [2018-10-04 10:42:42,849 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 1440 transitions. [2018-10-04 10:42:42,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:42,850 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:42,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:42,856 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:42,872 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 10:42:42,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:42,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1442 states to 725 states and 1442 transitions. [2018-10-04 10:42:42,925 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 1442 transitions. [2018-10-04 10:42:42,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:42,926 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:42,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:42,940 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:42,956 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 10:42:43,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:43,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1444 states to 726 states and 1444 transitions. [2018-10-04 10:42:43,009 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 1444 transitions. [2018-10-04 10:42:43,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:43,009 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:43,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:43,017 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:43,029 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 10:42:43,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:43,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1446 states to 727 states and 1446 transitions. [2018-10-04 10:42:43,080 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 1446 transitions. [2018-10-04 10:42:43,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:43,081 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:43,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:43,086 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:43,100 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 10:42:43,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:43,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1448 states to 728 states and 1448 transitions. [2018-10-04 10:42:43,152 INFO L276 IsEmpty]: Start isEmpty. Operand 728 states and 1448 transitions. [2018-10-04 10:42:43,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:43,153 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:43,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:43,158 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:43,174 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 10:42:43,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:43,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1450 states to 729 states and 1450 transitions. [2018-10-04 10:42:43,227 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 1450 transitions. [2018-10-04 10:42:43,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:43,227 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:43,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:43,235 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:43,248 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 10:42:43,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:43,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1452 states to 730 states and 1452 transitions. [2018-10-04 10:42:43,301 INFO L276 IsEmpty]: Start isEmpty. Operand 730 states and 1452 transitions. [2018-10-04 10:42:43,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:43,301 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:43,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:43,308 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:43,325 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 10:42:43,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:43,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1454 states to 731 states and 1454 transitions. [2018-10-04 10:42:43,381 INFO L276 IsEmpty]: Start isEmpty. Operand 731 states and 1454 transitions. [2018-10-04 10:42:43,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:43,382 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:43,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:43,387 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:43,402 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 10:42:43,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:43,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1456 states to 732 states and 1456 transitions. [2018-10-04 10:42:43,490 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 1456 transitions. [2018-10-04 10:42:43,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:43,490 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:43,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:43,495 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:43,509 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:43,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:43,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1458 states to 733 states and 1458 transitions. [2018-10-04 10:42:43,600 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 1458 transitions. [2018-10-04 10:42:43,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:43,600 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:43,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:43,609 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:43,622 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 10:42:43,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:43,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1460 states to 734 states and 1460 transitions. [2018-10-04 10:42:43,714 INFO L276 IsEmpty]: Start isEmpty. Operand 734 states and 1460 transitions. [2018-10-04 10:42:43,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:43,714 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:43,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:43,719 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:43,735 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 10:42:43,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:43,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1462 states to 735 states and 1462 transitions. [2018-10-04 10:42:43,835 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 1462 transitions. [2018-10-04 10:42:43,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:43,835 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:43,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:43,843 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:43,875 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:43,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:43,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1464 states to 736 states and 1464 transitions. [2018-10-04 10:42:43,938 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 1464 transitions. [2018-10-04 10:42:43,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:43,938 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:43,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:43,945 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:43,973 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 10:42:44,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:44,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1466 states to 737 states and 1466 transitions. [2018-10-04 10:42:44,131 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 1466 transitions. [2018-10-04 10:42:44,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:44,131 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:44,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:44,136 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:44,144 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 10:42:44,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:44,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1468 states to 738 states and 1468 transitions. [2018-10-04 10:42:44,198 INFO L276 IsEmpty]: Start isEmpty. Operand 738 states and 1468 transitions. [2018-10-04 10:42:44,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:44,199 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:44,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:44,203 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:44,214 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 10:42:44,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:44,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1470 states to 739 states and 1470 transitions. [2018-10-04 10:42:44,264 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 1470 transitions. [2018-10-04 10:42:44,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:44,265 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:44,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:44,270 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:44,284 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 10:42:44,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:44,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1472 states to 740 states and 1472 transitions. [2018-10-04 10:42:44,340 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 1472 transitions. [2018-10-04 10:42:44,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:44,341 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:44,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:44,351 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:44,364 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 10:42:44,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:44,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1474 states to 741 states and 1474 transitions. [2018-10-04 10:42:44,417 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 1474 transitions. [2018-10-04 10:42:44,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:44,418 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:44,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:44,423 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:44,436 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 10:42:44,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:44,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1476 states to 742 states and 1476 transitions. [2018-10-04 10:42:44,493 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 1476 transitions. [2018-10-04 10:42:44,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:44,494 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:44,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:44,498 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:44,514 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 10:42:44,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:44,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1478 states to 743 states and 1478 transitions. [2018-10-04 10:42:44,569 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 1478 transitions. [2018-10-04 10:42:44,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:44,570 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:44,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:44,574 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:44,591 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 10:42:44,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:44,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1480 states to 744 states and 1480 transitions. [2018-10-04 10:42:44,644 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 1480 transitions. [2018-10-04 10:42:44,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:44,645 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:44,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:44,650 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:44,664 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 10:42:44,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:44,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1482 states to 745 states and 1482 transitions. [2018-10-04 10:42:44,718 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 1482 transitions. [2018-10-04 10:42:44,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:44,718 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:44,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:44,724 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:44,737 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 10:42:44,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:44,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1484 states to 746 states and 1484 transitions. [2018-10-04 10:42:44,790 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 1484 transitions. [2018-10-04 10:42:44,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:44,790 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:44,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:44,797 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:44,810 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 10:42:44,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:44,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1486 states to 747 states and 1486 transitions. [2018-10-04 10:42:44,861 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 1486 transitions. [2018-10-04 10:42:44,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:44,862 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:44,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:44,868 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:44,881 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 10:42:44,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:44,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1488 states to 748 states and 1488 transitions. [2018-10-04 10:42:44,936 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 1488 transitions. [2018-10-04 10:42:44,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:44,936 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:44,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:44,943 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:44,955 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:45,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:45,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1490 states to 749 states and 1490 transitions. [2018-10-04 10:42:45,013 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 1490 transitions. [2018-10-04 10:42:45,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:45,013 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:45,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:45,018 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:45,034 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 10:42:45,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:45,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1492 states to 750 states and 1492 transitions. [2018-10-04 10:42:45,086 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 1492 transitions. [2018-10-04 10:42:45,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:45,086 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:45,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:45,092 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:45,105 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 10:42:45,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:45,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1494 states to 751 states and 1494 transitions. [2018-10-04 10:42:45,157 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 1494 transitions. [2018-10-04 10:42:45,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:45,158 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:45,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:45,162 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:45,176 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 10:42:45,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:45,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1496 states to 752 states and 1496 transitions. [2018-10-04 10:42:45,232 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 1496 transitions. [2018-10-04 10:42:45,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:45,232 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:45,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:45,237 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:45,253 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 10:42:45,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:45,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1498 states to 753 states and 1498 transitions. [2018-10-04 10:42:45,306 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 1498 transitions. [2018-10-04 10:42:45,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:45,307 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:45,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:45,311 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:45,326 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 10:42:45,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:45,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1500 states to 754 states and 1500 transitions. [2018-10-04 10:42:45,381 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 1500 transitions. [2018-10-04 10:42:45,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:45,381 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:45,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:45,387 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:45,428 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 10:42:45,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:45,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1502 states to 755 states and 1502 transitions. [2018-10-04 10:42:45,480 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 1502 transitions. [2018-10-04 10:42:45,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:45,481 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:45,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:45,485 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:45,495 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 10:42:45,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:45,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1504 states to 756 states and 1504 transitions. [2018-10-04 10:42:45,549 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 1504 transitions. [2018-10-04 10:42:45,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:45,549 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:45,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:45,567 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:45,595 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 10:42:45,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:45,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1506 states to 757 states and 1506 transitions. [2018-10-04 10:42:45,647 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 1506 transitions. [2018-10-04 10:42:45,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:45,647 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:45,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:45,651 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:45,661 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:45,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:45,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1508 states to 758 states and 1508 transitions. [2018-10-04 10:42:45,716 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 1508 transitions. [2018-10-04 10:42:45,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:45,717 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:45,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:45,723 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:45,737 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 10:42:45,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:45,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1510 states to 759 states and 1510 transitions. [2018-10-04 10:42:45,789 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 1510 transitions. [2018-10-04 10:42:45,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:45,789 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:45,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:45,794 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:45,808 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 10:42:45,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:45,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1512 states to 760 states and 1512 transitions. [2018-10-04 10:42:45,863 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 1512 transitions. [2018-10-04 10:42:45,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:45,864 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:45,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:45,868 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:45,883 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 10:42:45,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:45,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1514 states to 761 states and 1514 transitions. [2018-10-04 10:42:45,937 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 1514 transitions. [2018-10-04 10:42:45,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:45,937 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:45,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:45,943 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:45,957 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 10:42:46,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:46,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1516 states to 762 states and 1516 transitions. [2018-10-04 10:42:46,013 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 1516 transitions. [2018-10-04 10:42:46,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:46,013 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:46,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:46,020 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:46,031 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:46,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:46,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1518 states to 763 states and 1518 transitions. [2018-10-04 10:42:46,085 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 1518 transitions. [2018-10-04 10:42:46,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:46,085 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:46,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:46,090 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:46,107 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 10:42:46,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:46,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1520 states to 764 states and 1520 transitions. [2018-10-04 10:42:46,164 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 1520 transitions. [2018-10-04 10:42:46,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:46,165 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:46,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:46,185 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:46,204 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 10:42:46,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:46,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1522 states to 765 states and 1522 transitions. [2018-10-04 10:42:46,257 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 1522 transitions. [2018-10-04 10:42:46,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:46,257 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:46,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:46,262 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:46,276 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 10:42:46,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:46,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1524 states to 766 states and 1524 transitions. [2018-10-04 10:42:46,328 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 1524 transitions. [2018-10-04 10:42:46,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:46,328 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:46,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:46,335 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:46,348 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:46,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:46,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1526 states to 767 states and 1526 transitions. [2018-10-04 10:42:46,398 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 1526 transitions. [2018-10-04 10:42:46,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:46,399 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:46,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:46,403 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:46,419 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 10:42:46,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:46,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1528 states to 768 states and 1528 transitions. [2018-10-04 10:42:46,559 INFO L276 IsEmpty]: Start isEmpty. Operand 768 states and 1528 transitions. [2018-10-04 10:42:46,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:46,560 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:46,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:46,564 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:46,572 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 10:42:46,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:46,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1530 states to 769 states and 1530 transitions. [2018-10-04 10:42:46,624 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 1530 transitions. [2018-10-04 10:42:46,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:46,624 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:46,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:46,630 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:46,642 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 10:42:46,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:46,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1532 states to 770 states and 1532 transitions. [2018-10-04 10:42:46,695 INFO L276 IsEmpty]: Start isEmpty. Operand 770 states and 1532 transitions. [2018-10-04 10:42:46,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:46,696 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:46,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:46,702 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:46,714 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 10:42:46,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:46,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1534 states to 771 states and 1534 transitions. [2018-10-04 10:42:46,766 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 1534 transitions. [2018-10-04 10:42:46,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:46,767 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:46,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:46,771 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:46,787 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 10:42:46,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:46,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1536 states to 772 states and 1536 transitions. [2018-10-04 10:42:46,842 INFO L276 IsEmpty]: Start isEmpty. Operand 772 states and 1536 transitions. [2018-10-04 10:42:46,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:46,843 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:46,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:46,849 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:46,864 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 10:42:46,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:46,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1538 states to 773 states and 1538 transitions. [2018-10-04 10:42:46,919 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 1538 transitions. [2018-10-04 10:42:46,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:46,920 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:46,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:46,928 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:46,940 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 10:42:46,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:46,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1540 states to 774 states and 1540 transitions. [2018-10-04 10:42:46,993 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 1540 transitions. [2018-10-04 10:42:46,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:46,993 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:46,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:47,000 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:47,014 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 10:42:47,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:47,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1542 states to 775 states and 1542 transitions. [2018-10-04 10:42:47,073 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states and 1542 transitions. [2018-10-04 10:42:47,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:47,074 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:47,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:47,079 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:47,092 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 10:42:47,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:47,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1544 states to 776 states and 1544 transitions. [2018-10-04 10:42:47,147 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 1544 transitions. [2018-10-04 10:42:47,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:47,148 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:47,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:47,164 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:47,178 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 10:42:47,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:47,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1546 states to 777 states and 1546 transitions. [2018-10-04 10:42:47,232 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 1546 transitions. [2018-10-04 10:42:47,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:47,233 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:47,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:47,251 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:47,267 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 10:42:47,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:47,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1548 states to 778 states and 1548 transitions. [2018-10-04 10:42:47,318 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 1548 transitions. [2018-10-04 10:42:47,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:47,319 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:47,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:47,324 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:47,336 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 10:42:47,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:47,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1550 states to 779 states and 1550 transitions. [2018-10-04 10:42:47,389 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 1550 transitions. [2018-10-04 10:42:47,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:47,390 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:47,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:47,394 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:47,410 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 10:42:47,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:47,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1552 states to 780 states and 1552 transitions. [2018-10-04 10:42:47,464 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 1552 transitions. [2018-10-04 10:42:47,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:47,464 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:47,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:47,470 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:47,486 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 10:42:47,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:47,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1554 states to 781 states and 1554 transitions. [2018-10-04 10:42:47,542 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 1554 transitions. [2018-10-04 10:42:47,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:47,543 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:47,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:47,547 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:47,564 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 10:42:47,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:47,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1556 states to 782 states and 1556 transitions. [2018-10-04 10:42:47,617 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 1556 transitions. [2018-10-04 10:42:47,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:47,618 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:47,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:47,626 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:47,641 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 10:42:47,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:47,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 783 states and 1558 transitions. [2018-10-04 10:42:47,698 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 1558 transitions. [2018-10-04 10:42:47,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:47,698 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:47,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:47,703 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:47,719 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 10:42:47,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:47,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1560 states to 784 states and 1560 transitions. [2018-10-04 10:42:47,772 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 1560 transitions. [2018-10-04 10:42:47,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:47,773 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:47,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:47,781 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:47,795 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 10:42:47,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:47,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1562 states to 785 states and 1562 transitions. [2018-10-04 10:42:47,848 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 1562 transitions. [2018-10-04 10:42:47,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:47,849 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:47,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:47,883 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:47,903 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 10:42:47,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:47,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1564 states to 786 states and 1564 transitions. [2018-10-04 10:42:47,957 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 1564 transitions. [2018-10-04 10:42:47,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:47,958 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:47,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:47,962 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:47,976 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 10:42:48,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:48,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1566 states to 787 states and 1566 transitions. [2018-10-04 10:42:48,029 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1566 transitions. [2018-10-04 10:42:48,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:48,030 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:48,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:48,041 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:48,091 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 10:42:48,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:48,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1568 states to 788 states and 1568 transitions. [2018-10-04 10:42:48,144 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 1568 transitions. [2018-10-04 10:42:48,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:48,145 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:48,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:48,152 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:48,159 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 10:42:48,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:48,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1570 states to 789 states and 1570 transitions. [2018-10-04 10:42:48,213 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 1570 transitions. [2018-10-04 10:42:48,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:48,214 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:48,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:48,221 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:48,233 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 10:42:48,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:48,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1572 states to 790 states and 1572 transitions. [2018-10-04 10:42:48,290 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1572 transitions. [2018-10-04 10:42:48,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:48,290 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:48,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:48,295 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:48,311 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 10:42:48,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:48,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1574 states to 791 states and 1574 transitions. [2018-10-04 10:42:48,364 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1574 transitions. [2018-10-04 10:42:48,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:48,365 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:48,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:48,370 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:48,385 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 10:42:48,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:48,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 792 states and 1576 transitions. [2018-10-04 10:42:48,441 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 1576 transitions. [2018-10-04 10:42:48,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:48,442 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:48,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:48,447 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:48,464 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 10:42:48,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:48,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 793 states and 1578 transitions. [2018-10-04 10:42:48,546 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 1578 transitions. [2018-10-04 10:42:48,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:48,547 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:48,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:48,552 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:48,562 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 10:42:48,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:48,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1580 states to 794 states and 1580 transitions. [2018-10-04 10:42:48,658 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1580 transitions. [2018-10-04 10:42:48,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:48,658 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:48,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:48,663 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:48,676 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 10:42:48,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:48,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1582 states to 795 states and 1582 transitions. [2018-10-04 10:42:48,780 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1582 transitions. [2018-10-04 10:42:48,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:48,781 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:48,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:48,787 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:48,799 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:48,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:48,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1584 states to 796 states and 1584 transitions. [2018-10-04 10:42:48,900 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 1584 transitions. [2018-10-04 10:42:48,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:48,900 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:48,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:48,905 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:48,919 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 10:42:49,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:49,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1586 states to 797 states and 1586 transitions. [2018-10-04 10:42:49,003 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 1586 transitions. [2018-10-04 10:42:49,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:49,004 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:49,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:49,009 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:49,022 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 10:42:49,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:49,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1588 states to 798 states and 1588 transitions. [2018-10-04 10:42:49,082 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 1588 transitions. [2018-10-04 10:42:49,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:49,082 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:49,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:49,089 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:49,115 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 10:42:49,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:49,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1590 states to 799 states and 1590 transitions. [2018-10-04 10:42:49,175 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1590 transitions. [2018-10-04 10:42:49,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:49,175 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:49,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:49,181 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:49,195 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 10:42:49,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:49,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1592 states to 800 states and 1592 transitions. [2018-10-04 10:42:49,250 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 1592 transitions. [2018-10-04 10:42:49,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:49,251 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:49,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:49,257 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:49,271 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 10:42:49,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:49,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1594 states to 801 states and 1594 transitions. [2018-10-04 10:42:49,333 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 1594 transitions. [2018-10-04 10:42:49,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:49,334 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:49,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:49,338 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:49,354 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 10:42:49,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:49,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1596 states to 802 states and 1596 transitions. [2018-10-04 10:42:49,406 INFO L276 IsEmpty]: Start isEmpty. Operand 802 states and 1596 transitions. [2018-10-04 10:42:49,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:49,406 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:49,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:49,412 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:49,426 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 10:42:49,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:49,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1598 states to 803 states and 1598 transitions. [2018-10-04 10:42:49,483 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 1598 transitions. [2018-10-04 10:42:49,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:49,483 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:49,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:49,489 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:49,504 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 10:42:49,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:49,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1600 states to 804 states and 1600 transitions. [2018-10-04 10:42:49,560 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 1600 transitions. [2018-10-04 10:42:49,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:49,560 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:49,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:49,567 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:49,583 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 10:42:49,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:49,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1602 states to 805 states and 1602 transitions. [2018-10-04 10:42:49,637 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 1602 transitions. [2018-10-04 10:42:49,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:49,638 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:49,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:49,643 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:49,657 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 10:42:49,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:49,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1604 states to 806 states and 1604 transitions. [2018-10-04 10:42:49,710 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 1604 transitions. [2018-10-04 10:42:49,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:49,711 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:49,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:49,719 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:49,733 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 10:42:49,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:49,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1606 states to 807 states and 1606 transitions. [2018-10-04 10:42:49,787 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 1606 transitions. [2018-10-04 10:42:49,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:49,787 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:49,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:49,803 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:49,816 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 10:42:49,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:49,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1608 states to 808 states and 1608 transitions. [2018-10-04 10:42:49,873 INFO L276 IsEmpty]: Start isEmpty. Operand 808 states and 1608 transitions. [2018-10-04 10:42:49,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:49,874 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:49,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:49,878 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:49,896 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 10:42:49,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:49,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1610 states to 809 states and 1610 transitions. [2018-10-04 10:42:49,948 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 1610 transitions. [2018-10-04 10:42:49,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:49,949 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:49,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:49,953 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:49,970 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:50,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:50,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1612 states to 810 states and 1612 transitions. [2018-10-04 10:42:50,025 INFO L276 IsEmpty]: Start isEmpty. Operand 810 states and 1612 transitions. [2018-10-04 10:42:50,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:50,026 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:50,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:50,033 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:50,048 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 10:42:50,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:50,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1614 states to 811 states and 1614 transitions. [2018-10-04 10:42:50,100 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 1614 transitions. [2018-10-04 10:42:50,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:50,101 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:50,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:50,108 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:50,149 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:50,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:50,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1616 states to 812 states and 1616 transitions. [2018-10-04 10:42:50,202 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 1616 transitions. [2018-10-04 10:42:50,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:50,203 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:50,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:50,207 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:50,217 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:50,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:50,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1618 states to 813 states and 1618 transitions. [2018-10-04 10:42:50,271 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 1618 transitions. [2018-10-04 10:42:50,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:50,271 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:50,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:50,281 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:50,296 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 10:42:50,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:50,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1620 states to 814 states and 1620 transitions. [2018-10-04 10:42:50,352 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 1620 transitions. [2018-10-04 10:42:50,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:50,352 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:50,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:50,360 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:50,371 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 10:42:50,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:50,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1622 states to 815 states and 1622 transitions. [2018-10-04 10:42:50,426 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 1622 transitions. [2018-10-04 10:42:50,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:50,427 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:50,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:50,433 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:50,451 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 10:42:50,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:50,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1624 states to 816 states and 1624 transitions. [2018-10-04 10:42:50,505 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 1624 transitions. [2018-10-04 10:42:50,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:50,506 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:50,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:50,532 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:50,663 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 10:42:50,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:50,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1626 states to 817 states and 1626 transitions. [2018-10-04 10:42:50,812 INFO L276 IsEmpty]: Start isEmpty. Operand 817 states and 1626 transitions. [2018-10-04 10:42:50,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:50,813 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:50,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:50,817 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:50,828 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 10:42:50,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:50,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1628 states to 818 states and 1628 transitions. [2018-10-04 10:42:50,885 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states and 1628 transitions. [2018-10-04 10:42:50,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:50,885 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:50,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:50,892 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:50,902 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:50,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:50,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1630 states to 819 states and 1630 transitions. [2018-10-04 10:42:50,959 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 1630 transitions. [2018-10-04 10:42:50,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:50,960 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:50,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:50,966 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:50,979 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 10:42:51,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:51,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1632 states to 820 states and 1632 transitions. [2018-10-04 10:42:51,040 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 1632 transitions. [2018-10-04 10:42:51,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:51,040 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:51,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:51,050 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:51,068 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 10:42:51,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:51,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1634 states to 821 states and 1634 transitions. [2018-10-04 10:42:51,122 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 1634 transitions. [2018-10-04 10:42:51,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:51,122 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:51,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:51,129 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:51,142 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 10:42:51,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:51,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1636 states to 822 states and 1636 transitions. [2018-10-04 10:42:51,199 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states and 1636 transitions. [2018-10-04 10:42:51,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:51,200 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:51,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:51,206 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:51,221 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 10:42:51,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:51,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1638 states to 823 states and 1638 transitions. [2018-10-04 10:42:51,275 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 1638 transitions. [2018-10-04 10:42:51,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:51,276 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:51,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:51,281 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:51,297 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 10:42:51,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:51,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1640 states to 824 states and 1640 transitions. [2018-10-04 10:42:51,355 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 1640 transitions. [2018-10-04 10:42:51,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:51,356 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:51,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:51,362 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:51,377 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 10:42:51,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:51,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1642 states to 825 states and 1642 transitions. [2018-10-04 10:42:51,435 INFO L276 IsEmpty]: Start isEmpty. Operand 825 states and 1642 transitions. [2018-10-04 10:42:51,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:51,436 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:51,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:51,444 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:51,456 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 10:42:51,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:51,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1644 states to 826 states and 1644 transitions. [2018-10-04 10:42:51,513 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 1644 transitions. [2018-10-04 10:42:51,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:51,513 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:51,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:51,521 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:51,536 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 10:42:51,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:51,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 827 states and 1646 transitions. [2018-10-04 10:42:51,593 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 1646 transitions. [2018-10-04 10:42:51,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:51,594 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:51,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:51,605 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:51,638 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 10:42:51,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:51,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1648 states to 828 states and 1648 transitions. [2018-10-04 10:42:51,694 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states and 1648 transitions. [2018-10-04 10:42:51,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:51,694 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:51,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:51,700 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:51,710 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 10:42:51,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:51,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1650 states to 829 states and 1650 transitions. [2018-10-04 10:42:51,767 INFO L276 IsEmpty]: Start isEmpty. Operand 829 states and 1650 transitions. [2018-10-04 10:42:51,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:51,768 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:51,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:51,773 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:51,788 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 10:42:51,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:51,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1652 states to 830 states and 1652 transitions. [2018-10-04 10:42:51,848 INFO L276 IsEmpty]: Start isEmpty. Operand 830 states and 1652 transitions. [2018-10-04 10:42:51,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:51,849 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:51,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:51,853 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:51,869 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 10:42:51,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:51,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 831 states and 1654 transitions. [2018-10-04 10:42:51,928 INFO L276 IsEmpty]: Start isEmpty. Operand 831 states and 1654 transitions. [2018-10-04 10:42:51,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:51,928 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:51,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:51,935 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:51,950 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 10:42:52,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:52,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1656 states to 832 states and 1656 transitions. [2018-10-04 10:42:52,007 INFO L276 IsEmpty]: Start isEmpty. Operand 832 states and 1656 transitions. [2018-10-04 10:42:52,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:52,007 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:52,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:52,013 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:52,027 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 10:42:52,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:52,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1658 states to 833 states and 1658 transitions. [2018-10-04 10:42:52,086 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1658 transitions. [2018-10-04 10:42:52,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:52,086 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:52,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:52,091 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:52,111 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 10:42:52,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:52,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1660 states to 834 states and 1660 transitions. [2018-10-04 10:42:52,166 INFO L276 IsEmpty]: Start isEmpty. Operand 834 states and 1660 transitions. [2018-10-04 10:42:52,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:52,166 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:52,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:52,173 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:52,188 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 10:42:52,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:52,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1662 states to 835 states and 1662 transitions. [2018-10-04 10:42:52,243 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 1662 transitions. [2018-10-04 10:42:52,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:52,244 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:52,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:52,251 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:52,265 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 10:42:52,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:52,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1664 states to 836 states and 1664 transitions. [2018-10-04 10:42:52,319 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 1664 transitions. [2018-10-04 10:42:52,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:52,320 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:52,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:52,325 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:52,338 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 10:42:52,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:52,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1666 states to 837 states and 1666 transitions. [2018-10-04 10:42:52,396 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 1666 transitions. [2018-10-04 10:42:52,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:52,397 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:52,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:52,411 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:52,426 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 10:42:52,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:52,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1668 states to 838 states and 1668 transitions. [2018-10-04 10:42:52,484 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 1668 transitions. [2018-10-04 10:42:52,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:52,485 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:52,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:52,490 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:52,504 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 10:42:52,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:52,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1670 states to 839 states and 1670 transitions. [2018-10-04 10:42:52,563 INFO L276 IsEmpty]: Start isEmpty. Operand 839 states and 1670 transitions. [2018-10-04 10:42:52,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:52,563 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:52,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:52,570 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:52,584 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 10:42:52,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:52,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1672 states to 840 states and 1672 transitions. [2018-10-04 10:42:52,646 INFO L276 IsEmpty]: Start isEmpty. Operand 840 states and 1672 transitions. [2018-10-04 10:42:52,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:52,646 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:52,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:52,651 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:52,667 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 10:42:52,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:52,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1674 states to 841 states and 1674 transitions. [2018-10-04 10:42:52,725 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 1674 transitions. [2018-10-04 10:42:52,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:52,725 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:52,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:52,730 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:52,745 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 10:42:52,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:52,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1676 states to 842 states and 1676 transitions. [2018-10-04 10:42:52,803 INFO L276 IsEmpty]: Start isEmpty. Operand 842 states and 1676 transitions. [2018-10-04 10:42:52,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:52,803 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:52,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:52,812 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:52,827 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 10:42:52,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:52,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1678 states to 843 states and 1678 transitions. [2018-10-04 10:42:52,880 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1678 transitions. [2018-10-04 10:42:52,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:52,881 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:52,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:52,887 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:52,900 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 10:42:52,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:52,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1680 states to 844 states and 1680 transitions. [2018-10-04 10:42:52,956 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 1680 transitions. [2018-10-04 10:42:52,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:52,956 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:52,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:52,962 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:52,977 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:53,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:53,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1682 states to 845 states and 1682 transitions. [2018-10-04 10:42:53,035 INFO L276 IsEmpty]: Start isEmpty. Operand 845 states and 1682 transitions. [2018-10-04 10:42:53,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:53,035 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:53,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:53,041 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:53,056 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 10:42:53,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:53,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1684 states to 846 states and 1684 transitions. [2018-10-04 10:42:53,111 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 1684 transitions. [2018-10-04 10:42:53,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:53,112 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:53,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:53,118 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:53,133 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:53,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:53,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1686 states to 847 states and 1686 transitions. [2018-10-04 10:42:53,192 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 1686 transitions. [2018-10-04 10:42:53,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:53,192 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:53,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:53,199 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:53,213 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 10:42:53,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:53,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1688 states to 848 states and 1688 transitions. [2018-10-04 10:42:53,274 INFO L276 IsEmpty]: Start isEmpty. Operand 848 states and 1688 transitions. [2018-10-04 10:42:53,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:53,275 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:53,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:53,281 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:53,298 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 10:42:53,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:53,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1690 states to 849 states and 1690 transitions. [2018-10-04 10:42:53,355 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 1690 transitions. [2018-10-04 10:42:53,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:53,356 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:53,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:53,362 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:53,377 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 10:42:53,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:53,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1692 states to 850 states and 1692 transitions. [2018-10-04 10:42:53,434 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 1692 transitions. [2018-10-04 10:42:53,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:53,435 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:53,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:53,441 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:53,457 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 10:42:53,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:53,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1694 states to 851 states and 1694 transitions. [2018-10-04 10:42:53,513 INFO L276 IsEmpty]: Start isEmpty. Operand 851 states and 1694 transitions. [2018-10-04 10:42:53,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:53,514 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:53,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:53,518 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:53,536 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 10:42:53,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:53,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1696 states to 852 states and 1696 transitions. [2018-10-04 10:42:53,594 INFO L276 IsEmpty]: Start isEmpty. Operand 852 states and 1696 transitions. [2018-10-04 10:42:53,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:53,594 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:53,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:53,601 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:53,624 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 10:42:53,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:53,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1698 states to 853 states and 1698 transitions. [2018-10-04 10:42:53,712 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 1698 transitions. [2018-10-04 10:42:53,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:53,713 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:53,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:53,717 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:53,731 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 10:42:53,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:53,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1700 states to 854 states and 1700 transitions. [2018-10-04 10:42:53,819 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 1700 transitions. [2018-10-04 10:42:53,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:53,820 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:53,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:53,824 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:53,841 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 10:42:53,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:53,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1702 states to 855 states and 1702 transitions. [2018-10-04 10:42:53,931 INFO L276 IsEmpty]: Start isEmpty. Operand 855 states and 1702 transitions. [2018-10-04 10:42:53,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:53,932 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:53,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:53,939 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:53,956 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 10:42:54,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:54,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1704 states to 856 states and 1704 transitions. [2018-10-04 10:42:54,054 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1704 transitions. [2018-10-04 10:42:54,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:54,055 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:54,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:54,060 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:54,074 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 10:42:54,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:54,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1706 states to 857 states and 1706 transitions. [2018-10-04 10:42:54,142 INFO L276 IsEmpty]: Start isEmpty. Operand 857 states and 1706 transitions. [2018-10-04 10:42:54,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:54,142 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:54,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:54,147 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:54,159 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 10:42:54,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:54,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1708 states to 858 states and 1708 transitions. [2018-10-04 10:42:54,227 INFO L276 IsEmpty]: Start isEmpty. Operand 858 states and 1708 transitions. [2018-10-04 10:42:54,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:54,227 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:54,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:54,234 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:54,269 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 10:42:54,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:54,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1710 states to 859 states and 1710 transitions. [2018-10-04 10:42:54,328 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1710 transitions. [2018-10-04 10:42:54,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:54,328 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:54,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:54,332 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:54,344 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 10:42:54,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:54,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1712 states to 860 states and 1712 transitions. [2018-10-04 10:42:54,403 INFO L276 IsEmpty]: Start isEmpty. Operand 860 states and 1712 transitions. [2018-10-04 10:42:54,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:54,404 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:54,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:54,408 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:54,425 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 10:42:54,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:54,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1714 states to 861 states and 1714 transitions. [2018-10-04 10:42:54,480 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 1714 transitions. [2018-10-04 10:42:54,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:54,481 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:54,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:54,486 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:54,499 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 10:42:54,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:54,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1716 states to 862 states and 1716 transitions. [2018-10-04 10:42:54,560 INFO L276 IsEmpty]: Start isEmpty. Operand 862 states and 1716 transitions. [2018-10-04 10:42:54,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:54,560 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:54,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:54,566 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:54,580 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 10:42:54,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:54,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1718 states to 863 states and 1718 transitions. [2018-10-04 10:42:54,641 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 1718 transitions. [2018-10-04 10:42:54,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:54,642 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:54,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:54,649 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:54,659 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 10:42:54,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:54,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1720 states to 864 states and 1720 transitions. [2018-10-04 10:42:54,720 INFO L276 IsEmpty]: Start isEmpty. Operand 864 states and 1720 transitions. [2018-10-04 10:42:54,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:54,721 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:54,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:54,727 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:54,757 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 10:42:54,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:54,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1722 states to 865 states and 1722 transitions. [2018-10-04 10:42:54,848 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 1722 transitions. [2018-10-04 10:42:54,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:54,849 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:54,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:54,853 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:54,863 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 10:42:54,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:54,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1724 states to 866 states and 1724 transitions. [2018-10-04 10:42:54,922 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 1724 transitions. [2018-10-04 10:42:54,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:54,922 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:54,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:54,931 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:54,945 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 10:42:55,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:55,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1726 states to 867 states and 1726 transitions. [2018-10-04 10:42:55,002 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 1726 transitions. [2018-10-04 10:42:55,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:55,003 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:55,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:55,009 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:55,023 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 10:42:55,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:55,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1728 states to 868 states and 1728 transitions. [2018-10-04 10:42:55,080 INFO L276 IsEmpty]: Start isEmpty. Operand 868 states and 1728 transitions. [2018-10-04 10:42:55,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:55,080 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:55,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:55,087 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:55,101 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:55,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:55,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1730 states to 869 states and 1730 transitions. [2018-10-04 10:42:55,159 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1730 transitions. [2018-10-04 10:42:55,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:55,159 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:55,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:55,164 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:55,180 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 10:42:55,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:55,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1732 states to 870 states and 1732 transitions. [2018-10-04 10:42:55,239 INFO L276 IsEmpty]: Start isEmpty. Operand 870 states and 1732 transitions. [2018-10-04 10:42:55,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:55,240 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:55,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:55,249 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:55,263 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 10:42:55,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:55,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1734 states to 871 states and 1734 transitions. [2018-10-04 10:42:55,320 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 1734 transitions. [2018-10-04 10:42:55,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:55,321 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:55,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:55,327 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:55,341 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 10:42:55,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:55,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1736 states to 872 states and 1736 transitions. [2018-10-04 10:42:55,400 INFO L276 IsEmpty]: Start isEmpty. Operand 872 states and 1736 transitions. [2018-10-04 10:42:55,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:55,400 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:55,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:55,405 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:55,423 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 10:42:55,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:55,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1738 states to 873 states and 1738 transitions. [2018-10-04 10:42:55,484 INFO L276 IsEmpty]: Start isEmpty. Operand 873 states and 1738 transitions. [2018-10-04 10:42:55,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:55,484 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:55,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:55,489 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:55,505 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 10:42:55,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:55,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1740 states to 874 states and 1740 transitions. [2018-10-04 10:42:55,562 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 1740 transitions. [2018-10-04 10:42:55,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:55,563 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:55,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:55,569 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:55,586 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 10:42:55,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:55,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1742 states to 875 states and 1742 transitions. [2018-10-04 10:42:55,645 INFO L276 IsEmpty]: Start isEmpty. Operand 875 states and 1742 transitions. [2018-10-04 10:42:55,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:55,645 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:55,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:55,649 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:55,664 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 10:42:55,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:55,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1744 states to 876 states and 1744 transitions. [2018-10-04 10:42:55,724 INFO L276 IsEmpty]: Start isEmpty. Operand 876 states and 1744 transitions. [2018-10-04 10:42:55,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:55,724 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:55,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:55,731 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:55,743 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 10:42:55,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:55,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1746 states to 877 states and 1746 transitions. [2018-10-04 10:42:55,800 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1746 transitions. [2018-10-04 10:42:55,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:55,801 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:55,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:55,808 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:55,821 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 10:42:55,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:55,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1748 states to 878 states and 1748 transitions. [2018-10-04 10:42:55,881 INFO L276 IsEmpty]: Start isEmpty. Operand 878 states and 1748 transitions. [2018-10-04 10:42:55,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:55,882 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:55,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:55,886 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:55,900 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 10:42:55,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:55,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1750 states to 879 states and 1750 transitions. [2018-10-04 10:42:55,960 INFO L276 IsEmpty]: Start isEmpty. Operand 879 states and 1750 transitions. [2018-10-04 10:42:55,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:55,961 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:55,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:55,967 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:55,982 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 10:42:56,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:56,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1752 states to 880 states and 1752 transitions. [2018-10-04 10:42:56,042 INFO L276 IsEmpty]: Start isEmpty. Operand 880 states and 1752 transitions. [2018-10-04 10:42:56,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:56,043 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:56,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:56,048 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:56,064 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 10:42:56,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:56,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1754 states to 881 states and 1754 transitions. [2018-10-04 10:42:56,122 INFO L276 IsEmpty]: Start isEmpty. Operand 881 states and 1754 transitions. [2018-10-04 10:42:56,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:56,123 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:56,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:56,128 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:56,143 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 10:42:56,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:56,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1756 states to 882 states and 1756 transitions. [2018-10-04 10:42:56,202 INFO L276 IsEmpty]: Start isEmpty. Operand 882 states and 1756 transitions. [2018-10-04 10:42:56,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:56,202 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:56,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:56,210 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:56,224 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 10:42:56,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:56,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1758 states to 883 states and 1758 transitions. [2018-10-04 10:42:56,281 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 1758 transitions. [2018-10-04 10:42:56,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:56,281 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:56,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:56,286 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:56,302 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:56,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:56,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1760 states to 884 states and 1760 transitions. [2018-10-04 10:42:56,362 INFO L276 IsEmpty]: Start isEmpty. Operand 884 states and 1760 transitions. [2018-10-04 10:42:56,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:56,362 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:56,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:56,381 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:56,422 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:56,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:56,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1762 states to 885 states and 1762 transitions. [2018-10-04 10:42:56,478 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1762 transitions. [2018-10-04 10:42:56,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:56,478 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:56,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:56,483 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:56,495 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 10:42:56,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:56,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1764 states to 886 states and 1764 transitions. [2018-10-04 10:42:56,552 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 1764 transitions. [2018-10-04 10:42:56,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:56,553 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:56,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:56,558 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:56,571 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 10:42:56,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:56,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1766 states to 887 states and 1766 transitions. [2018-10-04 10:42:56,631 INFO L276 IsEmpty]: Start isEmpty. Operand 887 states and 1766 transitions. [2018-10-04 10:42:56,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:56,631 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:56,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:56,636 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:56,651 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 10:42:56,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:56,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1768 states to 888 states and 1768 transitions. [2018-10-04 10:42:56,713 INFO L276 IsEmpty]: Start isEmpty. Operand 888 states and 1768 transitions. [2018-10-04 10:42:56,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:56,714 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:56,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:56,722 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:56,733 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 10:42:56,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:56,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1770 states to 889 states and 1770 transitions. [2018-10-04 10:42:56,791 INFO L276 IsEmpty]: Start isEmpty. Operand 889 states and 1770 transitions. [2018-10-04 10:42:56,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:56,792 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:56,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:56,798 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:56,813 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 10:42:56,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:56,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1772 states to 890 states and 1772 transitions. [2018-10-04 10:42:56,874 INFO L276 IsEmpty]: Start isEmpty. Operand 890 states and 1772 transitions. [2018-10-04 10:42:56,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:56,874 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:56,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:56,879 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:56,895 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 10:42:56,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:56,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1774 states to 891 states and 1774 transitions. [2018-10-04 10:42:56,953 INFO L276 IsEmpty]: Start isEmpty. Operand 891 states and 1774 transitions. [2018-10-04 10:42:56,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:56,954 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:56,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:56,960 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:56,976 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 10:42:57,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:57,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1776 states to 892 states and 1776 transitions. [2018-10-04 10:42:57,037 INFO L276 IsEmpty]: Start isEmpty. Operand 892 states and 1776 transitions. [2018-10-04 10:42:57,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:57,038 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:57,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:57,043 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:57,061 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 10:42:57,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:57,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1778 states to 893 states and 1778 transitions. [2018-10-04 10:42:57,118 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 1778 transitions. [2018-10-04 10:42:57,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:57,119 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:57,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:57,126 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:57,141 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:57,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:57,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1780 states to 894 states and 1780 transitions. [2018-10-04 10:42:57,202 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1780 transitions. [2018-10-04 10:42:57,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:57,203 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:57,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:57,209 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:57,225 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 10:42:57,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:57,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1782 states to 895 states and 1782 transitions. [2018-10-04 10:42:57,284 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 1782 transitions. [2018-10-04 10:42:57,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:57,285 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:57,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:57,291 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:57,306 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 10:42:57,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:57,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1784 states to 896 states and 1784 transitions. [2018-10-04 10:42:57,365 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 1784 transitions. [2018-10-04 10:42:57,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:57,366 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:57,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:57,372 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:57,387 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 10:42:57,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:57,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1786 states to 897 states and 1786 transitions. [2018-10-04 10:42:57,447 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 1786 transitions. [2018-10-04 10:42:57,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:57,447 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:57,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:57,452 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:57,468 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 10:42:57,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:57,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1788 states to 898 states and 1788 transitions. [2018-10-04 10:42:57,532 INFO L276 IsEmpty]: Start isEmpty. Operand 898 states and 1788 transitions. [2018-10-04 10:42:57,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:57,532 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:57,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:57,537 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:57,553 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 10:42:57,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:57,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1790 states to 899 states and 1790 transitions. [2018-10-04 10:42:57,615 INFO L276 IsEmpty]: Start isEmpty. Operand 899 states and 1790 transitions. [2018-10-04 10:42:57,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:57,615 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:57,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:57,620 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:57,638 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 10:42:57,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:57,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1792 states to 900 states and 1792 transitions. [2018-10-04 10:42:57,694 INFO L276 IsEmpty]: Start isEmpty. Operand 900 states and 1792 transitions. [2018-10-04 10:42:57,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:57,694 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:57,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:57,701 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:57,717 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 10:42:57,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:57,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1794 states to 901 states and 1794 transitions. [2018-10-04 10:42:57,780 INFO L276 IsEmpty]: Start isEmpty. Operand 901 states and 1794 transitions. [2018-10-04 10:42:57,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:57,780 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:57,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:57,785 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:57,799 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:42:57,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:57,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1796 states to 902 states and 1796 transitions. [2018-10-04 10:42:57,855 INFO L276 IsEmpty]: Start isEmpty. Operand 902 states and 1796 transitions. [2018-10-04 10:42:57,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:57,855 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:57,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:57,862 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:57,878 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 10:42:57,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:57,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1798 states to 903 states and 1798 transitions. [2018-10-04 10:42:57,936 INFO L276 IsEmpty]: Start isEmpty. Operand 903 states and 1798 transitions. [2018-10-04 10:42:57,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:57,936 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:57,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:57,954 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:57,988 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 10:42:58,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:58,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1800 states to 904 states and 1800 transitions. [2018-10-04 10:42:58,045 INFO L276 IsEmpty]: Start isEmpty. Operand 904 states and 1800 transitions. [2018-10-04 10:42:58,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:58,045 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:58,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:58,061 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:58,077 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 10:42:58,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:58,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1802 states to 905 states and 1802 transitions. [2018-10-04 10:42:58,132 INFO L276 IsEmpty]: Start isEmpty. Operand 905 states and 1802 transitions. [2018-10-04 10:42:58,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:58,133 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:58,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:58,147 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:58,163 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 10:42:58,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:58,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1804 states to 906 states and 1804 transitions. [2018-10-04 10:42:58,219 INFO L276 IsEmpty]: Start isEmpty. Operand 906 states and 1804 transitions. [2018-10-04 10:42:58,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:58,219 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:58,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:58,225 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:58,237 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 10:42:58,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:58,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1806 states to 907 states and 1806 transitions. [2018-10-04 10:42:58,296 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states and 1806 transitions. [2018-10-04 10:42:58,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:58,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:58,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:58,301 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:58,327 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 10:42:58,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:58,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1808 states to 908 states and 1808 transitions. [2018-10-04 10:42:58,474 INFO L276 IsEmpty]: Start isEmpty. Operand 908 states and 1808 transitions. [2018-10-04 10:42:58,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:58,474 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:58,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:58,481 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:58,492 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 10:42:58,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:58,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1810 states to 909 states and 1810 transitions. [2018-10-04 10:42:58,554 INFO L276 IsEmpty]: Start isEmpty. Operand 909 states and 1810 transitions. [2018-10-04 10:42:58,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:58,555 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:58,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:58,559 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:58,572 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 10:42:58,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:58,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1812 states to 910 states and 1812 transitions. [2018-10-04 10:42:58,629 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 1812 transitions. [2018-10-04 10:42:58,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:58,630 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:58,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:58,636 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:58,650 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 10:42:58,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:58,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1814 states to 911 states and 1814 transitions. [2018-10-04 10:42:58,711 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 1814 transitions. [2018-10-04 10:42:58,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:58,712 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:58,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:58,716 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:58,740 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 10:42:58,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:58,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1816 states to 912 states and 1816 transitions. [2018-10-04 10:42:58,832 INFO L276 IsEmpty]: Start isEmpty. Operand 912 states and 1816 transitions. [2018-10-04 10:42:58,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:58,833 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:58,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:58,838 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:58,857 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 10:42:58,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:58,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1818 states to 913 states and 1818 transitions. [2018-10-04 10:42:58,945 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 1818 transitions. [2018-10-04 10:42:58,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:58,945 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:58,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:58,950 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:58,964 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 10:42:59,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:59,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1820 states to 914 states and 1820 transitions. [2018-10-04 10:42:59,065 INFO L276 IsEmpty]: Start isEmpty. Operand 914 states and 1820 transitions. [2018-10-04 10:42:59,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:59,065 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:59,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:59,069 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:59,083 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 10:42:59,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:59,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1822 states to 915 states and 1822 transitions. [2018-10-04 10:42:59,168 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 1822 transitions. [2018-10-04 10:42:59,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:59,168 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:59,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:59,172 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:59,191 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 10:42:59,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:59,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1824 states to 916 states and 1824 transitions. [2018-10-04 10:42:59,247 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 1824 transitions. [2018-10-04 10:42:59,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:59,247 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:59,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:59,254 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:59,263 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 10:42:59,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:59,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1826 states to 917 states and 1826 transitions. [2018-10-04 10:42:59,322 INFO L276 IsEmpty]: Start isEmpty. Operand 917 states and 1826 transitions. [2018-10-04 10:42:59,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:59,322 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:59,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:59,328 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:59,343 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 10:42:59,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:59,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1828 states to 918 states and 1828 transitions. [2018-10-04 10:42:59,400 INFO L276 IsEmpty]: Start isEmpty. Operand 918 states and 1828 transitions. [2018-10-04 10:42:59,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:59,401 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:59,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:59,406 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:59,421 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 10:42:59,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:59,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1830 states to 919 states and 1830 transitions. [2018-10-04 10:42:59,480 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 1830 transitions. [2018-10-04 10:42:59,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:59,480 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:59,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:59,485 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:59,504 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 10:42:59,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:59,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1832 states to 920 states and 1832 transitions. [2018-10-04 10:42:59,560 INFO L276 IsEmpty]: Start isEmpty. Operand 920 states and 1832 transitions. [2018-10-04 10:42:59,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:59,561 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:59,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:59,566 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:59,582 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 10:42:59,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:59,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1834 states to 921 states and 1834 transitions. [2018-10-04 10:42:59,639 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 1834 transitions. [2018-10-04 10:42:59,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:59,640 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:59,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:59,644 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:59,660 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 10:42:59,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:59,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1836 states to 922 states and 1836 transitions. [2018-10-04 10:42:59,721 INFO L276 IsEmpty]: Start isEmpty. Operand 922 states and 1836 transitions. [2018-10-04 10:42:59,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:59,722 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:59,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:59,726 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:59,741 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 10:42:59,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:59,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1838 states to 923 states and 1838 transitions. [2018-10-04 10:42:59,802 INFO L276 IsEmpty]: Start isEmpty. Operand 923 states and 1838 transitions. [2018-10-04 10:42:59,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:59,803 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:59,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:59,807 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:59,824 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 10:42:59,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:59,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1840 states to 924 states and 1840 transitions. [2018-10-04 10:42:59,883 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 1840 transitions. [2018-10-04 10:42:59,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:59,883 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:59,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:59,888 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:59,904 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 10:42:59,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:42:59,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1842 states to 925 states and 1842 transitions. [2018-10-04 10:42:59,964 INFO L276 IsEmpty]: Start isEmpty. Operand 925 states and 1842 transitions. [2018-10-04 10:42:59,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:42:59,965 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:42:59,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:42:59,969 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:42:59,985 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 10:43:00,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:00,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1844 states to 926 states and 1844 transitions. [2018-10-04 10:43:00,045 INFO L276 IsEmpty]: Start isEmpty. Operand 926 states and 1844 transitions. [2018-10-04 10:43:00,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:00,046 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:00,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:00,064 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:00,089 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 10:43:00,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:00,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1846 states to 927 states and 1846 transitions. [2018-10-04 10:43:00,145 INFO L276 IsEmpty]: Start isEmpty. Operand 927 states and 1846 transitions. [2018-10-04 10:43:00,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:00,146 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:00,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:00,155 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:00,184 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 10:43:00,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:00,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1848 states to 928 states and 1848 transitions. [2018-10-04 10:43:00,245 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1848 transitions. [2018-10-04 10:43:00,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:00,245 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:00,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:00,250 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:00,263 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 10:43:00,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:00,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1850 states to 929 states and 1850 transitions. [2018-10-04 10:43:00,321 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 1850 transitions. [2018-10-04 10:43:00,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:00,321 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:00,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:00,326 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:00,342 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 10:43:00,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:00,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1852 states to 930 states and 1852 transitions. [2018-10-04 10:43:00,400 INFO L276 IsEmpty]: Start isEmpty. Operand 930 states and 1852 transitions. [2018-10-04 10:43:00,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:00,401 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:00,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:00,407 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:00,421 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 10:43:00,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:00,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1854 states to 931 states and 1854 transitions. [2018-10-04 10:43:00,482 INFO L276 IsEmpty]: Start isEmpty. Operand 931 states and 1854 transitions. [2018-10-04 10:43:00,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:00,483 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:00,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:00,488 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:00,505 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 10:43:00,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:00,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1856 states to 932 states and 1856 transitions. [2018-10-04 10:43:00,564 INFO L276 IsEmpty]: Start isEmpty. Operand 932 states and 1856 transitions. [2018-10-04 10:43:00,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:00,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:00,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:00,571 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:00,589 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 10:43:00,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:00,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 933 states and 1858 transitions. [2018-10-04 10:43:00,645 INFO L276 IsEmpty]: Start isEmpty. Operand 933 states and 1858 transitions. [2018-10-04 10:43:00,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:00,646 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:00,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:00,651 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:00,666 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 10:43:00,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:00,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1860 states to 934 states and 1860 transitions. [2018-10-04 10:43:00,726 INFO L276 IsEmpty]: Start isEmpty. Operand 934 states and 1860 transitions. [2018-10-04 10:43:00,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:00,727 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:00,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:00,735 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:00,750 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 10:43:00,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:00,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1862 states to 935 states and 1862 transitions. [2018-10-04 10:43:00,806 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 1862 transitions. [2018-10-04 10:43:00,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:00,806 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:00,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:00,812 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:00,827 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 10:43:00,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:00,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1864 states to 936 states and 1864 transitions. [2018-10-04 10:43:00,890 INFO L276 IsEmpty]: Start isEmpty. Operand 936 states and 1864 transitions. [2018-10-04 10:43:00,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:00,890 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:00,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:00,894 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:00,909 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 10:43:00,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:00,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1866 states to 937 states and 1866 transitions. [2018-10-04 10:43:00,971 INFO L276 IsEmpty]: Start isEmpty. Operand 937 states and 1866 transitions. [2018-10-04 10:43:00,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:00,971 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:00,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:00,978 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:00,992 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 10:43:01,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:01,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1868 states to 938 states and 1868 transitions. [2018-10-04 10:43:01,052 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1868 transitions. [2018-10-04 10:43:01,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:01,053 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:01,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:01,059 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:01,074 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 10:43:01,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:01,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1870 states to 939 states and 1870 transitions. [2018-10-04 10:43:01,134 INFO L276 IsEmpty]: Start isEmpty. Operand 939 states and 1870 transitions. [2018-10-04 10:43:01,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:01,135 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:01,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:01,142 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:01,160 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 10:43:01,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:01,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1872 states to 940 states and 1872 transitions. [2018-10-04 10:43:01,219 INFO L276 IsEmpty]: Start isEmpty. Operand 940 states and 1872 transitions. [2018-10-04 10:43:01,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:01,219 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:01,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:01,224 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:01,239 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 10:43:01,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:01,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1874 states to 941 states and 1874 transitions. [2018-10-04 10:43:01,300 INFO L276 IsEmpty]: Start isEmpty. Operand 941 states and 1874 transitions. [2018-10-04 10:43:01,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:01,300 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:01,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:01,305 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:01,320 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 10:43:01,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:01,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1876 states to 942 states and 1876 transitions. [2018-10-04 10:43:01,382 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 1876 transitions. [2018-10-04 10:43:01,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:01,382 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:01,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:01,389 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:01,403 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 10:43:01,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:01,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1878 states to 943 states and 1878 transitions. [2018-10-04 10:43:01,462 INFO L276 IsEmpty]: Start isEmpty. Operand 943 states and 1878 transitions. [2018-10-04 10:43:01,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:01,463 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:01,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:01,469 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:01,484 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 10:43:01,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:01,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1880 states to 944 states and 1880 transitions. [2018-10-04 10:43:01,544 INFO L276 IsEmpty]: Start isEmpty. Operand 944 states and 1880 transitions. [2018-10-04 10:43:01,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:01,544 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:01,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:01,550 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:01,567 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 10:43:01,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:01,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1882 states to 945 states and 1882 transitions. [2018-10-04 10:43:01,623 INFO L276 IsEmpty]: Start isEmpty. Operand 945 states and 1882 transitions. [2018-10-04 10:43:01,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:01,624 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:01,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:01,629 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:01,646 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 10:43:01,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:01,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1884 states to 946 states and 1884 transitions. [2018-10-04 10:43:01,706 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 1884 transitions. [2018-10-04 10:43:01,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:01,706 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:01,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:01,711 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:01,726 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 10:43:01,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:01,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1886 states to 947 states and 1886 transitions. [2018-10-04 10:43:01,789 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1886 transitions. [2018-10-04 10:43:01,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:01,790 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:01,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:01,795 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:01,809 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 10:43:01,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:01,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1888 states to 948 states and 1888 transitions. [2018-10-04 10:43:01,873 INFO L276 IsEmpty]: Start isEmpty. Operand 948 states and 1888 transitions. [2018-10-04 10:43:01,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:01,873 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:01,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:01,878 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:01,895 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 10:43:01,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:01,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1890 states to 949 states and 1890 transitions. [2018-10-04 10:43:01,954 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 1890 transitions. [2018-10-04 10:43:01,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:01,954 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:01,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:01,962 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:01,977 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:43:02,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:02,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1892 states to 950 states and 1892 transitions. [2018-10-04 10:43:02,036 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1892 transitions. [2018-10-04 10:43:02,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:02,037 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:02,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:02,042 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:02,057 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 10:43:02,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:02,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1894 states to 951 states and 1894 transitions. [2018-10-04 10:43:02,119 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 1894 transitions. [2018-10-04 10:43:02,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:02,119 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:02,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:02,126 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:02,140 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 10:43:02,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:02,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1896 states to 952 states and 1896 transitions. [2018-10-04 10:43:02,201 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1896 transitions. [2018-10-04 10:43:02,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:02,202 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:02,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:02,209 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:02,223 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 10:43:02,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:02,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1898 states to 953 states and 1898 transitions. [2018-10-04 10:43:02,283 INFO L276 IsEmpty]: Start isEmpty. Operand 953 states and 1898 transitions. [2018-10-04 10:43:02,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:02,283 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:02,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:02,289 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:02,305 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 10:43:02,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:02,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1900 states to 954 states and 1900 transitions. [2018-10-04 10:43:02,366 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 1900 transitions. [2018-10-04 10:43:02,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:02,366 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:02,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:02,371 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:02,386 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 10:43:02,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:02,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1902 states to 955 states and 1902 transitions. [2018-10-04 10:43:02,451 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 1902 transitions. [2018-10-04 10:43:02,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:02,452 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:02,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:02,467 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:02,478 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 10:43:02,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:02,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1904 states to 956 states and 1904 transitions. [2018-10-04 10:43:02,542 INFO L276 IsEmpty]: Start isEmpty. Operand 956 states and 1904 transitions. [2018-10-04 10:43:02,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:02,543 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:02,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:02,549 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:02,563 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 10:43:02,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:02,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1906 states to 957 states and 1906 transitions. [2018-10-04 10:43:02,619 INFO L276 IsEmpty]: Start isEmpty. Operand 957 states and 1906 transitions. [2018-10-04 10:43:02,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:02,619 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:02,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:02,624 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:02,639 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 10:43:02,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:02,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1908 states to 958 states and 1908 transitions. [2018-10-04 10:43:02,703 INFO L276 IsEmpty]: Start isEmpty. Operand 958 states and 1908 transitions. [2018-10-04 10:43:02,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:02,704 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:02,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:02,710 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:02,725 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 10:43:02,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:02,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1910 states to 959 states and 1910 transitions. [2018-10-04 10:43:02,787 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1910 transitions. [2018-10-04 10:43:02,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:02,788 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:02,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:02,806 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:02,847 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 10:43:02,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:02,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1912 states to 960 states and 1912 transitions. [2018-10-04 10:43:02,905 INFO L276 IsEmpty]: Start isEmpty. Operand 960 states and 1912 transitions. [2018-10-04 10:43:02,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:02,905 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:02,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:02,912 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:02,921 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 10:43:02,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:02,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1914 states to 961 states and 1914 transitions. [2018-10-04 10:43:02,983 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 1914 transitions. [2018-10-04 10:43:02,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:02,984 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:02,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:02,990 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:03,004 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 10:43:03,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:03,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1916 states to 962 states and 1916 transitions. [2018-10-04 10:43:03,063 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 1916 transitions. [2018-10-04 10:43:03,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:03,064 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:03,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:03,069 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:03,087 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 10:43:03,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:03,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1918 states to 963 states and 1918 transitions. [2018-10-04 10:43:03,143 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1918 transitions. [2018-10-04 10:43:03,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:03,144 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:03,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:03,150 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:03,165 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 10:43:03,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:03,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1920 states to 964 states and 1920 transitions. [2018-10-04 10:43:03,228 INFO L276 IsEmpty]: Start isEmpty. Operand 964 states and 1920 transitions. [2018-10-04 10:43:03,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:03,228 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:03,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:03,235 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:03,250 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:43:03,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:03,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1922 states to 965 states and 1922 transitions. [2018-10-04 10:43:03,313 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 1922 transitions. [2018-10-04 10:43:03,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:03,314 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:03,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:03,319 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:03,334 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 10:43:03,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:03,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1924 states to 966 states and 1924 transitions. [2018-10-04 10:43:03,401 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 1924 transitions. [2018-10-04 10:43:03,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:03,402 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:03,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:03,408 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:03,423 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 10:43:03,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:03,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1926 states to 967 states and 1926 transitions. [2018-10-04 10:43:03,499 INFO L276 IsEmpty]: Start isEmpty. Operand 967 states and 1926 transitions. [2018-10-04 10:43:03,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:03,500 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:03,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:03,507 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:03,523 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 10:43:03,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:03,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1928 states to 968 states and 1928 transitions. [2018-10-04 10:43:03,582 INFO L276 IsEmpty]: Start isEmpty. Operand 968 states and 1928 transitions. [2018-10-04 10:43:03,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:03,583 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:03,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:03,589 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:03,604 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 10:43:03,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:03,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1930 states to 969 states and 1930 transitions. [2018-10-04 10:43:03,664 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 1930 transitions. [2018-10-04 10:43:03,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:03,665 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:03,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:03,669 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:03,688 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 10:43:03,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:03,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1932 states to 970 states and 1932 transitions. [2018-10-04 10:43:03,746 INFO L276 IsEmpty]: Start isEmpty. Operand 970 states and 1932 transitions. [2018-10-04 10:43:03,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:03,747 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:03,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:03,753 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:03,771 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 10:43:03,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:03,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1934 states to 971 states and 1934 transitions. [2018-10-04 10:43:03,828 INFO L276 IsEmpty]: Start isEmpty. Operand 971 states and 1934 transitions. [2018-10-04 10:43:03,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:03,829 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:03,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:03,834 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:03,859 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 10:43:03,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:03,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1936 states to 972 states and 1936 transitions. [2018-10-04 10:43:03,957 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1936 transitions. [2018-10-04 10:43:03,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:03,957 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:03,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:03,961 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:03,974 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 10:43:04,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:04,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1938 states to 973 states and 1938 transitions. [2018-10-04 10:43:04,077 INFO L276 IsEmpty]: Start isEmpty. Operand 973 states and 1938 transitions. [2018-10-04 10:43:04,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:04,077 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:04,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:04,081 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:04,094 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 10:43:04,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:04,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1940 states to 974 states and 1940 transitions. [2018-10-04 10:43:04,190 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1940 transitions. [2018-10-04 10:43:04,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:04,191 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:04,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:04,198 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:04,214 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 10:43:04,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:04,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1942 states to 975 states and 1942 transitions. [2018-10-04 10:43:04,302 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1942 transitions. [2018-10-04 10:43:04,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:04,302 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:04,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:04,306 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:04,323 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 10:43:04,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:04,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1944 states to 976 states and 1944 transitions. [2018-10-04 10:43:04,384 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1944 transitions. [2018-10-04 10:43:04,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:04,385 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:04,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:04,389 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:04,403 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 10:43:04,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:04,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1946 states to 977 states and 1946 transitions. [2018-10-04 10:43:04,464 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1946 transitions. [2018-10-04 10:43:04,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:04,465 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:04,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:04,470 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:04,485 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 10:43:04,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:04,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1948 states to 978 states and 1948 transitions. [2018-10-04 10:43:04,549 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 1948 transitions. [2018-10-04 10:43:04,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:04,550 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:04,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:04,556 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:04,571 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 10:43:04,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:04,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1950 states to 979 states and 1950 transitions. [2018-10-04 10:43:04,634 INFO L276 IsEmpty]: Start isEmpty. Operand 979 states and 1950 transitions. [2018-10-04 10:43:04,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:04,635 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:04,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:04,641 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:04,657 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 10:43:04,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:04,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1952 states to 980 states and 1952 transitions. [2018-10-04 10:43:04,721 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 1952 transitions. [2018-10-04 10:43:04,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:04,721 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:04,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:04,727 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:04,743 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 10:43:04,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:04,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1954 states to 981 states and 1954 transitions. [2018-10-04 10:43:04,807 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 1954 transitions. [2018-10-04 10:43:04,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:04,808 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:04,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:04,813 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:04,829 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 10:43:04,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:04,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1956 states to 982 states and 1956 transitions. [2018-10-04 10:43:04,894 INFO L276 IsEmpty]: Start isEmpty. Operand 982 states and 1956 transitions. [2018-10-04 10:43:04,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:04,895 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:04,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:04,900 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:04,916 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 10:43:04,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:04,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1958 states to 983 states and 1958 transitions. [2018-10-04 10:43:04,980 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 1958 transitions. [2018-10-04 10:43:04,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:04,981 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:04,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:04,988 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:05,003 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 10:43:05,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:05,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1960 states to 984 states and 1960 transitions. [2018-10-04 10:43:05,061 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 1960 transitions. [2018-10-04 10:43:05,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:05,061 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:05,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:05,066 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:05,082 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 10:43:05,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:05,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1962 states to 985 states and 1962 transitions. [2018-10-04 10:43:05,145 INFO L276 IsEmpty]: Start isEmpty. Operand 985 states and 1962 transitions. [2018-10-04 10:43:05,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:05,145 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:05,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:05,150 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:05,165 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 10:43:05,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:05,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1964 states to 986 states and 1964 transitions. [2018-10-04 10:43:05,228 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 1964 transitions. [2018-10-04 10:43:05,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:05,228 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:05,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:05,234 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:05,249 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 10:43:05,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:05,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1966 states to 987 states and 1966 transitions. [2018-10-04 10:43:05,312 INFO L276 IsEmpty]: Start isEmpty. Operand 987 states and 1966 transitions. [2018-10-04 10:43:05,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:05,313 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:05,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:05,319 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:05,334 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 10:43:05,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:05,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1968 states to 988 states and 1968 transitions. [2018-10-04 10:43:05,393 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 1968 transitions. [2018-10-04 10:43:05,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:05,394 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:05,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:05,401 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:05,416 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 10:43:05,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:05,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1970 states to 989 states and 1970 transitions. [2018-10-04 10:43:05,477 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 1970 transitions. [2018-10-04 10:43:05,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:05,477 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:05,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:05,484 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:05,499 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 10:43:05,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:05,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1972 states to 990 states and 1972 transitions. [2018-10-04 10:43:05,559 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 1972 transitions. [2018-10-04 10:43:05,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:05,560 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:05,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:05,564 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:05,582 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 10:43:05,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:05,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1974 states to 991 states and 1974 transitions. [2018-10-04 10:43:05,641 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 1974 transitions. [2018-10-04 10:43:05,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:05,642 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:05,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:05,648 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:05,664 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 10:43:05,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:05,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1976 states to 992 states and 1976 transitions. [2018-10-04 10:43:05,727 INFO L276 IsEmpty]: Start isEmpty. Operand 992 states and 1976 transitions. [2018-10-04 10:43:05,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:05,727 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:05,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:05,734 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:05,753 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 10:43:05,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:05,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1978 states to 993 states and 1978 transitions. [2018-10-04 10:43:05,811 INFO L276 IsEmpty]: Start isEmpty. Operand 993 states and 1978 transitions. [2018-10-04 10:43:05,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:05,812 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:05,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:05,819 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:05,835 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 10:43:05,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:05,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1980 states to 994 states and 1980 transitions. [2018-10-04 10:43:05,895 INFO L276 IsEmpty]: Start isEmpty. Operand 994 states and 1980 transitions. [2018-10-04 10:43:05,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:05,896 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:05,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:05,900 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:05,919 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 10:43:05,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:05,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1982 states to 995 states and 1982 transitions. [2018-10-04 10:43:05,978 INFO L276 IsEmpty]: Start isEmpty. Operand 995 states and 1982 transitions. [2018-10-04 10:43:05,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:05,979 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:05,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:05,983 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:05,998 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 10:43:06,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:06,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1984 states to 996 states and 1984 transitions. [2018-10-04 10:43:06,061 INFO L276 IsEmpty]: Start isEmpty. Operand 996 states and 1984 transitions. [2018-10-04 10:43:06,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:06,062 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:06,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:06,066 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:06,084 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 10:43:06,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:06,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1986 states to 997 states and 1986 transitions. [2018-10-04 10:43:06,144 INFO L276 IsEmpty]: Start isEmpty. Operand 997 states and 1986 transitions. [2018-10-04 10:43:06,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:06,145 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:06,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:06,150 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:06,168 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 10:43:06,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:06,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1988 states to 998 states and 1988 transitions. [2018-10-04 10:43:06,228 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 1988 transitions. [2018-10-04 10:43:06,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:06,229 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:06,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:06,234 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:06,253 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 10:43:06,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:06,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1990 states to 999 states and 1990 transitions. [2018-10-04 10:43:06,313 INFO L276 IsEmpty]: Start isEmpty. Operand 999 states and 1990 transitions. [2018-10-04 10:43:06,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:06,314 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:06,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:06,318 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:06,336 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 10:43:06,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:06,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1992 states to 1000 states and 1992 transitions. [2018-10-04 10:43:06,396 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 1992 transitions. [2018-10-04 10:43:06,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:06,396 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:06,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:06,401 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:06,417 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 10:43:06,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:06,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1994 states to 1001 states and 1994 transitions. [2018-10-04 10:43:06,481 INFO L276 IsEmpty]: Start isEmpty. Operand 1001 states and 1994 transitions. [2018-10-04 10:43:06,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:06,481 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:06,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:06,488 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:06,502 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:43:06,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:06,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1996 states to 1002 states and 1996 transitions. [2018-10-04 10:43:06,563 INFO L276 IsEmpty]: Start isEmpty. Operand 1002 states and 1996 transitions. [2018-10-04 10:43:06,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:06,564 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:06,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:06,571 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:06,586 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 10:43:06,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:06,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1998 states to 1003 states and 1998 transitions. [2018-10-04 10:43:06,648 INFO L276 IsEmpty]: Start isEmpty. Operand 1003 states and 1998 transitions. [2018-10-04 10:43:06,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:06,649 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:06,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:06,656 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:06,673 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 10:43:06,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:06,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2000 states to 1004 states and 2000 transitions. [2018-10-04 10:43:06,732 INFO L276 IsEmpty]: Start isEmpty. Operand 1004 states and 2000 transitions. [2018-10-04 10:43:06,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:06,733 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:06,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:06,738 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:06,755 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 10:43:06,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:06,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2002 states to 1005 states and 2002 transitions. [2018-10-04 10:43:06,814 INFO L276 IsEmpty]: Start isEmpty. Operand 1005 states and 2002 transitions. [2018-10-04 10:43:06,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:06,814 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:06,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:06,820 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:06,837 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 10:43:06,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:06,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2004 states to 1006 states and 2004 transitions. [2018-10-04 10:43:06,896 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 2004 transitions. [2018-10-04 10:43:06,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:06,897 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:06,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:06,903 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:06,923 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 10:43:06,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:06,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2006 states to 1007 states and 2006 transitions. [2018-10-04 10:43:06,983 INFO L276 IsEmpty]: Start isEmpty. Operand 1007 states and 2006 transitions. [2018-10-04 10:43:06,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:06,984 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:06,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:06,991 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:07,009 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 10:43:07,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:07,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2008 states to 1008 states and 2008 transitions. [2018-10-04 10:43:07,066 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 2008 transitions. [2018-10-04 10:43:07,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:07,067 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:07,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:07,072 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:07,088 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 10:43:07,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:07,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2010 states to 1009 states and 2010 transitions. [2018-10-04 10:43:07,150 INFO L276 IsEmpty]: Start isEmpty. Operand 1009 states and 2010 transitions. [2018-10-04 10:43:07,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:07,150 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:07,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:07,156 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:07,172 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 10:43:07,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:07,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2012 states to 1010 states and 2012 transitions. [2018-10-04 10:43:07,233 INFO L276 IsEmpty]: Start isEmpty. Operand 1010 states and 2012 transitions. [2018-10-04 10:43:07,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:07,234 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:07,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:07,242 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:07,259 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 10:43:07,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:07,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2014 states to 1011 states and 2014 transitions. [2018-10-04 10:43:07,321 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 2014 transitions. [2018-10-04 10:43:07,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:07,322 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:07,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:07,328 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:07,342 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 10:43:07,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:07,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2016 states to 1012 states and 2016 transitions. [2018-10-04 10:43:07,419 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 2016 transitions. [2018-10-04 10:43:07,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:07,420 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:07,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:07,427 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:07,438 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 10:43:07,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:07,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2018 states to 1013 states and 2018 transitions. [2018-10-04 10:43:07,498 INFO L276 IsEmpty]: Start isEmpty. Operand 1013 states and 2018 transitions. [2018-10-04 10:43:07,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:07,498 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:07,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:07,507 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:07,522 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 10:43:07,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:07,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2020 states to 1014 states and 2020 transitions. [2018-10-04 10:43:07,581 INFO L276 IsEmpty]: Start isEmpty. Operand 1014 states and 2020 transitions. [2018-10-04 10:43:07,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:07,582 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:07,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:07,589 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:07,605 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 10:43:07,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:07,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2022 states to 1015 states and 2022 transitions. [2018-10-04 10:43:07,664 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 2022 transitions. [2018-10-04 10:43:07,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:07,664 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:07,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:07,671 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:07,689 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 10:43:07,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:07,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2024 states to 1016 states and 2024 transitions. [2018-10-04 10:43:07,747 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 2024 transitions. [2018-10-04 10:43:07,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:07,748 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:07,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:07,753 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:07,769 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 10:43:07,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:07,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2026 states to 1017 states and 2026 transitions. [2018-10-04 10:43:07,841 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 2026 transitions. [2018-10-04 10:43:07,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:07,842 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:07,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:07,846 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:07,863 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 10:43:07,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:07,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2028 states to 1018 states and 2028 transitions. [2018-10-04 10:43:07,929 INFO L276 IsEmpty]: Start isEmpty. Operand 1018 states and 2028 transitions. [2018-10-04 10:43:07,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:07,929 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:07,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:07,934 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:07,950 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 10:43:08,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:08,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2030 states to 1019 states and 2030 transitions. [2018-10-04 10:43:08,016 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 2030 transitions. [2018-10-04 10:43:08,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:08,016 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:08,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:08,023 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:08,036 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 10:43:08,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:08,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2032 states to 1020 states and 2032 transitions. [2018-10-04 10:43:08,095 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 2032 transitions. [2018-10-04 10:43:08,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:08,096 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:08,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:08,101 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:08,116 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 10:43:08,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:08,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2034 states to 1021 states and 2034 transitions. [2018-10-04 10:43:08,177 INFO L276 IsEmpty]: Start isEmpty. Operand 1021 states and 2034 transitions. [2018-10-04 10:43:08,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:08,177 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:08,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:08,183 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:08,203 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 10:43:08,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:08,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2036 states to 1022 states and 2036 transitions. [2018-10-04 10:43:08,262 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 2036 transitions. [2018-10-04 10:43:08,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:08,262 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:08,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:08,267 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:08,284 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 10:43:08,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:08,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2038 states to 1023 states and 2038 transitions. [2018-10-04 10:43:08,346 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 2038 transitions. [2018-10-04 10:43:08,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:08,347 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:08,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:08,354 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:08,371 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 10:43:08,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:08,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2040 states to 1024 states and 2040 transitions. [2018-10-04 10:43:08,430 INFO L276 IsEmpty]: Start isEmpty. Operand 1024 states and 2040 transitions. [2018-10-04 10:43:08,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:08,430 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:08,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:08,436 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:08,454 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 10:43:08,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:08,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2042 states to 1025 states and 2042 transitions. [2018-10-04 10:43:08,515 INFO L276 IsEmpty]: Start isEmpty. Operand 1025 states and 2042 transitions. [2018-10-04 10:43:08,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:08,515 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:08,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:08,521 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:08,538 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 10:43:08,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:08,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2044 states to 1026 states and 2044 transitions. [2018-10-04 10:43:08,599 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 2044 transitions. [2018-10-04 10:43:08,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:08,599 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:08,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:08,607 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:08,623 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 10:43:08,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:08,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2046 states to 1027 states and 2046 transitions. [2018-10-04 10:43:08,682 INFO L276 IsEmpty]: Start isEmpty. Operand 1027 states and 2046 transitions. [2018-10-04 10:43:08,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:08,683 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:08,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:08,687 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:08,705 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 10:43:08,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:08,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2048 states to 1028 states and 2048 transitions. [2018-10-04 10:43:08,766 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 2048 transitions. [2018-10-04 10:43:08,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:08,767 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:08,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:08,771 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:08,787 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 10:43:08,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:08,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2050 states to 1029 states and 2050 transitions. [2018-10-04 10:43:08,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1029 states and 2050 transitions. [2018-10-04 10:43:08,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:08,850 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:08,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:08,855 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:08,872 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 10:43:08,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:08,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2052 states to 1030 states and 2052 transitions. [2018-10-04 10:43:08,934 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 2052 transitions. [2018-10-04 10:43:08,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:08,934 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:08,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:08,940 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:08,956 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 10:43:09,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:09,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2054 states to 1031 states and 2054 transitions. [2018-10-04 10:43:09,049 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 2054 transitions. [2018-10-04 10:43:09,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:09,049 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:09,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:09,054 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:09,069 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 10:43:09,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:09,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2056 states to 1032 states and 2056 transitions. [2018-10-04 10:43:09,164 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 2056 transitions. [2018-10-04 10:43:09,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:09,164 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:09,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:09,172 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:09,188 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 10:43:09,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:09,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2058 states to 1033 states and 2058 transitions. [2018-10-04 10:43:09,282 INFO L276 IsEmpty]: Start isEmpty. Operand 1033 states and 2058 transitions. [2018-10-04 10:43:09,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:09,282 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:09,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:09,289 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:09,305 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 10:43:09,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:09,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2060 states to 1034 states and 2060 transitions. [2018-10-04 10:43:09,374 INFO L276 IsEmpty]: Start isEmpty. Operand 1034 states and 2060 transitions. [2018-10-04 10:43:09,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:09,374 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:09,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:09,380 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:09,393 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 10:43:09,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:09,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2062 states to 1035 states and 2062 transitions. [2018-10-04 10:43:09,453 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 2062 transitions. [2018-10-04 10:43:09,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:09,453 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:09,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:09,459 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:09,475 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 10:43:09,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:09,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2064 states to 1036 states and 2064 transitions. [2018-10-04 10:43:09,535 INFO L276 IsEmpty]: Start isEmpty. Operand 1036 states and 2064 transitions. [2018-10-04 10:43:09,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:09,536 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:09,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:09,540 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:09,558 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 10:43:09,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:09,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2066 states to 1037 states and 2066 transitions. [2018-10-04 10:43:09,619 INFO L276 IsEmpty]: Start isEmpty. Operand 1037 states and 2066 transitions. [2018-10-04 10:43:09,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:09,620 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:09,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:09,624 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:09,639 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 10:43:09,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:09,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2068 states to 1038 states and 2068 transitions. [2018-10-04 10:43:09,708 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 2068 transitions. [2018-10-04 10:43:09,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:09,709 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:09,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:09,715 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:09,728 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 10:43:09,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:09,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2070 states to 1039 states and 2070 transitions. [2018-10-04 10:43:09,799 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 2070 transitions. [2018-10-04 10:43:09,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:09,800 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:09,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:09,807 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:09,819 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 10:43:09,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:09,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2072 states to 1040 states and 2072 transitions. [2018-10-04 10:43:09,879 INFO L276 IsEmpty]: Start isEmpty. Operand 1040 states and 2072 transitions. [2018-10-04 10:43:09,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:09,880 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:09,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:09,890 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:09,909 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 10:43:09,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:09,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2074 states to 1041 states and 2074 transitions. [2018-10-04 10:43:09,967 INFO L276 IsEmpty]: Start isEmpty. Operand 1041 states and 2074 transitions. [2018-10-04 10:43:09,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:09,968 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:09,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:09,975 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:09,989 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 10:43:10,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:10,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2076 states to 1042 states and 2076 transitions. [2018-10-04 10:43:10,050 INFO L276 IsEmpty]: Start isEmpty. Operand 1042 states and 2076 transitions. [2018-10-04 10:43:10,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:10,050 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:10,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:10,068 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:10,131 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 10:43:10,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:10,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2078 states to 1043 states and 2078 transitions. [2018-10-04 10:43:10,190 INFO L276 IsEmpty]: Start isEmpty. Operand 1043 states and 2078 transitions. [2018-10-04 10:43:10,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:10,191 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:10,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:10,195 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:10,206 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 10:43:10,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:10,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2080 states to 1044 states and 2080 transitions. [2018-10-04 10:43:10,267 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 2080 transitions. [2018-10-04 10:43:10,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:10,267 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:10,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:10,272 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:10,289 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 10:43:10,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:10,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2082 states to 1045 states and 2082 transitions. [2018-10-04 10:43:10,349 INFO L276 IsEmpty]: Start isEmpty. Operand 1045 states and 2082 transitions. [2018-10-04 10:43:10,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:10,349 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:10,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:10,355 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:10,373 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 10:43:10,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:10,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2084 states to 1046 states and 2084 transitions. [2018-10-04 10:43:10,436 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 2084 transitions. [2018-10-04 10:43:10,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:10,437 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:10,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:10,441 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:10,458 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 10:43:10,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:10,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2086 states to 1047 states and 2086 transitions. [2018-10-04 10:43:10,522 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 2086 transitions. [2018-10-04 10:43:10,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:10,523 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:10,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:10,530 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:10,547 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 10:43:10,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:10,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2088 states to 1048 states and 2088 transitions. [2018-10-04 10:43:10,606 INFO L276 IsEmpty]: Start isEmpty. Operand 1048 states and 2088 transitions. [2018-10-04 10:43:10,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:10,607 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:10,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:10,615 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:10,630 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 10:43:10,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:10,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2090 states to 1049 states and 2090 transitions. [2018-10-04 10:43:10,695 INFO L276 IsEmpty]: Start isEmpty. Operand 1049 states and 2090 transitions. [2018-10-04 10:43:10,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:10,695 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:10,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:10,701 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:10,720 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 10:43:10,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:10,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2092 states to 1050 states and 2092 transitions. [2018-10-04 10:43:10,779 INFO L276 IsEmpty]: Start isEmpty. Operand 1050 states and 2092 transitions. [2018-10-04 10:43:10,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:10,780 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:10,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:10,787 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:10,803 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 10:43:10,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:10,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2094 states to 1051 states and 2094 transitions. [2018-10-04 10:43:10,863 INFO L276 IsEmpty]: Start isEmpty. Operand 1051 states and 2094 transitions. [2018-10-04 10:43:10,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:10,864 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:10,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:10,868 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:10,886 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 10:43:10,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:10,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2096 states to 1052 states and 2096 transitions. [2018-10-04 10:43:10,950 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 2096 transitions. [2018-10-04 10:43:10,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:10,951 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:10,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:10,958 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:10,973 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 10:43:11,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:11,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2098 states to 1053 states and 2098 transitions. [2018-10-04 10:43:11,032 INFO L276 IsEmpty]: Start isEmpty. Operand 1053 states and 2098 transitions. [2018-10-04 10:43:11,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:11,033 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:11,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:11,040 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:11,054 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 10:43:11,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:11,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2100 states to 1054 states and 2100 transitions. [2018-10-04 10:43:11,115 INFO L276 IsEmpty]: Start isEmpty. Operand 1054 states and 2100 transitions. [2018-10-04 10:43:11,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:11,116 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:11,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:11,121 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:11,138 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 10:43:11,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:11,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2102 states to 1055 states and 2102 transitions. [2018-10-04 10:43:11,199 INFO L276 IsEmpty]: Start isEmpty. Operand 1055 states and 2102 transitions. [2018-10-04 10:43:11,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:11,200 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:11,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:11,205 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:11,221 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 10:43:11,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:11,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2104 states to 1056 states and 2104 transitions. [2018-10-04 10:43:11,286 INFO L276 IsEmpty]: Start isEmpty. Operand 1056 states and 2104 transitions. [2018-10-04 10:43:11,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:11,287 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:11,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:11,291 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:11,306 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 10:43:11,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:11,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2106 states to 1057 states and 2106 transitions. [2018-10-04 10:43:11,372 INFO L276 IsEmpty]: Start isEmpty. Operand 1057 states and 2106 transitions. [2018-10-04 10:43:11,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:11,373 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:11,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:11,378 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:11,394 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 10:43:11,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:11,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2108 states to 1058 states and 2108 transitions. [2018-10-04 10:43:11,457 INFO L276 IsEmpty]: Start isEmpty. Operand 1058 states and 2108 transitions. [2018-10-04 10:43:11,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:11,458 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:11,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:11,465 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:11,481 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 10:43:11,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:11,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2110 states to 1059 states and 2110 transitions. [2018-10-04 10:43:11,541 INFO L276 IsEmpty]: Start isEmpty. Operand 1059 states and 2110 transitions. [2018-10-04 10:43:11,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:11,541 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:11,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:11,546 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:11,561 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 10:43:11,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:11,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2112 states to 1060 states and 2112 transitions. [2018-10-04 10:43:11,628 INFO L276 IsEmpty]: Start isEmpty. Operand 1060 states and 2112 transitions. [2018-10-04 10:43:11,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:11,628 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:11,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:11,636 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:11,652 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:43:11,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:11,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2114 states to 1061 states and 2114 transitions. [2018-10-04 10:43:11,714 INFO L276 IsEmpty]: Start isEmpty. Operand 1061 states and 2114 transitions. [2018-10-04 10:43:11,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:11,714 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:11,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:11,719 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:11,735 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 10:43:11,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:11,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2116 states to 1062 states and 2116 transitions. [2018-10-04 10:43:11,799 INFO L276 IsEmpty]: Start isEmpty. Operand 1062 states and 2116 transitions. [2018-10-04 10:43:11,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:11,799 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:11,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:11,805 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:11,821 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 10:43:11,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:11,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2118 states to 1063 states and 2118 transitions. [2018-10-04 10:43:11,883 INFO L276 IsEmpty]: Start isEmpty. Operand 1063 states and 2118 transitions. [2018-10-04 10:43:11,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:11,884 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:11,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:11,890 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:11,906 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 10:43:11,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:11,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2120 states to 1064 states and 2120 transitions. [2018-10-04 10:43:11,977 INFO L276 IsEmpty]: Start isEmpty. Operand 1064 states and 2120 transitions. [2018-10-04 10:43:11,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:11,977 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:11,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:11,984 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:11,998 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 10:43:12,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:12,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2122 states to 1065 states and 2122 transitions. [2018-10-04 10:43:12,062 INFO L276 IsEmpty]: Start isEmpty. Operand 1065 states and 2122 transitions. [2018-10-04 10:43:12,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:12,063 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:12,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:12,067 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:12,083 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 10:43:12,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:12,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2124 states to 1066 states and 2124 transitions. [2018-10-04 10:43:12,146 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 2124 transitions. [2018-10-04 10:43:12,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:12,147 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:12,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:12,151 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:12,166 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 10:43:12,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:12,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2126 states to 1067 states and 2126 transitions. [2018-10-04 10:43:12,233 INFO L276 IsEmpty]: Start isEmpty. Operand 1067 states and 2126 transitions. [2018-10-04 10:43:12,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:12,233 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:12,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:12,239 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:12,255 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 10:43:12,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:12,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2128 states to 1068 states and 2128 transitions. [2018-10-04 10:43:12,317 INFO L276 IsEmpty]: Start isEmpty. Operand 1068 states and 2128 transitions. [2018-10-04 10:43:12,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:12,318 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:12,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:12,323 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:12,338 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 10:43:12,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:12,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2130 states to 1069 states and 2130 transitions. [2018-10-04 10:43:12,403 INFO L276 IsEmpty]: Start isEmpty. Operand 1069 states and 2130 transitions. [2018-10-04 10:43:12,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:12,404 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:12,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:12,408 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:12,427 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 10:43:12,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:12,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2132 states to 1070 states and 2132 transitions. [2018-10-04 10:43:12,491 INFO L276 IsEmpty]: Start isEmpty. Operand 1070 states and 2132 transitions. [2018-10-04 10:43:12,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:12,492 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:12,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:12,507 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:12,522 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 10:43:12,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:12,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2134 states to 1071 states and 2134 transitions. [2018-10-04 10:43:12,584 INFO L276 IsEmpty]: Start isEmpty. Operand 1071 states and 2134 transitions. [2018-10-04 10:43:12,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:12,584 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:12,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:12,612 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:12,751 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 10:43:12,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:12,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2136 states to 1072 states and 2136 transitions. [2018-10-04 10:43:12,817 INFO L276 IsEmpty]: Start isEmpty. Operand 1072 states and 2136 transitions. [2018-10-04 10:43:12,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:12,817 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:12,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:12,825 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:12,834 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 10:43:12,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:12,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2138 states to 1073 states and 2138 transitions. [2018-10-04 10:43:12,897 INFO L276 IsEmpty]: Start isEmpty. Operand 1073 states and 2138 transitions. [2018-10-04 10:43:12,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:12,898 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:12,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:12,903 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:12,919 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 10:43:12,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:12,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2140 states to 1074 states and 2140 transitions. [2018-10-04 10:43:12,980 INFO L276 IsEmpty]: Start isEmpty. Operand 1074 states and 2140 transitions. [2018-10-04 10:43:12,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:12,981 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:12,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:12,986 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:13,004 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 10:43:13,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:13,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2142 states to 1075 states and 2142 transitions. [2018-10-04 10:43:13,068 INFO L276 IsEmpty]: Start isEmpty. Operand 1075 states and 2142 transitions. [2018-10-04 10:43:13,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:13,069 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:13,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:13,074 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:13,090 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 10:43:13,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:13,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2144 states to 1076 states and 2144 transitions. [2018-10-04 10:43:13,156 INFO L276 IsEmpty]: Start isEmpty. Operand 1076 states and 2144 transitions. [2018-10-04 10:43:13,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:13,156 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:13,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:13,162 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:13,183 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 10:43:13,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:13,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2146 states to 1077 states and 2146 transitions. [2018-10-04 10:43:13,243 INFO L276 IsEmpty]: Start isEmpty. Operand 1077 states and 2146 transitions. [2018-10-04 10:43:13,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:13,244 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:13,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:13,249 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:13,267 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 10:43:13,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:13,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2148 states to 1078 states and 2148 transitions. [2018-10-04 10:43:13,328 INFO L276 IsEmpty]: Start isEmpty. Operand 1078 states and 2148 transitions. [2018-10-04 10:43:13,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:13,329 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:13,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:13,334 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:13,353 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 10:43:13,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:13,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2150 states to 1079 states and 2150 transitions. [2018-10-04 10:43:13,415 INFO L276 IsEmpty]: Start isEmpty. Operand 1079 states and 2150 transitions. [2018-10-04 10:43:13,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:13,416 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:13,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:13,422 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:13,439 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 10:43:13,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:13,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2152 states to 1080 states and 2152 transitions. [2018-10-04 10:43:13,502 INFO L276 IsEmpty]: Start isEmpty. Operand 1080 states and 2152 transitions. [2018-10-04 10:43:13,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:13,503 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:13,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:13,508 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:13,522 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 10:43:13,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:13,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2154 states to 1081 states and 2154 transitions. [2018-10-04 10:43:13,591 INFO L276 IsEmpty]: Start isEmpty. Operand 1081 states and 2154 transitions. [2018-10-04 10:43:13,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:13,592 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:13,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:13,597 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:13,615 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 10:43:13,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:13,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2156 states to 1082 states and 2156 transitions. [2018-10-04 10:43:13,679 INFO L276 IsEmpty]: Start isEmpty. Operand 1082 states and 2156 transitions. [2018-10-04 10:43:13,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:13,680 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:13,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:13,700 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:13,713 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 10:43:13,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:13,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2158 states to 1083 states and 2158 transitions. [2018-10-04 10:43:13,779 INFO L276 IsEmpty]: Start isEmpty. Operand 1083 states and 2158 transitions. [2018-10-04 10:43:13,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:13,780 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:13,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:13,786 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:13,804 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 10:43:13,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:13,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2160 states to 1084 states and 2160 transitions. [2018-10-04 10:43:13,867 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 2160 transitions. [2018-10-04 10:43:13,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:13,867 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:13,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:13,874 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:13,926 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 10:43:14,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:14,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2162 states to 1085 states and 2162 transitions. [2018-10-04 10:43:14,059 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 2162 transitions. [2018-10-04 10:43:14,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:14,060 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:14,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:14,065 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:14,075 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 10:43:14,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:14,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2164 states to 1086 states and 2164 transitions. [2018-10-04 10:43:14,170 INFO L276 IsEmpty]: Start isEmpty. Operand 1086 states and 2164 transitions. [2018-10-04 10:43:14,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:14,170 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:14,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:14,175 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:14,189 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:43:14,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:14,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2166 states to 1087 states and 2166 transitions. [2018-10-04 10:43:14,292 INFO L276 IsEmpty]: Start isEmpty. Operand 1087 states and 2166 transitions. [2018-10-04 10:43:14,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:14,293 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:14,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:14,297 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:14,311 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 10:43:14,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:14,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2168 states to 1088 states and 2168 transitions. [2018-10-04 10:43:14,411 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 2168 transitions. [2018-10-04 10:43:14,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:14,411 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:14,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:14,416 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:14,433 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 10:43:14,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:14,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2170 states to 1089 states and 2170 transitions. [2018-10-04 10:43:14,540 INFO L276 IsEmpty]: Start isEmpty. Operand 1089 states and 2170 transitions. [2018-10-04 10:43:14,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:14,540 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:14,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:14,545 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:14,563 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 10:43:14,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:14,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2172 states to 1090 states and 2172 transitions. [2018-10-04 10:43:14,628 INFO L276 IsEmpty]: Start isEmpty. Operand 1090 states and 2172 transitions. [2018-10-04 10:43:14,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:14,628 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:14,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:14,635 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:14,648 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:43:14,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:14,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2174 states to 1091 states and 2174 transitions. [2018-10-04 10:43:14,712 INFO L276 IsEmpty]: Start isEmpty. Operand 1091 states and 2174 transitions. [2018-10-04 10:43:14,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:14,713 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:14,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:14,720 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:14,734 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:43:14,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:14,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2176 states to 1092 states and 2176 transitions. [2018-10-04 10:43:14,801 INFO L276 IsEmpty]: Start isEmpty. Operand 1092 states and 2176 transitions. [2018-10-04 10:43:14,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:14,802 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:14,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:14,808 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:14,829 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 10:43:14,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:14,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2178 states to 1093 states and 2178 transitions. [2018-10-04 10:43:14,890 INFO L276 IsEmpty]: Start isEmpty. Operand 1093 states and 2178 transitions. [2018-10-04 10:43:14,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:14,890 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:14,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:14,898 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:14,913 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 10:43:14,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:14,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2180 states to 1094 states and 2180 transitions. [2018-10-04 10:43:14,976 INFO L276 IsEmpty]: Start isEmpty. Operand 1094 states and 2180 transitions. [2018-10-04 10:43:14,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:14,977 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:14,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:14,982 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:14,998 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 10:43:15,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:15,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2182 states to 1095 states and 2182 transitions. [2018-10-04 10:43:15,064 INFO L276 IsEmpty]: Start isEmpty. Operand 1095 states and 2182 transitions. [2018-10-04 10:43:15,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:15,064 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:15,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:15,070 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:15,087 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 10:43:15,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:15,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2184 states to 1096 states and 2184 transitions. [2018-10-04 10:43:15,149 INFO L276 IsEmpty]: Start isEmpty. Operand 1096 states and 2184 transitions. [2018-10-04 10:43:15,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:15,149 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:15,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:15,154 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:15,170 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 10:43:15,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:15,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2186 states to 1097 states and 2186 transitions. [2018-10-04 10:43:15,233 INFO L276 IsEmpty]: Start isEmpty. Operand 1097 states and 2186 transitions. [2018-10-04 10:43:15,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:15,234 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:15,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:15,241 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:15,260 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 10:43:15,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:15,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2188 states to 1098 states and 2188 transitions. [2018-10-04 10:43:15,321 INFO L276 IsEmpty]: Start isEmpty. Operand 1098 states and 2188 transitions. [2018-10-04 10:43:15,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:15,322 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:15,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:15,340 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:15,412 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 10:43:15,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:15,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2190 states to 1099 states and 2190 transitions. [2018-10-04 10:43:15,475 INFO L276 IsEmpty]: Start isEmpty. Operand 1099 states and 2190 transitions. [2018-10-04 10:43:15,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:15,475 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:15,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:15,480 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:15,494 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:43:15,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:15,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2192 states to 1100 states and 2192 transitions. [2018-10-04 10:43:15,556 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 2192 transitions. [2018-10-04 10:43:15,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:15,557 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:15,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:15,562 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:15,578 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 10:43:15,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:15,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2194 states to 1101 states and 2194 transitions. [2018-10-04 10:43:15,643 INFO L276 IsEmpty]: Start isEmpty. Operand 1101 states and 2194 transitions. [2018-10-04 10:43:15,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:15,644 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:15,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:15,649 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:15,665 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 10:43:15,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:15,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2196 states to 1102 states and 2196 transitions. [2018-10-04 10:43:15,733 INFO L276 IsEmpty]: Start isEmpty. Operand 1102 states and 2196 transitions. [2018-10-04 10:43:15,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:15,734 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:15,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:15,739 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:15,755 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 10:43:15,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:15,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2198 states to 1103 states and 2198 transitions. [2018-10-04 10:43:15,818 INFO L276 IsEmpty]: Start isEmpty. Operand 1103 states and 2198 transitions. [2018-10-04 10:43:15,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:15,818 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:15,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:15,823 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:15,838 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 10:43:15,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:15,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2200 states to 1104 states and 2200 transitions. [2018-10-04 10:43:15,902 INFO L276 IsEmpty]: Start isEmpty. Operand 1104 states and 2200 transitions. [2018-10-04 10:43:15,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:15,902 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:15,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:15,907 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:15,923 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 10:43:15,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:15,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2202 states to 1105 states and 2202 transitions. [2018-10-04 10:43:15,989 INFO L276 IsEmpty]: Start isEmpty. Operand 1105 states and 2202 transitions. [2018-10-04 10:43:15,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:15,990 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:15,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:15,995 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:16,012 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 10:43:16,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:16,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2204 states to 1106 states and 2204 transitions. [2018-10-04 10:43:16,079 INFO L276 IsEmpty]: Start isEmpty. Operand 1106 states and 2204 transitions. [2018-10-04 10:43:16,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:16,080 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:16,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:16,086 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:16,100 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 10:43:16,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:16,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2206 states to 1107 states and 2206 transitions. [2018-10-04 10:43:16,168 INFO L276 IsEmpty]: Start isEmpty. Operand 1107 states and 2206 transitions. [2018-10-04 10:43:16,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:16,168 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:16,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:16,177 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:16,190 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 10:43:16,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:16,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2208 states to 1108 states and 2208 transitions. [2018-10-04 10:43:16,253 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 2208 transitions. [2018-10-04 10:43:16,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:16,254 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:16,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:16,258 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:16,283 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 10:43:16,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:16,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2210 states to 1109 states and 2210 transitions. [2018-10-04 10:43:16,356 INFO L276 IsEmpty]: Start isEmpty. Operand 1109 states and 2210 transitions. [2018-10-04 10:43:16,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:16,357 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:16,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:16,362 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:16,378 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 10:43:16,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:16,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2212 states to 1110 states and 2212 transitions. [2018-10-04 10:43:16,442 INFO L276 IsEmpty]: Start isEmpty. Operand 1110 states and 2212 transitions. [2018-10-04 10:43:16,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:16,443 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:16,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:16,458 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:16,614 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 10:43:16,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:16,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2214 states to 1111 states and 2214 transitions. [2018-10-04 10:43:16,971 INFO L276 IsEmpty]: Start isEmpty. Operand 1111 states and 2214 transitions. [2018-10-04 10:43:16,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:16,972 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:16,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:16,976 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:16,988 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 10:43:17,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:17,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2216 states to 1112 states and 2216 transitions. [2018-10-04 10:43:17,050 INFO L276 IsEmpty]: Start isEmpty. Operand 1112 states and 2216 transitions. [2018-10-04 10:43:17,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:17,051 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:17,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:17,057 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:17,070 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 10:43:17,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:17,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2218 states to 1113 states and 2218 transitions. [2018-10-04 10:43:17,130 INFO L276 IsEmpty]: Start isEmpty. Operand 1113 states and 2218 transitions. [2018-10-04 10:43:17,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:17,131 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:17,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:17,137 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:17,153 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 10:43:17,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:17,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2220 states to 1114 states and 2220 transitions. [2018-10-04 10:43:17,216 INFO L276 IsEmpty]: Start isEmpty. Operand 1114 states and 2220 transitions. [2018-10-04 10:43:17,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:17,216 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:17,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:17,222 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:17,241 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 10:43:17,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:17,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2222 states to 1115 states and 2222 transitions. [2018-10-04 10:43:17,302 INFO L276 IsEmpty]: Start isEmpty. Operand 1115 states and 2222 transitions. [2018-10-04 10:43:17,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:17,303 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:17,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:17,310 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:17,325 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 10:43:17,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:17,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2224 states to 1116 states and 2224 transitions. [2018-10-04 10:43:17,386 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 2224 transitions. [2018-10-04 10:43:17,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:17,387 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:17,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:17,392 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:17,408 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 10:43:17,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:17,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2226 states to 1117 states and 2226 transitions. [2018-10-04 10:43:17,472 INFO L276 IsEmpty]: Start isEmpty. Operand 1117 states and 2226 transitions. [2018-10-04 10:43:17,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:17,473 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:17,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:17,477 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:17,493 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 10:43:17,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:17,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2228 states to 1118 states and 2228 transitions. [2018-10-04 10:43:17,557 INFO L276 IsEmpty]: Start isEmpty. Operand 1118 states and 2228 transitions. [2018-10-04 10:43:17,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:17,558 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:17,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:17,563 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:17,583 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 10:43:17,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:17,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2230 states to 1119 states and 2230 transitions. [2018-10-04 10:43:17,646 INFO L276 IsEmpty]: Start isEmpty. Operand 1119 states and 2230 transitions. [2018-10-04 10:43:17,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:17,647 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:17,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:17,653 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:17,670 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 10:43:17,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:17,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2232 states to 1120 states and 2232 transitions. [2018-10-04 10:43:17,736 INFO L276 IsEmpty]: Start isEmpty. Operand 1120 states and 2232 transitions. [2018-10-04 10:43:17,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:17,736 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:17,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:17,740 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:17,761 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 10:43:17,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:17,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2234 states to 1121 states and 2234 transitions. [2018-10-04 10:43:17,823 INFO L276 IsEmpty]: Start isEmpty. Operand 1121 states and 2234 transitions. [2018-10-04 10:43:17,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:17,823 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:17,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:17,828 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:17,845 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 10:43:17,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:17,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2236 states to 1122 states and 2236 transitions. [2018-10-04 10:43:17,910 INFO L276 IsEmpty]: Start isEmpty. Operand 1122 states and 2236 transitions. [2018-10-04 10:43:17,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:17,911 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:17,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:17,916 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:17,931 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 10:43:17,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:17,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2238 states to 1123 states and 2238 transitions. [2018-10-04 10:43:17,999 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 2238 transitions. [2018-10-04 10:43:18,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:18,000 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:18,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:18,004 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:18,019 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 10:43:18,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:18,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2240 states to 1124 states and 2240 transitions. [2018-10-04 10:43:18,085 INFO L276 IsEmpty]: Start isEmpty. Operand 1124 states and 2240 transitions. [2018-10-04 10:43:18,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:18,086 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:18,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:18,091 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:18,107 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 10:43:18,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:18,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2242 states to 1125 states and 2242 transitions. [2018-10-04 10:43:18,171 INFO L276 IsEmpty]: Start isEmpty. Operand 1125 states and 2242 transitions. [2018-10-04 10:43:18,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:18,172 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:18,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:18,177 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:18,198 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 10:43:18,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:18,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2244 states to 1126 states and 2244 transitions. [2018-10-04 10:43:18,259 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 2244 transitions. [2018-10-04 10:43:18,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:18,260 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:18,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:18,266 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:18,281 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 10:43:18,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:18,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2246 states to 1127 states and 2246 transitions. [2018-10-04 10:43:18,349 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 2246 transitions. [2018-10-04 10:43:18,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:18,350 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:18,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:18,354 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:18,368 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 10:43:18,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:18,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2248 states to 1128 states and 2248 transitions. [2018-10-04 10:43:18,434 INFO L276 IsEmpty]: Start isEmpty. Operand 1128 states and 2248 transitions. [2018-10-04 10:43:18,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:18,435 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:18,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:18,441 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:18,460 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 10:43:18,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:18,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2250 states to 1129 states and 2250 transitions. [2018-10-04 10:43:18,520 INFO L276 IsEmpty]: Start isEmpty. Operand 1129 states and 2250 transitions. [2018-10-04 10:43:18,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:18,520 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:18,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:18,527 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:18,542 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 10:43:18,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:18,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2252 states to 1130 states and 2252 transitions. [2018-10-04 10:43:18,606 INFO L276 IsEmpty]: Start isEmpty. Operand 1130 states and 2252 transitions. [2018-10-04 10:43:18,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:18,607 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:18,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:18,614 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:18,630 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 10:43:18,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:18,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2254 states to 1131 states and 2254 transitions. [2018-10-04 10:43:18,694 INFO L276 IsEmpty]: Start isEmpty. Operand 1131 states and 2254 transitions. [2018-10-04 10:43:18,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:18,695 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:18,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:18,699 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:18,718 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 10:43:18,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:18,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2256 states to 1132 states and 2256 transitions. [2018-10-04 10:43:18,781 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 2256 transitions. [2018-10-04 10:43:18,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:18,782 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:18,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:18,788 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:18,808 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 10:43:18,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:18,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2258 states to 1133 states and 2258 transitions. [2018-10-04 10:43:18,870 INFO L276 IsEmpty]: Start isEmpty. Operand 1133 states and 2258 transitions. [2018-10-04 10:43:18,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:18,871 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:18,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:18,878 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:18,894 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:43:18,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:18,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2260 states to 1134 states and 2260 transitions. [2018-10-04 10:43:18,961 INFO L276 IsEmpty]: Start isEmpty. Operand 1134 states and 2260 transitions. [2018-10-04 10:43:18,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:18,961 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:18,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:18,967 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:18,985 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 10:43:19,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:19,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2262 states to 1135 states and 2262 transitions. [2018-10-04 10:43:19,053 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 2262 transitions. [2018-10-04 10:43:19,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:19,053 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:19,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:19,071 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:19,105 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 10:43:19,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:19,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2264 states to 1136 states and 2264 transitions. [2018-10-04 10:43:19,166 INFO L276 IsEmpty]: Start isEmpty. Operand 1136 states and 2264 transitions. [2018-10-04 10:43:19,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:19,167 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:19,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:19,172 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:19,186 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 10:43:19,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:19,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2266 states to 1137 states and 2266 transitions. [2018-10-04 10:43:19,273 INFO L276 IsEmpty]: Start isEmpty. Operand 1137 states and 2266 transitions. [2018-10-04 10:43:19,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:19,274 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:19,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:19,278 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:19,291 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 10:43:19,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:19,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2268 states to 1138 states and 2268 transitions. [2018-10-04 10:43:19,389 INFO L276 IsEmpty]: Start isEmpty. Operand 1138 states and 2268 transitions. [2018-10-04 10:43:19,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:19,389 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:19,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:19,394 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:19,409 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 10:43:19,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:19,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2270 states to 1139 states and 2270 transitions. [2018-10-04 10:43:19,502 INFO L276 IsEmpty]: Start isEmpty. Operand 1139 states and 2270 transitions. [2018-10-04 10:43:19,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:19,502 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:19,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:19,507 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:19,522 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 10:43:19,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:19,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2272 states to 1140 states and 2272 transitions. [2018-10-04 10:43:19,635 INFO L276 IsEmpty]: Start isEmpty. Operand 1140 states and 2272 transitions. [2018-10-04 10:43:19,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:19,635 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:19,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:19,640 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:19,654 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 10:43:19,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:19,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2274 states to 1141 states and 2274 transitions. [2018-10-04 10:43:19,732 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 2274 transitions. [2018-10-04 10:43:19,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:19,733 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:19,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:19,739 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:19,750 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 10:43:19,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:19,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2276 states to 1142 states and 2276 transitions. [2018-10-04 10:43:19,815 INFO L276 IsEmpty]: Start isEmpty. Operand 1142 states and 2276 transitions. [2018-10-04 10:43:19,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:19,816 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:19,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:19,823 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:19,842 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 10:43:19,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:19,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2278 states to 1143 states and 2278 transitions. [2018-10-04 10:43:19,903 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 2278 transitions. [2018-10-04 10:43:19,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:19,904 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:19,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:19,911 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:19,926 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 10:43:19,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:19,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2280 states to 1144 states and 2280 transitions. [2018-10-04 10:43:19,993 INFO L276 IsEmpty]: Start isEmpty. Operand 1144 states and 2280 transitions. [2018-10-04 10:43:19,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:19,994 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:19,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:20,000 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:20,016 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 10:43:20,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:20,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2282 states to 1145 states and 2282 transitions. [2018-10-04 10:43:20,081 INFO L276 IsEmpty]: Start isEmpty. Operand 1145 states and 2282 transitions. [2018-10-04 10:43:20,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:20,081 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:20,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:20,088 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:20,106 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:43:20,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:20,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2284 states to 1146 states and 2284 transitions. [2018-10-04 10:43:20,169 INFO L276 IsEmpty]: Start isEmpty. Operand 1146 states and 2284 transitions. [2018-10-04 10:43:20,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:20,170 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:20,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:20,175 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:20,189 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:43:20,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:20,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2286 states to 1147 states and 2286 transitions. [2018-10-04 10:43:20,259 INFO L276 IsEmpty]: Start isEmpty. Operand 1147 states and 2286 transitions. [2018-10-04 10:43:20,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:20,260 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:20,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:20,264 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:20,280 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 10:43:20,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:20,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2288 states to 1148 states and 2288 transitions. [2018-10-04 10:43:20,348 INFO L276 IsEmpty]: Start isEmpty. Operand 1148 states and 2288 transitions. [2018-10-04 10:43:20,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:20,349 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:20,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:20,353 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:20,371 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 10:43:20,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:20,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2290 states to 1149 states and 2290 transitions. [2018-10-04 10:43:20,438 INFO L276 IsEmpty]: Start isEmpty. Operand 1149 states and 2290 transitions. [2018-10-04 10:43:20,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:20,439 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:20,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:20,445 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:20,461 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 10:43:20,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:20,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2292 states to 1150 states and 2292 transitions. [2018-10-04 10:43:20,527 INFO L276 IsEmpty]: Start isEmpty. Operand 1150 states and 2292 transitions. [2018-10-04 10:43:20,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:20,528 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:20,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:20,535 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:20,552 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 10:43:20,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:20,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2294 states to 1151 states and 2294 transitions. [2018-10-04 10:43:20,621 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 2294 transitions. [2018-10-04 10:43:20,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:20,621 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:20,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:20,625 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:20,641 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 10:43:20,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:20,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2296 states to 1152 states and 2296 transitions. [2018-10-04 10:43:20,708 INFO L276 IsEmpty]: Start isEmpty. Operand 1152 states and 2296 transitions. [2018-10-04 10:43:20,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:20,709 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:20,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:20,716 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:20,734 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:43:20,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:20,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2298 states to 1153 states and 2298 transitions. [2018-10-04 10:43:20,796 INFO L276 IsEmpty]: Start isEmpty. Operand 1153 states and 2298 transitions. [2018-10-04 10:43:20,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:20,797 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:20,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:20,802 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:20,819 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 10:43:20,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:20,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2300 states to 1154 states and 2300 transitions. [2018-10-04 10:43:20,883 INFO L276 IsEmpty]: Start isEmpty. Operand 1154 states and 2300 transitions. [2018-10-04 10:43:20,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:20,883 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:20,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:20,888 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:20,907 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 10:43:20,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:20,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2302 states to 1155 states and 2302 transitions. [2018-10-04 10:43:20,972 INFO L276 IsEmpty]: Start isEmpty. Operand 1155 states and 2302 transitions. [2018-10-04 10:43:20,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:20,973 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:20,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:20,978 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:20,995 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 10:43:21,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:21,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2304 states to 1156 states and 2304 transitions. [2018-10-04 10:43:21,063 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 2304 transitions. [2018-10-04 10:43:21,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:21,064 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:21,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:21,069 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:21,084 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 10:43:21,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:21,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2306 states to 1157 states and 2306 transitions. [2018-10-04 10:43:21,151 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 2306 transitions. [2018-10-04 10:43:21,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:21,152 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:21,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:21,159 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:21,174 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 10:43:21,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:21,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2308 states to 1158 states and 2308 transitions. [2018-10-04 10:43:21,239 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 2308 transitions. [2018-10-04 10:43:21,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:21,240 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:21,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:21,246 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:21,266 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 10:43:21,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:21,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2310 states to 1159 states and 2310 transitions. [2018-10-04 10:43:21,328 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 2310 transitions. [2018-10-04 10:43:21,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:21,328 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:21,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:21,333 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:21,348 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:43:21,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:21,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2312 states to 1160 states and 2312 transitions. [2018-10-04 10:43:21,415 INFO L276 IsEmpty]: Start isEmpty. Operand 1160 states and 2312 transitions. [2018-10-04 10:43:21,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:21,415 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:21,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:21,419 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:21,434 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 10:43:21,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:21,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2314 states to 1161 states and 2314 transitions. [2018-10-04 10:43:21,502 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 2314 transitions. [2018-10-04 10:43:21,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:21,502 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:21,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:21,507 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:21,522 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 10:43:21,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:21,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2316 states to 1162 states and 2316 transitions. [2018-10-04 10:43:21,592 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 2316 transitions. [2018-10-04 10:43:21,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:21,593 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:21,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:21,597 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:21,611 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 10:43:21,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:21,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2318 states to 1163 states and 2318 transitions. [2018-10-04 10:43:21,682 INFO L276 IsEmpty]: Start isEmpty. Operand 1163 states and 2318 transitions. [2018-10-04 10:43:21,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:21,682 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:21,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:21,689 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:21,708 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 10:43:21,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:21,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2320 states to 1164 states and 2320 transitions. [2018-10-04 10:43:21,769 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 2320 transitions. [2018-10-04 10:43:21,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:21,770 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:21,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:21,774 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:21,789 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 10:43:21,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:21,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2322 states to 1165 states and 2322 transitions. [2018-10-04 10:43:21,860 INFO L276 IsEmpty]: Start isEmpty. Operand 1165 states and 2322 transitions. [2018-10-04 10:43:21,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:21,861 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:21,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:21,868 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:21,884 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 10:43:21,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:21,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2324 states to 1166 states and 2324 transitions. [2018-10-04 10:43:21,952 INFO L276 IsEmpty]: Start isEmpty. Operand 1166 states and 2324 transitions. [2018-10-04 10:43:21,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:21,952 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:21,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:21,959 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:21,975 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 10:43:22,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:22,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2326 states to 1167 states and 2326 transitions. [2018-10-04 10:43:22,041 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 2326 transitions. [2018-10-04 10:43:22,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:22,042 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:22,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:22,046 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:22,061 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 10:43:22,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:22,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2328 states to 1168 states and 2328 transitions. [2018-10-04 10:43:22,131 INFO L276 IsEmpty]: Start isEmpty. Operand 1168 states and 2328 transitions. [2018-10-04 10:43:22,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:22,131 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:22,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:22,137 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:22,155 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 10:43:22,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:22,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2330 states to 1169 states and 2330 transitions. [2018-10-04 10:43:22,220 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 2330 transitions. [2018-10-04 10:43:22,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:22,220 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:22,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:22,227 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:22,244 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:43:22,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:22,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2332 states to 1170 states and 2332 transitions. [2018-10-04 10:43:22,312 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 2332 transitions. [2018-10-04 10:43:22,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:22,312 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:22,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:22,320 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:22,336 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 10:43:22,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:22,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2334 states to 1171 states and 2334 transitions. [2018-10-04 10:43:22,401 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 2334 transitions. [2018-10-04 10:43:22,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:22,402 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:22,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:22,407 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:22,422 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:43:22,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:22,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2336 states to 1172 states and 2336 transitions. [2018-10-04 10:43:22,492 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 2336 transitions. [2018-10-04 10:43:22,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:22,493 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:22,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:22,497 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:22,512 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 10:43:22,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:22,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2338 states to 1173 states and 2338 transitions. [2018-10-04 10:43:22,581 INFO L276 IsEmpty]: Start isEmpty. Operand 1173 states and 2338 transitions. [2018-10-04 10:43:22,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:22,582 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:22,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:22,586 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:22,607 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 10:43:22,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:22,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2340 states to 1174 states and 2340 transitions. [2018-10-04 10:43:22,674 INFO L276 IsEmpty]: Start isEmpty. Operand 1174 states and 2340 transitions. [2018-10-04 10:43:22,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:22,674 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:22,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:22,681 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:22,698 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 10:43:22,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:22,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2342 states to 1175 states and 2342 transitions. [2018-10-04 10:43:22,761 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 2342 transitions. [2018-10-04 10:43:22,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:22,762 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:22,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:22,769 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:22,786 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 10:43:22,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:22,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2344 states to 1176 states and 2344 transitions. [2018-10-04 10:43:22,857 INFO L276 IsEmpty]: Start isEmpty. Operand 1176 states and 2344 transitions. [2018-10-04 10:43:22,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:22,858 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:22,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:22,865 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:22,879 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 10:43:22,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:22,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2346 states to 1177 states and 2346 transitions. [2018-10-04 10:43:22,944 INFO L276 IsEmpty]: Start isEmpty. Operand 1177 states and 2346 transitions. [2018-10-04 10:43:22,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:22,945 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:22,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:22,949 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:22,965 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 10:43:23,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:23,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2348 states to 1178 states and 2348 transitions. [2018-10-04 10:43:23,032 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 2348 transitions. [2018-10-04 10:43:23,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:23,033 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:23,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:23,039 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:23,054 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 10:43:23,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:23,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2350 states to 1179 states and 2350 transitions. [2018-10-04 10:43:23,123 INFO L276 IsEmpty]: Start isEmpty. Operand 1179 states and 2350 transitions. [2018-10-04 10:43:23,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:23,124 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:23,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:23,130 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:23,145 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 10:43:23,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:23,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2352 states to 1180 states and 2352 transitions. [2018-10-04 10:43:23,209 INFO L276 IsEmpty]: Start isEmpty. Operand 1180 states and 2352 transitions. [2018-10-04 10:43:23,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:23,210 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:23,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:23,220 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:23,233 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 10:43:23,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:23,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2354 states to 1181 states and 2354 transitions. [2018-10-04 10:43:23,295 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 2354 transitions. [2018-10-04 10:43:23,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:23,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:23,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:23,302 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:23,321 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 10:43:23,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:23,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2356 states to 1182 states and 2356 transitions. [2018-10-04 10:43:23,385 INFO L276 IsEmpty]: Start isEmpty. Operand 1182 states and 2356 transitions. [2018-10-04 10:43:23,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:23,386 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:23,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:23,392 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:23,410 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 10:43:23,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:23,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2358 states to 1183 states and 2358 transitions. [2018-10-04 10:43:23,477 INFO L276 IsEmpty]: Start isEmpty. Operand 1183 states and 2358 transitions. [2018-10-04 10:43:23,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:23,477 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:23,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:23,482 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:23,502 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:43:23,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:23,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2360 states to 1184 states and 2360 transitions. [2018-10-04 10:43:23,570 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 2360 transitions. [2018-10-04 10:43:23,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:23,570 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:23,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:23,575 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:23,592 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 10:43:23,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:23,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2362 states to 1185 states and 2362 transitions. [2018-10-04 10:43:23,661 INFO L276 IsEmpty]: Start isEmpty. Operand 1185 states and 2362 transitions. [2018-10-04 10:43:23,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:23,661 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:23,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:23,666 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:23,681 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 10:43:23,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:23,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2364 states to 1186 states and 2364 transitions. [2018-10-04 10:43:23,750 INFO L276 IsEmpty]: Start isEmpty. Operand 1186 states and 2364 transitions. [2018-10-04 10:43:23,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:23,751 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:23,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:23,758 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:23,775 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 10:43:23,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:23,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2366 states to 1187 states and 2366 transitions. [2018-10-04 10:43:23,838 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 2366 transitions. [2018-10-04 10:43:23,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:23,839 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:23,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:23,843 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:23,863 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 10:43:23,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:23,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2368 states to 1188 states and 2368 transitions. [2018-10-04 10:43:23,929 INFO L276 IsEmpty]: Start isEmpty. Operand 1188 states and 2368 transitions. [2018-10-04 10:43:23,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:23,930 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:23,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:23,935 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:23,951 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 10:43:24,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:24,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2370 states to 1189 states and 2370 transitions. [2018-10-04 10:43:24,021 INFO L276 IsEmpty]: Start isEmpty. Operand 1189 states and 2370 transitions. [2018-10-04 10:43:24,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:24,022 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:24,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:24,029 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:24,046 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 10:43:24,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:24,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2372 states to 1190 states and 2372 transitions. [2018-10-04 10:43:24,111 INFO L276 IsEmpty]: Start isEmpty. Operand 1190 states and 2372 transitions. [2018-10-04 10:43:24,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:24,111 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:24,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:24,120 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:24,133 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:43:24,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:24,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2374 states to 1191 states and 2374 transitions. [2018-10-04 10:43:24,203 INFO L276 IsEmpty]: Start isEmpty. Operand 1191 states and 2374 transitions. [2018-10-04 10:43:24,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:24,203 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:24,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:24,210 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:24,226 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 10:43:24,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:24,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2376 states to 1192 states and 2376 transitions. [2018-10-04 10:43:24,299 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 2376 transitions. [2018-10-04 10:43:24,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:24,300 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:24,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:24,305 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:24,321 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 10:43:24,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:24,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2378 states to 1193 states and 2378 transitions. [2018-10-04 10:43:24,418 INFO L276 IsEmpty]: Start isEmpty. Operand 1193 states and 2378 transitions. [2018-10-04 10:43:24,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:24,418 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:24,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:24,422 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:24,433 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 10:43:24,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:24,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2380 states to 1194 states and 2380 transitions. [2018-10-04 10:43:24,528 INFO L276 IsEmpty]: Start isEmpty. Operand 1194 states and 2380 transitions. [2018-10-04 10:43:24,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:24,529 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:24,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:24,533 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:24,547 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 10:43:24,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:24,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2382 states to 1195 states and 2382 transitions. [2018-10-04 10:43:24,642 INFO L276 IsEmpty]: Start isEmpty. Operand 1195 states and 2382 transitions. [2018-10-04 10:43:24,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:24,643 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:24,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:24,647 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:24,661 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:43:24,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:24,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2384 states to 1196 states and 2384 transitions. [2018-10-04 10:43:24,761 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 2384 transitions. [2018-10-04 10:43:24,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:24,761 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:24,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:24,767 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:24,779 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 10:43:24,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:24,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2386 states to 1197 states and 2386 transitions. [2018-10-04 10:43:24,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1197 states and 2386 transitions. [2018-10-04 10:43:24,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:24,850 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:24,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:24,856 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:24,872 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 10:43:24,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:24,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2388 states to 1198 states and 2388 transitions. [2018-10-04 10:43:24,940 INFO L276 IsEmpty]: Start isEmpty. Operand 1198 states and 2388 transitions. [2018-10-04 10:43:24,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:24,941 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:24,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:24,945 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:24,961 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 10:43:25,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:25,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2390 states to 1199 states and 2390 transitions. [2018-10-04 10:43:25,031 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 2390 transitions. [2018-10-04 10:43:25,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:25,031 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:25,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:25,038 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:25,053 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 10:43:25,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:25,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2392 states to 1200 states and 2392 transitions. [2018-10-04 10:43:25,120 INFO L276 IsEmpty]: Start isEmpty. Operand 1200 states and 2392 transitions. [2018-10-04 10:43:25,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:25,120 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:25,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:25,127 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:25,143 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 10:43:25,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:25,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2394 states to 1201 states and 2394 transitions. [2018-10-04 10:43:25,209 INFO L276 IsEmpty]: Start isEmpty. Operand 1201 states and 2394 transitions. [2018-10-04 10:43:25,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:25,210 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:25,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:25,214 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:25,232 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 10:43:25,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:25,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2396 states to 1202 states and 2396 transitions. [2018-10-04 10:43:25,298 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 2396 transitions. [2018-10-04 10:43:25,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:25,299 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:25,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:25,305 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:25,321 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 10:43:25,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:25,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2398 states to 1203 states and 2398 transitions. [2018-10-04 10:43:25,386 INFO L276 IsEmpty]: Start isEmpty. Operand 1203 states and 2398 transitions. [2018-10-04 10:43:25,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:25,386 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:25,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:25,426 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:25,550 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 10:43:25,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:25,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2400 states to 1204 states and 2400 transitions. [2018-10-04 10:43:25,795 INFO L276 IsEmpty]: Start isEmpty. Operand 1204 states and 2400 transitions. [2018-10-04 10:43:25,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:25,796 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:25,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:25,800 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:25,812 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 10:43:25,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:25,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2402 states to 1205 states and 2402 transitions. [2018-10-04 10:43:25,878 INFO L276 IsEmpty]: Start isEmpty. Operand 1205 states and 2402 transitions. [2018-10-04 10:43:25,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:25,879 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:25,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:25,886 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:25,901 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:43:25,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:25,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2404 states to 1206 states and 2404 transitions. [2018-10-04 10:43:25,967 INFO L276 IsEmpty]: Start isEmpty. Operand 1206 states and 2404 transitions. [2018-10-04 10:43:25,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:25,968 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:25,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:25,975 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:25,991 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 10:43:26,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:26,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2406 states to 1207 states and 2406 transitions. [2018-10-04 10:43:26,057 INFO L276 IsEmpty]: Start isEmpty. Operand 1207 states and 2406 transitions. [2018-10-04 10:43:26,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:26,057 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:26,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:26,063 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:26,079 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 10:43:26,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:26,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2408 states to 1208 states and 2408 transitions. [2018-10-04 10:43:26,146 INFO L276 IsEmpty]: Start isEmpty. Operand 1208 states and 2408 transitions. [2018-10-04 10:43:26,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:26,147 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:26,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:26,151 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:26,166 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 10:43:26,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:26,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2410 states to 1209 states and 2410 transitions. [2018-10-04 10:43:26,237 INFO L276 IsEmpty]: Start isEmpty. Operand 1209 states and 2410 transitions. [2018-10-04 10:43:26,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:26,238 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:26,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:26,244 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:26,258 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 10:43:26,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:26,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2412 states to 1210 states and 2412 transitions. [2018-10-04 10:43:26,333 INFO L276 IsEmpty]: Start isEmpty. Operand 1210 states and 2412 transitions. [2018-10-04 10:43:26,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:26,334 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:26,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:26,341 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:26,356 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 10:43:26,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:26,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2414 states to 1211 states and 2414 transitions. [2018-10-04 10:43:26,425 INFO L276 IsEmpty]: Start isEmpty. Operand 1211 states and 2414 transitions. [2018-10-04 10:43:26,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:26,426 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:26,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:26,432 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:26,448 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 10:43:26,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:26,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2416 states to 1212 states and 2416 transitions. [2018-10-04 10:43:26,518 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 2416 transitions. [2018-10-04 10:43:26,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:26,518 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:26,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:26,526 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:26,541 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 10:43:26,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:26,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2418 states to 1213 states and 2418 transitions. [2018-10-04 10:43:26,605 INFO L276 IsEmpty]: Start isEmpty. Operand 1213 states and 2418 transitions. [2018-10-04 10:43:26,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:26,606 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:26,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:26,611 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:26,635 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 10:43:26,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:26,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2420 states to 1214 states and 2420 transitions. [2018-10-04 10:43:26,699 INFO L276 IsEmpty]: Start isEmpty. Operand 1214 states and 2420 transitions. [2018-10-04 10:43:26,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:26,700 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:26,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:26,706 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:26,722 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 10:43:26,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:26,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2422 states to 1215 states and 2422 transitions. [2018-10-04 10:43:26,789 INFO L276 IsEmpty]: Start isEmpty. Operand 1215 states and 2422 transitions. [2018-10-04 10:43:26,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:26,789 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:26,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:26,796 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:26,811 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 10:43:26,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:26,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2424 states to 1216 states and 2424 transitions. [2018-10-04 10:43:26,879 INFO L276 IsEmpty]: Start isEmpty. Operand 1216 states and 2424 transitions. [2018-10-04 10:43:26,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:26,879 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:26,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:26,885 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:26,903 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 10:43:26,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:26,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2426 states to 1217 states and 2426 transitions. [2018-10-04 10:43:26,973 INFO L276 IsEmpty]: Start isEmpty. Operand 1217 states and 2426 transitions. [2018-10-04 10:43:26,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:26,974 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:26,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:26,978 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:26,998 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 10:43:27,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:27,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2428 states to 1218 states and 2428 transitions. [2018-10-04 10:43:27,061 INFO L276 IsEmpty]: Start isEmpty. Operand 1218 states and 2428 transitions. [2018-10-04 10:43:27,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:27,061 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:27,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:27,065 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:27,081 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 10:43:27,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:27,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2430 states to 1219 states and 2430 transitions. [2018-10-04 10:43:27,152 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 2430 transitions. [2018-10-04 10:43:27,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:27,152 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:27,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:27,205 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:27,256 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 10:43:27,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:27,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2432 states to 1220 states and 2432 transitions. [2018-10-04 10:43:27,321 INFO L276 IsEmpty]: Start isEmpty. Operand 1220 states and 2432 transitions. [2018-10-04 10:43:27,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:27,321 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:27,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:27,326 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:27,340 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 10:43:27,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:27,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2434 states to 1221 states and 2434 transitions. [2018-10-04 10:43:27,405 INFO L276 IsEmpty]: Start isEmpty. Operand 1221 states and 2434 transitions. [2018-10-04 10:43:27,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:27,405 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:27,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:27,410 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:27,428 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 10:43:27,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:27,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2436 states to 1222 states and 2436 transitions. [2018-10-04 10:43:27,497 INFO L276 IsEmpty]: Start isEmpty. Operand 1222 states and 2436 transitions. [2018-10-04 10:43:27,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:27,497 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:27,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:27,503 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:27,519 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 10:43:27,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:27,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2438 states to 1223 states and 2438 transitions. [2018-10-04 10:43:27,587 INFO L276 IsEmpty]: Start isEmpty. Operand 1223 states and 2438 transitions. [2018-10-04 10:43:27,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:27,588 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:27,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:27,592 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:27,610 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 10:43:27,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:27,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2440 states to 1224 states and 2440 transitions. [2018-10-04 10:43:27,677 INFO L276 IsEmpty]: Start isEmpty. Operand 1224 states and 2440 transitions. [2018-10-04 10:43:27,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:27,677 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:27,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:27,684 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:27,700 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 10:43:27,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:27,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2442 states to 1225 states and 2442 transitions. [2018-10-04 10:43:27,767 INFO L276 IsEmpty]: Start isEmpty. Operand 1225 states and 2442 transitions. [2018-10-04 10:43:27,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:27,768 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:27,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:27,775 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:27,796 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 10:43:27,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:27,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2444 states to 1226 states and 2444 transitions. [2018-10-04 10:43:27,866 INFO L276 IsEmpty]: Start isEmpty. Operand 1226 states and 2444 transitions. [2018-10-04 10:43:27,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:27,867 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:27,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:27,876 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:27,892 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 10:43:27,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:27,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2446 states to 1227 states and 2446 transitions. [2018-10-04 10:43:27,956 INFO L276 IsEmpty]: Start isEmpty. Operand 1227 states and 2446 transitions. [2018-10-04 10:43:27,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:27,957 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:27,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:27,965 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:27,980 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 10:43:28,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:28,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2448 states to 1228 states and 2448 transitions. [2018-10-04 10:43:28,047 INFO L276 IsEmpty]: Start isEmpty. Operand 1228 states and 2448 transitions. [2018-10-04 10:43:28,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:28,048 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:28,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:28,053 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:28,072 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 10:43:28,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:28,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2450 states to 1229 states and 2450 transitions. [2018-10-04 10:43:28,140 INFO L276 IsEmpty]: Start isEmpty. Operand 1229 states and 2450 transitions. [2018-10-04 10:43:28,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:28,141 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:28,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:28,147 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:28,164 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 10:43:28,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:28,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2452 states to 1230 states and 2452 transitions. [2018-10-04 10:43:28,235 INFO L276 IsEmpty]: Start isEmpty. Operand 1230 states and 2452 transitions. [2018-10-04 10:43:28,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:28,236 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:28,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:28,240 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:28,255 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 10:43:28,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:28,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2454 states to 1231 states and 2454 transitions. [2018-10-04 10:43:28,339 INFO L276 IsEmpty]: Start isEmpty. Operand 1231 states and 2454 transitions. [2018-10-04 10:43:28,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:28,340 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:28,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:28,344 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:28,361 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 10:43:28,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:28,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2456 states to 1232 states and 2456 transitions. [2018-10-04 10:43:28,429 INFO L276 IsEmpty]: Start isEmpty. Operand 1232 states and 2456 transitions. [2018-10-04 10:43:28,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:28,430 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:28,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:28,435 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:28,455 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 10:43:28,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:28,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2458 states to 1233 states and 2458 transitions. [2018-10-04 10:43:28,674 INFO L276 IsEmpty]: Start isEmpty. Operand 1233 states and 2458 transitions. [2018-10-04 10:43:28,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:28,675 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:28,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:28,681 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:28,696 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 10:43:28,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:28,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2460 states to 1234 states and 2460 transitions. [2018-10-04 10:43:28,762 INFO L276 IsEmpty]: Start isEmpty. Operand 1234 states and 2460 transitions. [2018-10-04 10:43:28,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:28,762 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:28,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:28,769 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:28,785 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 10:43:28,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:28,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2462 states to 1235 states and 2462 transitions. [2018-10-04 10:43:28,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1235 states and 2462 transitions. [2018-10-04 10:43:28,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:28,850 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:28,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:28,856 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:28,870 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 10:43:28,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:28,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2464 states to 1236 states and 2464 transitions. [2018-10-04 10:43:28,944 INFO L276 IsEmpty]: Start isEmpty. Operand 1236 states and 2464 transitions. [2018-10-04 10:43:28,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:28,945 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:28,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:28,951 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:28,972 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 10:43:29,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:29,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2466 states to 1237 states and 2466 transitions. [2018-10-04 10:43:29,038 INFO L276 IsEmpty]: Start isEmpty. Operand 1237 states and 2466 transitions. [2018-10-04 10:43:29,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:29,038 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:29,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:29,045 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:29,061 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 10:43:29,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:29,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2468 states to 1238 states and 2468 transitions. [2018-10-04 10:43:29,129 INFO L276 IsEmpty]: Start isEmpty. Operand 1238 states and 2468 transitions. [2018-10-04 10:43:29,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:29,130 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:29,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:29,136 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:29,152 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 10:43:29,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:29,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2470 states to 1239 states and 2470 transitions. [2018-10-04 10:43:29,221 INFO L276 IsEmpty]: Start isEmpty. Operand 1239 states and 2470 transitions. [2018-10-04 10:43:29,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:29,221 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:29,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:29,225 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:29,245 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 10:43:29,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:29,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2472 states to 1240 states and 2472 transitions. [2018-10-04 10:43:29,311 INFO L276 IsEmpty]: Start isEmpty. Operand 1240 states and 2472 transitions. [2018-10-04 10:43:29,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:29,311 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:29,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:29,318 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:29,334 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 10:43:29,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:29,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2474 states to 1241 states and 2474 transitions. [2018-10-04 10:43:29,400 INFO L276 IsEmpty]: Start isEmpty. Operand 1241 states and 2474 transitions. [2018-10-04 10:43:29,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:29,400 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:29,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:29,408 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:29,422 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:43:29,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:29,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2476 states to 1242 states and 2476 transitions. [2018-10-04 10:43:29,501 INFO L276 IsEmpty]: Start isEmpty. Operand 1242 states and 2476 transitions. [2018-10-04 10:43:29,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:29,502 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:29,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:29,506 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:29,519 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 10:43:29,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:29,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2478 states to 1243 states and 2478 transitions. [2018-10-04 10:43:29,614 INFO L276 IsEmpty]: Start isEmpty. Operand 1243 states and 2478 transitions. [2018-10-04 10:43:29,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:29,615 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:29,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:29,623 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:29,635 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 10:43:29,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:29,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2480 states to 1244 states and 2480 transitions. [2018-10-04 10:43:29,731 INFO L276 IsEmpty]: Start isEmpty. Operand 1244 states and 2480 transitions. [2018-10-04 10:43:29,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:29,732 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:29,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:29,736 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:29,749 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 10:43:29,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:29,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2482 states to 1245 states and 2482 transitions. [2018-10-04 10:43:29,848 INFO L276 IsEmpty]: Start isEmpty. Operand 1245 states and 2482 transitions. [2018-10-04 10:43:29,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:29,849 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:29,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:29,854 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:29,875 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:43:29,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:29,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2484 states to 1246 states and 2484 transitions. [2018-10-04 10:43:29,950 INFO L276 IsEmpty]: Start isEmpty. Operand 1246 states and 2484 transitions. [2018-10-04 10:43:29,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:29,951 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:29,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:29,958 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:29,971 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 10:43:30,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:30,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2486 states to 1247 states and 2486 transitions. [2018-10-04 10:43:30,038 INFO L276 IsEmpty]: Start isEmpty. Operand 1247 states and 2486 transitions. [2018-10-04 10:43:30,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:30,039 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:30,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:30,043 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:30,058 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:43:30,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:30,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2488 states to 1248 states and 2488 transitions. [2018-10-04 10:43:30,133 INFO L276 IsEmpty]: Start isEmpty. Operand 1248 states and 2488 transitions. [2018-10-04 10:43:30,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:30,134 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:30,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:30,139 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:30,154 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 10:43:30,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:30,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2490 states to 1249 states and 2490 transitions. [2018-10-04 10:43:30,222 INFO L276 IsEmpty]: Start isEmpty. Operand 1249 states and 2490 transitions. [2018-10-04 10:43:30,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:30,223 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:30,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:30,228 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:30,242 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 10:43:30,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:30,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2492 states to 1250 states and 2492 transitions. [2018-10-04 10:43:30,313 INFO L276 IsEmpty]: Start isEmpty. Operand 1250 states and 2492 transitions. [2018-10-04 10:43:30,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:30,314 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:30,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:30,318 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:30,333 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 10:43:30,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:30,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2494 states to 1251 states and 2494 transitions. [2018-10-04 10:43:30,405 INFO L276 IsEmpty]: Start isEmpty. Operand 1251 states and 2494 transitions. [2018-10-04 10:43:30,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:30,406 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:30,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:30,411 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:30,427 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 10:43:30,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:30,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2496 states to 1252 states and 2496 transitions. [2018-10-04 10:43:30,503 INFO L276 IsEmpty]: Start isEmpty. Operand 1252 states and 2496 transitions. [2018-10-04 10:43:30,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:30,504 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:30,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:30,509 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:30,524 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 10:43:30,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:30,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2498 states to 1253 states and 2498 transitions. [2018-10-04 10:43:30,594 INFO L276 IsEmpty]: Start isEmpty. Operand 1253 states and 2498 transitions. [2018-10-04 10:43:30,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:30,595 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:30,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:30,602 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:30,620 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 10:43:30,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:30,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2500 states to 1254 states and 2500 transitions. [2018-10-04 10:43:30,686 INFO L276 IsEmpty]: Start isEmpty. Operand 1254 states and 2500 transitions. [2018-10-04 10:43:30,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:30,687 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:30,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:30,692 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:30,708 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 10:43:30,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:30,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2502 states to 1255 states and 2502 transitions. [2018-10-04 10:43:30,779 INFO L276 IsEmpty]: Start isEmpty. Operand 1255 states and 2502 transitions. [2018-10-04 10:43:30,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:30,780 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:30,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:30,786 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:30,802 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 10:43:30,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:30,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2504 states to 1256 states and 2504 transitions. [2018-10-04 10:43:30,872 INFO L276 IsEmpty]: Start isEmpty. Operand 1256 states and 2504 transitions. [2018-10-04 10:43:30,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:30,873 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:30,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:30,878 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:30,893 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 10:43:30,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:30,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2506 states to 1257 states and 2506 transitions. [2018-10-04 10:43:30,963 INFO L276 IsEmpty]: Start isEmpty. Operand 1257 states and 2506 transitions. [2018-10-04 10:43:30,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:30,963 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:30,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:30,967 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:30,983 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 10:43:31,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:31,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2508 states to 1258 states and 2508 transitions. [2018-10-04 10:43:31,054 INFO L276 IsEmpty]: Start isEmpty. Operand 1258 states and 2508 transitions. [2018-10-04 10:43:31,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:31,055 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:31,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:31,060 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:31,077 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 10:43:31,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:31,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2510 states to 1259 states and 2510 transitions. [2018-10-04 10:43:31,148 INFO L276 IsEmpty]: Start isEmpty. Operand 1259 states and 2510 transitions. [2018-10-04 10:43:31,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:31,149 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:31,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:31,153 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:31,169 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 10:43:31,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:31,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2512 states to 1260 states and 2512 transitions. [2018-10-04 10:43:31,242 INFO L276 IsEmpty]: Start isEmpty. Operand 1260 states and 2512 transitions. [2018-10-04 10:43:31,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:31,243 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:31,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:31,249 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:31,266 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 10:43:31,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:31,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2514 states to 1261 states and 2514 transitions. [2018-10-04 10:43:31,335 INFO L276 IsEmpty]: Start isEmpty. Operand 1261 states and 2514 transitions. [2018-10-04 10:43:31,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:31,336 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:31,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:31,343 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:31,361 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 10:43:31,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:31,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2516 states to 1262 states and 2516 transitions. [2018-10-04 10:43:31,428 INFO L276 IsEmpty]: Start isEmpty. Operand 1262 states and 2516 transitions. [2018-10-04 10:43:31,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:31,428 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:31,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:31,432 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:31,451 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 10:43:31,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:31,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2518 states to 1263 states and 2518 transitions. [2018-10-04 10:43:31,520 INFO L276 IsEmpty]: Start isEmpty. Operand 1263 states and 2518 transitions. [2018-10-04 10:43:31,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:31,521 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:31,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:31,527 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:31,544 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 10:43:31,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:31,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2520 states to 1264 states and 2520 transitions. [2018-10-04 10:43:31,611 INFO L276 IsEmpty]: Start isEmpty. Operand 1264 states and 2520 transitions. [2018-10-04 10:43:31,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:31,611 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:31,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:31,617 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:31,637 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 10:43:31,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:31,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2522 states to 1265 states and 2522 transitions. [2018-10-04 10:43:31,702 INFO L276 IsEmpty]: Start isEmpty. Operand 1265 states and 2522 transitions. [2018-10-04 10:43:31,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:31,703 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:31,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:31,708 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:31,725 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 10:43:31,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:31,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2524 states to 1266 states and 2524 transitions. [2018-10-04 10:43:31,796 INFO L276 IsEmpty]: Start isEmpty. Operand 1266 states and 2524 transitions. [2018-10-04 10:43:31,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:31,797 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:31,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:31,804 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:31,820 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 10:43:31,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:31,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2526 states to 1267 states and 2526 transitions. [2018-10-04 10:43:31,890 INFO L276 IsEmpty]: Start isEmpty. Operand 1267 states and 2526 transitions. [2018-10-04 10:43:31,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:31,890 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:31,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:31,897 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:31,916 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 10:43:31,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:31,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2528 states to 1268 states and 2528 transitions. [2018-10-04 10:43:31,987 INFO L276 IsEmpty]: Start isEmpty. Operand 1268 states and 2528 transitions. [2018-10-04 10:43:31,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:31,988 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:31,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:31,992 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:32,010 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:43:32,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:32,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2530 states to 1269 states and 2530 transitions. [2018-10-04 10:43:32,079 INFO L276 IsEmpty]: Start isEmpty. Operand 1269 states and 2530 transitions. [2018-10-04 10:43:32,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:32,079 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:32,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:32,086 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:32,102 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 10:43:32,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:32,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2532 states to 1270 states and 2532 transitions. [2018-10-04 10:43:32,174 INFO L276 IsEmpty]: Start isEmpty. Operand 1270 states and 2532 transitions. [2018-10-04 10:43:32,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:32,175 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:32,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:32,179 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:32,202 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:43:32,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:32,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2534 states to 1271 states and 2534 transitions. [2018-10-04 10:43:32,267 INFO L276 IsEmpty]: Start isEmpty. Operand 1271 states and 2534 transitions. [2018-10-04 10:43:32,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:32,267 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:32,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:32,273 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:32,290 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 10:43:32,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:32,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2536 states to 1272 states and 2536 transitions. [2018-10-04 10:43:32,358 INFO L276 IsEmpty]: Start isEmpty. Operand 1272 states and 2536 transitions. [2018-10-04 10:43:32,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:32,358 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:32,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:32,363 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:32,384 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 10:43:32,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:32,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2538 states to 1273 states and 2538 transitions. [2018-10-04 10:43:32,449 INFO L276 IsEmpty]: Start isEmpty. Operand 1273 states and 2538 transitions. [2018-10-04 10:43:32,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:32,450 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:32,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:32,456 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:32,471 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 10:43:32,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:32,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2540 states to 1274 states and 2540 transitions. [2018-10-04 10:43:32,544 INFO L276 IsEmpty]: Start isEmpty. Operand 1274 states and 2540 transitions. [2018-10-04 10:43:32,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:32,545 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:32,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:32,551 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:32,568 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 10:43:32,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:32,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2542 states to 1275 states and 2542 transitions. [2018-10-04 10:43:32,635 INFO L276 IsEmpty]: Start isEmpty. Operand 1275 states and 2542 transitions. [2018-10-04 10:43:32,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:32,635 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:32,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:32,642 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:32,659 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 10:43:32,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:32,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2544 states to 1276 states and 2544 transitions. [2018-10-04 10:43:32,727 INFO L276 IsEmpty]: Start isEmpty. Operand 1276 states and 2544 transitions. [2018-10-04 10:43:32,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:32,727 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:32,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:32,732 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:32,747 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 10:43:32,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:32,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2546 states to 1277 states and 2546 transitions. [2018-10-04 10:43:32,819 INFO L276 IsEmpty]: Start isEmpty. Operand 1277 states and 2546 transitions. [2018-10-04 10:43:32,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:32,820 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:32,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:32,826 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:32,869 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 10:43:32,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:32,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2548 states to 1278 states and 2548 transitions. [2018-10-04 10:43:32,955 INFO L276 IsEmpty]: Start isEmpty. Operand 1278 states and 2548 transitions. [2018-10-04 10:43:32,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:32,956 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:32,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:32,961 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:32,977 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:43:33,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:33,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2550 states to 1279 states and 2550 transitions. [2018-10-04 10:43:33,047 INFO L276 IsEmpty]: Start isEmpty. Operand 1279 states and 2550 transitions. [2018-10-04 10:43:33,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:33,048 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:33,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:33,053 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:33,072 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 10:43:33,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:33,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2552 states to 1280 states and 2552 transitions. [2018-10-04 10:43:33,143 INFO L276 IsEmpty]: Start isEmpty. Operand 1280 states and 2552 transitions. [2018-10-04 10:43:33,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:33,143 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:33,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:33,148 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:33,166 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 10:43:33,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:33,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2554 states to 1281 states and 2554 transitions. [2018-10-04 10:43:33,238 INFO L276 IsEmpty]: Start isEmpty. Operand 1281 states and 2554 transitions. [2018-10-04 10:43:33,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:33,239 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:33,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:33,243 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:33,260 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 10:43:33,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:33,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2556 states to 1282 states and 2556 transitions. [2018-10-04 10:43:33,332 INFO L276 IsEmpty]: Start isEmpty. Operand 1282 states and 2556 transitions. [2018-10-04 10:43:33,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:33,332 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:33,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:33,338 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:33,357 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 10:43:33,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:33,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2558 states to 1283 states and 2558 transitions. [2018-10-04 10:43:33,422 INFO L276 IsEmpty]: Start isEmpty. Operand 1283 states and 2558 transitions. [2018-10-04 10:43:33,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:33,423 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:33,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:33,430 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:33,448 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 10:43:33,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:33,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2560 states to 1284 states and 2560 transitions. [2018-10-04 10:43:33,516 INFO L276 IsEmpty]: Start isEmpty. Operand 1284 states and 2560 transitions. [2018-10-04 10:43:33,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:33,517 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:33,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:33,522 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:33,539 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 10:43:33,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:33,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2562 states to 1285 states and 2562 transitions. [2018-10-04 10:43:33,608 INFO L276 IsEmpty]: Start isEmpty. Operand 1285 states and 2562 transitions. [2018-10-04 10:43:33,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:33,608 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:33,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:33,614 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:33,631 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 10:43:33,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:33,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2564 states to 1286 states and 2564 transitions. [2018-10-04 10:43:33,699 INFO L276 IsEmpty]: Start isEmpty. Operand 1286 states and 2564 transitions. [2018-10-04 10:43:33,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:33,700 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:33,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:33,706 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:33,723 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 10:43:33,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:33,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2566 states to 1287 states and 2566 transitions. [2018-10-04 10:43:33,792 INFO L276 IsEmpty]: Start isEmpty. Operand 1287 states and 2566 transitions. [2018-10-04 10:43:33,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:33,793 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:33,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:33,799 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:33,813 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 10:43:33,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:33,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2568 states to 1288 states and 2568 transitions. [2018-10-04 10:43:33,890 INFO L276 IsEmpty]: Start isEmpty. Operand 1288 states and 2568 transitions. [2018-10-04 10:43:33,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:33,891 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:33,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:33,896 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:33,915 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:43:33,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:33,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2570 states to 1289 states and 2570 transitions. [2018-10-04 10:43:33,981 INFO L276 IsEmpty]: Start isEmpty. Operand 1289 states and 2570 transitions. [2018-10-04 10:43:33,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:33,982 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:34,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:34,001 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:34,017 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 10:43:34,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:34,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2572 states to 1290 states and 2572 transitions. [2018-10-04 10:43:34,088 INFO L276 IsEmpty]: Start isEmpty. Operand 1290 states and 2572 transitions. [2018-10-04 10:43:34,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:34,088 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:34,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:34,093 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:34,109 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:43:34,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:34,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2574 states to 1291 states and 2574 transitions. [2018-10-04 10:43:34,177 INFO L276 IsEmpty]: Start isEmpty. Operand 1291 states and 2574 transitions. [2018-10-04 10:43:34,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:34,178 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:34,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:34,183 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:34,202 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:43:34,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:34,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2576 states to 1292 states and 2576 transitions. [2018-10-04 10:43:34,270 INFO L276 IsEmpty]: Start isEmpty. Operand 1292 states and 2576 transitions. [2018-10-04 10:43:34,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:34,271 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:34,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:34,278 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:34,297 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 10:43:34,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:34,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2578 states to 1293 states and 2578 transitions. [2018-10-04 10:43:34,364 INFO L276 IsEmpty]: Start isEmpty. Operand 1293 states and 2578 transitions. [2018-10-04 10:43:34,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:34,365 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:34,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:34,370 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:34,385 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 10:43:34,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:34,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2580 states to 1294 states and 2580 transitions. [2018-10-04 10:43:34,455 INFO L276 IsEmpty]: Start isEmpty. Operand 1294 states and 2580 transitions. [2018-10-04 10:43:34,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:34,455 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:34,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:34,461 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:34,476 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 10:43:34,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:34,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2582 states to 1295 states and 2582 transitions. [2018-10-04 10:43:34,547 INFO L276 IsEmpty]: Start isEmpty. Operand 1295 states and 2582 transitions. [2018-10-04 10:43:34,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:34,548 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:34,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:34,555 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:34,578 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 10:43:34,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:34,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2584 states to 1296 states and 2584 transitions. [2018-10-04 10:43:34,691 INFO L276 IsEmpty]: Start isEmpty. Operand 1296 states and 2584 transitions. [2018-10-04 10:43:34,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:34,691 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:34,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:34,695 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:34,711 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 10:43:34,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:34,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2586 states to 1297 states and 2586 transitions. [2018-10-04 10:43:34,830 INFO L276 IsEmpty]: Start isEmpty. Operand 1297 states and 2586 transitions. [2018-10-04 10:43:34,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:34,831 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:34,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:34,836 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:34,851 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 10:43:34,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:34,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2588 states to 1298 states and 2588 transitions. [2018-10-04 10:43:34,949 INFO L276 IsEmpty]: Start isEmpty. Operand 1298 states and 2588 transitions. [2018-10-04 10:43:34,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:34,949 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:34,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:34,966 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:35,008 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 10:43:35,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:35,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2590 states to 1299 states and 2590 transitions. [2018-10-04 10:43:35,078 INFO L276 IsEmpty]: Start isEmpty. Operand 1299 states and 2590 transitions. [2018-10-04 10:43:35,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:35,079 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:35,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:35,086 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:35,105 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 10:43:35,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:35,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2592 states to 1300 states and 2592 transitions. [2018-10-04 10:43:35,176 INFO L276 IsEmpty]: Start isEmpty. Operand 1300 states and 2592 transitions. [2018-10-04 10:43:35,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:35,177 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:35,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:35,183 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:35,200 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 10:43:35,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:35,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2594 states to 1301 states and 2594 transitions. [2018-10-04 10:43:35,267 INFO L276 IsEmpty]: Start isEmpty. Operand 1301 states and 2594 transitions. [2018-10-04 10:43:35,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:35,268 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:35,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:35,292 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:35,346 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 10:43:35,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:35,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2596 states to 1302 states and 2596 transitions. [2018-10-04 10:43:35,414 INFO L276 IsEmpty]: Start isEmpty. Operand 1302 states and 2596 transitions. [2018-10-04 10:43:35,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:35,414 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:35,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:35,419 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:35,434 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 10:43:35,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:35,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2598 states to 1303 states and 2598 transitions. [2018-10-04 10:43:35,506 INFO L276 IsEmpty]: Start isEmpty. Operand 1303 states and 2598 transitions. [2018-10-04 10:43:35,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:35,507 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:35,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:35,513 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:35,530 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:43:35,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:35,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2600 states to 1304 states and 2600 transitions. [2018-10-04 10:43:35,600 INFO L276 IsEmpty]: Start isEmpty. Operand 1304 states and 2600 transitions. [2018-10-04 10:43:35,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:35,600 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:35,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:35,605 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:35,622 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 10:43:35,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:35,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2602 states to 1305 states and 2602 transitions. [2018-10-04 10:43:35,693 INFO L276 IsEmpty]: Start isEmpty. Operand 1305 states and 2602 transitions. [2018-10-04 10:43:35,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:35,693 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:35,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:35,697 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:35,713 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 10:43:35,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:35,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2604 states to 1306 states and 2604 transitions. [2018-10-04 10:43:35,789 INFO L276 IsEmpty]: Start isEmpty. Operand 1306 states and 2604 transitions. [2018-10-04 10:43:35,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:35,790 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:35,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:35,797 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:35,811 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 10:43:35,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:35,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2606 states to 1307 states and 2606 transitions. [2018-10-04 10:43:35,880 INFO L276 IsEmpty]: Start isEmpty. Operand 1307 states and 2606 transitions. [2018-10-04 10:43:35,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:35,881 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:35,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:35,885 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:35,899 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 10:43:35,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:35,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2608 states to 1308 states and 2608 transitions. [2018-10-04 10:43:35,974 INFO L276 IsEmpty]: Start isEmpty. Operand 1308 states and 2608 transitions. [2018-10-04 10:43:35,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:35,974 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:35,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:35,982 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:35,997 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 10:43:36,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:36,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2610 states to 1309 states and 2610 transitions. [2018-10-04 10:43:36,066 INFO L276 IsEmpty]: Start isEmpty. Operand 1309 states and 2610 transitions. [2018-10-04 10:43:36,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:36,066 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:36,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:36,075 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:36,090 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 10:43:36,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:36,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2612 states to 1310 states and 2612 transitions. [2018-10-04 10:43:36,161 INFO L276 IsEmpty]: Start isEmpty. Operand 1310 states and 2612 transitions. [2018-10-04 10:43:36,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:36,162 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:36,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:36,170 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:36,186 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 10:43:36,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:36,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2614 states to 1311 states and 2614 transitions. [2018-10-04 10:43:36,254 INFO L276 IsEmpty]: Start isEmpty. Operand 1311 states and 2614 transitions. [2018-10-04 10:43:36,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:36,255 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:36,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:36,261 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:36,279 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 10:43:36,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:36,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2616 states to 1312 states and 2616 transitions. [2018-10-04 10:43:36,349 INFO L276 IsEmpty]: Start isEmpty. Operand 1312 states and 2616 transitions. [2018-10-04 10:43:36,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:36,350 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:36,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:36,353 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:36,372 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 10:43:36,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:36,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2618 states to 1313 states and 2618 transitions. [2018-10-04 10:43:36,440 INFO L276 IsEmpty]: Start isEmpty. Operand 1313 states and 2618 transitions. [2018-10-04 10:43:36,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:36,440 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:36,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:36,446 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:36,464 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 10:43:36,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:36,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2620 states to 1314 states and 2620 transitions. [2018-10-04 10:43:36,534 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 2620 transitions. [2018-10-04 10:43:36,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:36,534 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:36,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:36,541 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:36,556 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 10:43:36,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:36,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2622 states to 1315 states and 2622 transitions. [2018-10-04 10:43:36,630 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 2622 transitions. [2018-10-04 10:43:36,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:36,631 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:36,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:36,638 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:36,653 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 10:43:36,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:36,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2624 states to 1316 states and 2624 transitions. [2018-10-04 10:43:36,723 INFO L276 IsEmpty]: Start isEmpty. Operand 1316 states and 2624 transitions. [2018-10-04 10:43:36,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:36,724 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:36,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:36,729 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:36,745 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 10:43:36,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:36,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2626 states to 1317 states and 2626 transitions. [2018-10-04 10:43:36,818 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 2626 transitions. [2018-10-04 10:43:36,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:36,819 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:36,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:36,825 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:36,844 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 10:43:36,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:36,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2628 states to 1318 states and 2628 transitions. [2018-10-04 10:43:36,911 INFO L276 IsEmpty]: Start isEmpty. Operand 1318 states and 2628 transitions. [2018-10-04 10:43:36,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:36,912 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:36,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:36,918 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:36,934 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 10:43:37,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:37,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2630 states to 1319 states and 2630 transitions. [2018-10-04 10:43:37,003 INFO L276 IsEmpty]: Start isEmpty. Operand 1319 states and 2630 transitions. [2018-10-04 10:43:37,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:37,004 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:37,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:37,008 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:37,025 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 10:43:37,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:37,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2632 states to 1320 states and 2632 transitions. [2018-10-04 10:43:37,099 INFO L276 IsEmpty]: Start isEmpty. Operand 1320 states and 2632 transitions. [2018-10-04 10:43:37,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:37,099 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:37,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:37,104 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:37,120 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 10:43:37,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:37,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2634 states to 1321 states and 2634 transitions. [2018-10-04 10:43:37,194 INFO L276 IsEmpty]: Start isEmpty. Operand 1321 states and 2634 transitions. [2018-10-04 10:43:37,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:37,195 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:37,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:37,199 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:37,216 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 10:43:37,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:37,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2636 states to 1322 states and 2636 transitions. [2018-10-04 10:43:37,289 INFO L276 IsEmpty]: Start isEmpty. Operand 1322 states and 2636 transitions. [2018-10-04 10:43:37,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:37,289 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:37,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:37,295 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:37,314 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 10:43:37,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:37,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2638 states to 1323 states and 2638 transitions. [2018-10-04 10:43:37,387 INFO L276 IsEmpty]: Start isEmpty. Operand 1323 states and 2638 transitions. [2018-10-04 10:43:37,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:37,387 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:37,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:37,392 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:37,411 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 10:43:37,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:37,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2640 states to 1324 states and 2640 transitions. [2018-10-04 10:43:37,482 INFO L276 IsEmpty]: Start isEmpty. Operand 1324 states and 2640 transitions. [2018-10-04 10:43:37,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:37,483 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:37,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:37,488 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:37,506 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 10:43:37,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:37,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2642 states to 1325 states and 2642 transitions. [2018-10-04 10:43:37,577 INFO L276 IsEmpty]: Start isEmpty. Operand 1325 states and 2642 transitions. [2018-10-04 10:43:37,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:37,578 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:37,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:37,583 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:37,600 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 10:43:37,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:37,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2644 states to 1326 states and 2644 transitions. [2018-10-04 10:43:37,673 INFO L276 IsEmpty]: Start isEmpty. Operand 1326 states and 2644 transitions. [2018-10-04 10:43:37,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:37,674 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:37,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:37,681 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:37,701 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 10:43:37,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:37,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2646 states to 1327 states and 2646 transitions. [2018-10-04 10:43:37,774 INFO L276 IsEmpty]: Start isEmpty. Operand 1327 states and 2646 transitions. [2018-10-04 10:43:37,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:37,775 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:37,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:37,782 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:37,802 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 10:43:37,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:37,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2648 states to 1328 states and 2648 transitions. [2018-10-04 10:43:37,869 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 2648 transitions. [2018-10-04 10:43:37,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:37,870 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:37,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:37,874 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:37,892 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 10:43:37,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:37,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2650 states to 1329 states and 2650 transitions. [2018-10-04 10:43:37,961 INFO L276 IsEmpty]: Start isEmpty. Operand 1329 states and 2650 transitions. [2018-10-04 10:43:37,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:37,962 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:37,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:37,969 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:37,987 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 10:43:38,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:38,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2652 states to 1330 states and 2652 transitions. [2018-10-04 10:43:38,055 INFO L276 IsEmpty]: Start isEmpty. Operand 1330 states and 2652 transitions. [2018-10-04 10:43:38,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:38,056 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:38,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:38,062 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:38,077 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 10:43:38,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:38,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2654 states to 1331 states and 2654 transitions. [2018-10-04 10:43:38,148 INFO L276 IsEmpty]: Start isEmpty. Operand 1331 states and 2654 transitions. [2018-10-04 10:43:38,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:38,149 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:38,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:38,156 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:38,177 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 10:43:38,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:38,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2656 states to 1332 states and 2656 transitions. [2018-10-04 10:43:38,243 INFO L276 IsEmpty]: Start isEmpty. Operand 1332 states and 2656 transitions. [2018-10-04 10:43:38,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:38,244 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:38,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:38,249 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:38,270 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 10:43:38,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:38,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2658 states to 1333 states and 2658 transitions. [2018-10-04 10:43:38,338 INFO L276 IsEmpty]: Start isEmpty. Operand 1333 states and 2658 transitions. [2018-10-04 10:43:38,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:38,338 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:38,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:38,344 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:38,362 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 10:43:38,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:38,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2660 states to 1334 states and 2660 transitions. [2018-10-04 10:43:38,435 INFO L276 IsEmpty]: Start isEmpty. Operand 1334 states and 2660 transitions. [2018-10-04 10:43:38,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:38,435 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:38,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:38,442 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:38,465 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 10:43:38,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:38,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2662 states to 1335 states and 2662 transitions. [2018-10-04 10:43:38,536 INFO L276 IsEmpty]: Start isEmpty. Operand 1335 states and 2662 transitions. [2018-10-04 10:43:38,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:38,536 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:38,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:38,543 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:38,568 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 10:43:38,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:38,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2664 states to 1336 states and 2664 transitions. [2018-10-04 10:43:38,641 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 2664 transitions. [2018-10-04 10:43:38,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:38,641 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:38,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:38,648 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:38,668 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 10:43:38,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:38,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2666 states to 1337 states and 2666 transitions. [2018-10-04 10:43:38,741 INFO L276 IsEmpty]: Start isEmpty. Operand 1337 states and 2666 transitions. [2018-10-04 10:43:38,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:38,742 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:38,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:38,746 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:38,763 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 10:43:38,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:38,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2668 states to 1338 states and 2668 transitions. [2018-10-04 10:43:38,834 INFO L276 IsEmpty]: Start isEmpty. Operand 1338 states and 2668 transitions. [2018-10-04 10:43:38,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:38,835 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:38,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:38,841 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:38,856 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 10:43:38,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:38,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2670 states to 1339 states and 2670 transitions. [2018-10-04 10:43:38,926 INFO L276 IsEmpty]: Start isEmpty. Operand 1339 states and 2670 transitions. [2018-10-04 10:43:38,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:38,926 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:38,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:38,940 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:38,968 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 10:43:39,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:39,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2672 states to 1340 states and 2672 transitions. [2018-10-04 10:43:39,036 INFO L276 IsEmpty]: Start isEmpty. Operand 1340 states and 2672 transitions. [2018-10-04 10:43:39,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:39,037 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:39,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:39,041 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:39,056 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 10:43:39,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:39,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2674 states to 1341 states and 2674 transitions. [2018-10-04 10:43:39,128 INFO L276 IsEmpty]: Start isEmpty. Operand 1341 states and 2674 transitions. [2018-10-04 10:43:39,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:39,128 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:39,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:39,132 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:39,149 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:43:39,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:39,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2676 states to 1342 states and 2676 transitions. [2018-10-04 10:43:39,223 INFO L276 IsEmpty]: Start isEmpty. Operand 1342 states and 2676 transitions. [2018-10-04 10:43:39,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:39,223 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:39,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:39,229 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:39,243 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 10:43:39,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:39,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2678 states to 1343 states and 2678 transitions. [2018-10-04 10:43:39,318 INFO L276 IsEmpty]: Start isEmpty. Operand 1343 states and 2678 transitions. [2018-10-04 10:43:39,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:39,318 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:39,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:39,323 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:39,342 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 10:43:39,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:39,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2680 states to 1344 states and 2680 transitions. [2018-10-04 10:43:39,412 INFO L276 IsEmpty]: Start isEmpty. Operand 1344 states and 2680 transitions. [2018-10-04 10:43:39,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:39,413 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:39,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:39,417 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:39,434 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 10:43:39,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:39,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2682 states to 1345 states and 2682 transitions. [2018-10-04 10:43:39,507 INFO L276 IsEmpty]: Start isEmpty. Operand 1345 states and 2682 transitions. [2018-10-04 10:43:39,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:39,508 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:39,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:39,512 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:39,533 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 10:43:39,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:39,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2684 states to 1346 states and 2684 transitions. [2018-10-04 10:43:39,606 INFO L276 IsEmpty]: Start isEmpty. Operand 1346 states and 2684 transitions. [2018-10-04 10:43:39,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:39,607 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:39,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:39,614 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:39,630 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 10:43:39,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:39,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2686 states to 1347 states and 2686 transitions. [2018-10-04 10:43:39,706 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 2686 transitions. [2018-10-04 10:43:39,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:39,707 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:39,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:39,710 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:39,723 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 10:43:39,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:39,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2688 states to 1348 states and 2688 transitions. [2018-10-04 10:43:39,840 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 2688 transitions. [2018-10-04 10:43:39,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:39,840 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:39,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:39,845 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:39,861 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 10:43:39,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:39,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2690 states to 1349 states and 2690 transitions. [2018-10-04 10:43:39,968 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 2690 transitions. [2018-10-04 10:43:39,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:39,968 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:39,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:39,975 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:39,990 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 10:43:40,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:40,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2692 states to 1350 states and 2692 transitions. [2018-10-04 10:43:40,114 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 2692 transitions. [2018-10-04 10:43:40,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:40,115 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:40,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:40,119 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:40,133 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:43:40,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:40,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2694 states to 1351 states and 2694 transitions. [2018-10-04 10:43:40,208 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 2694 transitions. [2018-10-04 10:43:40,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:40,208 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:40,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:40,213 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:40,247 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 10:43:40,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:40,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2696 states to 1352 states and 2696 transitions. [2018-10-04 10:43:40,447 INFO L276 IsEmpty]: Start isEmpty. Operand 1352 states and 2696 transitions. [2018-10-04 10:43:40,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:40,448 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:40,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:40,466 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:40,496 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 10:43:40,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:40,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2698 states to 1353 states and 2698 transitions. [2018-10-04 10:43:40,564 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 2698 transitions. [2018-10-04 10:43:40,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:40,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:40,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:40,569 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:40,585 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 10:43:40,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:40,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2700 states to 1354 states and 2700 transitions. [2018-10-04 10:43:40,655 INFO L276 IsEmpty]: Start isEmpty. Operand 1354 states and 2700 transitions. [2018-10-04 10:43:40,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:40,656 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:40,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:40,660 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:40,677 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 10:43:40,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:40,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2702 states to 1355 states and 2702 transitions. [2018-10-04 10:43:40,758 INFO L276 IsEmpty]: Start isEmpty. Operand 1355 states and 2702 transitions. [2018-10-04 10:43:40,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:40,758 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:40,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:40,764 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:40,780 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 10:43:40,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:40,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2704 states to 1356 states and 2704 transitions. [2018-10-04 10:43:40,852 INFO L276 IsEmpty]: Start isEmpty. Operand 1356 states and 2704 transitions. [2018-10-04 10:43:40,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:40,853 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:40,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:40,859 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:40,876 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:43:40,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:40,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2706 states to 1357 states and 2706 transitions. [2018-10-04 10:43:40,949 INFO L276 IsEmpty]: Start isEmpty. Operand 1357 states and 2706 transitions. [2018-10-04 10:43:40,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:40,950 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:40,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:40,954 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:40,970 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:43:41,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:41,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2708 states to 1358 states and 2708 transitions. [2018-10-04 10:43:41,044 INFO L276 IsEmpty]: Start isEmpty. Operand 1358 states and 2708 transitions. [2018-10-04 10:43:41,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:41,044 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:41,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:41,049 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:41,067 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 10:43:41,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:41,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2710 states to 1359 states and 2710 transitions. [2018-10-04 10:43:41,140 INFO L276 IsEmpty]: Start isEmpty. Operand 1359 states and 2710 transitions. [2018-10-04 10:43:41,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:41,140 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:41,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:41,146 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:41,162 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 10:43:41,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:41,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2712 states to 1360 states and 2712 transitions. [2018-10-04 10:43:41,235 INFO L276 IsEmpty]: Start isEmpty. Operand 1360 states and 2712 transitions. [2018-10-04 10:43:41,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:41,235 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:41,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:41,241 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:41,259 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 10:43:41,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:41,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2714 states to 1361 states and 2714 transitions. [2018-10-04 10:43:41,331 INFO L276 IsEmpty]: Start isEmpty. Operand 1361 states and 2714 transitions. [2018-10-04 10:43:41,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:41,331 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:41,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:41,339 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:41,355 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 10:43:41,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:41,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2716 states to 1362 states and 2716 transitions. [2018-10-04 10:43:41,428 INFO L276 IsEmpty]: Start isEmpty. Operand 1362 states and 2716 transitions. [2018-10-04 10:43:41,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:41,429 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:41,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:41,436 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:41,453 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 10:43:41,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:41,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2718 states to 1363 states and 2718 transitions. [2018-10-04 10:43:41,525 INFO L276 IsEmpty]: Start isEmpty. Operand 1363 states and 2718 transitions. [2018-10-04 10:43:41,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:41,526 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:41,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:41,531 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:41,548 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:43:41,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:41,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2720 states to 1364 states and 2720 transitions. [2018-10-04 10:43:41,622 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 2720 transitions. [2018-10-04 10:43:41,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:41,623 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:41,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:41,628 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:41,643 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 10:43:41,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:41,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2722 states to 1365 states and 2722 transitions. [2018-10-04 10:43:41,717 INFO L276 IsEmpty]: Start isEmpty. Operand 1365 states and 2722 transitions. [2018-10-04 10:43:41,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:41,718 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:41,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:41,725 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:41,742 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:43:41,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:41,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2724 states to 1366 states and 2724 transitions. [2018-10-04 10:43:41,814 INFO L276 IsEmpty]: Start isEmpty. Operand 1366 states and 2724 transitions. [2018-10-04 10:43:41,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:41,814 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:41,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:41,819 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:41,835 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 10:43:41,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:41,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2726 states to 1367 states and 2726 transitions. [2018-10-04 10:43:41,911 INFO L276 IsEmpty]: Start isEmpty. Operand 1367 states and 2726 transitions. [2018-10-04 10:43:41,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:41,911 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:41,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:41,919 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:41,935 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 10:43:42,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:42,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2728 states to 1368 states and 2728 transitions. [2018-10-04 10:43:42,009 INFO L276 IsEmpty]: Start isEmpty. Operand 1368 states and 2728 transitions. [2018-10-04 10:43:42,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:42,010 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:42,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:42,016 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:42,032 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 10:43:42,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:42,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2730 states to 1369 states and 2730 transitions. [2018-10-04 10:43:42,108 INFO L276 IsEmpty]: Start isEmpty. Operand 1369 states and 2730 transitions. [2018-10-04 10:43:42,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:42,108 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:42,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:42,113 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:42,130 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 10:43:42,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:42,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2732 states to 1370 states and 2732 transitions. [2018-10-04 10:43:42,208 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 2732 transitions. [2018-10-04 10:43:42,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:42,209 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:42,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:42,217 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:42,235 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 10:43:42,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:42,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2734 states to 1371 states and 2734 transitions. [2018-10-04 10:43:42,307 INFO L276 IsEmpty]: Start isEmpty. Operand 1371 states and 2734 transitions. [2018-10-04 10:43:42,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:42,308 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:42,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:42,312 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:42,330 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:43:42,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:42,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2736 states to 1372 states and 2736 transitions. [2018-10-04 10:43:42,401 INFO L276 IsEmpty]: Start isEmpty. Operand 1372 states and 2736 transitions. [2018-10-04 10:43:42,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:42,402 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:42,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:42,406 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:42,421 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 10:43:42,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:42,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2738 states to 1373 states and 2738 transitions. [2018-10-04 10:43:42,496 INFO L276 IsEmpty]: Start isEmpty. Operand 1373 states and 2738 transitions. [2018-10-04 10:43:42,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:42,497 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:42,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:42,501 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:42,521 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 10:43:42,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:42,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2740 states to 1374 states and 2740 transitions. [2018-10-04 10:43:42,592 INFO L276 IsEmpty]: Start isEmpty. Operand 1374 states and 2740 transitions. [2018-10-04 10:43:42,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:42,592 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:42,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:42,597 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:42,619 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 10:43:42,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:42,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2742 states to 1375 states and 2742 transitions. [2018-10-04 10:43:42,694 INFO L276 IsEmpty]: Start isEmpty. Operand 1375 states and 2742 transitions. [2018-10-04 10:43:42,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:42,694 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:42,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:42,698 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:42,716 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 10:43:42,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:42,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2744 states to 1376 states and 2744 transitions. [2018-10-04 10:43:42,790 INFO L276 IsEmpty]: Start isEmpty. Operand 1376 states and 2744 transitions. [2018-10-04 10:43:42,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:42,791 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:42,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:42,797 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:42,817 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 10:43:42,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:42,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2746 states to 1377 states and 2746 transitions. [2018-10-04 10:43:42,887 INFO L276 IsEmpty]: Start isEmpty. Operand 1377 states and 2746 transitions. [2018-10-04 10:43:42,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:42,887 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:42,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:42,891 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:42,908 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 10:43:42,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:42,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2748 states to 1378 states and 2748 transitions. [2018-10-04 10:43:42,981 INFO L276 IsEmpty]: Start isEmpty. Operand 1378 states and 2748 transitions. [2018-10-04 10:43:42,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:42,982 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:42,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:42,987 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:43,001 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 10:43:43,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:43,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2750 states to 1379 states and 2750 transitions. [2018-10-04 10:43:43,079 INFO L276 IsEmpty]: Start isEmpty. Operand 1379 states and 2750 transitions. [2018-10-04 10:43:43,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:43,079 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:43,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:43,084 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:43,103 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 10:43:43,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:43,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2752 states to 1380 states and 2752 transitions. [2018-10-04 10:43:43,177 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 2752 transitions. [2018-10-04 10:43:43,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:43,177 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:43,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:43,185 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:43,201 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 10:43:43,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:43,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2754 states to 1381 states and 2754 transitions. [2018-10-04 10:43:43,275 INFO L276 IsEmpty]: Start isEmpty. Operand 1381 states and 2754 transitions. [2018-10-04 10:43:43,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:43,275 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:43,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:43,282 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:43,300 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 10:43:43,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:43,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2756 states to 1382 states and 2756 transitions. [2018-10-04 10:43:43,368 INFO L276 IsEmpty]: Start isEmpty. Operand 1382 states and 2756 transitions. [2018-10-04 10:43:43,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:43,369 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:43,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:43,374 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:43,394 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 10:43:43,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:43,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2758 states to 1383 states and 2758 transitions. [2018-10-04 10:43:43,462 INFO L276 IsEmpty]: Start isEmpty. Operand 1383 states and 2758 transitions. [2018-10-04 10:43:43,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:43,463 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:43,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:43,467 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:43,481 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 10:43:43,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:43,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2760 states to 1384 states and 2760 transitions. [2018-10-04 10:43:43,561 INFO L276 IsEmpty]: Start isEmpty. Operand 1384 states and 2760 transitions. [2018-10-04 10:43:43,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:43,562 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:43,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:43,571 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:43,592 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 10:43:43,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:43,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2762 states to 1385 states and 2762 transitions. [2018-10-04 10:43:43,668 INFO L276 IsEmpty]: Start isEmpty. Operand 1385 states and 2762 transitions. [2018-10-04 10:43:43,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:43,669 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:43,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:43,675 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:43,689 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 10:43:43,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:43,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2764 states to 1386 states and 2764 transitions. [2018-10-04 10:43:43,764 INFO L276 IsEmpty]: Start isEmpty. Operand 1386 states and 2764 transitions. [2018-10-04 10:43:43,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:43,765 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:43,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:43,769 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:43,789 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 10:43:43,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:43,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2766 states to 1387 states and 2766 transitions. [2018-10-04 10:43:43,857 INFO L276 IsEmpty]: Start isEmpty. Operand 1387 states and 2766 transitions. [2018-10-04 10:43:43,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:43,858 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:43,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:43,864 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:43,880 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 10:43:43,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:43,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2768 states to 1388 states and 2768 transitions. [2018-10-04 10:43:43,955 INFO L276 IsEmpty]: Start isEmpty. Operand 1388 states and 2768 transitions. [2018-10-04 10:43:43,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:43,956 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:43,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:43,960 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:43,974 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 10:43:44,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:44,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2770 states to 1389 states and 2770 transitions. [2018-10-04 10:43:44,052 INFO L276 IsEmpty]: Start isEmpty. Operand 1389 states and 2770 transitions. [2018-10-04 10:43:44,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:44,053 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:44,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:44,058 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:44,073 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 10:43:44,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:44,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2772 states to 1390 states and 2772 transitions. [2018-10-04 10:43:44,154 INFO L276 IsEmpty]: Start isEmpty. Operand 1390 states and 2772 transitions. [2018-10-04 10:43:44,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:44,155 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:44,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:44,160 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:44,175 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 10:43:44,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:44,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2774 states to 1391 states and 2774 transitions. [2018-10-04 10:43:44,254 INFO L276 IsEmpty]: Start isEmpty. Operand 1391 states and 2774 transitions. [2018-10-04 10:43:44,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:44,255 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:44,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:44,263 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:44,279 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 10:43:44,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:44,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2776 states to 1392 states and 2776 transitions. [2018-10-04 10:43:44,348 INFO L276 IsEmpty]: Start isEmpty. Operand 1392 states and 2776 transitions. [2018-10-04 10:43:44,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:44,349 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:44,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:44,353 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:44,371 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 10:43:44,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:44,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2778 states to 1393 states and 2778 transitions. [2018-10-04 10:43:44,444 INFO L276 IsEmpty]: Start isEmpty. Operand 1393 states and 2778 transitions. [2018-10-04 10:43:44,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:44,444 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:44,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:44,451 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:44,468 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 10:43:44,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:44,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2780 states to 1394 states and 2780 transitions. [2018-10-04 10:43:44,537 INFO L276 IsEmpty]: Start isEmpty. Operand 1394 states and 2780 transitions. [2018-10-04 10:43:44,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:44,538 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:44,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:44,545 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:44,563 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 10:43:44,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:44,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2782 states to 1395 states and 2782 transitions. [2018-10-04 10:43:44,637 INFO L276 IsEmpty]: Start isEmpty. Operand 1395 states and 2782 transitions. [2018-10-04 10:43:44,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:44,637 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:44,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:44,645 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:44,663 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 10:43:44,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:44,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2784 states to 1396 states and 2784 transitions. [2018-10-04 10:43:44,733 INFO L276 IsEmpty]: Start isEmpty. Operand 1396 states and 2784 transitions. [2018-10-04 10:43:44,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:44,734 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:44,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:44,741 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:44,755 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 10:43:44,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:44,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2786 states to 1397 states and 2786 transitions. [2018-10-04 10:43:44,834 INFO L276 IsEmpty]: Start isEmpty. Operand 1397 states and 2786 transitions. [2018-10-04 10:43:44,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:44,834 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:44,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:44,841 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:44,854 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 10:43:44,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:44,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2788 states to 1398 states and 2788 transitions. [2018-10-04 10:43:44,958 INFO L276 IsEmpty]: Start isEmpty. Operand 1398 states and 2788 transitions. [2018-10-04 10:43:44,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:44,959 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:44,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:44,963 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:44,982 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 10:43:45,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:45,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2790 states to 1399 states and 2790 transitions. [2018-10-04 10:43:45,083 INFO L276 IsEmpty]: Start isEmpty. Operand 1399 states and 2790 transitions. [2018-10-04 10:43:45,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:45,083 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:45,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:45,088 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:45,101 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:43:45,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:45,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2792 states to 1400 states and 2792 transitions. [2018-10-04 10:43:45,206 INFO L276 IsEmpty]: Start isEmpty. Operand 1400 states and 2792 transitions. [2018-10-04 10:43:45,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:45,207 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:45,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:45,211 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:45,226 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 10:43:45,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:45,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2794 states to 1401 states and 2794 transitions. [2018-10-04 10:43:45,316 INFO L276 IsEmpty]: Start isEmpty. Operand 1401 states and 2794 transitions. [2018-10-04 10:43:45,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:45,317 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:45,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:45,324 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:45,337 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 10:43:45,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:45,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2796 states to 1402 states and 2796 transitions. [2018-10-04 10:43:45,410 INFO L276 IsEmpty]: Start isEmpty. Operand 1402 states and 2796 transitions. [2018-10-04 10:43:45,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:45,411 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:45,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:45,415 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:45,431 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 10:43:45,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:45,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2798 states to 1403 states and 2798 transitions. [2018-10-04 10:43:45,506 INFO L276 IsEmpty]: Start isEmpty. Operand 1403 states and 2798 transitions. [2018-10-04 10:43:45,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:45,506 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:45,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:45,512 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:45,530 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:43:45,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:45,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2800 states to 1404 states and 2800 transitions. [2018-10-04 10:43:45,602 INFO L276 IsEmpty]: Start isEmpty. Operand 1404 states and 2800 transitions. [2018-10-04 10:43:45,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:45,603 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:45,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:45,607 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:45,626 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 10:43:45,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:45,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2802 states to 1405 states and 2802 transitions. [2018-10-04 10:43:45,700 INFO L276 IsEmpty]: Start isEmpty. Operand 1405 states and 2802 transitions. [2018-10-04 10:43:45,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:45,701 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:45,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:45,705 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:45,725 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 10:43:45,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:45,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2804 states to 1406 states and 2804 transitions. [2018-10-04 10:43:45,794 INFO L276 IsEmpty]: Start isEmpty. Operand 1406 states and 2804 transitions. [2018-10-04 10:43:45,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:45,794 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:45,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:45,799 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:45,817 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 10:43:45,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:45,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2806 states to 1407 states and 2806 transitions. [2018-10-04 10:43:45,891 INFO L276 IsEmpty]: Start isEmpty. Operand 1407 states and 2806 transitions. [2018-10-04 10:43:45,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:45,892 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:45,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:45,898 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:45,915 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:43:45,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:45,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2808 states to 1408 states and 2808 transitions. [2018-10-04 10:43:45,985 INFO L276 IsEmpty]: Start isEmpty. Operand 1408 states and 2808 transitions. [2018-10-04 10:43:45,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:45,986 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:45,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:45,991 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:46,007 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:43:46,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:46,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2810 states to 1409 states and 2810 transitions. [2018-10-04 10:43:46,079 INFO L276 IsEmpty]: Start isEmpty. Operand 1409 states and 2810 transitions. [2018-10-04 10:43:46,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:46,080 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:46,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:46,085 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:46,101 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:43:46,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:46,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2812 states to 1410 states and 2812 transitions. [2018-10-04 10:43:46,175 INFO L276 IsEmpty]: Start isEmpty. Operand 1410 states and 2812 transitions. [2018-10-04 10:43:46,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:46,176 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:46,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:46,181 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:46,196 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 10:43:46,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:46,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2814 states to 1411 states and 2814 transitions. [2018-10-04 10:43:46,270 INFO L276 IsEmpty]: Start isEmpty. Operand 1411 states and 2814 transitions. [2018-10-04 10:43:46,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:46,271 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:46,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:46,275 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:46,292 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 10:43:46,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:46,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2816 states to 1412 states and 2816 transitions. [2018-10-04 10:43:46,366 INFO L276 IsEmpty]: Start isEmpty. Operand 1412 states and 2816 transitions. [2018-10-04 10:43:46,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:46,367 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:46,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:46,375 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:46,391 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 10:43:46,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:46,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2818 states to 1413 states and 2818 transitions. [2018-10-04 10:43:46,464 INFO L276 IsEmpty]: Start isEmpty. Operand 1413 states and 2818 transitions. [2018-10-04 10:43:46,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:46,464 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:46,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:46,470 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:46,488 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 10:43:46,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:46,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2820 states to 1414 states and 2820 transitions. [2018-10-04 10:43:46,565 INFO L276 IsEmpty]: Start isEmpty. Operand 1414 states and 2820 transitions. [2018-10-04 10:43:46,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:46,566 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:46,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:46,572 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:46,586 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 10:43:46,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:46,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2822 states to 1415 states and 2822 transitions. [2018-10-04 10:43:46,663 INFO L276 IsEmpty]: Start isEmpty. Operand 1415 states and 2822 transitions. [2018-10-04 10:43:46,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:46,664 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:46,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:46,668 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:46,684 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 10:43:46,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:46,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2824 states to 1416 states and 2824 transitions. [2018-10-04 10:43:46,763 INFO L276 IsEmpty]: Start isEmpty. Operand 1416 states and 2824 transitions. [2018-10-04 10:43:46,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:46,764 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:46,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:46,770 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:46,788 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 10:43:46,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:46,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2826 states to 1417 states and 2826 transitions. [2018-10-04 10:43:46,861 INFO L276 IsEmpty]: Start isEmpty. Operand 1417 states and 2826 transitions. [2018-10-04 10:43:46,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:46,861 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:46,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:46,890 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:46,936 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 10:43:47,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:47,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2828 states to 1418 states and 2828 transitions. [2018-10-04 10:43:47,006 INFO L276 IsEmpty]: Start isEmpty. Operand 1418 states and 2828 transitions. [2018-10-04 10:43:47,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:47,007 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:47,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:47,011 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:47,025 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 10:43:47,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:47,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2830 states to 1419 states and 2830 transitions. [2018-10-04 10:43:47,098 INFO L276 IsEmpty]: Start isEmpty. Operand 1419 states and 2830 transitions. [2018-10-04 10:43:47,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:47,098 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:47,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:47,104 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:47,120 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 10:43:47,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:47,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2832 states to 1420 states and 2832 transitions. [2018-10-04 10:43:47,195 INFO L276 IsEmpty]: Start isEmpty. Operand 1420 states and 2832 transitions. [2018-10-04 10:43:47,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:47,196 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:47,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:47,202 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:47,221 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 10:43:47,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:47,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2834 states to 1421 states and 2834 transitions. [2018-10-04 10:43:47,294 INFO L276 IsEmpty]: Start isEmpty. Operand 1421 states and 2834 transitions. [2018-10-04 10:43:47,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:47,295 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:47,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:47,300 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:47,316 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 10:43:47,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:47,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2836 states to 1422 states and 2836 transitions. [2018-10-04 10:43:47,390 INFO L276 IsEmpty]: Start isEmpty. Operand 1422 states and 2836 transitions. [2018-10-04 10:43:47,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:47,391 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:47,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:47,398 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:47,419 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 10:43:47,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:47,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2838 states to 1423 states and 2838 transitions. [2018-10-04 10:43:47,488 INFO L276 IsEmpty]: Start isEmpty. Operand 1423 states and 2838 transitions. [2018-10-04 10:43:47,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:47,489 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:47,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:47,495 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:47,509 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:43:47,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:47,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2840 states to 1424 states and 2840 transitions. [2018-10-04 10:43:47,584 INFO L276 IsEmpty]: Start isEmpty. Operand 1424 states and 2840 transitions. [2018-10-04 10:43:47,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:47,585 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:47,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:47,589 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:47,604 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 10:43:47,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:47,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2842 states to 1425 states and 2842 transitions. [2018-10-04 10:43:47,681 INFO L276 IsEmpty]: Start isEmpty. Operand 1425 states and 2842 transitions. [2018-10-04 10:43:47,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:47,681 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:47,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:47,687 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:47,706 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 10:43:47,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:47,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2844 states to 1426 states and 2844 transitions. [2018-10-04 10:43:47,778 INFO L276 IsEmpty]: Start isEmpty. Operand 1426 states and 2844 transitions. [2018-10-04 10:43:47,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:47,779 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:47,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:47,784 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:47,803 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 10:43:47,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:47,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2846 states to 1427 states and 2846 transitions. [2018-10-04 10:43:47,878 INFO L276 IsEmpty]: Start isEmpty. Operand 1427 states and 2846 transitions. [2018-10-04 10:43:47,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:47,878 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:47,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:47,884 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:47,900 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 10:43:47,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:47,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2848 states to 1428 states and 2848 transitions. [2018-10-04 10:43:47,975 INFO L276 IsEmpty]: Start isEmpty. Operand 1428 states and 2848 transitions. [2018-10-04 10:43:47,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:47,976 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:47,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:47,983 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:48,000 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 10:43:48,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:48,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2850 states to 1429 states and 2850 transitions. [2018-10-04 10:43:48,075 INFO L276 IsEmpty]: Start isEmpty. Operand 1429 states and 2850 transitions. [2018-10-04 10:43:48,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:48,076 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:48,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:48,083 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:48,101 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:43:48,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:48,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2852 states to 1430 states and 2852 transitions. [2018-10-04 10:43:48,173 INFO L276 IsEmpty]: Start isEmpty. Operand 1430 states and 2852 transitions. [2018-10-04 10:43:48,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:48,174 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:48,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:48,178 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:48,193 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 10:43:48,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:48,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2854 states to 1431 states and 2854 transitions. [2018-10-04 10:43:48,279 INFO L276 IsEmpty]: Start isEmpty. Operand 1431 states and 2854 transitions. [2018-10-04 10:43:48,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:48,280 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:48,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:48,287 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:48,305 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 10:43:48,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:48,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2856 states to 1432 states and 2856 transitions. [2018-10-04 10:43:48,381 INFO L276 IsEmpty]: Start isEmpty. Operand 1432 states and 2856 transitions. [2018-10-04 10:43:48,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:48,382 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:48,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:48,386 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:48,403 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 10:43:48,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:48,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2858 states to 1433 states and 2858 transitions. [2018-10-04 10:43:48,479 INFO L276 IsEmpty]: Start isEmpty. Operand 1433 states and 2858 transitions. [2018-10-04 10:43:48,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:48,480 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:48,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:48,487 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:48,502 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:43:48,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:48,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2860 states to 1434 states and 2860 transitions. [2018-10-04 10:43:48,575 INFO L276 IsEmpty]: Start isEmpty. Operand 1434 states and 2860 transitions. [2018-10-04 10:43:48,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:48,575 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:48,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:48,580 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:48,597 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 10:43:48,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:48,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2862 states to 1435 states and 2862 transitions. [2018-10-04 10:43:48,672 INFO L276 IsEmpty]: Start isEmpty. Operand 1435 states and 2862 transitions. [2018-10-04 10:43:48,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:48,673 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:48,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:48,677 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:48,695 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 10:43:48,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:48,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2864 states to 1436 states and 2864 transitions. [2018-10-04 10:43:48,772 INFO L276 IsEmpty]: Start isEmpty. Operand 1436 states and 2864 transitions. [2018-10-04 10:43:48,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:48,772 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:48,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:48,778 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:48,796 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 10:43:48,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:48,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2866 states to 1437 states and 2866 transitions. [2018-10-04 10:43:48,869 INFO L276 IsEmpty]: Start isEmpty. Operand 1437 states and 2866 transitions. [2018-10-04 10:43:48,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:48,870 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:48,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:48,873 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:48,890 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 10:43:48,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:48,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2868 states to 1438 states and 2868 transitions. [2018-10-04 10:43:48,968 INFO L276 IsEmpty]: Start isEmpty. Operand 1438 states and 2868 transitions. [2018-10-04 10:43:48,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:48,968 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:48,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:48,976 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:48,994 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 10:43:49,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:49,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2870 states to 1439 states and 2870 transitions. [2018-10-04 10:43:49,074 INFO L276 IsEmpty]: Start isEmpty. Operand 1439 states and 2870 transitions. [2018-10-04 10:43:49,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:49,075 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:49,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:49,081 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:49,100 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 10:43:49,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:49,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2872 states to 1440 states and 2872 transitions. [2018-10-04 10:43:49,169 INFO L276 IsEmpty]: Start isEmpty. Operand 1440 states and 2872 transitions. [2018-10-04 10:43:49,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:49,170 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:49,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:49,175 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:49,192 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 10:43:49,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:49,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2874 states to 1441 states and 2874 transitions. [2018-10-04 10:43:49,266 INFO L276 IsEmpty]: Start isEmpty. Operand 1441 states and 2874 transitions. [2018-10-04 10:43:49,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:49,266 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:49,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:49,272 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:49,287 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 10:43:49,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:49,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2876 states to 1442 states and 2876 transitions. [2018-10-04 10:43:49,365 INFO L276 IsEmpty]: Start isEmpty. Operand 1442 states and 2876 transitions. [2018-10-04 10:43:49,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:49,366 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:49,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:49,372 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:49,389 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 10:43:49,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:49,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2878 states to 1443 states and 2878 transitions. [2018-10-04 10:43:49,463 INFO L276 IsEmpty]: Start isEmpty. Operand 1443 states and 2878 transitions. [2018-10-04 10:43:49,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:49,463 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:49,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:49,470 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:49,489 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 10:43:49,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:49,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2880 states to 1444 states and 2880 transitions. [2018-10-04 10:43:49,562 INFO L276 IsEmpty]: Start isEmpty. Operand 1444 states and 2880 transitions. [2018-10-04 10:43:49,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:49,563 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:49,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:49,567 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:49,582 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 10:43:49,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:49,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2882 states to 1445 states and 2882 transitions. [2018-10-04 10:43:49,659 INFO L276 IsEmpty]: Start isEmpty. Operand 1445 states and 2882 transitions. [2018-10-04 10:43:49,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:49,660 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:49,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:49,665 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:49,682 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 10:43:49,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:49,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2884 states to 1446 states and 2884 transitions. [2018-10-04 10:43:49,760 INFO L276 IsEmpty]: Start isEmpty. Operand 1446 states and 2884 transitions. [2018-10-04 10:43:49,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:49,760 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:49,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:49,765 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:49,784 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 10:43:49,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:49,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2886 states to 1447 states and 2886 transitions. [2018-10-04 10:43:49,859 INFO L276 IsEmpty]: Start isEmpty. Operand 1447 states and 2886 transitions. [2018-10-04 10:43:49,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:49,860 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:49,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:49,865 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:49,883 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 10:43:49,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:49,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2888 states to 1448 states and 2888 transitions. [2018-10-04 10:43:49,959 INFO L276 IsEmpty]: Start isEmpty. Operand 1448 states and 2888 transitions. [2018-10-04 10:43:49,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:49,960 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:49,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:49,964 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:49,981 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:43:50,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:50,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2890 states to 1449 states and 2890 transitions. [2018-10-04 10:43:50,085 INFO L276 IsEmpty]: Start isEmpty. Operand 1449 states and 2890 transitions. [2018-10-04 10:43:50,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:50,085 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:50,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:50,090 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:50,102 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 10:43:50,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:50,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2892 states to 1450 states and 2892 transitions. [2018-10-04 10:43:50,203 INFO L276 IsEmpty]: Start isEmpty. Operand 1450 states and 2892 transitions. [2018-10-04 10:43:50,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:50,204 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:50,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:50,208 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:50,224 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 10:43:50,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:50,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2894 states to 1451 states and 2894 transitions. [2018-10-04 10:43:50,326 INFO L276 IsEmpty]: Start isEmpty. Operand 1451 states and 2894 transitions. [2018-10-04 10:43:50,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:50,326 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:50,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:50,334 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:50,347 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:43:50,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:50,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2896 states to 1452 states and 2896 transitions. [2018-10-04 10:43:50,425 INFO L276 IsEmpty]: Start isEmpty. Operand 1452 states and 2896 transitions. [2018-10-04 10:43:50,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:50,425 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:50,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:50,430 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:50,447 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:43:50,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:50,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2898 states to 1453 states and 2898 transitions. [2018-10-04 10:43:50,520 INFO L276 IsEmpty]: Start isEmpty. Operand 1453 states and 2898 transitions. [2018-10-04 10:43:50,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:50,521 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:50,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:50,525 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:50,544 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 10:43:50,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:50,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2900 states to 1454 states and 2900 transitions. [2018-10-04 10:43:50,619 INFO L276 IsEmpty]: Start isEmpty. Operand 1454 states and 2900 transitions. [2018-10-04 10:43:50,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:50,620 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:50,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:50,624 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:50,643 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 10:43:50,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:50,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2902 states to 1455 states and 2902 transitions. [2018-10-04 10:43:50,718 INFO L276 IsEmpty]: Start isEmpty. Operand 1455 states and 2902 transitions. [2018-10-04 10:43:50,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:50,719 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:50,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:50,724 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:50,740 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 10:43:50,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:50,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2904 states to 1456 states and 2904 transitions. [2018-10-04 10:43:50,819 INFO L276 IsEmpty]: Start isEmpty. Operand 1456 states and 2904 transitions. [2018-10-04 10:43:50,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:50,820 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:50,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:50,825 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:50,840 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 10:43:50,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:50,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2906 states to 1457 states and 2906 transitions. [2018-10-04 10:43:50,916 INFO L276 IsEmpty]: Start isEmpty. Operand 1457 states and 2906 transitions. [2018-10-04 10:43:50,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:50,916 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:50,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:50,922 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:50,937 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 10:43:51,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:51,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2908 states to 1458 states and 2908 transitions. [2018-10-04 10:43:51,014 INFO L276 IsEmpty]: Start isEmpty. Operand 1458 states and 2908 transitions. [2018-10-04 10:43:51,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:51,015 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:51,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:51,022 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:51,038 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 10:43:51,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:51,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2910 states to 1459 states and 2910 transitions. [2018-10-04 10:43:51,114 INFO L276 IsEmpty]: Start isEmpty. Operand 1459 states and 2910 transitions. [2018-10-04 10:43:51,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:51,115 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:51,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:51,128 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:51,144 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 10:43:51,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:51,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2912 states to 1460 states and 2912 transitions. [2018-10-04 10:43:51,217 INFO L276 IsEmpty]: Start isEmpty. Operand 1460 states and 2912 transitions. [2018-10-04 10:43:51,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:51,217 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:51,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:51,223 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:51,243 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 10:43:51,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:51,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2914 states to 1461 states and 2914 transitions. [2018-10-04 10:43:51,317 INFO L276 IsEmpty]: Start isEmpty. Operand 1461 states and 2914 transitions. [2018-10-04 10:43:51,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:51,318 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:51,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:51,323 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:51,339 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 10:43:51,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:51,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2916 states to 1462 states and 2916 transitions. [2018-10-04 10:43:51,413 INFO L276 IsEmpty]: Start isEmpty. Operand 1462 states and 2916 transitions. [2018-10-04 10:43:51,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:51,414 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:51,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:51,417 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:51,433 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 10:43:51,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:51,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2918 states to 1463 states and 2918 transitions. [2018-10-04 10:43:51,510 INFO L276 IsEmpty]: Start isEmpty. Operand 1463 states and 2918 transitions. [2018-10-04 10:43:51,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:51,510 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:51,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:51,517 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:51,532 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 10:43:51,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:51,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2920 states to 1464 states and 2920 transitions. [2018-10-04 10:43:51,607 INFO L276 IsEmpty]: Start isEmpty. Operand 1464 states and 2920 transitions. [2018-10-04 10:43:51,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:51,608 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:51,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:51,614 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:51,630 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 10:43:51,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:51,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2922 states to 1465 states and 2922 transitions. [2018-10-04 10:43:51,703 INFO L276 IsEmpty]: Start isEmpty. Operand 1465 states and 2922 transitions. [2018-10-04 10:43:51,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:51,703 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:51,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:51,708 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:51,724 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 10:43:51,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:51,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2924 states to 1466 states and 2924 transitions. [2018-10-04 10:43:51,799 INFO L276 IsEmpty]: Start isEmpty. Operand 1466 states and 2924 transitions. [2018-10-04 10:43:51,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:51,799 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:51,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:51,803 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:51,819 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 10:43:51,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:51,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2926 states to 1467 states and 2926 transitions. [2018-10-04 10:43:51,902 INFO L276 IsEmpty]: Start isEmpty. Operand 1467 states and 2926 transitions. [2018-10-04 10:43:51,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:51,903 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:51,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:51,909 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:51,927 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 10:43:52,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:52,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2928 states to 1468 states and 2928 transitions. [2018-10-04 10:43:52,001 INFO L276 IsEmpty]: Start isEmpty. Operand 1468 states and 2928 transitions. [2018-10-04 10:43:52,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:52,002 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:52,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:52,008 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:52,022 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 10:43:52,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:52,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2930 states to 1469 states and 2930 transitions. [2018-10-04 10:43:52,104 INFO L276 IsEmpty]: Start isEmpty. Operand 1469 states and 2930 transitions. [2018-10-04 10:43:52,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:52,104 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:52,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:52,111 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:52,128 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 10:43:52,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:52,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2932 states to 1470 states and 2932 transitions. [2018-10-04 10:43:52,201 INFO L276 IsEmpty]: Start isEmpty. Operand 1470 states and 2932 transitions. [2018-10-04 10:43:52,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:52,202 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:52,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:52,209 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:52,227 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 10:43:52,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:52,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2934 states to 1471 states and 2934 transitions. [2018-10-04 10:43:52,301 INFO L276 IsEmpty]: Start isEmpty. Operand 1471 states and 2934 transitions. [2018-10-04 10:43:52,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:52,302 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:52,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:52,307 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:52,323 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 10:43:52,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:52,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2936 states to 1472 states and 2936 transitions. [2018-10-04 10:43:52,397 INFO L276 IsEmpty]: Start isEmpty. Operand 1472 states and 2936 transitions. [2018-10-04 10:43:52,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:52,397 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:52,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:52,401 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:52,420 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 10:43:52,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:52,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2938 states to 1473 states and 2938 transitions. [2018-10-04 10:43:52,495 INFO L276 IsEmpty]: Start isEmpty. Operand 1473 states and 2938 transitions. [2018-10-04 10:43:52,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:52,495 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:52,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:52,499 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:52,519 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 10:43:52,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:52,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2940 states to 1474 states and 2940 transitions. [2018-10-04 10:43:52,594 INFO L276 IsEmpty]: Start isEmpty. Operand 1474 states and 2940 transitions. [2018-10-04 10:43:52,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:52,595 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:52,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:52,600 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:52,615 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 10:43:52,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:52,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2942 states to 1475 states and 2942 transitions. [2018-10-04 10:43:52,694 INFO L276 IsEmpty]: Start isEmpty. Operand 1475 states and 2942 transitions. [2018-10-04 10:43:52,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:52,694 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:52,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:52,701 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:52,717 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 10:43:52,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:52,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2944 states to 1476 states and 2944 transitions. [2018-10-04 10:43:52,795 INFO L276 IsEmpty]: Start isEmpty. Operand 1476 states and 2944 transitions. [2018-10-04 10:43:52,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:52,796 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:52,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:52,800 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:52,815 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 10:43:52,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:52,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2946 states to 1477 states and 2946 transitions. [2018-10-04 10:43:52,894 INFO L276 IsEmpty]: Start isEmpty. Operand 1477 states and 2946 transitions. [2018-10-04 10:43:52,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:52,894 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:52,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:52,899 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:52,915 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:43:52,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:52,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2948 states to 1478 states and 2948 transitions. [2018-10-04 10:43:52,994 INFO L276 IsEmpty]: Start isEmpty. Operand 1478 states and 2948 transitions. [2018-10-04 10:43:52,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:52,995 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:53,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:53,000 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:53,018 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 10:43:53,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:53,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2950 states to 1479 states and 2950 transitions. [2018-10-04 10:43:53,095 INFO L276 IsEmpty]: Start isEmpty. Operand 1479 states and 2950 transitions. [2018-10-04 10:43:53,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:53,095 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:53,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:53,101 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:53,118 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 10:43:53,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:53,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2952 states to 1480 states and 2952 transitions. [2018-10-04 10:43:53,191 INFO L276 IsEmpty]: Start isEmpty. Operand 1480 states and 2952 transitions. [2018-10-04 10:43:53,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:53,192 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:53,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:53,197 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:53,211 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 10:43:53,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:53,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2954 states to 1481 states and 2954 transitions. [2018-10-04 10:43:53,289 INFO L276 IsEmpty]: Start isEmpty. Operand 1481 states and 2954 transitions. [2018-10-04 10:43:53,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:53,289 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:53,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:53,295 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:53,311 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 10:43:53,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:53,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2956 states to 1482 states and 2956 transitions. [2018-10-04 10:43:53,388 INFO L276 IsEmpty]: Start isEmpty. Operand 1482 states and 2956 transitions. [2018-10-04 10:43:53,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:53,388 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:53,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:53,392 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:53,408 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 10:43:53,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:53,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2958 states to 1483 states and 2958 transitions. [2018-10-04 10:43:53,486 INFO L276 IsEmpty]: Start isEmpty. Operand 1483 states and 2958 transitions. [2018-10-04 10:43:53,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:53,487 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:53,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:53,493 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:53,508 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:43:53,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:53,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2960 states to 1484 states and 2960 transitions. [2018-10-04 10:43:53,588 INFO L276 IsEmpty]: Start isEmpty. Operand 1484 states and 2960 transitions. [2018-10-04 10:43:53,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:53,588 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:53,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:53,594 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:53,608 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:43:53,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:53,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2962 states to 1485 states and 2962 transitions. [2018-10-04 10:43:53,688 INFO L276 IsEmpty]: Start isEmpty. Operand 1485 states and 2962 transitions. [2018-10-04 10:43:53,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:53,689 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:53,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:53,695 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:53,712 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 10:43:53,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:53,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2964 states to 1486 states and 2964 transitions. [2018-10-04 10:43:53,789 INFO L276 IsEmpty]: Start isEmpty. Operand 1486 states and 2964 transitions. [2018-10-04 10:43:53,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:53,789 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:53,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:53,795 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:53,809 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 10:43:53,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:53,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2966 states to 1487 states and 2966 transitions. [2018-10-04 10:43:53,893 INFO L276 IsEmpty]: Start isEmpty. Operand 1487 states and 2966 transitions. [2018-10-04 10:43:53,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:53,893 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:53,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:53,899 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:53,915 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:43:53,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:53,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2968 states to 1488 states and 2968 transitions. [2018-10-04 10:43:53,994 INFO L276 IsEmpty]: Start isEmpty. Operand 1488 states and 2968 transitions. [2018-10-04 10:43:53,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:53,994 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:53,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:53,999 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:54,017 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 10:43:54,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:54,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2970 states to 1489 states and 2970 transitions. [2018-10-04 10:43:54,101 INFO L276 IsEmpty]: Start isEmpty. Operand 1489 states and 2970 transitions. [2018-10-04 10:43:54,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:54,102 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:54,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:54,108 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:54,126 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 10:43:54,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:54,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2972 states to 1490 states and 2972 transitions. [2018-10-04 10:43:54,200 INFO L276 IsEmpty]: Start isEmpty. Operand 1490 states and 2972 transitions. [2018-10-04 10:43:54,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:54,201 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:54,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:54,205 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:54,222 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 10:43:54,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:54,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2974 states to 1491 states and 2974 transitions. [2018-10-04 10:43:54,300 INFO L276 IsEmpty]: Start isEmpty. Operand 1491 states and 2974 transitions. [2018-10-04 10:43:54,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:54,301 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:54,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:54,307 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:54,326 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 10:43:54,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:54,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2976 states to 1492 states and 2976 transitions. [2018-10-04 10:43:54,400 INFO L276 IsEmpty]: Start isEmpty. Operand 1492 states and 2976 transitions. [2018-10-04 10:43:54,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:54,400 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:54,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:54,405 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:54,422 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:43:54,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:54,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2978 states to 1493 states and 2978 transitions. [2018-10-04 10:43:54,495 INFO L276 IsEmpty]: Start isEmpty. Operand 1493 states and 2978 transitions. [2018-10-04 10:43:54,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:54,496 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:54,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:54,500 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:54,519 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 10:43:54,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:54,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2980 states to 1494 states and 2980 transitions. [2018-10-04 10:43:54,593 INFO L276 IsEmpty]: Start isEmpty. Operand 1494 states and 2980 transitions. [2018-10-04 10:43:54,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:54,593 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:54,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:54,598 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:54,615 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 10:43:54,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:54,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2982 states to 1495 states and 2982 transitions. [2018-10-04 10:43:54,693 INFO L276 IsEmpty]: Start isEmpty. Operand 1495 states and 2982 transitions. [2018-10-04 10:43:54,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:54,694 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:54,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:54,699 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:54,716 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 10:43:54,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:54,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2984 states to 1496 states and 2984 transitions. [2018-10-04 10:43:54,793 INFO L276 IsEmpty]: Start isEmpty. Operand 1496 states and 2984 transitions. [2018-10-04 10:43:54,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:54,793 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:54,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:54,799 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:54,818 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 10:43:54,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:54,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2986 states to 1497 states and 2986 transitions. [2018-10-04 10:43:54,890 INFO L276 IsEmpty]: Start isEmpty. Operand 1497 states and 2986 transitions. [2018-10-04 10:43:54,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:54,891 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:54,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:54,895 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:54,914 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 10:43:54,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:54,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2988 states to 1498 states and 2988 transitions. [2018-10-04 10:43:54,989 INFO L276 IsEmpty]: Start isEmpty. Operand 1498 states and 2988 transitions. [2018-10-04 10:43:54,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:54,990 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:54,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:54,997 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:55,015 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 10:43:55,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:55,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2990 states to 1499 states and 2990 transitions. [2018-10-04 10:43:55,104 INFO L276 IsEmpty]: Start isEmpty. Operand 1499 states and 2990 transitions. [2018-10-04 10:43:55,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:55,105 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:55,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:55,112 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:55,127 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 10:43:55,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:55,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2992 states to 1500 states and 2992 transitions. [2018-10-04 10:43:55,233 INFO L276 IsEmpty]: Start isEmpty. Operand 1500 states and 2992 transitions. [2018-10-04 10:43:55,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:55,234 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:55,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:55,238 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:55,257 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 10:43:55,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:55,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2994 states to 1501 states and 2994 transitions. [2018-10-04 10:43:55,367 INFO L276 IsEmpty]: Start isEmpty. Operand 1501 states and 2994 transitions. [2018-10-04 10:43:55,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:55,368 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:55,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:55,372 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:55,388 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 10:43:55,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:55,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2996 states to 1502 states and 2996 transitions. [2018-10-04 10:43:55,467 INFO L276 IsEmpty]: Start isEmpty. Operand 1502 states and 2996 transitions. [2018-10-04 10:43:55,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:55,468 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:55,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:55,475 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:55,506 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 10:43:55,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:55,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2998 states to 1503 states and 2998 transitions. [2018-10-04 10:43:55,821 INFO L276 IsEmpty]: Start isEmpty. Operand 1503 states and 2998 transitions. [2018-10-04 10:43:55,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:55,821 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:55,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:55,826 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:55,840 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 10:43:55,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:55,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3000 states to 1504 states and 3000 transitions. [2018-10-04 10:43:55,915 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 3000 transitions. [2018-10-04 10:43:55,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:55,916 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:55,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:55,923 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:55,940 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 10:43:56,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:56,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3002 states to 1505 states and 3002 transitions. [2018-10-04 10:43:56,012 INFO L276 IsEmpty]: Start isEmpty. Operand 1505 states and 3002 transitions. [2018-10-04 10:43:56,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:56,013 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:56,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:56,019 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:56,036 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 10:43:56,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:56,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3004 states to 1506 states and 3004 transitions. [2018-10-04 10:43:56,111 INFO L276 IsEmpty]: Start isEmpty. Operand 1506 states and 3004 transitions. [2018-10-04 10:43:56,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:56,112 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:56,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:56,119 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:56,138 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 10:43:56,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:56,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3006 states to 1507 states and 3006 transitions. [2018-10-04 10:43:56,213 INFO L276 IsEmpty]: Start isEmpty. Operand 1507 states and 3006 transitions. [2018-10-04 10:43:56,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:56,214 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:56,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:56,221 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:56,239 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 10:43:56,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:56,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3008 states to 1508 states and 3008 transitions. [2018-10-04 10:43:56,313 INFO L276 IsEmpty]: Start isEmpty. Operand 1508 states and 3008 transitions. [2018-10-04 10:43:56,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:56,314 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:56,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:56,318 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:56,336 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 10:43:56,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:56,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3010 states to 1509 states and 3010 transitions. [2018-10-04 10:43:56,413 INFO L276 IsEmpty]: Start isEmpty. Operand 1509 states and 3010 transitions. [2018-10-04 10:43:56,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:56,413 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:56,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:56,421 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:56,438 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 10:43:56,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:56,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3012 states to 1510 states and 3012 transitions. [2018-10-04 10:43:56,511 INFO L276 IsEmpty]: Start isEmpty. Operand 1510 states and 3012 transitions. [2018-10-04 10:43:56,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:56,511 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:56,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:56,517 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:56,536 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 10:43:56,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:56,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3014 states to 1511 states and 3014 transitions. [2018-10-04 10:43:56,606 INFO L276 IsEmpty]: Start isEmpty. Operand 1511 states and 3014 transitions. [2018-10-04 10:43:56,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:56,607 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:56,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:56,612 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:56,631 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 10:43:56,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:56,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3016 states to 1512 states and 3016 transitions. [2018-10-04 10:43:56,710 INFO L276 IsEmpty]: Start isEmpty. Operand 1512 states and 3016 transitions. [2018-10-04 10:43:56,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:56,711 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:56,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:56,715 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:56,730 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 10:43:56,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:56,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3018 states to 1513 states and 3018 transitions. [2018-10-04 10:43:56,812 INFO L276 IsEmpty]: Start isEmpty. Operand 1513 states and 3018 transitions. [2018-10-04 10:43:56,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:56,812 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:56,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:56,820 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:56,836 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 10:43:56,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:56,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3020 states to 1514 states and 3020 transitions. [2018-10-04 10:43:56,909 INFO L276 IsEmpty]: Start isEmpty. Operand 1514 states and 3020 transitions. [2018-10-04 10:43:56,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:56,910 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:56,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:56,915 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:56,934 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 10:43:57,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:57,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3022 states to 1515 states and 3022 transitions. [2018-10-04 10:43:57,010 INFO L276 IsEmpty]: Start isEmpty. Operand 1515 states and 3022 transitions. [2018-10-04 10:43:57,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:57,011 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:57,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:57,016 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:57,033 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:43:57,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:57,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3024 states to 1516 states and 3024 transitions. [2018-10-04 10:43:57,117 INFO L276 IsEmpty]: Start isEmpty. Operand 1516 states and 3024 transitions. [2018-10-04 10:43:57,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:57,118 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:57,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:57,123 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:57,141 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:43:57,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:57,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3026 states to 1517 states and 3026 transitions. [2018-10-04 10:43:57,218 INFO L276 IsEmpty]: Start isEmpty. Operand 1517 states and 3026 transitions. [2018-10-04 10:43:57,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:57,219 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:57,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:57,223 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:57,242 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 10:43:57,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:57,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3028 states to 1518 states and 3028 transitions. [2018-10-04 10:43:57,319 INFO L276 IsEmpty]: Start isEmpty. Operand 1518 states and 3028 transitions. [2018-10-04 10:43:57,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:57,319 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:57,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:57,323 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:57,339 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 10:43:57,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:57,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3030 states to 1519 states and 3030 transitions. [2018-10-04 10:43:57,421 INFO L276 IsEmpty]: Start isEmpty. Operand 1519 states and 3030 transitions. [2018-10-04 10:43:57,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:57,422 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:57,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:57,426 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:57,444 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:43:57,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:57,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3032 states to 1520 states and 3032 transitions. [2018-10-04 10:43:57,524 INFO L276 IsEmpty]: Start isEmpty. Operand 1520 states and 3032 transitions. [2018-10-04 10:43:57,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:57,525 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:57,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:57,531 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:57,547 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 10:43:57,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:57,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3034 states to 1521 states and 3034 transitions. [2018-10-04 10:43:57,623 INFO L276 IsEmpty]: Start isEmpty. Operand 1521 states and 3034 transitions. [2018-10-04 10:43:57,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:57,624 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:57,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:57,628 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:57,644 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 10:43:57,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:57,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3036 states to 1522 states and 3036 transitions. [2018-10-04 10:43:57,728 INFO L276 IsEmpty]: Start isEmpty. Operand 1522 states and 3036 transitions. [2018-10-04 10:43:57,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:57,728 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:57,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:57,734 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:57,751 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 10:43:57,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:57,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3038 states to 1523 states and 3038 transitions. [2018-10-04 10:43:57,825 INFO L276 IsEmpty]: Start isEmpty. Operand 1523 states and 3038 transitions. [2018-10-04 10:43:57,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:57,826 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:57,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:57,832 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:57,850 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 10:43:57,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:57,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3040 states to 1524 states and 3040 transitions. [2018-10-04 10:43:57,927 INFO L276 IsEmpty]: Start isEmpty. Operand 1524 states and 3040 transitions. [2018-10-04 10:43:57,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:57,927 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:57,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:57,932 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:57,951 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 10:43:58,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:58,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3042 states to 1525 states and 3042 transitions. [2018-10-04 10:43:58,027 INFO L276 IsEmpty]: Start isEmpty. Operand 1525 states and 3042 transitions. [2018-10-04 10:43:58,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:58,028 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:58,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:58,034 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:58,050 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 10:43:58,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:58,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3044 states to 1526 states and 3044 transitions. [2018-10-04 10:43:58,127 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 3044 transitions. [2018-10-04 10:43:58,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:58,128 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:58,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:58,132 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:58,147 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 10:43:58,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:58,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3046 states to 1527 states and 3046 transitions. [2018-10-04 10:43:58,228 INFO L276 IsEmpty]: Start isEmpty. Operand 1527 states and 3046 transitions. [2018-10-04 10:43:58,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:58,229 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:58,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:58,233 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:58,249 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 10:43:58,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:58,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3048 states to 1528 states and 3048 transitions. [2018-10-04 10:43:58,333 INFO L276 IsEmpty]: Start isEmpty. Operand 1528 states and 3048 transitions. [2018-10-04 10:43:58,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:58,333 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:58,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:58,339 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:58,357 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 10:43:58,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:58,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3050 states to 1529 states and 3050 transitions. [2018-10-04 10:43:58,435 INFO L276 IsEmpty]: Start isEmpty. Operand 1529 states and 3050 transitions. [2018-10-04 10:43:58,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:58,436 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:58,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:58,442 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:58,459 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 10:43:58,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:58,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3052 states to 1530 states and 3052 transitions. [2018-10-04 10:43:58,536 INFO L276 IsEmpty]: Start isEmpty. Operand 1530 states and 3052 transitions. [2018-10-04 10:43:58,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:58,536 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:58,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:58,543 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:58,560 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 10:43:58,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:58,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3054 states to 1531 states and 3054 transitions. [2018-10-04 10:43:58,638 INFO L276 IsEmpty]: Start isEmpty. Operand 1531 states and 3054 transitions. [2018-10-04 10:43:58,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:58,639 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:58,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:58,643 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:58,664 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 10:43:58,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:58,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3056 states to 1532 states and 3056 transitions. [2018-10-04 10:43:58,742 INFO L276 IsEmpty]: Start isEmpty. Operand 1532 states and 3056 transitions. [2018-10-04 10:43:58,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:58,743 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:58,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:58,760 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:58,796 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 10:43:58,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:58,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3058 states to 1533 states and 3058 transitions. [2018-10-04 10:43:58,866 INFO L276 IsEmpty]: Start isEmpty. Operand 1533 states and 3058 transitions. [2018-10-04 10:43:58,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:58,867 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:58,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:58,872 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:58,889 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 10:43:58,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:58,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3060 states to 1534 states and 3060 transitions. [2018-10-04 10:43:58,961 INFO L276 IsEmpty]: Start isEmpty. Operand 1534 states and 3060 transitions. [2018-10-04 10:43:58,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:58,962 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:58,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:58,968 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:58,987 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 10:43:59,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:59,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3062 states to 1535 states and 3062 transitions. [2018-10-04 10:43:59,062 INFO L276 IsEmpty]: Start isEmpty. Operand 1535 states and 3062 transitions. [2018-10-04 10:43:59,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:59,063 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:59,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:59,067 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:59,084 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 10:43:59,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:59,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3064 states to 1536 states and 3064 transitions. [2018-10-04 10:43:59,163 INFO L276 IsEmpty]: Start isEmpty. Operand 1536 states and 3064 transitions. [2018-10-04 10:43:59,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:59,163 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:59,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:59,169 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:59,187 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 10:43:59,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:59,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3066 states to 1537 states and 3066 transitions. [2018-10-04 10:43:59,265 INFO L276 IsEmpty]: Start isEmpty. Operand 1537 states and 3066 transitions. [2018-10-04 10:43:59,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:59,265 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:59,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:59,272 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:59,290 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 10:43:59,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:59,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3068 states to 1538 states and 3068 transitions. [2018-10-04 10:43:59,366 INFO L276 IsEmpty]: Start isEmpty. Operand 1538 states and 3068 transitions. [2018-10-04 10:43:59,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:59,367 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:59,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:59,374 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:59,392 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 10:43:59,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:59,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3070 states to 1539 states and 3070 transitions. [2018-10-04 10:43:59,471 INFO L276 IsEmpty]: Start isEmpty. Operand 1539 states and 3070 transitions. [2018-10-04 10:43:59,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:59,471 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:59,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:59,476 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:59,495 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 10:43:59,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:59,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3072 states to 1540 states and 3072 transitions. [2018-10-04 10:43:59,571 INFO L276 IsEmpty]: Start isEmpty. Operand 1540 states and 3072 transitions. [2018-10-04 10:43:59,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:59,572 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:59,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:59,578 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:59,596 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 10:43:59,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:59,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3074 states to 1541 states and 3074 transitions. [2018-10-04 10:43:59,673 INFO L276 IsEmpty]: Start isEmpty. Operand 1541 states and 3074 transitions. [2018-10-04 10:43:59,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:59,674 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:59,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:59,678 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:59,695 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 10:43:59,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:59,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3076 states to 1542 states and 3076 transitions. [2018-10-04 10:43:59,781 INFO L276 IsEmpty]: Start isEmpty. Operand 1542 states and 3076 transitions. [2018-10-04 10:43:59,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:59,782 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:59,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:59,785 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:59,800 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 10:43:59,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:59,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3078 states to 1543 states and 3078 transitions. [2018-10-04 10:43:59,885 INFO L276 IsEmpty]: Start isEmpty. Operand 1543 states and 3078 transitions. [2018-10-04 10:43:59,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:59,886 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:43:59,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:43:59,890 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:43:59,909 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 10:43:59,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:43:59,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3080 states to 1544 states and 3080 transitions. [2018-10-04 10:43:59,990 INFO L276 IsEmpty]: Start isEmpty. Operand 1544 states and 3080 transitions. [2018-10-04 10:43:59,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:43:59,990 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:00,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:00,005 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:00,027 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 10:44:00,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:00,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3082 states to 1545 states and 3082 transitions. [2018-10-04 10:44:00,100 INFO L276 IsEmpty]: Start isEmpty. Operand 1545 states and 3082 transitions. [2018-10-04 10:44:00,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:00,101 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:00,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:00,105 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:00,121 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 10:44:00,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:00,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3084 states to 1546 states and 3084 transitions. [2018-10-04 10:44:00,204 INFO L276 IsEmpty]: Start isEmpty. Operand 1546 states and 3084 transitions. [2018-10-04 10:44:00,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:00,205 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:00,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:00,210 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:00,224 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 10:44:00,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:00,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3086 states to 1547 states and 3086 transitions. [2018-10-04 10:44:00,331 INFO L276 IsEmpty]: Start isEmpty. Operand 1547 states and 3086 transitions. [2018-10-04 10:44:00,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:00,332 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:00,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:00,336 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:00,353 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 10:44:00,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:00,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3088 states to 1548 states and 3088 transitions. [2018-10-04 10:44:00,465 INFO L276 IsEmpty]: Start isEmpty. Operand 1548 states and 3088 transitions. [2018-10-04 10:44:00,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:00,466 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:00,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:00,470 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:00,488 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 10:44:00,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:00,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3090 states to 1549 states and 3090 transitions. [2018-10-04 10:44:00,614 INFO L276 IsEmpty]: Start isEmpty. Operand 1549 states and 3090 transitions. [2018-10-04 10:44:00,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:00,615 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:00,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:00,619 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:00,633 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 10:44:00,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:00,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3092 states to 1550 states and 3092 transitions. [2018-10-04 10:44:00,712 INFO L276 IsEmpty]: Start isEmpty. Operand 1550 states and 3092 transitions. [2018-10-04 10:44:00,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:00,713 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:00,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:00,719 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:00,736 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:44:00,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:00,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3094 states to 1551 states and 3094 transitions. [2018-10-04 10:44:00,814 INFO L276 IsEmpty]: Start isEmpty. Operand 1551 states and 3094 transitions. [2018-10-04 10:44:00,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:00,815 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:00,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:00,822 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:00,840 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 10:44:00,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:00,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3096 states to 1552 states and 3096 transitions. [2018-10-04 10:44:00,918 INFO L276 IsEmpty]: Start isEmpty. Operand 1552 states and 3096 transitions. [2018-10-04 10:44:00,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:00,919 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:00,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:00,923 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:00,939 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 10:44:01,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:01,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3098 states to 1553 states and 3098 transitions. [2018-10-04 10:44:01,020 INFO L276 IsEmpty]: Start isEmpty. Operand 1553 states and 3098 transitions. [2018-10-04 10:44:01,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:01,021 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:01,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:01,025 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:01,049 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 10:44:01,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:01,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3100 states to 1554 states and 3100 transitions. [2018-10-04 10:44:01,123 INFO L276 IsEmpty]: Start isEmpty. Operand 1554 states and 3100 transitions. [2018-10-04 10:44:01,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:01,124 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:01,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:01,130 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:01,151 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 10:44:01,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:01,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3102 states to 1555 states and 3102 transitions. [2018-10-04 10:44:01,226 INFO L276 IsEmpty]: Start isEmpty. Operand 1555 states and 3102 transitions. [2018-10-04 10:44:01,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:01,226 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:01,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:01,232 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:01,251 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 10:44:01,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:01,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3104 states to 1556 states and 3104 transitions. [2018-10-04 10:44:01,328 INFO L276 IsEmpty]: Start isEmpty. Operand 1556 states and 3104 transitions. [2018-10-04 10:44:01,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:01,329 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:01,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:01,336 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:01,353 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 10:44:01,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:01,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3106 states to 1557 states and 3106 transitions. [2018-10-04 10:44:01,431 INFO L276 IsEmpty]: Start isEmpty. Operand 1557 states and 3106 transitions. [2018-10-04 10:44:01,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:01,431 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:01,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:01,436 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:01,453 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 10:44:01,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:01,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3108 states to 1558 states and 3108 transitions. [2018-10-04 10:44:01,534 INFO L276 IsEmpty]: Start isEmpty. Operand 1558 states and 3108 transitions. [2018-10-04 10:44:01,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:01,535 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:01,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:01,539 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:01,555 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 10:44:01,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:01,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3110 states to 1559 states and 3110 transitions. [2018-10-04 10:44:01,641 INFO L276 IsEmpty]: Start isEmpty. Operand 1559 states and 3110 transitions. [2018-10-04 10:44:01,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:01,642 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:01,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:01,649 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:01,666 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 10:44:01,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:01,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3112 states to 1560 states and 3112 transitions. [2018-10-04 10:44:01,747 INFO L276 IsEmpty]: Start isEmpty. Operand 1560 states and 3112 transitions. [2018-10-04 10:44:01,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:01,748 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:01,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:01,754 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:01,774 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 10:44:01,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:01,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3114 states to 1561 states and 3114 transitions. [2018-10-04 10:44:01,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1561 states and 3114 transitions. [2018-10-04 10:44:01,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:01,850 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:01,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:01,856 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:01,870 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 10:44:01,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:01,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3116 states to 1562 states and 3116 transitions. [2018-10-04 10:44:01,949 INFO L276 IsEmpty]: Start isEmpty. Operand 1562 states and 3116 transitions. [2018-10-04 10:44:01,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:01,950 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:01,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:01,955 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:01,971 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 10:44:02,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:02,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3118 states to 1563 states and 3118 transitions. [2018-10-04 10:44:02,054 INFO L276 IsEmpty]: Start isEmpty. Operand 1563 states and 3118 transitions. [2018-10-04 10:44:02,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:02,055 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:02,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:02,060 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:02,077 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 10:44:02,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:02,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3120 states to 1564 states and 3120 transitions. [2018-10-04 10:44:02,156 INFO L276 IsEmpty]: Start isEmpty. Operand 1564 states and 3120 transitions. [2018-10-04 10:44:02,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:02,157 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:02,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:02,164 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:02,181 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 10:44:02,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:02,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3122 states to 1565 states and 3122 transitions. [2018-10-04 10:44:02,259 INFO L276 IsEmpty]: Start isEmpty. Operand 1565 states and 3122 transitions. [2018-10-04 10:44:02,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:02,260 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:02,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:02,265 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:02,280 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 10:44:02,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:02,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3124 states to 1566 states and 3124 transitions. [2018-10-04 10:44:02,363 INFO L276 IsEmpty]: Start isEmpty. Operand 1566 states and 3124 transitions. [2018-10-04 10:44:02,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:02,363 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:02,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:02,368 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:02,385 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 10:44:02,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:02,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3126 states to 1567 states and 3126 transitions. [2018-10-04 10:44:02,469 INFO L276 IsEmpty]: Start isEmpty. Operand 1567 states and 3126 transitions. [2018-10-04 10:44:02,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:02,470 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:02,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:02,474 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:02,491 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 10:44:02,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:02,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3128 states to 1568 states and 3128 transitions. [2018-10-04 10:44:02,573 INFO L276 IsEmpty]: Start isEmpty. Operand 1568 states and 3128 transitions. [2018-10-04 10:44:02,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:02,574 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:02,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:02,578 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:02,597 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 10:44:02,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:02,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3130 states to 1569 states and 3130 transitions. [2018-10-04 10:44:02,675 INFO L276 IsEmpty]: Start isEmpty. Operand 1569 states and 3130 transitions. [2018-10-04 10:44:02,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:02,676 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:02,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:02,680 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:02,698 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 10:44:02,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:02,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3132 states to 1570 states and 3132 transitions. [2018-10-04 10:44:02,779 INFO L276 IsEmpty]: Start isEmpty. Operand 1570 states and 3132 transitions. [2018-10-04 10:44:02,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:02,780 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:02,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:02,786 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:02,805 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 10:44:02,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:02,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3134 states to 1571 states and 3134 transitions. [2018-10-04 10:44:02,884 INFO L276 IsEmpty]: Start isEmpty. Operand 1571 states and 3134 transitions. [2018-10-04 10:44:02,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:02,885 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:02,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:02,889 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:02,905 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 10:44:02,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:02,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3136 states to 1572 states and 3136 transitions. [2018-10-04 10:44:02,984 INFO L276 IsEmpty]: Start isEmpty. Operand 1572 states and 3136 transitions. [2018-10-04 10:44:02,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:02,985 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:02,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:02,990 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:03,009 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 10:44:03,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:03,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3138 states to 1573 states and 3138 transitions. [2018-10-04 10:44:03,087 INFO L276 IsEmpty]: Start isEmpty. Operand 1573 states and 3138 transitions. [2018-10-04 10:44:03,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:03,088 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:03,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:03,093 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:03,110 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 10:44:03,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:03,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3140 states to 1574 states and 3140 transitions. [2018-10-04 10:44:03,193 INFO L276 IsEmpty]: Start isEmpty. Operand 1574 states and 3140 transitions. [2018-10-04 10:44:03,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:03,193 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:03,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:03,200 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:03,219 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 10:44:03,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:03,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3142 states to 1575 states and 3142 transitions. [2018-10-04 10:44:03,297 INFO L276 IsEmpty]: Start isEmpty. Operand 1575 states and 3142 transitions. [2018-10-04 10:44:03,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:03,297 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:03,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:03,304 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:03,323 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 10:44:03,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:03,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3144 states to 1576 states and 3144 transitions. [2018-10-04 10:44:03,398 INFO L276 IsEmpty]: Start isEmpty. Operand 1576 states and 3144 transitions. [2018-10-04 10:44:03,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:03,399 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:03,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:03,403 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:03,419 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 10:44:03,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:03,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3146 states to 1577 states and 3146 transitions. [2018-10-04 10:44:03,502 INFO L276 IsEmpty]: Start isEmpty. Operand 1577 states and 3146 transitions. [2018-10-04 10:44:03,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:03,503 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:03,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:03,507 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:03,524 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 10:44:03,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:03,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3148 states to 1578 states and 3148 transitions. [2018-10-04 10:44:03,606 INFO L276 IsEmpty]: Start isEmpty. Operand 1578 states and 3148 transitions. [2018-10-04 10:44:03,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:03,607 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:03,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:03,611 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:03,626 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 10:44:03,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:03,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3150 states to 1579 states and 3150 transitions. [2018-10-04 10:44:03,713 INFO L276 IsEmpty]: Start isEmpty. Operand 1579 states and 3150 transitions. [2018-10-04 10:44:03,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:03,714 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:03,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:03,718 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:03,737 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 10:44:03,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:03,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3152 states to 1580 states and 3152 transitions. [2018-10-04 10:44:03,825 INFO L276 IsEmpty]: Start isEmpty. Operand 1580 states and 3152 transitions. [2018-10-04 10:44:03,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:03,826 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:03,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:03,830 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:03,849 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 10:44:03,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:03,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3154 states to 1581 states and 3154 transitions. [2018-10-04 10:44:03,925 INFO L276 IsEmpty]: Start isEmpty. Operand 1581 states and 3154 transitions. [2018-10-04 10:44:03,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:03,926 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:03,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:03,933 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:03,956 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 10:44:04,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:04,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3156 states to 1582 states and 3156 transitions. [2018-10-04 10:44:04,032 INFO L276 IsEmpty]: Start isEmpty. Operand 1582 states and 3156 transitions. [2018-10-04 10:44:04,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:04,033 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:04,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:04,037 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:04,052 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 10:44:04,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:04,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3158 states to 1583 states and 3158 transitions. [2018-10-04 10:44:04,133 INFO L276 IsEmpty]: Start isEmpty. Operand 1583 states and 3158 transitions. [2018-10-04 10:44:04,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:04,134 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:04,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:04,138 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:04,156 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 10:44:04,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:04,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3160 states to 1584 states and 3160 transitions. [2018-10-04 10:44:04,232 INFO L276 IsEmpty]: Start isEmpty. Operand 1584 states and 3160 transitions. [2018-10-04 10:44:04,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:04,233 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:04,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:04,239 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:04,257 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 10:44:04,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:04,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3162 states to 1585 states and 3162 transitions. [2018-10-04 10:44:04,332 INFO L276 IsEmpty]: Start isEmpty. Operand 1585 states and 3162 transitions. [2018-10-04 10:44:04,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:04,333 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:04,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:04,337 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:04,354 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 10:44:04,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:04,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3164 states to 1586 states and 3164 transitions. [2018-10-04 10:44:04,435 INFO L276 IsEmpty]: Start isEmpty. Operand 1586 states and 3164 transitions. [2018-10-04 10:44:04,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:04,436 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:04,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:04,440 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:04,458 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 10:44:04,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:04,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3166 states to 1587 states and 3166 transitions. [2018-10-04 10:44:04,537 INFO L276 IsEmpty]: Start isEmpty. Operand 1587 states and 3166 transitions. [2018-10-04 10:44:04,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:04,537 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:04,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:04,541 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:04,560 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 10:44:04,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:04,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3168 states to 1588 states and 3168 transitions. [2018-10-04 10:44:04,643 INFO L276 IsEmpty]: Start isEmpty. Operand 1588 states and 3168 transitions. [2018-10-04 10:44:04,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:04,643 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:04,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:04,649 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:04,667 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 10:44:04,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:04,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3170 states to 1589 states and 3170 transitions. [2018-10-04 10:44:04,748 INFO L276 IsEmpty]: Start isEmpty. Operand 1589 states and 3170 transitions. [2018-10-04 10:44:04,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:04,749 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:04,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:04,755 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:04,775 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 10:44:04,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:04,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3172 states to 1590 states and 3172 transitions. [2018-10-04 10:44:04,853 INFO L276 IsEmpty]: Start isEmpty. Operand 1590 states and 3172 transitions. [2018-10-04 10:44:04,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:04,854 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:04,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:04,858 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:04,879 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 10:44:04,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:04,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3174 states to 1591 states and 3174 transitions. [2018-10-04 10:44:04,957 INFO L276 IsEmpty]: Start isEmpty. Operand 1591 states and 3174 transitions. [2018-10-04 10:44:04,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:04,958 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:04,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:04,964 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:04,981 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:44:05,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:05,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3176 states to 1592 states and 3176 transitions. [2018-10-04 10:44:05,065 INFO L276 IsEmpty]: Start isEmpty. Operand 1592 states and 3176 transitions. [2018-10-04 10:44:05,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:05,066 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:05,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:05,071 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:05,087 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 10:44:05,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:05,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3178 states to 1593 states and 3178 transitions. [2018-10-04 10:44:05,171 INFO L276 IsEmpty]: Start isEmpty. Operand 1593 states and 3178 transitions. [2018-10-04 10:44:05,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:05,172 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:05,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:05,176 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:05,191 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 10:44:05,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:05,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3180 states to 1594 states and 3180 transitions. [2018-10-04 10:44:05,275 INFO L276 IsEmpty]: Start isEmpty. Operand 1594 states and 3180 transitions. [2018-10-04 10:44:05,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:05,276 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:05,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:05,280 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:05,295 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 10:44:05,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:05,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3182 states to 1595 states and 3182 transitions. [2018-10-04 10:44:05,422 INFO L276 IsEmpty]: Start isEmpty. Operand 1595 states and 3182 transitions. [2018-10-04 10:44:05,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:05,422 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:05,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:05,426 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:05,440 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 10:44:05,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:05,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3184 states to 1596 states and 3184 transitions. [2018-10-04 10:44:05,565 INFO L276 IsEmpty]: Start isEmpty. Operand 1596 states and 3184 transitions. [2018-10-04 10:44:05,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:05,566 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:05,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:05,569 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:05,586 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 10:44:05,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:05,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3186 states to 1597 states and 3186 transitions. [2018-10-04 10:44:05,716 INFO L276 IsEmpty]: Start isEmpty. Operand 1597 states and 3186 transitions. [2018-10-04 10:44:05,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:05,717 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:05,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:05,721 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:05,735 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 10:44:05,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:05,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3188 states to 1598 states and 3188 transitions. [2018-10-04 10:44:05,828 INFO L276 IsEmpty]: Start isEmpty. Operand 1598 states and 3188 transitions. [2018-10-04 10:44:05,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:05,829 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:05,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:05,835 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:05,851 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 10:44:05,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:05,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3190 states to 1599 states and 3190 transitions. [2018-10-04 10:44:05,930 INFO L276 IsEmpty]: Start isEmpty. Operand 1599 states and 3190 transitions. [2018-10-04 10:44:05,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:05,931 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:05,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:05,938 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:05,955 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:44:06,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:06,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3192 states to 1600 states and 3192 transitions. [2018-10-04 10:44:06,032 INFO L276 IsEmpty]: Start isEmpty. Operand 1600 states and 3192 transitions. [2018-10-04 10:44:06,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:06,032 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:06,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:06,038 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:06,055 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 10:44:06,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:06,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3194 states to 1601 states and 3194 transitions. [2018-10-04 10:44:06,132 INFO L276 IsEmpty]: Start isEmpty. Operand 1601 states and 3194 transitions. [2018-10-04 10:44:06,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:06,133 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:06,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:06,138 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:06,156 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 10:44:06,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:06,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3196 states to 1602 states and 3196 transitions. [2018-10-04 10:44:06,236 INFO L276 IsEmpty]: Start isEmpty. Operand 1602 states and 3196 transitions. [2018-10-04 10:44:06,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:06,237 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:06,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:06,241 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:06,260 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 10:44:06,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:06,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3198 states to 1603 states and 3198 transitions. [2018-10-04 10:44:06,341 INFO L276 IsEmpty]: Start isEmpty. Operand 1603 states and 3198 transitions. [2018-10-04 10:44:06,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:06,342 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:06,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:06,348 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:06,366 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 10:44:06,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:06,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3200 states to 1604 states and 3200 transitions. [2018-10-04 10:44:06,443 INFO L276 IsEmpty]: Start isEmpty. Operand 1604 states and 3200 transitions. [2018-10-04 10:44:06,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:06,444 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:06,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:06,449 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:06,472 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 10:44:06,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:06,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3202 states to 1605 states and 3202 transitions. [2018-10-04 10:44:06,548 INFO L276 IsEmpty]: Start isEmpty. Operand 1605 states and 3202 transitions. [2018-10-04 10:44:06,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:06,549 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:06,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:06,553 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:06,569 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:44:06,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:06,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3204 states to 1606 states and 3204 transitions. [2018-10-04 10:44:06,653 INFO L276 IsEmpty]: Start isEmpty. Operand 1606 states and 3204 transitions. [2018-10-04 10:44:06,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:06,654 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:06,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:06,660 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:06,676 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 10:44:06,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:06,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3206 states to 1607 states and 3206 transitions. [2018-10-04 10:44:06,757 INFO L276 IsEmpty]: Start isEmpty. Operand 1607 states and 3206 transitions. [2018-10-04 10:44:06,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:06,757 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:06,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:06,764 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:06,784 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 10:44:06,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:06,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3208 states to 1608 states and 3208 transitions. [2018-10-04 10:44:06,861 INFO L276 IsEmpty]: Start isEmpty. Operand 1608 states and 3208 transitions. [2018-10-04 10:44:06,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:06,862 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:06,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:06,866 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:06,881 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 10:44:06,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:06,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3210 states to 1609 states and 3210 transitions. [2018-10-04 10:44:06,968 INFO L276 IsEmpty]: Start isEmpty. Operand 1609 states and 3210 transitions. [2018-10-04 10:44:06,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:06,969 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:06,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:06,976 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:06,995 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 10:44:07,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:07,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3212 states to 1610 states and 3212 transitions. [2018-10-04 10:44:07,073 INFO L276 IsEmpty]: Start isEmpty. Operand 1610 states and 3212 transitions. [2018-10-04 10:44:07,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:07,074 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:07,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:07,079 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:07,098 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 10:44:07,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:07,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3214 states to 1611 states and 3214 transitions. [2018-10-04 10:44:07,176 INFO L276 IsEmpty]: Start isEmpty. Operand 1611 states and 3214 transitions. [2018-10-04 10:44:07,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:07,177 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:07,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:07,183 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:07,200 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 10:44:07,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:07,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3216 states to 1612 states and 3216 transitions. [2018-10-04 10:44:07,280 INFO L276 IsEmpty]: Start isEmpty. Operand 1612 states and 3216 transitions. [2018-10-04 10:44:07,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:07,280 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:07,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:07,287 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:07,305 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 10:44:07,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:07,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3218 states to 1613 states and 3218 transitions. [2018-10-04 10:44:07,388 INFO L276 IsEmpty]: Start isEmpty. Operand 1613 states and 3218 transitions. [2018-10-04 10:44:07,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:07,389 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:07,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:07,393 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:07,411 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 10:44:07,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:07,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3220 states to 1614 states and 3220 transitions. [2018-10-04 10:44:07,492 INFO L276 IsEmpty]: Start isEmpty. Operand 1614 states and 3220 transitions. [2018-10-04 10:44:07,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:07,493 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:07,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:07,499 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:07,519 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 10:44:07,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:07,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3222 states to 1615 states and 3222 transitions. [2018-10-04 10:44:07,593 INFO L276 IsEmpty]: Start isEmpty. Operand 1615 states and 3222 transitions. [2018-10-04 10:44:07,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:07,593 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:07,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:07,604 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:07,623 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 10:44:07,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:07,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3224 states to 1616 states and 3224 transitions. [2018-10-04 10:44:07,700 INFO L276 IsEmpty]: Start isEmpty. Operand 1616 states and 3224 transitions. [2018-10-04 10:44:07,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:07,701 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:07,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:07,705 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:07,721 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 10:44:07,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:07,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3226 states to 1617 states and 3226 transitions. [2018-10-04 10:44:07,805 INFO L276 IsEmpty]: Start isEmpty. Operand 1617 states and 3226 transitions. [2018-10-04 10:44:07,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:07,805 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:07,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:07,810 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:07,827 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 10:44:07,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:07,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3228 states to 1618 states and 3228 transitions. [2018-10-04 10:44:07,909 INFO L276 IsEmpty]: Start isEmpty. Operand 1618 states and 3228 transitions. [2018-10-04 10:44:07,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:07,910 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:07,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:07,914 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:07,932 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 10:44:08,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:08,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3230 states to 1619 states and 3230 transitions. [2018-10-04 10:44:08,014 INFO L276 IsEmpty]: Start isEmpty. Operand 1619 states and 3230 transitions. [2018-10-04 10:44:08,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:08,015 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:08,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:08,019 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:08,035 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 10:44:08,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:08,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3232 states to 1620 states and 3232 transitions. [2018-10-04 10:44:08,117 INFO L276 IsEmpty]: Start isEmpty. Operand 1620 states and 3232 transitions. [2018-10-04 10:44:08,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:08,118 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:08,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:08,124 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:08,142 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 10:44:08,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:08,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3234 states to 1621 states and 3234 transitions. [2018-10-04 10:44:08,222 INFO L276 IsEmpty]: Start isEmpty. Operand 1621 states and 3234 transitions. [2018-10-04 10:44:08,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:08,223 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:08,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:08,230 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:08,246 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 10:44:08,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:08,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3236 states to 1622 states and 3236 transitions. [2018-10-04 10:44:08,325 INFO L276 IsEmpty]: Start isEmpty. Operand 1622 states and 3236 transitions. [2018-10-04 10:44:08,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:08,326 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:08,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:08,331 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:08,348 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:44:08,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:08,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3238 states to 1623 states and 3238 transitions. [2018-10-04 10:44:08,429 INFO L276 IsEmpty]: Start isEmpty. Operand 1623 states and 3238 transitions. [2018-10-04 10:44:08,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:08,430 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:08,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:08,435 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:08,455 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 10:44:08,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:08,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3240 states to 1624 states and 3240 transitions. [2018-10-04 10:44:08,533 INFO L276 IsEmpty]: Start isEmpty. Operand 1624 states and 3240 transitions. [2018-10-04 10:44:08,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:08,534 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:08,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:08,541 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:08,557 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 10:44:08,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:08,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3242 states to 1625 states and 3242 transitions. [2018-10-04 10:44:08,638 INFO L276 IsEmpty]: Start isEmpty. Operand 1625 states and 3242 transitions. [2018-10-04 10:44:08,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:08,639 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:08,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:08,643 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:08,661 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:44:08,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:08,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3244 states to 1626 states and 3244 transitions. [2018-10-04 10:44:08,741 INFO L276 IsEmpty]: Start isEmpty. Operand 1626 states and 3244 transitions. [2018-10-04 10:44:08,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:08,742 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:08,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:08,747 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:08,767 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 10:44:08,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:08,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3246 states to 1627 states and 3246 transitions. [2018-10-04 10:44:08,846 INFO L276 IsEmpty]: Start isEmpty. Operand 1627 states and 3246 transitions. [2018-10-04 10:44:08,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:08,847 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:08,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:08,851 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:08,885 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 10:44:09,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:09,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3248 states to 1628 states and 3248 transitions. [2018-10-04 10:44:09,078 INFO L276 IsEmpty]: Start isEmpty. Operand 1628 states and 3248 transitions. [2018-10-04 10:44:09,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:09,079 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:09,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:09,084 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:09,098 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 10:44:09,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:09,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3250 states to 1629 states and 3250 transitions. [2018-10-04 10:44:09,176 INFO L276 IsEmpty]: Start isEmpty. Operand 1629 states and 3250 transitions. [2018-10-04 10:44:09,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:09,177 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:09,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:09,181 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:09,200 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 10:44:09,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:09,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3252 states to 1630 states and 3252 transitions. [2018-10-04 10:44:09,281 INFO L276 IsEmpty]: Start isEmpty. Operand 1630 states and 3252 transitions. [2018-10-04 10:44:09,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:09,282 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:09,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:09,286 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:09,303 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 10:44:09,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:09,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3254 states to 1631 states and 3254 transitions. [2018-10-04 10:44:09,386 INFO L276 IsEmpty]: Start isEmpty. Operand 1631 states and 3254 transitions. [2018-10-04 10:44:09,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:09,387 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:09,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:09,393 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:09,407 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 10:44:09,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:09,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3256 states to 1632 states and 3256 transitions. [2018-10-04 10:44:09,494 INFO L276 IsEmpty]: Start isEmpty. Operand 1632 states and 3256 transitions. [2018-10-04 10:44:09,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:09,495 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:09,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:09,501 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:09,518 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 10:44:09,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:09,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3258 states to 1633 states and 3258 transitions. [2018-10-04 10:44:09,602 INFO L276 IsEmpty]: Start isEmpty. Operand 1633 states and 3258 transitions. [2018-10-04 10:44:09,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:09,603 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:09,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:09,609 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:09,630 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 10:44:09,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:09,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3260 states to 1634 states and 3260 transitions. [2018-10-04 10:44:09,709 INFO L276 IsEmpty]: Start isEmpty. Operand 1634 states and 3260 transitions. [2018-10-04 10:44:09,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:09,710 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:09,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:09,714 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:09,734 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:44:09,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:09,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3262 states to 1635 states and 3262 transitions. [2018-10-04 10:44:09,817 INFO L276 IsEmpty]: Start isEmpty. Operand 1635 states and 3262 transitions. [2018-10-04 10:44:09,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:09,818 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:09,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:09,823 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:09,844 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 10:44:09,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:09,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3264 states to 1636 states and 3264 transitions. [2018-10-04 10:44:09,922 INFO L276 IsEmpty]: Start isEmpty. Operand 1636 states and 3264 transitions. [2018-10-04 10:44:09,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:09,923 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:09,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:09,927 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:09,942 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 10:44:10,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:10,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3266 states to 1637 states and 3266 transitions. [2018-10-04 10:44:10,027 INFO L276 IsEmpty]: Start isEmpty. Operand 1637 states and 3266 transitions. [2018-10-04 10:44:10,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:10,028 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:10,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:10,032 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:10,046 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 10:44:10,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:10,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3268 states to 1638 states and 3268 transitions. [2018-10-04 10:44:10,133 INFO L276 IsEmpty]: Start isEmpty. Operand 1638 states and 3268 transitions. [2018-10-04 10:44:10,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:10,134 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:10,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:10,145 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:10,162 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 10:44:10,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:10,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3270 states to 1639 states and 3270 transitions. [2018-10-04 10:44:10,242 INFO L276 IsEmpty]: Start isEmpty. Operand 1639 states and 3270 transitions. [2018-10-04 10:44:10,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:10,243 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:10,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:10,248 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:10,263 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 10:44:10,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:10,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3272 states to 1640 states and 3272 transitions. [2018-10-04 10:44:10,345 INFO L276 IsEmpty]: Start isEmpty. Operand 1640 states and 3272 transitions. [2018-10-04 10:44:10,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:10,346 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:10,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:10,350 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:10,369 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 10:44:10,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:10,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3274 states to 1641 states and 3274 transitions. [2018-10-04 10:44:10,452 INFO L276 IsEmpty]: Start isEmpty. Operand 1641 states and 3274 transitions. [2018-10-04 10:44:10,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:10,453 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:10,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:10,457 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:10,470 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 10:44:10,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:10,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3276 states to 1642 states and 3276 transitions. [2018-10-04 10:44:10,579 INFO L276 IsEmpty]: Start isEmpty. Operand 1642 states and 3276 transitions. [2018-10-04 10:44:10,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:10,580 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:10,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:10,584 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:10,597 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 10:44:10,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:10,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3278 states to 1643 states and 3278 transitions. [2018-10-04 10:44:10,701 INFO L276 IsEmpty]: Start isEmpty. Operand 1643 states and 3278 transitions. [2018-10-04 10:44:10,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:10,702 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:10,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:10,707 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:10,721 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 10:44:10,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:10,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3280 states to 1644 states and 3280 transitions. [2018-10-04 10:44:10,832 INFO L276 IsEmpty]: Start isEmpty. Operand 1644 states and 3280 transitions. [2018-10-04 10:44:10,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:10,833 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:10,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:10,837 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:10,853 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:44:10,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:10,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3282 states to 1645 states and 3282 transitions. [2018-10-04 10:44:10,944 INFO L276 IsEmpty]: Start isEmpty. Operand 1645 states and 3282 transitions. [2018-10-04 10:44:10,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:10,945 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:10,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:10,952 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:10,969 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 10:44:11,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:11,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3284 states to 1646 states and 3284 transitions. [2018-10-04 10:44:11,048 INFO L276 IsEmpty]: Start isEmpty. Operand 1646 states and 3284 transitions. [2018-10-04 10:44:11,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:11,049 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:11,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:11,053 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:11,070 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 10:44:11,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:11,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3286 states to 1647 states and 3286 transitions. [2018-10-04 10:44:11,151 INFO L276 IsEmpty]: Start isEmpty. Operand 1647 states and 3286 transitions. [2018-10-04 10:44:11,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:11,152 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:11,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:11,156 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:11,176 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 10:44:11,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:11,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3288 states to 1648 states and 3288 transitions. [2018-10-04 10:44:11,254 INFO L276 IsEmpty]: Start isEmpty. Operand 1648 states and 3288 transitions. [2018-10-04 10:44:11,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:11,255 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:11,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:11,259 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:11,274 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 10:44:11,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:11,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3290 states to 1649 states and 3290 transitions. [2018-10-04 10:44:11,362 INFO L276 IsEmpty]: Start isEmpty. Operand 1649 states and 3290 transitions. [2018-10-04 10:44:11,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:11,363 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:11,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:11,370 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:11,387 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 10:44:11,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:11,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3292 states to 1650 states and 3292 transitions. [2018-10-04 10:44:11,468 INFO L276 IsEmpty]: Start isEmpty. Operand 1650 states and 3292 transitions. [2018-10-04 10:44:11,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:11,468 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:11,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:11,473 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:11,490 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 10:44:11,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:11,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3294 states to 1651 states and 3294 transitions. [2018-10-04 10:44:11,572 INFO L276 IsEmpty]: Start isEmpty. Operand 1651 states and 3294 transitions. [2018-10-04 10:44:11,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:11,573 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:11,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:11,580 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:11,599 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 10:44:11,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:11,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3296 states to 1652 states and 3296 transitions. [2018-10-04 10:44:11,679 INFO L276 IsEmpty]: Start isEmpty. Operand 1652 states and 3296 transitions. [2018-10-04 10:44:11,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:11,680 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:11,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:11,684 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:11,703 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 10:44:11,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:11,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3298 states to 1653 states and 3298 transitions. [2018-10-04 10:44:11,787 INFO L276 IsEmpty]: Start isEmpty. Operand 1653 states and 3298 transitions. [2018-10-04 10:44:11,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:11,788 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:11,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:11,792 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:11,806 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 10:44:11,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:11,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3300 states to 1654 states and 3300 transitions. [2018-10-04 10:44:11,897 INFO L276 IsEmpty]: Start isEmpty. Operand 1654 states and 3300 transitions. [2018-10-04 10:44:11,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:11,898 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:11,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:11,903 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:11,923 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 10:44:12,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:12,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3302 states to 1655 states and 3302 transitions. [2018-10-04 10:44:12,008 INFO L276 IsEmpty]: Start isEmpty. Operand 1655 states and 3302 transitions. [2018-10-04 10:44:12,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:12,009 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:12,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:12,013 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:12,035 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 10:44:12,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:12,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3304 states to 1656 states and 3304 transitions. [2018-10-04 10:44:12,114 INFO L276 IsEmpty]: Start isEmpty. Operand 1656 states and 3304 transitions. [2018-10-04 10:44:12,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:12,115 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:12,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:12,120 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:12,137 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:44:12,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:12,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3306 states to 1657 states and 3306 transitions. [2018-10-04 10:44:12,221 INFO L276 IsEmpty]: Start isEmpty. Operand 1657 states and 3306 transitions. [2018-10-04 10:44:12,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:12,221 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:12,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:12,226 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:12,247 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 10:44:12,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:12,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3308 states to 1658 states and 3308 transitions. [2018-10-04 10:44:12,326 INFO L276 IsEmpty]: Start isEmpty. Operand 1658 states and 3308 transitions. [2018-10-04 10:44:12,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:12,327 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:12,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:12,332 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:12,348 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:44:12,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:12,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3310 states to 1659 states and 3310 transitions. [2018-10-04 10:44:12,433 INFO L276 IsEmpty]: Start isEmpty. Operand 1659 states and 3310 transitions. [2018-10-04 10:44:12,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:12,434 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:12,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:12,438 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:12,455 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 10:44:12,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:12,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3312 states to 1660 states and 3312 transitions. [2018-10-04 10:44:12,542 INFO L276 IsEmpty]: Start isEmpty. Operand 1660 states and 3312 transitions. [2018-10-04 10:44:12,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:12,542 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:12,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:12,550 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:12,567 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 10:44:12,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:12,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3314 states to 1661 states and 3314 transitions. [2018-10-04 10:44:12,652 INFO L276 IsEmpty]: Start isEmpty. Operand 1661 states and 3314 transitions. [2018-10-04 10:44:12,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:12,653 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:12,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:12,659 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:12,676 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 10:44:12,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:12,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3316 states to 1662 states and 3316 transitions. [2018-10-04 10:44:12,760 INFO L276 IsEmpty]: Start isEmpty. Operand 1662 states and 3316 transitions. [2018-10-04 10:44:12,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:12,761 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:12,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:12,765 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:12,785 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 10:44:12,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:12,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3318 states to 1663 states and 3318 transitions. [2018-10-04 10:44:12,866 INFO L276 IsEmpty]: Start isEmpty. Operand 1663 states and 3318 transitions. [2018-10-04 10:44:12,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:12,867 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:12,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:12,871 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:12,890 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 10:44:12,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:12,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3320 states to 1664 states and 3320 transitions. [2018-10-04 10:44:12,972 INFO L276 IsEmpty]: Start isEmpty. Operand 1664 states and 3320 transitions. [2018-10-04 10:44:12,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:12,973 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:12,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:12,977 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:12,997 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 10:44:13,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:13,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3322 states to 1665 states and 3322 transitions. [2018-10-04 10:44:13,077 INFO L276 IsEmpty]: Start isEmpty. Operand 1665 states and 3322 transitions. [2018-10-04 10:44:13,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:13,078 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:13,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:13,084 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:13,098 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 10:44:13,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:13,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3324 states to 1666 states and 3324 transitions. [2018-10-04 10:44:13,183 INFO L276 IsEmpty]: Start isEmpty. Operand 1666 states and 3324 transitions. [2018-10-04 10:44:13,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:13,184 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:13,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:13,187 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:13,202 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:44:13,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:13,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3326 states to 1667 states and 3326 transitions. [2018-10-04 10:44:13,287 INFO L276 IsEmpty]: Start isEmpty. Operand 1667 states and 3326 transitions. [2018-10-04 10:44:13,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:13,288 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:13,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:13,293 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:13,310 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 10:44:13,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:13,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3328 states to 1668 states and 3328 transitions. [2018-10-04 10:44:13,396 INFO L276 IsEmpty]: Start isEmpty. Operand 1668 states and 3328 transitions. [2018-10-04 10:44:13,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:13,397 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:13,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:13,401 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:13,418 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 10:44:13,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:13,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3330 states to 1669 states and 3330 transitions. [2018-10-04 10:44:13,498 INFO L276 IsEmpty]: Start isEmpty. Operand 1669 states and 3330 transitions. [2018-10-04 10:44:13,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:13,498 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:13,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:13,503 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:13,517 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 10:44:13,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:13,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3332 states to 1670 states and 3332 transitions. [2018-10-04 10:44:13,610 INFO L276 IsEmpty]: Start isEmpty. Operand 1670 states and 3332 transitions. [2018-10-04 10:44:13,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:13,611 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:13,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:13,615 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:13,633 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 10:44:13,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:13,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3334 states to 1671 states and 3334 transitions. [2018-10-04 10:44:13,716 INFO L276 IsEmpty]: Start isEmpty. Operand 1671 states and 3334 transitions. [2018-10-04 10:44:13,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:13,717 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:13,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:13,721 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:13,737 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 10:44:13,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:13,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3336 states to 1672 states and 3336 transitions. [2018-10-04 10:44:13,822 INFO L276 IsEmpty]: Start isEmpty. Operand 1672 states and 3336 transitions. [2018-10-04 10:44:13,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:13,822 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:13,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:13,829 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:13,847 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 10:44:13,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:13,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3338 states to 1673 states and 3338 transitions. [2018-10-04 10:44:13,924 INFO L276 IsEmpty]: Start isEmpty. Operand 1673 states and 3338 transitions. [2018-10-04 10:44:13,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:13,924 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:13,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:13,943 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:13,961 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 10:44:14,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:14,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3340 states to 1674 states and 3340 transitions. [2018-10-04 10:44:14,039 INFO L276 IsEmpty]: Start isEmpty. Operand 1674 states and 3340 transitions. [2018-10-04 10:44:14,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:14,040 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:14,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:14,046 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:14,062 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 10:44:14,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:14,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3342 states to 1675 states and 3342 transitions. [2018-10-04 10:44:14,142 INFO L276 IsEmpty]: Start isEmpty. Operand 1675 states and 3342 transitions. [2018-10-04 10:44:14,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:14,143 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:14,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:14,147 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:14,168 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 10:44:14,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:14,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3344 states to 1676 states and 3344 transitions. [2018-10-04 10:44:14,248 INFO L276 IsEmpty]: Start isEmpty. Operand 1676 states and 3344 transitions. [2018-10-04 10:44:14,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:14,249 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:14,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:14,255 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:14,274 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 10:44:14,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:14,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3346 states to 1677 states and 3346 transitions. [2018-10-04 10:44:14,352 INFO L276 IsEmpty]: Start isEmpty. Operand 1677 states and 3346 transitions. [2018-10-04 10:44:14,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:14,353 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:14,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:14,360 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:14,381 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 10:44:14,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:14,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3348 states to 1678 states and 3348 transitions. [2018-10-04 10:44:14,459 INFO L276 IsEmpty]: Start isEmpty. Operand 1678 states and 3348 transitions. [2018-10-04 10:44:14,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:14,460 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:14,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:14,469 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:14,487 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 10:44:14,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:14,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3350 states to 1679 states and 3350 transitions. [2018-10-04 10:44:14,567 INFO L276 IsEmpty]: Start isEmpty. Operand 1679 states and 3350 transitions. [2018-10-04 10:44:14,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:14,568 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:14,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:14,572 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:14,592 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 10:44:14,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:14,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3352 states to 1680 states and 3352 transitions. [2018-10-04 10:44:14,674 INFO L276 IsEmpty]: Start isEmpty. Operand 1680 states and 3352 transitions. [2018-10-04 10:44:14,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:14,675 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:14,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:14,679 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:14,695 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 10:44:14,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:14,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3354 states to 1681 states and 3354 transitions. [2018-10-04 10:44:14,782 INFO L276 IsEmpty]: Start isEmpty. Operand 1681 states and 3354 transitions. [2018-10-04 10:44:14,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:14,783 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:14,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:14,788 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:14,805 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 10:44:14,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:14,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3356 states to 1682 states and 3356 transitions. [2018-10-04 10:44:14,890 INFO L276 IsEmpty]: Start isEmpty. Operand 1682 states and 3356 transitions. [2018-10-04 10:44:14,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:14,895 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:14,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:14,899 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:14,916 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 10:44:14,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:14,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3358 states to 1683 states and 3358 transitions. [2018-10-04 10:44:14,998 INFO L276 IsEmpty]: Start isEmpty. Operand 1683 states and 3358 transitions. [2018-10-04 10:44:14,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:14,998 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:15,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:15,004 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:15,019 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 10:44:15,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:15,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3360 states to 1684 states and 3360 transitions. [2018-10-04 10:44:15,107 INFO L276 IsEmpty]: Start isEmpty. Operand 1684 states and 3360 transitions. [2018-10-04 10:44:15,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:15,107 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:15,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:15,113 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:15,129 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 10:44:15,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:15,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3362 states to 1685 states and 3362 transitions. [2018-10-04 10:44:15,218 INFO L276 IsEmpty]: Start isEmpty. Operand 1685 states and 3362 transitions. [2018-10-04 10:44:15,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:15,219 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:15,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:15,225 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:15,241 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 10:44:15,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:15,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3364 states to 1686 states and 3364 transitions. [2018-10-04 10:44:15,325 INFO L276 IsEmpty]: Start isEmpty. Operand 1686 states and 3364 transitions. [2018-10-04 10:44:15,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:15,326 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:15,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:15,331 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:15,352 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:44:15,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:15,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3366 states to 1687 states and 3366 transitions. [2018-10-04 10:44:15,434 INFO L276 IsEmpty]: Start isEmpty. Operand 1687 states and 3366 transitions. [2018-10-04 10:44:15,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:15,435 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:15,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:15,440 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:15,460 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 10:44:15,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:15,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3368 states to 1688 states and 3368 transitions. [2018-10-04 10:44:15,544 INFO L276 IsEmpty]: Start isEmpty. Operand 1688 states and 3368 transitions. [2018-10-04 10:44:15,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:15,545 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:15,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:15,548 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:15,564 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 10:44:15,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:15,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3370 states to 1689 states and 3370 transitions. [2018-10-04 10:44:15,695 INFO L276 IsEmpty]: Start isEmpty. Operand 1689 states and 3370 transitions. [2018-10-04 10:44:15,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:15,696 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:15,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:15,700 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:15,713 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 10:44:15,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:15,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3372 states to 1690 states and 3372 transitions. [2018-10-04 10:44:15,838 INFO L276 IsEmpty]: Start isEmpty. Operand 1690 states and 3372 transitions. [2018-10-04 10:44:15,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:15,839 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:15,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:15,845 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:15,862 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 10:44:15,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:15,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3374 states to 1691 states and 3374 transitions. [2018-10-04 10:44:15,969 INFO L276 IsEmpty]: Start isEmpty. Operand 1691 states and 3374 transitions. [2018-10-04 10:44:15,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:15,970 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:15,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:15,976 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:15,989 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 10:44:16,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:16,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3376 states to 1692 states and 3376 transitions. [2018-10-04 10:44:16,072 INFO L276 IsEmpty]: Start isEmpty. Operand 1692 states and 3376 transitions. [2018-10-04 10:44:16,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:16,073 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:16,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:16,077 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:16,092 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 10:44:16,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:16,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3378 states to 1693 states and 3378 transitions. [2018-10-04 10:44:16,178 INFO L276 IsEmpty]: Start isEmpty. Operand 1693 states and 3378 transitions. [2018-10-04 10:44:16,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:16,179 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:16,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:16,184 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:16,202 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:44:16,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:16,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3380 states to 1694 states and 3380 transitions. [2018-10-04 10:44:16,283 INFO L276 IsEmpty]: Start isEmpty. Operand 1694 states and 3380 transitions. [2018-10-04 10:44:16,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:16,284 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:16,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:16,291 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:16,307 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 10:44:16,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:16,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3382 states to 1695 states and 3382 transitions. [2018-10-04 10:44:16,389 INFO L276 IsEmpty]: Start isEmpty. Operand 1695 states and 3382 transitions. [2018-10-04 10:44:16,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:16,390 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:16,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:16,394 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:16,412 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 10:44:16,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:16,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3384 states to 1696 states and 3384 transitions. [2018-10-04 10:44:16,497 INFO L276 IsEmpty]: Start isEmpty. Operand 1696 states and 3384 transitions. [2018-10-04 10:44:16,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:16,497 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:16,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:16,502 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:16,519 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 10:44:16,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:16,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3386 states to 1697 states and 3386 transitions. [2018-10-04 10:44:16,605 INFO L276 IsEmpty]: Start isEmpty. Operand 1697 states and 3386 transitions. [2018-10-04 10:44:16,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:16,606 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:16,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:16,610 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:16,626 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 10:44:16,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:16,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3388 states to 1698 states and 3388 transitions. [2018-10-04 10:44:16,711 INFO L276 IsEmpty]: Start isEmpty. Operand 1698 states and 3388 transitions. [2018-10-04 10:44:16,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:16,712 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:16,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:16,719 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:16,735 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 10:44:16,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:16,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3390 states to 1699 states and 3390 transitions. [2018-10-04 10:44:16,819 INFO L276 IsEmpty]: Start isEmpty. Operand 1699 states and 3390 transitions. [2018-10-04 10:44:16,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:16,819 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:16,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:16,827 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:16,842 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 10:44:16,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:16,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3392 states to 1700 states and 3392 transitions. [2018-10-04 10:44:16,928 INFO L276 IsEmpty]: Start isEmpty. Operand 1700 states and 3392 transitions. [2018-10-04 10:44:16,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:16,929 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:16,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:16,937 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:16,955 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:44:17,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:17,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3394 states to 1701 states and 3394 transitions. [2018-10-04 10:44:17,033 INFO L276 IsEmpty]: Start isEmpty. Operand 1701 states and 3394 transitions. [2018-10-04 10:44:17,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:17,034 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:17,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:17,040 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:17,056 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 10:44:17,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:17,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3396 states to 1702 states and 3396 transitions. [2018-10-04 10:44:17,140 INFO L276 IsEmpty]: Start isEmpty. Operand 1702 states and 3396 transitions. [2018-10-04 10:44:17,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:17,141 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:17,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:17,148 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:17,165 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 10:44:17,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:17,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3398 states to 1703 states and 3398 transitions. [2018-10-04 10:44:17,248 INFO L276 IsEmpty]: Start isEmpty. Operand 1703 states and 3398 transitions. [2018-10-04 10:44:17,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:17,254 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:17,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:17,258 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:17,274 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 10:44:17,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:17,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3400 states to 1704 states and 3400 transitions. [2018-10-04 10:44:17,361 INFO L276 IsEmpty]: Start isEmpty. Operand 1704 states and 3400 transitions. [2018-10-04 10:44:17,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:17,362 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:17,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:17,368 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:17,384 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 10:44:17,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:17,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3402 states to 1705 states and 3402 transitions. [2018-10-04 10:44:17,468 INFO L276 IsEmpty]: Start isEmpty. Operand 1705 states and 3402 transitions. [2018-10-04 10:44:17,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:17,469 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:17,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:17,474 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:17,493 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 10:44:17,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:17,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3404 states to 1706 states and 3404 transitions. [2018-10-04 10:44:17,574 INFO L276 IsEmpty]: Start isEmpty. Operand 1706 states and 3404 transitions. [2018-10-04 10:44:17,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:17,575 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:17,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:17,579 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:17,596 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 10:44:17,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:17,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3406 states to 1707 states and 3406 transitions. [2018-10-04 10:44:17,681 INFO L276 IsEmpty]: Start isEmpty. Operand 1707 states and 3406 transitions. [2018-10-04 10:44:17,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:17,682 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:17,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:17,686 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:17,703 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 10:44:17,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:17,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3408 states to 1708 states and 3408 transitions. [2018-10-04 10:44:17,791 INFO L276 IsEmpty]: Start isEmpty. Operand 1708 states and 3408 transitions. [2018-10-04 10:44:17,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:17,791 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:17,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:17,795 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:17,811 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 10:44:17,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:17,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3410 states to 1709 states and 3410 transitions. [2018-10-04 10:44:17,900 INFO L276 IsEmpty]: Start isEmpty. Operand 1709 states and 3410 transitions. [2018-10-04 10:44:17,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:17,901 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:17,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:17,908 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:17,925 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 10:44:18,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:18,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3412 states to 1710 states and 3412 transitions. [2018-10-04 10:44:18,006 INFO L276 IsEmpty]: Start isEmpty. Operand 1710 states and 3412 transitions. [2018-10-04 10:44:18,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:18,007 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:18,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:18,011 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:18,029 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 10:44:18,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:18,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3414 states to 1711 states and 3414 transitions. [2018-10-04 10:44:18,118 INFO L276 IsEmpty]: Start isEmpty. Operand 1711 states and 3414 transitions. [2018-10-04 10:44:18,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:18,119 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:18,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:18,123 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:18,140 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 10:44:18,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:18,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3416 states to 1712 states and 3416 transitions. [2018-10-04 10:44:18,229 INFO L276 IsEmpty]: Start isEmpty. Operand 1712 states and 3416 transitions. [2018-10-04 10:44:18,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:18,229 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:18,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:18,234 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:18,251 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 10:44:18,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:18,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3418 states to 1713 states and 3418 transitions. [2018-10-04 10:44:18,335 INFO L276 IsEmpty]: Start isEmpty. Operand 1713 states and 3418 transitions. [2018-10-04 10:44:18,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:18,336 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:18,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:18,343 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:18,359 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 10:44:18,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:18,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3420 states to 1714 states and 3420 transitions. [2018-10-04 10:44:18,442 INFO L276 IsEmpty]: Start isEmpty. Operand 1714 states and 3420 transitions. [2018-10-04 10:44:18,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:18,443 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:18,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:18,460 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:18,496 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 10:44:18,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:18,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3422 states to 1715 states and 3422 transitions. [2018-10-04 10:44:18,575 INFO L276 IsEmpty]: Start isEmpty. Operand 1715 states and 3422 transitions. [2018-10-04 10:44:18,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:18,575 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:18,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:18,581 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:18,596 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 10:44:18,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:18,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3424 states to 1716 states and 3424 transitions. [2018-10-04 10:44:18,679 INFO L276 IsEmpty]: Start isEmpty. Operand 1716 states and 3424 transitions. [2018-10-04 10:44:18,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:18,680 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:18,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:18,686 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:18,706 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 10:44:18,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:18,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3426 states to 1717 states and 3426 transitions. [2018-10-04 10:44:18,787 INFO L276 IsEmpty]: Start isEmpty. Operand 1717 states and 3426 transitions. [2018-10-04 10:44:18,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:18,788 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:18,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:18,792 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:18,824 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 10:44:18,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:18,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3428 states to 1718 states and 3428 transitions. [2018-10-04 10:44:18,915 INFO L276 IsEmpty]: Start isEmpty. Operand 1718 states and 3428 transitions. [2018-10-04 10:44:18,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:18,916 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:18,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:18,920 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:18,939 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 10:44:19,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:19,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3430 states to 1719 states and 3430 transitions. [2018-10-04 10:44:19,020 INFO L276 IsEmpty]: Start isEmpty. Operand 1719 states and 3430 transitions. [2018-10-04 10:44:19,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:19,021 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:19,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:19,028 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:19,044 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 10:44:19,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:19,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3432 states to 1720 states and 3432 transitions. [2018-10-04 10:44:19,127 INFO L276 IsEmpty]: Start isEmpty. Operand 1720 states and 3432 transitions. [2018-10-04 10:44:19,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:19,128 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:19,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:19,134 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:19,153 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 10:44:19,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:19,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3434 states to 1721 states and 3434 transitions. [2018-10-04 10:44:19,234 INFO L276 IsEmpty]: Start isEmpty. Operand 1721 states and 3434 transitions. [2018-10-04 10:44:19,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:19,235 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:19,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:19,241 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:19,261 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 10:44:19,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:19,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3436 states to 1722 states and 3436 transitions. [2018-10-04 10:44:19,345 INFO L276 IsEmpty]: Start isEmpty. Operand 1722 states and 3436 transitions. [2018-10-04 10:44:19,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:19,346 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:19,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:19,353 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:19,370 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 10:44:19,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:19,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3438 states to 1723 states and 3438 transitions. [2018-10-04 10:44:19,455 INFO L276 IsEmpty]: Start isEmpty. Operand 1723 states and 3438 transitions. [2018-10-04 10:44:19,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:19,456 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:19,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:19,461 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:19,478 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 10:44:19,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:19,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3440 states to 1724 states and 3440 transitions. [2018-10-04 10:44:19,569 INFO L276 IsEmpty]: Start isEmpty. Operand 1724 states and 3440 transitions. [2018-10-04 10:44:19,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:19,570 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:19,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:19,574 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:19,589 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 10:44:19,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:19,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3442 states to 1725 states and 3442 transitions. [2018-10-04 10:44:19,677 INFO L276 IsEmpty]: Start isEmpty. Operand 1725 states and 3442 transitions. [2018-10-04 10:44:19,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:19,678 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:19,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:19,685 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:19,702 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 10:44:19,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:19,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3444 states to 1726 states and 3444 transitions. [2018-10-04 10:44:19,785 INFO L276 IsEmpty]: Start isEmpty. Operand 1726 states and 3444 transitions. [2018-10-04 10:44:19,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:19,786 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:19,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:19,790 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:19,808 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 10:44:19,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:19,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3446 states to 1727 states and 3446 transitions. [2018-10-04 10:44:19,894 INFO L276 IsEmpty]: Start isEmpty. Operand 1727 states and 3446 transitions. [2018-10-04 10:44:19,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:19,895 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:19,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:19,899 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:19,917 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 10:44:20,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:20,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3448 states to 1728 states and 3448 transitions. [2018-10-04 10:44:20,001 INFO L276 IsEmpty]: Start isEmpty. Operand 1728 states and 3448 transitions. [2018-10-04 10:44:20,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:20,002 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:20,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:20,007 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:20,023 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 10:44:20,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:20,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3450 states to 1729 states and 3450 transitions. [2018-10-04 10:44:20,106 INFO L276 IsEmpty]: Start isEmpty. Operand 1729 states and 3450 transitions. [2018-10-04 10:44:20,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:20,107 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:20,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:20,113 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:20,131 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 10:44:20,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:20,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3452 states to 1730 states and 3452 transitions. [2018-10-04 10:44:20,214 INFO L276 IsEmpty]: Start isEmpty. Operand 1730 states and 3452 transitions. [2018-10-04 10:44:20,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:20,215 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:20,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:20,219 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:20,235 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 10:44:20,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:20,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3454 states to 1731 states and 3454 transitions. [2018-10-04 10:44:20,323 INFO L276 IsEmpty]: Start isEmpty. Operand 1731 states and 3454 transitions. [2018-10-04 10:44:20,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:20,324 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:20,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:20,330 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:20,351 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 10:44:20,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:20,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3456 states to 1732 states and 3456 transitions. [2018-10-04 10:44:20,426 INFO L276 IsEmpty]: Start isEmpty. Operand 1732 states and 3456 transitions. [2018-10-04 10:44:20,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:20,427 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:20,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:20,431 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:20,449 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 10:44:20,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:20,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3458 states to 1733 states and 3458 transitions. [2018-10-04 10:44:20,534 INFO L276 IsEmpty]: Start isEmpty. Operand 1733 states and 3458 transitions. [2018-10-04 10:44:20,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:20,535 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:20,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:20,539 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:20,554 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 10:44:20,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:20,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3460 states to 1734 states and 3460 transitions. [2018-10-04 10:44:20,646 INFO L276 IsEmpty]: Start isEmpty. Operand 1734 states and 3460 transitions. [2018-10-04 10:44:20,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:20,648 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:20,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:20,652 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:20,668 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 10:44:20,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:20,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3462 states to 1735 states and 3462 transitions. [2018-10-04 10:44:20,799 INFO L276 IsEmpty]: Start isEmpty. Operand 1735 states and 3462 transitions. [2018-10-04 10:44:20,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:20,800 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:20,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:20,804 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:20,819 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 10:44:20,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:20,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3464 states to 1736 states and 3464 transitions. [2018-10-04 10:44:20,931 INFO L276 IsEmpty]: Start isEmpty. Operand 1736 states and 3464 transitions. [2018-10-04 10:44:20,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:20,932 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:20,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:20,936 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:20,953 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 10:44:21,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:21,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3466 states to 1737 states and 3466 transitions. [2018-10-04 10:44:21,066 INFO L276 IsEmpty]: Start isEmpty. Operand 1737 states and 3466 transitions. [2018-10-04 10:44:21,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:21,067 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:21,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:21,072 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:21,108 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 10:44:21,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:21,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3468 states to 1738 states and 3468 transitions. [2018-10-04 10:44:21,196 INFO L276 IsEmpty]: Start isEmpty. Operand 1738 states and 3468 transitions. [2018-10-04 10:44:21,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:21,197 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:21,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:21,203 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:21,223 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 10:44:21,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:21,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3470 states to 1739 states and 3470 transitions. [2018-10-04 10:44:21,302 INFO L276 IsEmpty]: Start isEmpty. Operand 1739 states and 3470 transitions. [2018-10-04 10:44:21,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:21,303 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:21,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:21,309 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:21,329 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 10:44:21,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:21,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3472 states to 1740 states and 3472 transitions. [2018-10-04 10:44:21,415 INFO L276 IsEmpty]: Start isEmpty. Operand 1740 states and 3472 transitions. [2018-10-04 10:44:21,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:21,416 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:21,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:21,420 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:21,438 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 10:44:21,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:21,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3474 states to 1741 states and 3474 transitions. [2018-10-04 10:44:21,525 INFO L276 IsEmpty]: Start isEmpty. Operand 1741 states and 3474 transitions. [2018-10-04 10:44:21,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:21,526 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:21,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:21,530 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:21,547 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 10:44:21,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:21,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3476 states to 1742 states and 3476 transitions. [2018-10-04 10:44:21,635 INFO L276 IsEmpty]: Start isEmpty. Operand 1742 states and 3476 transitions. [2018-10-04 10:44:21,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:21,635 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:21,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:21,640 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:21,658 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 10:44:21,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:21,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3478 states to 1743 states and 3478 transitions. [2018-10-04 10:44:21,752 INFO L276 IsEmpty]: Start isEmpty. Operand 1743 states and 3478 transitions. [2018-10-04 10:44:21,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:21,753 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:21,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:21,765 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:21,779 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 10:44:21,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:21,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3480 states to 1744 states and 3480 transitions. [2018-10-04 10:44:21,864 INFO L276 IsEmpty]: Start isEmpty. Operand 1744 states and 3480 transitions. [2018-10-04 10:44:21,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:21,865 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:21,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:21,869 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:21,890 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 10:44:21,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:21,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3482 states to 1745 states and 3482 transitions. [2018-10-04 10:44:21,972 INFO L276 IsEmpty]: Start isEmpty. Operand 1745 states and 3482 transitions. [2018-10-04 10:44:21,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:21,973 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:21,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:21,977 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:21,993 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 10:44:22,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:22,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3484 states to 1746 states and 3484 transitions. [2018-10-04 10:44:22,082 INFO L276 IsEmpty]: Start isEmpty. Operand 1746 states and 3484 transitions. [2018-10-04 10:44:22,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:22,083 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:22,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:22,087 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:22,103 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 10:44:22,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:22,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3486 states to 1747 states and 3486 transitions. [2018-10-04 10:44:22,191 INFO L276 IsEmpty]: Start isEmpty. Operand 1747 states and 3486 transitions. [2018-10-04 10:44:22,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:22,192 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:22,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:22,196 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:22,217 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:44:22,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:22,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3488 states to 1748 states and 3488 transitions. [2018-10-04 10:44:22,302 INFO L276 IsEmpty]: Start isEmpty. Operand 1748 states and 3488 transitions. [2018-10-04 10:44:22,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:22,303 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:22,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:22,310 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:22,326 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 10:44:22,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:22,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3490 states to 1749 states and 3490 transitions. [2018-10-04 10:44:22,409 INFO L276 IsEmpty]: Start isEmpty. Operand 1749 states and 3490 transitions. [2018-10-04 10:44:22,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:22,410 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:22,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:22,417 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:22,432 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 10:44:22,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:22,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3492 states to 1750 states and 3492 transitions. [2018-10-04 10:44:22,513 INFO L276 IsEmpty]: Start isEmpty. Operand 1750 states and 3492 transitions. [2018-10-04 10:44:22,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:22,513 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:22,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:22,520 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:22,538 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 10:44:22,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:22,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3494 states to 1751 states and 3494 transitions. [2018-10-04 10:44:22,622 INFO L276 IsEmpty]: Start isEmpty. Operand 1751 states and 3494 transitions. [2018-10-04 10:44:22,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:22,623 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:22,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:22,627 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:22,647 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 10:44:22,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:22,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3496 states to 1752 states and 3496 transitions. [2018-10-04 10:44:22,728 INFO L276 IsEmpty]: Start isEmpty. Operand 1752 states and 3496 transitions. [2018-10-04 10:44:22,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:22,729 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:22,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:22,733 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:22,752 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 10:44:22,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:22,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3498 states to 1753 states and 3498 transitions. [2018-10-04 10:44:22,835 INFO L276 IsEmpty]: Start isEmpty. Operand 1753 states and 3498 transitions. [2018-10-04 10:44:22,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:22,836 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:22,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:22,844 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:22,865 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:44:22,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:22,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3500 states to 1754 states and 3500 transitions. [2018-10-04 10:44:22,944 INFO L276 IsEmpty]: Start isEmpty. Operand 1754 states and 3500 transitions. [2018-10-04 10:44:22,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:22,945 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:22,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:22,951 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:22,973 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 10:44:23,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:23,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3502 states to 1755 states and 3502 transitions. [2018-10-04 10:44:23,053 INFO L276 IsEmpty]: Start isEmpty. Operand 1755 states and 3502 transitions. [2018-10-04 10:44:23,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:23,054 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:23,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:23,060 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:23,075 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 10:44:23,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:23,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3504 states to 1756 states and 3504 transitions. [2018-10-04 10:44:23,337 INFO L276 IsEmpty]: Start isEmpty. Operand 1756 states and 3504 transitions. [2018-10-04 10:44:23,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:23,338 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:23,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:23,342 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:23,355 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 10:44:23,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:23,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3506 states to 1757 states and 3506 transitions. [2018-10-04 10:44:23,437 INFO L276 IsEmpty]: Start isEmpty. Operand 1757 states and 3506 transitions. [2018-10-04 10:44:23,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:23,438 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:23,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:23,444 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:23,465 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 10:44:23,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:23,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3508 states to 1758 states and 3508 transitions. [2018-10-04 10:44:23,541 INFO L276 IsEmpty]: Start isEmpty. Operand 1758 states and 3508 transitions. [2018-10-04 10:44:23,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:23,542 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:23,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:23,548 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:23,565 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:44:23,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:23,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3510 states to 1759 states and 3510 transitions. [2018-10-04 10:44:23,647 INFO L276 IsEmpty]: Start isEmpty. Operand 1759 states and 3510 transitions. [2018-10-04 10:44:23,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:23,648 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:23,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:23,652 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:23,669 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 10:44:23,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:23,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3512 states to 1760 states and 3512 transitions. [2018-10-04 10:44:23,757 INFO L276 IsEmpty]: Start isEmpty. Operand 1760 states and 3512 transitions. [2018-10-04 10:44:23,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:23,758 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:23,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:23,764 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:23,783 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 10:44:23,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:23,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3514 states to 1761 states and 3514 transitions. [2018-10-04 10:44:23,868 INFO L276 IsEmpty]: Start isEmpty. Operand 1761 states and 3514 transitions. [2018-10-04 10:44:23,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:23,869 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:23,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:23,873 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:23,888 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 10:44:23,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:23,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3516 states to 1762 states and 3516 transitions. [2018-10-04 10:44:23,974 INFO L276 IsEmpty]: Start isEmpty. Operand 1762 states and 3516 transitions. [2018-10-04 10:44:23,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:23,974 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:23,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:23,979 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:23,995 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 10:44:24,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:24,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3518 states to 1763 states and 3518 transitions. [2018-10-04 10:44:24,083 INFO L276 IsEmpty]: Start isEmpty. Operand 1763 states and 3518 transitions. [2018-10-04 10:44:24,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:24,084 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:24,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:24,088 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:24,106 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:44:24,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:24,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3520 states to 1764 states and 3520 transitions. [2018-10-04 10:44:24,191 INFO L276 IsEmpty]: Start isEmpty. Operand 1764 states and 3520 transitions. [2018-10-04 10:44:24,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:24,192 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:24,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:24,199 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:24,215 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 10:44:24,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:24,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3522 states to 1765 states and 3522 transitions. [2018-10-04 10:44:24,301 INFO L276 IsEmpty]: Start isEmpty. Operand 1765 states and 3522 transitions. [2018-10-04 10:44:24,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:24,302 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:24,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:24,310 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:24,326 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 10:44:24,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:24,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3524 states to 1766 states and 3524 transitions. [2018-10-04 10:44:24,413 INFO L276 IsEmpty]: Start isEmpty. Operand 1766 states and 3524 transitions. [2018-10-04 10:44:24,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:24,414 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:24,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:24,419 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:24,437 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 10:44:24,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:24,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3526 states to 1767 states and 3526 transitions. [2018-10-04 10:44:24,521 INFO L276 IsEmpty]: Start isEmpty. Operand 1767 states and 3526 transitions. [2018-10-04 10:44:24,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:24,522 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:24,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:24,528 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:24,548 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:44:24,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:24,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3528 states to 1768 states and 3528 transitions. [2018-10-04 10:44:24,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1768 states and 3528 transitions. [2018-10-04 10:44:24,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:24,632 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:24,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:24,636 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:24,655 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 10:44:24,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:24,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3530 states to 1769 states and 3530 transitions. [2018-10-04 10:44:24,740 INFO L276 IsEmpty]: Start isEmpty. Operand 1769 states and 3530 transitions. [2018-10-04 10:44:24,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:24,741 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:24,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:24,748 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:24,765 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 10:44:24,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:24,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3532 states to 1770 states and 3532 transitions. [2018-10-04 10:44:24,850 INFO L276 IsEmpty]: Start isEmpty. Operand 1770 states and 3532 transitions. [2018-10-04 10:44:24,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:24,850 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:24,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:24,857 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:24,874 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 10:44:24,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:24,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3534 states to 1771 states and 3534 transitions. [2018-10-04 10:44:24,960 INFO L276 IsEmpty]: Start isEmpty. Operand 1771 states and 3534 transitions. [2018-10-04 10:44:24,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:24,960 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:24,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:24,965 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:24,981 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:44:25,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:25,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3536 states to 1772 states and 3536 transitions. [2018-10-04 10:44:25,068 INFO L276 IsEmpty]: Start isEmpty. Operand 1772 states and 3536 transitions. [2018-10-04 10:44:25,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:25,069 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:25,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:25,073 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:25,090 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 10:44:25,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:25,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3538 states to 1773 states and 3538 transitions. [2018-10-04 10:44:25,176 INFO L276 IsEmpty]: Start isEmpty. Operand 1773 states and 3538 transitions. [2018-10-04 10:44:25,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:25,177 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:25,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:25,182 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:25,197 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 10:44:25,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:25,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3540 states to 1774 states and 3540 transitions. [2018-10-04 10:44:25,286 INFO L276 IsEmpty]: Start isEmpty. Operand 1774 states and 3540 transitions. [2018-10-04 10:44:25,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:25,286 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:25,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:25,290 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:25,306 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 10:44:25,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:25,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3542 states to 1775 states and 3542 transitions. [2018-10-04 10:44:25,397 INFO L276 IsEmpty]: Start isEmpty. Operand 1775 states and 3542 transitions. [2018-10-04 10:44:25,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:25,398 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:25,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:25,403 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:25,418 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 10:44:25,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:25,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3544 states to 1776 states and 3544 transitions. [2018-10-04 10:44:25,507 INFO L276 IsEmpty]: Start isEmpty. Operand 1776 states and 3544 transitions. [2018-10-04 10:44:25,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:25,507 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:25,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:25,513 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:25,529 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 10:44:25,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:25,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3546 states to 1777 states and 3546 transitions. [2018-10-04 10:44:25,616 INFO L276 IsEmpty]: Start isEmpty. Operand 1777 states and 3546 transitions. [2018-10-04 10:44:25,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:25,617 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:25,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:25,623 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:25,641 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 10:44:25,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:25,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3548 states to 1778 states and 3548 transitions. [2018-10-04 10:44:25,730 INFO L276 IsEmpty]: Start isEmpty. Operand 1778 states and 3548 transitions. [2018-10-04 10:44:25,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:25,731 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:25,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:25,736 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:25,755 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 10:44:25,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:25,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3550 states to 1779 states and 3550 transitions. [2018-10-04 10:44:25,881 INFO L276 IsEmpty]: Start isEmpty. Operand 1779 states and 3550 transitions. [2018-10-04 10:44:25,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:25,882 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:25,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:25,889 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:25,903 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 10:44:26,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:26,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3552 states to 1780 states and 3552 transitions. [2018-10-04 10:44:26,020 INFO L276 IsEmpty]: Start isEmpty. Operand 1780 states and 3552 transitions. [2018-10-04 10:44:26,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:26,021 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:26,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:26,027 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:26,040 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:44:26,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:26,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3554 states to 1781 states and 3554 transitions. [2018-10-04 10:44:26,160 INFO L276 IsEmpty]: Start isEmpty. Operand 1781 states and 3554 transitions. [2018-10-04 10:44:26,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:26,161 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:26,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:26,165 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:26,181 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 10:44:26,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:26,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3556 states to 1782 states and 3556 transitions. [2018-10-04 10:44:26,281 INFO L276 IsEmpty]: Start isEmpty. Operand 1782 states and 3556 transitions. [2018-10-04 10:44:26,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:26,282 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:26,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:26,287 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:26,304 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 10:44:26,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:26,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3558 states to 1783 states and 3558 transitions. [2018-10-04 10:44:26,387 INFO L276 IsEmpty]: Start isEmpty. Operand 1783 states and 3558 transitions. [2018-10-04 10:44:26,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:26,388 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:26,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:26,391 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:26,408 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 10:44:26,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:26,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3560 states to 1784 states and 3560 transitions. [2018-10-04 10:44:26,497 INFO L276 IsEmpty]: Start isEmpty. Operand 1784 states and 3560 transitions. [2018-10-04 10:44:26,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:26,498 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:26,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:26,503 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:26,518 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 10:44:26,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:26,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3562 states to 1785 states and 3562 transitions. [2018-10-04 10:44:26,607 INFO L276 IsEmpty]: Start isEmpty. Operand 1785 states and 3562 transitions. [2018-10-04 10:44:26,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:26,607 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:26,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:26,612 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:26,628 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:44:26,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:26,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3564 states to 1786 states and 3564 transitions. [2018-10-04 10:44:26,717 INFO L276 IsEmpty]: Start isEmpty. Operand 1786 states and 3564 transitions. [2018-10-04 10:44:26,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:26,718 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:26,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:26,722 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:26,737 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 10:44:26,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:26,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3566 states to 1787 states and 3566 transitions. [2018-10-04 10:44:26,827 INFO L276 IsEmpty]: Start isEmpty. Operand 1787 states and 3566 transitions. [2018-10-04 10:44:26,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:26,828 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:26,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:26,834 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:26,852 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 10:44:26,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:26,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3568 states to 1788 states and 3568 transitions. [2018-10-04 10:44:26,940 INFO L276 IsEmpty]: Start isEmpty. Operand 1788 states and 3568 transitions. [2018-10-04 10:44:26,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:26,940 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:26,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:26,945 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:26,963 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:44:27,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:27,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3570 states to 1789 states and 3570 transitions. [2018-10-04 10:44:27,050 INFO L276 IsEmpty]: Start isEmpty. Operand 1789 states and 3570 transitions. [2018-10-04 10:44:27,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:27,051 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:27,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:27,057 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:27,074 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 10:44:27,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:27,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3572 states to 1790 states and 3572 transitions. [2018-10-04 10:44:27,158 INFO L276 IsEmpty]: Start isEmpty. Operand 1790 states and 3572 transitions. [2018-10-04 10:44:27,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:27,159 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:27,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:27,164 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:27,182 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 10:44:27,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:27,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3574 states to 1791 states and 3574 transitions. [2018-10-04 10:44:27,268 INFO L276 IsEmpty]: Start isEmpty. Operand 1791 states and 3574 transitions. [2018-10-04 10:44:27,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:27,269 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:27,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:27,273 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:27,288 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 10:44:27,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:27,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3576 states to 1792 states and 3576 transitions. [2018-10-04 10:44:27,381 INFO L276 IsEmpty]: Start isEmpty. Operand 1792 states and 3576 transitions. [2018-10-04 10:44:27,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:27,382 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:27,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:27,401 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:27,539 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 10:44:27,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:27,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3578 states to 1793 states and 3578 transitions. [2018-10-04 10:44:27,626 INFO L276 IsEmpty]: Start isEmpty. Operand 1793 states and 3578 transitions. [2018-10-04 10:44:27,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:27,627 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:27,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:27,635 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:27,649 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 10:44:27,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:27,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3580 states to 1794 states and 3580 transitions. [2018-10-04 10:44:27,726 INFO L276 IsEmpty]: Start isEmpty. Operand 1794 states and 3580 transitions. [2018-10-04 10:44:27,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:27,726 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:27,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:27,730 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:27,745 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 10:44:27,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:27,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3582 states to 1795 states and 3582 transitions. [2018-10-04 10:44:27,840 INFO L276 IsEmpty]: Start isEmpty. Operand 1795 states and 3582 transitions. [2018-10-04 10:44:27,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:27,841 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:27,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:27,845 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:27,865 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:44:27,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:27,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3584 states to 1796 states and 3584 transitions. [2018-10-04 10:44:27,952 INFO L276 IsEmpty]: Start isEmpty. Operand 1796 states and 3584 transitions. [2018-10-04 10:44:27,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:27,953 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:27,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:27,959 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:27,978 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 10:44:28,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:28,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3586 states to 1797 states and 3586 transitions. [2018-10-04 10:44:28,065 INFO L276 IsEmpty]: Start isEmpty. Operand 1797 states and 3586 transitions. [2018-10-04 10:44:28,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:28,066 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:28,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:28,071 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:28,088 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 10:44:28,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:28,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3588 states to 1798 states and 3588 transitions. [2018-10-04 10:44:28,172 INFO L276 IsEmpty]: Start isEmpty. Operand 1798 states and 3588 transitions. [2018-10-04 10:44:28,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:28,173 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:28,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:28,178 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:28,195 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 10:44:28,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:28,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3590 states to 1799 states and 3590 transitions. [2018-10-04 10:44:28,279 INFO L276 IsEmpty]: Start isEmpty. Operand 1799 states and 3590 transitions. [2018-10-04 10:44:28,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:28,280 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:28,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:28,286 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:28,304 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 10:44:28,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:28,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3592 states to 1800 states and 3592 transitions. [2018-10-04 10:44:28,393 INFO L276 IsEmpty]: Start isEmpty. Operand 1800 states and 3592 transitions. [2018-10-04 10:44:28,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:28,394 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:28,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:28,400 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:28,415 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 10:44:28,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:28,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3594 states to 1801 states and 3594 transitions. [2018-10-04 10:44:28,499 INFO L276 IsEmpty]: Start isEmpty. Operand 1801 states and 3594 transitions. [2018-10-04 10:44:28,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:28,500 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:28,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:28,506 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:28,539 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 10:44:28,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:28,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3596 states to 1802 states and 3596 transitions. [2018-10-04 10:44:28,806 INFO L276 IsEmpty]: Start isEmpty. Operand 1802 states and 3596 transitions. [2018-10-04 10:44:28,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:28,807 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:28,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:28,811 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:28,842 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 10:44:29,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:29,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3598 states to 1803 states and 3598 transitions. [2018-10-04 10:44:29,006 INFO L276 IsEmpty]: Start isEmpty. Operand 1803 states and 3598 transitions. [2018-10-04 10:44:29,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:29,007 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:29,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:29,011 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:29,030 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 10:44:29,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:29,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3600 states to 1804 states and 3600 transitions. [2018-10-04 10:44:29,114 INFO L276 IsEmpty]: Start isEmpty. Operand 1804 states and 3600 transitions. [2018-10-04 10:44:29,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:29,115 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:29,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:29,122 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:29,140 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 10:44:29,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:29,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3602 states to 1805 states and 3602 transitions. [2018-10-04 10:44:29,224 INFO L276 IsEmpty]: Start isEmpty. Operand 1805 states and 3602 transitions. [2018-10-04 10:44:29,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:29,225 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:29,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:29,232 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:29,250 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:44:29,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:29,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3604 states to 1806 states and 3604 transitions. [2018-10-04 10:44:29,336 INFO L276 IsEmpty]: Start isEmpty. Operand 1806 states and 3604 transitions. [2018-10-04 10:44:29,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:29,337 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:29,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:29,344 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:29,363 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 10:44:29,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:29,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3606 states to 1807 states and 3606 transitions. [2018-10-04 10:44:29,449 INFO L276 IsEmpty]: Start isEmpty. Operand 1807 states and 3606 transitions. [2018-10-04 10:44:29,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:29,450 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:29,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:29,457 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:29,471 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 10:44:29,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:29,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3608 states to 1808 states and 3608 transitions. [2018-10-04 10:44:29,561 INFO L276 IsEmpty]: Start isEmpty. Operand 1808 states and 3608 transitions. [2018-10-04 10:44:29,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:29,562 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:29,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:29,566 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:29,583 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 10:44:29,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:29,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3610 states to 1809 states and 3610 transitions. [2018-10-04 10:44:29,671 INFO L276 IsEmpty]: Start isEmpty. Operand 1809 states and 3610 transitions. [2018-10-04 10:44:29,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:29,672 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:29,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:29,676 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:29,692 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 10:44:29,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:29,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3612 states to 1810 states and 3612 transitions. [2018-10-04 10:44:29,784 INFO L276 IsEmpty]: Start isEmpty. Operand 1810 states and 3612 transitions. [2018-10-04 10:44:29,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:29,785 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:29,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:29,789 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:29,805 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 10:44:29,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:29,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3614 states to 1811 states and 3614 transitions. [2018-10-04 10:44:29,896 INFO L276 IsEmpty]: Start isEmpty. Operand 1811 states and 3614 transitions. [2018-10-04 10:44:29,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:29,897 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:29,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:29,901 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:29,916 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 10:44:30,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:30,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3616 states to 1812 states and 3616 transitions. [2018-10-04 10:44:30,010 INFO L276 IsEmpty]: Start isEmpty. Operand 1812 states and 3616 transitions. [2018-10-04 10:44:30,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:30,011 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:30,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:30,017 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:30,033 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:44:30,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:30,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3618 states to 1813 states and 3618 transitions. [2018-10-04 10:44:30,122 INFO L276 IsEmpty]: Start isEmpty. Operand 1813 states and 3618 transitions. [2018-10-04 10:44:30,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:30,123 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:30,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:30,128 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:30,146 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:44:30,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:30,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3620 states to 1814 states and 3620 transitions. [2018-10-04 10:44:30,232 INFO L276 IsEmpty]: Start isEmpty. Operand 1814 states and 3620 transitions. [2018-10-04 10:44:30,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:30,233 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:30,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:30,241 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:30,260 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 10:44:30,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:30,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3622 states to 1815 states and 3622 transitions. [2018-10-04 10:44:30,339 INFO L276 IsEmpty]: Start isEmpty. Operand 1815 states and 3622 transitions. [2018-10-04 10:44:30,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:30,340 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:30,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:30,345 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:30,363 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 10:44:30,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:30,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3624 states to 1816 states and 3624 transitions. [2018-10-04 10:44:30,451 INFO L276 IsEmpty]: Start isEmpty. Operand 1816 states and 3624 transitions. [2018-10-04 10:44:30,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:30,452 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:30,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:30,458 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:30,475 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 10:44:30,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:30,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3626 states to 1817 states and 3626 transitions. [2018-10-04 10:44:30,563 INFO L276 IsEmpty]: Start isEmpty. Operand 1817 states and 3626 transitions. [2018-10-04 10:44:30,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:30,564 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:30,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:30,568 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:30,584 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 10:44:30,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:30,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3628 states to 1818 states and 3628 transitions. [2018-10-04 10:44:30,679 INFO L276 IsEmpty]: Start isEmpty. Operand 1818 states and 3628 transitions. [2018-10-04 10:44:30,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:30,680 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:30,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:30,684 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:30,700 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 10:44:30,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:30,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3630 states to 1819 states and 3630 transitions. [2018-10-04 10:44:30,792 INFO L276 IsEmpty]: Start isEmpty. Operand 1819 states and 3630 transitions. [2018-10-04 10:44:30,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:30,793 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:30,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:30,798 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:30,818 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 10:44:30,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:30,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3632 states to 1820 states and 3632 transitions. [2018-10-04 10:44:30,906 INFO L276 IsEmpty]: Start isEmpty. Operand 1820 states and 3632 transitions. [2018-10-04 10:44:30,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:30,907 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:30,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:30,914 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:30,927 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 10:44:31,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:31,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3634 states to 1821 states and 3634 transitions. [2018-10-04 10:44:31,046 INFO L276 IsEmpty]: Start isEmpty. Operand 1821 states and 3634 transitions. [2018-10-04 10:44:31,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:31,047 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:31,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:31,052 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:31,065 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 10:44:31,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:31,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3636 states to 1822 states and 3636 transitions. [2018-10-04 10:44:31,181 INFO L276 IsEmpty]: Start isEmpty. Operand 1822 states and 3636 transitions. [2018-10-04 10:44:31,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:31,181 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:31,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:31,201 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:31,353 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 10:44:31,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:31,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3638 states to 1823 states and 3638 transitions. [2018-10-04 10:44:31,536 INFO L276 IsEmpty]: Start isEmpty. Operand 1823 states and 3638 transitions. [2018-10-04 10:44:31,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:31,537 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:31,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:31,543 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:31,560 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 10:44:31,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:31,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3640 states to 1824 states and 3640 transitions. [2018-10-04 10:44:31,641 INFO L276 IsEmpty]: Start isEmpty. Operand 1824 states and 3640 transitions. [2018-10-04 10:44:31,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:31,642 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:31,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:31,649 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:31,667 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 10:44:31,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:31,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3642 states to 1825 states and 3642 transitions. [2018-10-04 10:44:31,749 INFO L276 IsEmpty]: Start isEmpty. Operand 1825 states and 3642 transitions. [2018-10-04 10:44:31,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:31,750 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:31,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:31,756 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:31,772 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:44:31,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:31,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3644 states to 1826 states and 3644 transitions. [2018-10-04 10:44:31,863 INFO L276 IsEmpty]: Start isEmpty. Operand 1826 states and 3644 transitions. [2018-10-04 10:44:31,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:31,864 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:31,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:31,868 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:31,884 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 10:44:31,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:31,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3646 states to 1827 states and 3646 transitions. [2018-10-04 10:44:31,977 INFO L276 IsEmpty]: Start isEmpty. Operand 1827 states and 3646 transitions. [2018-10-04 10:44:31,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:31,978 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:31,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:31,984 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:32,001 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 10:44:32,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:32,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3648 states to 1828 states and 3648 transitions. [2018-10-04 10:44:32,091 INFO L276 IsEmpty]: Start isEmpty. Operand 1828 states and 3648 transitions. [2018-10-04 10:44:32,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:32,091 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:32,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:32,098 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:32,119 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 10:44:32,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:32,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3650 states to 1829 states and 3650 transitions. [2018-10-04 10:44:32,197 INFO L276 IsEmpty]: Start isEmpty. Operand 1829 states and 3650 transitions. [2018-10-04 10:44:32,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:32,198 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:32,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:32,205 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:32,222 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 10:44:32,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:32,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3652 states to 1830 states and 3652 transitions. [2018-10-04 10:44:32,310 INFO L276 IsEmpty]: Start isEmpty. Operand 1830 states and 3652 transitions. [2018-10-04 10:44:32,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:32,311 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:32,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:32,315 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:32,334 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 10:44:32,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:32,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3654 states to 1831 states and 3654 transitions. [2018-10-04 10:44:32,422 INFO L276 IsEmpty]: Start isEmpty. Operand 1831 states and 3654 transitions. [2018-10-04 10:44:32,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:32,423 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:32,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:32,429 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:32,445 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 10:44:32,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:32,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3656 states to 1832 states and 3656 transitions. [2018-10-04 10:44:32,539 INFO L276 IsEmpty]: Start isEmpty. Operand 1832 states and 3656 transitions. [2018-10-04 10:44:32,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:32,540 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:32,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:32,545 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:32,560 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 10:44:32,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:32,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3658 states to 1833 states and 3658 transitions. [2018-10-04 10:44:32,649 INFO L276 IsEmpty]: Start isEmpty. Operand 1833 states and 3658 transitions. [2018-10-04 10:44:32,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:32,650 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:32,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:32,657 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:32,672 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 10:44:32,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:32,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3660 states to 1834 states and 3660 transitions. [2018-10-04 10:44:32,754 INFO L276 IsEmpty]: Start isEmpty. Operand 1834 states and 3660 transitions. [2018-10-04 10:44:32,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:32,754 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:32,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:32,759 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:32,776 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 10:44:32,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:32,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3662 states to 1835 states and 3662 transitions. [2018-10-04 10:44:32,865 INFO L276 IsEmpty]: Start isEmpty. Operand 1835 states and 3662 transitions. [2018-10-04 10:44:32,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:32,866 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:32,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:32,870 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:32,887 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 10:44:32,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:32,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3664 states to 1836 states and 3664 transitions. [2018-10-04 10:44:32,978 INFO L276 IsEmpty]: Start isEmpty. Operand 1836 states and 3664 transitions. [2018-10-04 10:44:32,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:32,978 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:32,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:32,984 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:33,000 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 10:44:33,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:33,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3666 states to 1837 states and 3666 transitions. [2018-10-04 10:44:33,089 INFO L276 IsEmpty]: Start isEmpty. Operand 1837 states and 3666 transitions. [2018-10-04 10:44:33,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:33,090 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:33,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:33,094 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:33,108 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 10:44:33,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:33,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3668 states to 1838 states and 3668 transitions. [2018-10-04 10:44:33,200 INFO L276 IsEmpty]: Start isEmpty. Operand 1838 states and 3668 transitions. [2018-10-04 10:44:33,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:33,200 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:33,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:33,205 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:33,220 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 10:44:33,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:33,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3670 states to 1839 states and 3670 transitions. [2018-10-04 10:44:33,313 INFO L276 IsEmpty]: Start isEmpty. Operand 1839 states and 3670 transitions. [2018-10-04 10:44:33,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:33,314 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:33,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:33,319 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:33,336 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 10:44:33,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:33,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3672 states to 1840 states and 3672 transitions. [2018-10-04 10:44:33,426 INFO L276 IsEmpty]: Start isEmpty. Operand 1840 states and 3672 transitions. [2018-10-04 10:44:33,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:33,427 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:33,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:33,436 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:33,452 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 10:44:33,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:33,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3674 states to 1841 states and 3674 transitions. [2018-10-04 10:44:33,537 INFO L276 IsEmpty]: Start isEmpty. Operand 1841 states and 3674 transitions. [2018-10-04 10:44:33,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:33,538 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:33,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:33,542 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:33,559 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 10:44:33,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:33,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3676 states to 1842 states and 3676 transitions. [2018-10-04 10:44:33,652 INFO L276 IsEmpty]: Start isEmpty. Operand 1842 states and 3676 transitions. [2018-10-04 10:44:33,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:33,653 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:33,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:33,659 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:33,675 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:44:33,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:33,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3678 states to 1843 states and 3678 transitions. [2018-10-04 10:44:33,765 INFO L276 IsEmpty]: Start isEmpty. Operand 1843 states and 3678 transitions. [2018-10-04 10:44:33,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:33,766 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:33,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:33,784 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:33,810 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 10:44:33,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:33,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3680 states to 1844 states and 3680 transitions. [2018-10-04 10:44:33,894 INFO L276 IsEmpty]: Start isEmpty. Operand 1844 states and 3680 transitions. [2018-10-04 10:44:33,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:33,895 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:33,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:33,899 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:33,917 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 10:44:33,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:34,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3682 states to 1845 states and 3682 transitions. [2018-10-04 10:44:34,000 INFO L276 IsEmpty]: Start isEmpty. Operand 1845 states and 3682 transitions. [2018-10-04 10:44:34,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:34,001 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:34,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:34,006 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:34,027 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 10:44:34,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:34,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3684 states to 1846 states and 3684 transitions. [2018-10-04 10:44:34,114 INFO L276 IsEmpty]: Start isEmpty. Operand 1846 states and 3684 transitions. [2018-10-04 10:44:34,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:34,115 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:34,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:34,122 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:34,140 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 10:44:34,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:34,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3686 states to 1847 states and 3686 transitions. [2018-10-04 10:44:34,224 INFO L276 IsEmpty]: Start isEmpty. Operand 1847 states and 3686 transitions. [2018-10-04 10:44:34,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:34,225 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:34,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:34,233 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:34,247 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 10:44:34,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:34,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3688 states to 1848 states and 3688 transitions. [2018-10-04 10:44:34,336 INFO L276 IsEmpty]: Start isEmpty. Operand 1848 states and 3688 transitions. [2018-10-04 10:44:34,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:34,337 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:34,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:34,354 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:34,409 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 10:44:34,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:34,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3690 states to 1849 states and 3690 transitions. [2018-10-04 10:44:34,488 INFO L276 IsEmpty]: Start isEmpty. Operand 1849 states and 3690 transitions. [2018-10-04 10:44:34,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:34,489 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:34,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:34,493 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:34,507 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 10:44:34,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:34,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3692 states to 1850 states and 3692 transitions. [2018-10-04 10:44:34,595 INFO L276 IsEmpty]: Start isEmpty. Operand 1850 states and 3692 transitions. [2018-10-04 10:44:34,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:34,596 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:34,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:34,602 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:34,619 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 10:44:34,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:34,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3694 states to 1851 states and 3694 transitions. [2018-10-04 10:44:34,705 INFO L276 IsEmpty]: Start isEmpty. Operand 1851 states and 3694 transitions. [2018-10-04 10:44:34,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:34,706 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:34,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:34,710 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:34,728 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 10:44:34,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:34,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3696 states to 1852 states and 3696 transitions. [2018-10-04 10:44:34,823 INFO L276 IsEmpty]: Start isEmpty. Operand 1852 states and 3696 transitions. [2018-10-04 10:44:34,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:34,825 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:34,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:34,835 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:34,854 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 10:44:34,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:34,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3698 states to 1853 states and 3698 transitions. [2018-10-04 10:44:34,940 INFO L276 IsEmpty]: Start isEmpty. Operand 1853 states and 3698 transitions. [2018-10-04 10:44:34,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:34,941 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:34,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:34,945 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:34,964 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 10:44:35,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:35,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3700 states to 1854 states and 3700 transitions. [2018-10-04 10:44:35,050 INFO L276 IsEmpty]: Start isEmpty. Operand 1854 states and 3700 transitions. [2018-10-04 10:44:35,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:35,051 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:35,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:35,058 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:35,074 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 10:44:35,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:35,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3702 states to 1855 states and 3702 transitions. [2018-10-04 10:44:35,166 INFO L276 IsEmpty]: Start isEmpty. Operand 1855 states and 3702 transitions. [2018-10-04 10:44:35,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:35,167 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:35,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:35,171 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:35,191 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 10:44:35,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:35,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3704 states to 1856 states and 3704 transitions. [2018-10-04 10:44:35,280 INFO L276 IsEmpty]: Start isEmpty. Operand 1856 states and 3704 transitions. [2018-10-04 10:44:35,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:35,281 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:35,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:35,285 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:35,301 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 10:44:35,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:35,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3706 states to 1857 states and 3706 transitions. [2018-10-04 10:44:35,393 INFO L276 IsEmpty]: Start isEmpty. Operand 1857 states and 3706 transitions. [2018-10-04 10:44:35,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:35,394 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:35,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:35,398 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:35,416 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 10:44:35,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:35,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3708 states to 1858 states and 3708 transitions. [2018-10-04 10:44:35,504 INFO L276 IsEmpty]: Start isEmpty. Operand 1858 states and 3708 transitions. [2018-10-04 10:44:35,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:35,505 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:35,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:35,509 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:35,524 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 10:44:35,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:35,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3710 states to 1859 states and 3710 transitions. [2018-10-04 10:44:35,618 INFO L276 IsEmpty]: Start isEmpty. Operand 1859 states and 3710 transitions. [2018-10-04 10:44:35,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:35,619 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:35,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:35,623 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:35,643 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 10:44:35,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:35,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3712 states to 1860 states and 3712 transitions. [2018-10-04 10:44:35,730 INFO L276 IsEmpty]: Start isEmpty. Operand 1860 states and 3712 transitions. [2018-10-04 10:44:35,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:35,731 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:35,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:35,737 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:35,755 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 10:44:35,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:35,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3714 states to 1861 states and 3714 transitions. [2018-10-04 10:44:35,837 INFO L276 IsEmpty]: Start isEmpty. Operand 1861 states and 3714 transitions. [2018-10-04 10:44:35,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:35,838 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:35,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:35,844 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:35,866 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 10:44:35,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:35,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3716 states to 1862 states and 3716 transitions. [2018-10-04 10:44:35,949 INFO L276 IsEmpty]: Start isEmpty. Operand 1862 states and 3716 transitions. [2018-10-04 10:44:35,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:35,950 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:35,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:35,957 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:35,974 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 10:44:36,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:36,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3718 states to 1863 states and 3718 transitions. [2018-10-04 10:44:36,070 INFO L276 IsEmpty]: Start isEmpty. Operand 1863 states and 3718 transitions. [2018-10-04 10:44:36,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:36,070 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:36,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:36,075 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:36,088 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 10:44:36,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:36,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3720 states to 1864 states and 3720 transitions. [2018-10-04 10:44:36,211 INFO L276 IsEmpty]: Start isEmpty. Operand 1864 states and 3720 transitions. [2018-10-04 10:44:36,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:36,212 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:36,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:36,216 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:36,232 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 10:44:36,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:36,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3722 states to 1865 states and 3722 transitions. [2018-10-04 10:44:36,353 INFO L276 IsEmpty]: Start isEmpty. Operand 1865 states and 3722 transitions. [2018-10-04 10:44:36,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:36,354 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:36,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:36,358 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:36,370 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 10:44:36,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:36,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3724 states to 1866 states and 3724 transitions. [2018-10-04 10:44:36,482 INFO L276 IsEmpty]: Start isEmpty. Operand 1866 states and 3724 transitions. [2018-10-04 10:44:36,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:36,483 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:36,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:36,489 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:36,502 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:44:36,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:36,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3726 states to 1867 states and 3726 transitions. [2018-10-04 10:44:36,594 INFO L276 IsEmpty]: Start isEmpty. Operand 1867 states and 3726 transitions. [2018-10-04 10:44:36,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:36,595 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:36,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:36,600 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:36,618 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 10:44:36,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:36,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3728 states to 1868 states and 3728 transitions. [2018-10-04 10:44:36,701 INFO L276 IsEmpty]: Start isEmpty. Operand 1868 states and 3728 transitions. [2018-10-04 10:44:36,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:36,702 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:36,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:36,707 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:36,728 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 10:44:36,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:36,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3730 states to 1869 states and 3730 transitions. [2018-10-04 10:44:36,832 INFO L276 IsEmpty]: Start isEmpty. Operand 1869 states and 3730 transitions. [2018-10-04 10:44:36,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:36,833 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:36,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:36,839 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:36,858 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 10:44:36,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:36,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3732 states to 1870 states and 3732 transitions. [2018-10-04 10:44:36,953 INFO L276 IsEmpty]: Start isEmpty. Operand 1870 states and 3732 transitions. [2018-10-04 10:44:36,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:36,954 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:36,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:36,962 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:36,981 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:44:37,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:37,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3734 states to 1871 states and 3734 transitions. [2018-10-04 10:44:37,065 INFO L276 IsEmpty]: Start isEmpty. Operand 1871 states and 3734 transitions. [2018-10-04 10:44:37,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:37,066 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:37,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:37,072 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:37,092 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 10:44:37,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:37,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3736 states to 1872 states and 3736 transitions. [2018-10-04 10:44:37,174 INFO L276 IsEmpty]: Start isEmpty. Operand 1872 states and 3736 transitions. [2018-10-04 10:44:37,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:37,174 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:37,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:37,178 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:37,198 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 10:44:37,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:37,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3738 states to 1873 states and 3738 transitions. [2018-10-04 10:44:37,284 INFO L276 IsEmpty]: Start isEmpty. Operand 1873 states and 3738 transitions. [2018-10-04 10:44:37,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:37,285 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:37,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:37,290 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:37,307 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 10:44:37,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:37,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3740 states to 1874 states and 3740 transitions. [2018-10-04 10:44:37,397 INFO L276 IsEmpty]: Start isEmpty. Operand 1874 states and 3740 transitions. [2018-10-04 10:44:37,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:37,398 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:37,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:37,402 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:37,418 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 10:44:37,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:37,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3742 states to 1875 states and 3742 transitions. [2018-10-04 10:44:37,508 INFO L276 IsEmpty]: Start isEmpty. Operand 1875 states and 3742 transitions. [2018-10-04 10:44:37,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:37,509 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:37,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:37,514 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:37,531 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 10:44:37,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:37,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3744 states to 1876 states and 3744 transitions. [2018-10-04 10:44:37,620 INFO L276 IsEmpty]: Start isEmpty. Operand 1876 states and 3744 transitions. [2018-10-04 10:44:37,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:37,621 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:37,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:37,626 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:37,645 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 10:44:37,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:37,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3746 states to 1877 states and 3746 transitions. [2018-10-04 10:44:37,734 INFO L276 IsEmpty]: Start isEmpty. Operand 1877 states and 3746 transitions. [2018-10-04 10:44:37,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:37,735 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:37,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:37,741 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:37,758 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 10:44:37,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:37,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3748 states to 1878 states and 3748 transitions. [2018-10-04 10:44:37,846 INFO L276 IsEmpty]: Start isEmpty. Operand 1878 states and 3748 transitions. [2018-10-04 10:44:37,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:37,847 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:37,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:37,855 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:37,870 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 10:44:37,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:37,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3750 states to 1879 states and 3750 transitions. [2018-10-04 10:44:37,959 INFO L276 IsEmpty]: Start isEmpty. Operand 1879 states and 3750 transitions. [2018-10-04 10:44:37,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:37,960 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:37,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:37,964 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:37,985 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 10:44:38,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:38,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3752 states to 1880 states and 3752 transitions. [2018-10-04 10:44:38,071 INFO L276 IsEmpty]: Start isEmpty. Operand 1880 states and 3752 transitions. [2018-10-04 10:44:38,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:38,072 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:38,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:38,076 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:38,093 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 10:44:38,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:38,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3754 states to 1881 states and 3754 transitions. [2018-10-04 10:44:38,185 INFO L276 IsEmpty]: Start isEmpty. Operand 1881 states and 3754 transitions. [2018-10-04 10:44:38,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:38,186 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:38,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:38,192 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:38,212 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 10:44:38,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:38,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3756 states to 1882 states and 3756 transitions. [2018-10-04 10:44:38,293 INFO L276 IsEmpty]: Start isEmpty. Operand 1882 states and 3756 transitions. [2018-10-04 10:44:38,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:38,293 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:38,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:38,300 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:38,321 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 10:44:38,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:38,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3758 states to 1883 states and 3758 transitions. [2018-10-04 10:44:38,402 INFO L276 IsEmpty]: Start isEmpty. Operand 1883 states and 3758 transitions. [2018-10-04 10:44:38,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:38,403 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:38,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:38,410 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:38,424 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 10:44:38,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:38,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3760 states to 1884 states and 3760 transitions. [2018-10-04 10:44:38,523 INFO L276 IsEmpty]: Start isEmpty. Operand 1884 states and 3760 transitions. [2018-10-04 10:44:38,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:38,524 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:38,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:38,530 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:38,544 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 10:44:38,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:38,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3762 states to 1885 states and 3762 transitions. [2018-10-04 10:44:38,637 INFO L276 IsEmpty]: Start isEmpty. Operand 1885 states and 3762 transitions. [2018-10-04 10:44:38,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:38,638 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:38,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:38,644 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:38,661 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:44:38,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:38,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3764 states to 1886 states and 3764 transitions. [2018-10-04 10:44:38,749 INFO L276 IsEmpty]: Start isEmpty. Operand 1886 states and 3764 transitions. [2018-10-04 10:44:38,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:38,750 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:38,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:38,768 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:38,812 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 10:44:38,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:38,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3766 states to 1887 states and 3766 transitions. [2018-10-04 10:44:38,894 INFO L276 IsEmpty]: Start isEmpty. Operand 1887 states and 3766 transitions. [2018-10-04 10:44:38,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:38,895 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:38,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:38,900 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:38,918 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 10:44:39,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:39,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3768 states to 1888 states and 3768 transitions. [2018-10-04 10:44:39,002 INFO L276 IsEmpty]: Start isEmpty. Operand 1888 states and 3768 transitions. [2018-10-04 10:44:39,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:39,003 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:39,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:39,009 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:39,026 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 10:44:39,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:39,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3770 states to 1889 states and 3770 transitions. [2018-10-04 10:44:39,118 INFO L276 IsEmpty]: Start isEmpty. Operand 1889 states and 3770 transitions. [2018-10-04 10:44:39,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:39,119 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:39,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:39,123 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:39,141 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:44:39,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:39,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3772 states to 1890 states and 3772 transitions. [2018-10-04 10:44:39,232 INFO L276 IsEmpty]: Start isEmpty. Operand 1890 states and 3772 transitions. [2018-10-04 10:44:39,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:39,233 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:39,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:39,237 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:39,257 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 10:44:39,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:39,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3774 states to 1891 states and 3774 transitions. [2018-10-04 10:44:39,342 INFO L276 IsEmpty]: Start isEmpty. Operand 1891 states and 3774 transitions. [2018-10-04 10:44:39,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:39,343 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:39,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:39,347 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:39,362 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 10:44:39,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:39,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3776 states to 1892 states and 3776 transitions. [2018-10-04 10:44:39,455 INFO L276 IsEmpty]: Start isEmpty. Operand 1892 states and 3776 transitions. [2018-10-04 10:44:39,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:39,456 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:39,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:39,463 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:39,481 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 10:44:39,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:39,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3778 states to 1893 states and 3778 transitions. [2018-10-04 10:44:39,568 INFO L276 IsEmpty]: Start isEmpty. Operand 1893 states and 3778 transitions. [2018-10-04 10:44:39,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:39,569 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:39,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:39,577 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:39,598 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 10:44:39,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:39,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3780 states to 1894 states and 3780 transitions. [2018-10-04 10:44:39,689 INFO L276 IsEmpty]: Start isEmpty. Operand 1894 states and 3780 transitions. [2018-10-04 10:44:39,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:39,690 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:39,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:39,695 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:39,713 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 10:44:39,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:39,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3782 states to 1895 states and 3782 transitions. [2018-10-04 10:44:39,799 INFO L276 IsEmpty]: Start isEmpty. Operand 1895 states and 3782 transitions. [2018-10-04 10:44:39,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:39,800 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:39,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:39,805 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:39,826 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 10:44:39,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:39,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3784 states to 1896 states and 3784 transitions. [2018-10-04 10:44:39,915 INFO L276 IsEmpty]: Start isEmpty. Operand 1896 states and 3784 transitions. [2018-10-04 10:44:39,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:39,916 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:39,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:39,922 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:39,956 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 10:44:40,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:40,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3786 states to 1897 states and 3786 transitions. [2018-10-04 10:44:40,044 INFO L276 IsEmpty]: Start isEmpty. Operand 1897 states and 3786 transitions. [2018-10-04 10:44:40,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:40,045 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:40,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:40,051 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:40,069 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 10:44:40,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:40,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3788 states to 1898 states and 3788 transitions. [2018-10-04 10:44:40,158 INFO L276 IsEmpty]: Start isEmpty. Operand 1898 states and 3788 transitions. [2018-10-04 10:44:40,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:40,159 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:40,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:40,163 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:40,182 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 10:44:40,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:40,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3790 states to 1899 states and 3790 transitions. [2018-10-04 10:44:40,270 INFO L276 IsEmpty]: Start isEmpty. Operand 1899 states and 3790 transitions. [2018-10-04 10:44:40,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:40,271 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:40,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:40,277 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:40,296 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 10:44:40,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:40,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3792 states to 1900 states and 3792 transitions. [2018-10-04 10:44:40,385 INFO L276 IsEmpty]: Start isEmpty. Operand 1900 states and 3792 transitions. [2018-10-04 10:44:40,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:40,391 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:40,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:40,398 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:40,413 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 10:44:40,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:40,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3794 states to 1901 states and 3794 transitions. [2018-10-04 10:44:40,502 INFO L276 IsEmpty]: Start isEmpty. Operand 1901 states and 3794 transitions. [2018-10-04 10:44:40,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:40,503 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:40,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:40,509 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:40,526 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 10:44:40,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:40,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3796 states to 1902 states and 3796 transitions. [2018-10-04 10:44:40,614 INFO L276 IsEmpty]: Start isEmpty. Operand 1902 states and 3796 transitions. [2018-10-04 10:44:40,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:40,615 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:40,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:40,621 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:40,640 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 10:44:40,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:40,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3798 states to 1903 states and 3798 transitions. [2018-10-04 10:44:40,723 INFO L276 IsEmpty]: Start isEmpty. Operand 1903 states and 3798 transitions. [2018-10-04 10:44:40,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:40,724 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:40,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:40,729 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:40,744 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:44:40,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:40,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3800 states to 1904 states and 3800 transitions. [2018-10-04 10:44:40,834 INFO L276 IsEmpty]: Start isEmpty. Operand 1904 states and 3800 transitions. [2018-10-04 10:44:40,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:40,835 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:40,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:40,839 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:40,859 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 10:44:40,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:40,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3802 states to 1905 states and 3802 transitions. [2018-10-04 10:44:40,943 INFO L276 IsEmpty]: Start isEmpty. Operand 1905 states and 3802 transitions. [2018-10-04 10:44:40,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:40,944 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:40,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:40,952 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:40,970 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:44:41,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:41,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3804 states to 1906 states and 3804 transitions. [2018-10-04 10:44:41,055 INFO L276 IsEmpty]: Start isEmpty. Operand 1906 states and 3804 transitions. [2018-10-04 10:44:41,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:41,056 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:41,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:41,060 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:41,078 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:44:41,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:41,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3806 states to 1907 states and 3806 transitions. [2018-10-04 10:44:41,173 INFO L276 IsEmpty]: Start isEmpty. Operand 1907 states and 3806 transitions. [2018-10-04 10:44:41,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:41,174 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:41,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:41,178 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:41,196 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 10:44:41,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:41,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3808 states to 1908 states and 3808 transitions. [2018-10-04 10:44:41,311 INFO L276 IsEmpty]: Start isEmpty. Operand 1908 states and 3808 transitions. [2018-10-04 10:44:41,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:41,312 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:41,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:41,316 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:41,329 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 10:44:41,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:41,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3810 states to 1909 states and 3810 transitions. [2018-10-04 10:44:41,450 INFO L276 IsEmpty]: Start isEmpty. Operand 1909 states and 3810 transitions. [2018-10-04 10:44:41,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:41,451 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:41,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:41,455 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:41,465 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 10:44:41,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:41,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3812 states to 1910 states and 3812 transitions. [2018-10-04 10:44:41,594 INFO L276 IsEmpty]: Start isEmpty. Operand 1910 states and 3812 transitions. [2018-10-04 10:44:41,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:41,595 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:41,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:41,599 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:41,611 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 10:44:41,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:41,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3814 states to 1911 states and 3814 transitions. [2018-10-04 10:44:41,715 INFO L276 IsEmpty]: Start isEmpty. Operand 1911 states and 3814 transitions. [2018-10-04 10:44:41,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:41,716 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:41,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:41,723 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:41,739 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 10:44:41,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:41,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3816 states to 1912 states and 3816 transitions. [2018-10-04 10:44:41,830 INFO L276 IsEmpty]: Start isEmpty. Operand 1912 states and 3816 transitions. [2018-10-04 10:44:41,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:41,831 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:41,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:41,836 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:41,856 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 10:44:41,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:41,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3818 states to 1913 states and 3818 transitions. [2018-10-04 10:44:41,944 INFO L276 IsEmpty]: Start isEmpty. Operand 1913 states and 3818 transitions. [2018-10-04 10:44:41,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:41,944 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:41,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:41,951 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:41,968 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 10:44:42,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:42,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3820 states to 1914 states and 3820 transitions. [2018-10-04 10:44:42,059 INFO L276 IsEmpty]: Start isEmpty. Operand 1914 states and 3820 transitions. [2018-10-04 10:44:42,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:42,060 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:42,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:42,067 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:42,083 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 10:44:42,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:42,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3822 states to 1915 states and 3822 transitions. [2018-10-04 10:44:42,172 INFO L276 IsEmpty]: Start isEmpty. Operand 1915 states and 3822 transitions. [2018-10-04 10:44:42,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:42,173 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:42,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:42,180 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:42,196 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 10:44:42,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:42,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3824 states to 1916 states and 3824 transitions. [2018-10-04 10:44:42,291 INFO L276 IsEmpty]: Start isEmpty. Operand 1916 states and 3824 transitions. [2018-10-04 10:44:42,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:42,292 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:42,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:42,299 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:42,318 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:44:42,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:42,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3826 states to 1917 states and 3826 transitions. [2018-10-04 10:44:42,405 INFO L276 IsEmpty]: Start isEmpty. Operand 1917 states and 3826 transitions. [2018-10-04 10:44:42,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:42,406 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:42,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:42,411 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:42,428 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 10:44:42,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:42,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3828 states to 1918 states and 3828 transitions. [2018-10-04 10:44:42,520 INFO L276 IsEmpty]: Start isEmpty. Operand 1918 states and 3828 transitions. [2018-10-04 10:44:42,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:42,521 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:42,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:42,525 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:42,545 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 10:44:42,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:42,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3830 states to 1919 states and 3830 transitions. [2018-10-04 10:44:42,636 INFO L276 IsEmpty]: Start isEmpty. Operand 1919 states and 3830 transitions. [2018-10-04 10:44:42,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:42,636 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:42,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:42,643 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:42,661 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:44:42,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:42,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3832 states to 1920 states and 3832 transitions. [2018-10-04 10:44:42,754 INFO L276 IsEmpty]: Start isEmpty. Operand 1920 states and 3832 transitions. [2018-10-04 10:44:42,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:42,755 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:42,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:42,761 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:42,779 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 10:44:42,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:42,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3834 states to 1921 states and 3834 transitions. [2018-10-04 10:44:42,869 INFO L276 IsEmpty]: Start isEmpty. Operand 1921 states and 3834 transitions. [2018-10-04 10:44:42,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:42,870 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:42,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:42,877 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:42,898 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 10:44:42,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:42,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3836 states to 1922 states and 3836 transitions. [2018-10-04 10:44:42,985 INFO L276 IsEmpty]: Start isEmpty. Operand 1922 states and 3836 transitions. [2018-10-04 10:44:42,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:42,986 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:42,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:42,991 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:43,010 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:44:43,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:43,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3838 states to 1923 states and 3838 transitions. [2018-10-04 10:44:43,101 INFO L276 IsEmpty]: Start isEmpty. Operand 1923 states and 3838 transitions. [2018-10-04 10:44:43,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:43,102 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:43,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:43,106 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:43,124 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 10:44:43,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:43,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3840 states to 1924 states and 3840 transitions. [2018-10-04 10:44:43,214 INFO L276 IsEmpty]: Start isEmpty. Operand 1924 states and 3840 transitions. [2018-10-04 10:44:43,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:43,215 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:43,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:43,223 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:43,242 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 10:44:43,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:43,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3842 states to 1925 states and 3842 transitions. [2018-10-04 10:44:43,326 INFO L276 IsEmpty]: Start isEmpty. Operand 1925 states and 3842 transitions. [2018-10-04 10:44:43,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:43,327 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:43,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:43,333 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:43,352 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:44:43,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:43,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3844 states to 1926 states and 3844 transitions. [2018-10-04 10:44:43,442 INFO L276 IsEmpty]: Start isEmpty. Operand 1926 states and 3844 transitions. [2018-10-04 10:44:43,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:43,443 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:43,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:43,449 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:43,465 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 10:44:43,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:43,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3846 states to 1927 states and 3846 transitions. [2018-10-04 10:44:43,553 INFO L276 IsEmpty]: Start isEmpty. Operand 1927 states and 3846 transitions. [2018-10-04 10:44:43,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:43,553 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:43,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:43,558 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:43,573 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:44:43,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:43,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3848 states to 1928 states and 3848 transitions. [2018-10-04 10:44:43,664 INFO L276 IsEmpty]: Start isEmpty. Operand 1928 states and 3848 transitions. [2018-10-04 10:44:43,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:43,665 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:43,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:43,670 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:43,689 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 10:44:43,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:43,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3850 states to 1929 states and 3850 transitions. [2018-10-04 10:44:43,780 INFO L276 IsEmpty]: Start isEmpty. Operand 1929 states and 3850 transitions. [2018-10-04 10:44:43,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:43,781 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:43,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:43,785 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:43,807 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 10:44:43,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:43,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3852 states to 1930 states and 3852 transitions. [2018-10-04 10:44:43,895 INFO L276 IsEmpty]: Start isEmpty. Operand 1930 states and 3852 transitions. [2018-10-04 10:44:43,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:43,896 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:43,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:43,902 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:43,918 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 10:44:44,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:44,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3854 states to 1931 states and 3854 transitions. [2018-10-04 10:44:44,015 INFO L276 IsEmpty]: Start isEmpty. Operand 1931 states and 3854 transitions. [2018-10-04 10:44:44,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:44,016 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:44,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:44,023 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:44,040 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:44:44,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:44,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3856 states to 1932 states and 3856 transitions. [2018-10-04 10:44:44,131 INFO L276 IsEmpty]: Start isEmpty. Operand 1932 states and 3856 transitions. [2018-10-04 10:44:44,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:44,132 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:44,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:44,137 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:44,155 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 10:44:44,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:44,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3858 states to 1933 states and 3858 transitions. [2018-10-04 10:44:44,244 INFO L276 IsEmpty]: Start isEmpty. Operand 1933 states and 3858 transitions. [2018-10-04 10:44:44,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:44,245 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:44,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:44,251 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:44,267 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 10:44:44,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:44,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3860 states to 1934 states and 3860 transitions. [2018-10-04 10:44:44,362 INFO L276 IsEmpty]: Start isEmpty. Operand 1934 states and 3860 transitions. [2018-10-04 10:44:44,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:44,363 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:44,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:44,368 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:44,386 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 10:44:44,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:44,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3862 states to 1935 states and 3862 transitions. [2018-10-04 10:44:44,472 INFO L276 IsEmpty]: Start isEmpty. Operand 1935 states and 3862 transitions. [2018-10-04 10:44:44,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:44,473 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:44,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:44,479 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:44,496 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 10:44:44,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:44,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3864 states to 1936 states and 3864 transitions. [2018-10-04 10:44:44,586 INFO L276 IsEmpty]: Start isEmpty. Operand 1936 states and 3864 transitions. [2018-10-04 10:44:44,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:44,587 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:44,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:44,593 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:44,609 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 10:44:44,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:44,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3866 states to 1937 states and 3866 transitions. [2018-10-04 10:44:44,700 INFO L276 IsEmpty]: Start isEmpty. Operand 1937 states and 3866 transitions. [2018-10-04 10:44:44,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:44,701 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:44,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:44,707 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:44,726 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 10:44:44,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:44,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3868 states to 1938 states and 3868 transitions. [2018-10-04 10:44:44,815 INFO L276 IsEmpty]: Start isEmpty. Operand 1938 states and 3868 transitions. [2018-10-04 10:44:44,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:44,816 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:44,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:44,822 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:44,842 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 10:44:44,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:44,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3870 states to 1939 states and 3870 transitions. [2018-10-04 10:44:44,953 INFO L276 IsEmpty]: Start isEmpty. Operand 1939 states and 3870 transitions. [2018-10-04 10:44:44,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:44,954 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:44,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:44,959 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:44,976 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 10:44:45,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:45,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3872 states to 1940 states and 3872 transitions. [2018-10-04 10:44:45,074 INFO L276 IsEmpty]: Start isEmpty. Operand 1940 states and 3872 transitions. [2018-10-04 10:44:45,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:45,075 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:45,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:45,081 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:45,098 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 10:44:45,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:45,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3874 states to 1941 states and 3874 transitions. [2018-10-04 10:44:45,189 INFO L276 IsEmpty]: Start isEmpty. Operand 1941 states and 3874 transitions. [2018-10-04 10:44:45,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:45,190 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:45,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:45,195 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:45,212 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 10:44:45,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:45,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3876 states to 1942 states and 3876 transitions. [2018-10-04 10:44:45,303 INFO L276 IsEmpty]: Start isEmpty. Operand 1942 states and 3876 transitions. [2018-10-04 10:44:45,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:45,304 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:45,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:45,310 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:45,333 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 10:44:45,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:45,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3878 states to 1943 states and 3878 transitions. [2018-10-04 10:44:45,423 INFO L276 IsEmpty]: Start isEmpty. Operand 1943 states and 3878 transitions. [2018-10-04 10:44:45,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:45,424 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:45,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:45,430 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:45,448 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 10:44:45,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:45,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3880 states to 1944 states and 3880 transitions. [2018-10-04 10:44:45,535 INFO L276 IsEmpty]: Start isEmpty. Operand 1944 states and 3880 transitions. [2018-10-04 10:44:45,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:45,536 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:45,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:45,540 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:45,557 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 10:44:45,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:45,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3882 states to 1945 states and 3882 transitions. [2018-10-04 10:44:45,655 INFO L276 IsEmpty]: Start isEmpty. Operand 1945 states and 3882 transitions. [2018-10-04 10:44:45,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:45,656 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:45,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:45,662 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:45,681 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 10:44:45,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:45,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3884 states to 1946 states and 3884 transitions. [2018-10-04 10:44:45,768 INFO L276 IsEmpty]: Start isEmpty. Operand 1946 states and 3884 transitions. [2018-10-04 10:44:45,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:45,769 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:45,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:45,773 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:45,790 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 10:44:45,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:45,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3886 states to 1947 states and 3886 transitions. [2018-10-04 10:44:45,882 INFO L276 IsEmpty]: Start isEmpty. Operand 1947 states and 3886 transitions. [2018-10-04 10:44:45,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:45,883 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:45,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:45,887 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:45,904 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 10:44:45,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:45,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3888 states to 1948 states and 3888 transitions. [2018-10-04 10:44:45,999 INFO L276 IsEmpty]: Start isEmpty. Operand 1948 states and 3888 transitions. [2018-10-04 10:44:46,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:46,000 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:46,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:46,006 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:46,023 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 10:44:46,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:46,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3890 states to 1949 states and 3890 transitions. [2018-10-04 10:44:46,112 INFO L276 IsEmpty]: Start isEmpty. Operand 1949 states and 3890 transitions. [2018-10-04 10:44:46,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:46,113 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:46,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:46,118 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:46,133 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:44:46,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:46,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3892 states to 1950 states and 3892 transitions. [2018-10-04 10:44:46,230 INFO L276 IsEmpty]: Start isEmpty. Operand 1950 states and 3892 transitions. [2018-10-04 10:44:46,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:46,231 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:46,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:46,236 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:46,262 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 10:44:46,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:46,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3894 states to 1951 states and 3894 transitions. [2018-10-04 10:44:46,380 INFO L276 IsEmpty]: Start isEmpty. Operand 1951 states and 3894 transitions. [2018-10-04 10:44:46,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:46,381 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:46,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:46,385 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:46,401 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 10:44:46,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:46,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3896 states to 1952 states and 3896 transitions. [2018-10-04 10:44:46,514 INFO L276 IsEmpty]: Start isEmpty. Operand 1952 states and 3896 transitions. [2018-10-04 10:44:46,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:46,515 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:46,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:46,521 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:46,534 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 10:44:46,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:46,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3898 states to 1953 states and 3898 transitions. [2018-10-04 10:44:46,650 INFO L276 IsEmpty]: Start isEmpty. Operand 1953 states and 3898 transitions. [2018-10-04 10:44:46,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:46,651 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:46,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:46,657 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:46,674 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 10:44:46,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:46,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3900 states to 1954 states and 3900 transitions. [2018-10-04 10:44:46,772 INFO L276 IsEmpty]: Start isEmpty. Operand 1954 states and 3900 transitions. [2018-10-04 10:44:46,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:46,773 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:46,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:46,780 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:46,799 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:44:46,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:46,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3902 states to 1955 states and 3902 transitions. [2018-10-04 10:44:46,886 INFO L276 IsEmpty]: Start isEmpty. Operand 1955 states and 3902 transitions. [2018-10-04 10:44:46,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:46,887 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:46,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:46,893 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:46,908 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 10:44:47,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:47,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3904 states to 1956 states and 3904 transitions. [2018-10-04 10:44:47,003 INFO L276 IsEmpty]: Start isEmpty. Operand 1956 states and 3904 transitions. [2018-10-04 10:44:47,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:47,004 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:47,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:47,012 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:47,027 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 10:44:47,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:47,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3906 states to 1957 states and 3906 transitions. [2018-10-04 10:44:47,115 INFO L276 IsEmpty]: Start isEmpty. Operand 1957 states and 3906 transitions. [2018-10-04 10:44:47,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:47,115 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:47,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:47,121 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:47,138 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 10:44:47,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:47,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3908 states to 1958 states and 3908 transitions. [2018-10-04 10:44:47,235 INFO L276 IsEmpty]: Start isEmpty. Operand 1958 states and 3908 transitions. [2018-10-04 10:44:47,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:47,236 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:47,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:47,241 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:47,258 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 10:44:47,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:47,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3910 states to 1959 states and 3910 transitions. [2018-10-04 10:44:47,348 INFO L276 IsEmpty]: Start isEmpty. Operand 1959 states and 3910 transitions. [2018-10-04 10:44:47,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:47,349 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:47,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:47,353 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:47,368 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 10:44:47,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:47,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3912 states to 1960 states and 3912 transitions. [2018-10-04 10:44:47,471 INFO L276 IsEmpty]: Start isEmpty. Operand 1960 states and 3912 transitions. [2018-10-04 10:44:47,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:47,472 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:47,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:47,479 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:47,498 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 10:44:47,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:47,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3914 states to 1961 states and 3914 transitions. [2018-10-04 10:44:47,583 INFO L276 IsEmpty]: Start isEmpty. Operand 1961 states and 3914 transitions. [2018-10-04 10:44:47,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:47,584 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:47,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:47,588 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:47,606 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 10:44:47,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:47,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3916 states to 1962 states and 3916 transitions. [2018-10-04 10:44:47,695 INFO L276 IsEmpty]: Start isEmpty. Operand 1962 states and 3916 transitions. [2018-10-04 10:44:47,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:47,696 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:47,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:47,701 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:47,718 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 10:44:47,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:47,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3918 states to 1963 states and 3918 transitions. [2018-10-04 10:44:47,811 INFO L276 IsEmpty]: Start isEmpty. Operand 1963 states and 3918 transitions. [2018-10-04 10:44:47,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:47,812 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:47,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:47,816 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:47,833 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 10:44:47,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:47,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3920 states to 1964 states and 3920 transitions. [2018-10-04 10:44:47,930 INFO L276 IsEmpty]: Start isEmpty. Operand 1964 states and 3920 transitions. [2018-10-04 10:44:47,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:47,931 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:47,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:47,935 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:47,952 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 10:44:48,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:48,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3922 states to 1965 states and 3922 transitions. [2018-10-04 10:44:48,045 INFO L276 IsEmpty]: Start isEmpty. Operand 1965 states and 3922 transitions. [2018-10-04 10:44:48,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:48,045 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:48,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:48,051 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:48,070 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 10:44:48,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:48,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3924 states to 1966 states and 3924 transitions. [2018-10-04 10:44:48,160 INFO L276 IsEmpty]: Start isEmpty. Operand 1966 states and 3924 transitions. [2018-10-04 10:44:48,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:48,161 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:48,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:48,165 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:48,183 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 10:44:48,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:48,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3926 states to 1967 states and 3926 transitions. [2018-10-04 10:44:48,274 INFO L276 IsEmpty]: Start isEmpty. Operand 1967 states and 3926 transitions. [2018-10-04 10:44:48,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:48,275 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:48,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:48,279 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:48,296 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 10:44:48,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:48,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3928 states to 1968 states and 3928 transitions. [2018-10-04 10:44:48,392 INFO L276 IsEmpty]: Start isEmpty. Operand 1968 states and 3928 transitions. [2018-10-04 10:44:48,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:48,393 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:48,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:48,399 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:48,416 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 10:44:48,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:48,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3930 states to 1969 states and 3930 transitions. [2018-10-04 10:44:48,509 INFO L276 IsEmpty]: Start isEmpty. Operand 1969 states and 3930 transitions. [2018-10-04 10:44:48,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:48,510 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:48,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:48,515 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:48,534 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 10:44:48,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:48,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3932 states to 1970 states and 3932 transitions. [2018-10-04 10:44:48,623 INFO L276 IsEmpty]: Start isEmpty. Operand 1970 states and 3932 transitions. [2018-10-04 10:44:48,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:48,624 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:48,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:48,629 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:48,646 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 10:44:48,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:48,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3934 states to 1971 states and 3934 transitions. [2018-10-04 10:44:48,739 INFO L276 IsEmpty]: Start isEmpty. Operand 1971 states and 3934 transitions. [2018-10-04 10:44:48,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:48,740 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:48,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:48,744 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:48,761 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 10:44:48,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:48,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3936 states to 1972 states and 3936 transitions. [2018-10-04 10:44:48,858 INFO L276 IsEmpty]: Start isEmpty. Operand 1972 states and 3936 transitions. [2018-10-04 10:44:48,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:48,859 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:48,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:48,866 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:48,883 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 10:44:48,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:48,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3938 states to 1973 states and 3938 transitions. [2018-10-04 10:44:48,972 INFO L276 IsEmpty]: Start isEmpty. Operand 1973 states and 3938 transitions. [2018-10-04 10:44:48,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:48,973 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:48,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:48,978 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:48,995 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 10:44:49,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:49,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3940 states to 1974 states and 3940 transitions. [2018-10-04 10:44:49,094 INFO L276 IsEmpty]: Start isEmpty. Operand 1974 states and 3940 transitions. [2018-10-04 10:44:49,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:49,095 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:49,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:49,101 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:49,116 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 10:44:49,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:49,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3942 states to 1975 states and 3942 transitions. [2018-10-04 10:44:49,213 INFO L276 IsEmpty]: Start isEmpty. Operand 1975 states and 3942 transitions. [2018-10-04 10:44:49,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:49,214 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:49,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:49,218 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:49,241 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 10:44:49,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:49,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3944 states to 1976 states and 3944 transitions. [2018-10-04 10:44:49,331 INFO L276 IsEmpty]: Start isEmpty. Operand 1976 states and 3944 transitions. [2018-10-04 10:44:49,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:49,332 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:49,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:49,336 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:49,355 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 10:44:49,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:49,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3946 states to 1977 states and 3946 transitions. [2018-10-04 10:44:49,446 INFO L276 IsEmpty]: Start isEmpty. Operand 1977 states and 3946 transitions. [2018-10-04 10:44:49,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:49,447 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:49,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:49,452 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:49,467 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 10:44:49,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:49,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3948 states to 1978 states and 3948 transitions. [2018-10-04 10:44:49,561 INFO L276 IsEmpty]: Start isEmpty. Operand 1978 states and 3948 transitions. [2018-10-04 10:44:49,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:49,562 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:49,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:49,567 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:49,584 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 10:44:49,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:49,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3950 states to 1979 states and 3950 transitions. [2018-10-04 10:44:49,680 INFO L276 IsEmpty]: Start isEmpty. Operand 1979 states and 3950 transitions. [2018-10-04 10:44:49,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:49,681 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:49,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:49,689 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:49,704 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 10:44:49,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:49,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3952 states to 1980 states and 3952 transitions. [2018-10-04 10:44:49,798 INFO L276 IsEmpty]: Start isEmpty. Operand 1980 states and 3952 transitions. [2018-10-04 10:44:49,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:49,799 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:49,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:49,803 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:49,841 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 10:44:50,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:50,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3954 states to 1981 states and 3954 transitions. [2018-10-04 10:44:50,049 INFO L276 IsEmpty]: Start isEmpty. Operand 1981 states and 3954 transitions. [2018-10-04 10:44:50,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:50,050 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:50,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:50,054 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:50,074 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 10:44:50,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:50,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3956 states to 1982 states and 3956 transitions. [2018-10-04 10:44:50,161 INFO L276 IsEmpty]: Start isEmpty. Operand 1982 states and 3956 transitions. [2018-10-04 10:44:50,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:50,162 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:50,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:50,167 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:50,184 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 10:44:50,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:50,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3958 states to 1983 states and 3958 transitions. [2018-10-04 10:44:50,278 INFO L276 IsEmpty]: Start isEmpty. Operand 1983 states and 3958 transitions. [2018-10-04 10:44:50,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:50,278 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:50,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:50,284 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:50,302 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:44:50,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:50,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3960 states to 1984 states and 3960 transitions. [2018-10-04 10:44:50,393 INFO L276 IsEmpty]: Start isEmpty. Operand 1984 states and 3960 transitions. [2018-10-04 10:44:50,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:50,394 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:50,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:50,399 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:50,415 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 10:44:50,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:50,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3962 states to 1985 states and 3962 transitions. [2018-10-04 10:44:50,507 INFO L276 IsEmpty]: Start isEmpty. Operand 1985 states and 3962 transitions. [2018-10-04 10:44:50,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:50,508 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:50,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:50,515 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:50,534 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 10:44:50,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:50,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3964 states to 1986 states and 3964 transitions. [2018-10-04 10:44:50,622 INFO L276 IsEmpty]: Start isEmpty. Operand 1986 states and 3964 transitions. [2018-10-04 10:44:50,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:50,623 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:50,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:50,628 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:50,646 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 10:44:50,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:50,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3966 states to 1987 states and 3966 transitions. [2018-10-04 10:44:50,738 INFO L276 IsEmpty]: Start isEmpty. Operand 1987 states and 3966 transitions. [2018-10-04 10:44:50,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:50,744 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:50,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:50,748 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:50,767 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 10:44:50,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:50,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3968 states to 1988 states and 3968 transitions. [2018-10-04 10:44:50,861 INFO L276 IsEmpty]: Start isEmpty. Operand 1988 states and 3968 transitions. [2018-10-04 10:44:50,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:50,862 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:50,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:50,867 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:50,884 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 10:44:50,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:50,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3970 states to 1989 states and 3970 transitions. [2018-10-04 10:44:50,976 INFO L276 IsEmpty]: Start isEmpty. Operand 1989 states and 3970 transitions. [2018-10-04 10:44:50,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:50,977 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:50,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:50,981 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:50,996 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 10:44:51,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:51,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3972 states to 1990 states and 3972 transitions. [2018-10-04 10:44:51,094 INFO L276 IsEmpty]: Start isEmpty. Operand 1990 states and 3972 transitions. [2018-10-04 10:44:51,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:51,095 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:51,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:51,101 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:51,120 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 10:44:51,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:51,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3974 states to 1991 states and 3974 transitions. [2018-10-04 10:44:51,213 INFO L276 IsEmpty]: Start isEmpty. Operand 1991 states and 3974 transitions. [2018-10-04 10:44:51,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:51,214 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:51,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:51,218 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:51,232 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 10:44:51,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:51,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3976 states to 1992 states and 3976 transitions. [2018-10-04 10:44:51,326 INFO L276 IsEmpty]: Start isEmpty. Operand 1992 states and 3976 transitions. [2018-10-04 10:44:51,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:51,327 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:51,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:51,332 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:51,348 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:44:51,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:51,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3978 states to 1993 states and 3978 transitions. [2018-10-04 10:44:51,474 INFO L276 IsEmpty]: Start isEmpty. Operand 1993 states and 3978 transitions. [2018-10-04 10:44:51,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:51,475 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:51,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:51,479 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:51,494 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:44:51,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:51,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3980 states to 1994 states and 3980 transitions. [2018-10-04 10:44:51,627 INFO L276 IsEmpty]: Start isEmpty. Operand 1994 states and 3980 transitions. [2018-10-04 10:44:51,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:51,628 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:51,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:51,632 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:51,648 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:44:51,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:51,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3982 states to 1995 states and 3982 transitions. [2018-10-04 10:44:51,781 INFO L276 IsEmpty]: Start isEmpty. Operand 1995 states and 3982 transitions. [2018-10-04 10:44:51,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:51,782 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:51,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:51,789 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:51,804 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 10:44:51,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:51,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3984 states to 1996 states and 3984 transitions. [2018-10-04 10:44:51,905 INFO L276 IsEmpty]: Start isEmpty. Operand 1996 states and 3984 transitions. [2018-10-04 10:44:51,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:51,906 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:51,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:51,912 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:51,928 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 10:44:52,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:52,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3986 states to 1997 states and 3986 transitions. [2018-10-04 10:44:52,022 INFO L276 IsEmpty]: Start isEmpty. Operand 1997 states and 3986 transitions. [2018-10-04 10:44:52,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:52,023 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:52,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:52,028 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:52,046 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 10:44:52,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:52,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3988 states to 1998 states and 3988 transitions. [2018-10-04 10:44:52,141 INFO L276 IsEmpty]: Start isEmpty. Operand 1998 states and 3988 transitions. [2018-10-04 10:44:52,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:52,142 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:52,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:52,147 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:52,164 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 10:44:52,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:52,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3990 states to 1999 states and 3990 transitions. [2018-10-04 10:44:52,256 INFO L276 IsEmpty]: Start isEmpty. Operand 1999 states and 3990 transitions. [2018-10-04 10:44:52,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:52,257 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:52,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:52,263 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:52,281 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 10:44:52,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:52,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3992 states to 2000 states and 3992 transitions. [2018-10-04 10:44:52,369 INFO L276 IsEmpty]: Start isEmpty. Operand 2000 states and 3992 transitions. [2018-10-04 10:44:52,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:52,370 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:52,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:52,375 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:52,395 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 10:44:52,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:52,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3994 states to 2001 states and 3994 transitions. [2018-10-04 10:44:52,490 INFO L276 IsEmpty]: Start isEmpty. Operand 2001 states and 3994 transitions. [2018-10-04 10:44:52,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:52,491 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:52,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:52,495 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:52,510 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 10:44:52,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:52,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3996 states to 2002 states and 3996 transitions. [2018-10-04 10:44:52,606 INFO L276 IsEmpty]: Start isEmpty. Operand 2002 states and 3996 transitions. [2018-10-04 10:44:52,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:52,606 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:52,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:52,610 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:52,626 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 10:44:52,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:52,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3998 states to 2003 states and 3998 transitions. [2018-10-04 10:44:52,726 INFO L276 IsEmpty]: Start isEmpty. Operand 2003 states and 3998 transitions. [2018-10-04 10:44:52,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:52,727 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:52,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:52,731 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:52,746 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 10:44:52,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:52,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4000 states to 2004 states and 4000 transitions. [2018-10-04 10:44:52,843 INFO L276 IsEmpty]: Start isEmpty. Operand 2004 states and 4000 transitions. [2018-10-04 10:44:52,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:52,844 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:52,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:52,851 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:52,868 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 10:44:52,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:52,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4002 states to 2005 states and 4002 transitions. [2018-10-04 10:44:52,966 INFO L276 IsEmpty]: Start isEmpty. Operand 2005 states and 4002 transitions. [2018-10-04 10:44:52,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:52,967 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:52,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:52,972 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:52,990 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 10:44:53,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:53,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4004 states to 2006 states and 4004 transitions. [2018-10-04 10:44:53,082 INFO L276 IsEmpty]: Start isEmpty. Operand 2006 states and 4004 transitions. [2018-10-04 10:44:53,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:53,083 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:53,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:53,088 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:53,111 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 10:44:53,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:53,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4006 states to 2007 states and 4006 transitions. [2018-10-04 10:44:53,193 INFO L276 IsEmpty]: Start isEmpty. Operand 2007 states and 4006 transitions. [2018-10-04 10:44:53,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:53,194 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:53,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:53,198 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:53,217 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:44:53,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:53,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4008 states to 2008 states and 4008 transitions. [2018-10-04 10:44:53,311 INFO L276 IsEmpty]: Start isEmpty. Operand 2008 states and 4008 transitions. [2018-10-04 10:44:53,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:53,312 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:53,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:53,318 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:53,335 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 10:44:53,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:53,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4010 states to 2009 states and 4010 transitions. [2018-10-04 10:44:53,431 INFO L276 IsEmpty]: Start isEmpty. Operand 2009 states and 4010 transitions. [2018-10-04 10:44:53,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:53,432 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:53,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:53,436 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:53,456 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 10:44:53,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:53,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4012 states to 2010 states and 4012 transitions. [2018-10-04 10:44:53,549 INFO L276 IsEmpty]: Start isEmpty. Operand 2010 states and 4012 transitions. [2018-10-04 10:44:53,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:53,550 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:53,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:53,554 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:53,575 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 10:44:53,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:53,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4014 states to 2011 states and 4014 transitions. [2018-10-04 10:44:53,662 INFO L276 IsEmpty]: Start isEmpty. Operand 2011 states and 4014 transitions. [2018-10-04 10:44:53,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:53,663 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:53,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:53,668 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:53,686 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 10:44:53,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:53,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4016 states to 2012 states and 4016 transitions. [2018-10-04 10:44:53,780 INFO L276 IsEmpty]: Start isEmpty. Operand 2012 states and 4016 transitions. [2018-10-04 10:44:53,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:53,781 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:53,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:53,785 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:53,802 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 10:44:53,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:53,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4018 states to 2013 states and 4018 transitions. [2018-10-04 10:44:53,899 INFO L276 IsEmpty]: Start isEmpty. Operand 2013 states and 4018 transitions. [2018-10-04 10:44:53,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:53,900 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:53,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:53,904 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:53,922 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 10:44:54,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:54,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4020 states to 2014 states and 4020 transitions. [2018-10-04 10:44:54,021 INFO L276 IsEmpty]: Start isEmpty. Operand 2014 states and 4020 transitions. [2018-10-04 10:44:54,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:54,022 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:54,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:54,027 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:54,044 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 10:44:54,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:54,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4022 states to 2015 states and 4022 transitions. [2018-10-04 10:44:54,135 INFO L276 IsEmpty]: Start isEmpty. Operand 2015 states and 4022 transitions. [2018-10-04 10:44:54,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:54,136 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:54,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:54,143 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:54,160 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 10:44:54,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:54,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4024 states to 2016 states and 4024 transitions. [2018-10-04 10:44:54,250 INFO L276 IsEmpty]: Start isEmpty. Operand 2016 states and 4024 transitions. [2018-10-04 10:44:54,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:54,251 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:54,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:54,258 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:54,274 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 10:44:54,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:54,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4026 states to 2017 states and 4026 transitions. [2018-10-04 10:44:54,361 INFO L276 IsEmpty]: Start isEmpty. Operand 2017 states and 4026 transitions. [2018-10-04 10:44:54,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:54,362 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:54,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:54,366 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:54,383 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 10:44:54,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:54,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4028 states to 2018 states and 4028 transitions. [2018-10-04 10:44:54,483 INFO L276 IsEmpty]: Start isEmpty. Operand 2018 states and 4028 transitions. [2018-10-04 10:44:54,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:54,484 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:54,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:54,487 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:54,507 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 10:44:54,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:54,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4030 states to 2019 states and 4030 transitions. [2018-10-04 10:44:54,602 INFO L276 IsEmpty]: Start isEmpty. Operand 2019 states and 4030 transitions. [2018-10-04 10:44:54,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:54,603 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:54,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:54,606 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:54,625 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 10:44:54,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:54,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4032 states to 2020 states and 4032 transitions. [2018-10-04 10:44:54,717 INFO L276 IsEmpty]: Start isEmpty. Operand 2020 states and 4032 transitions. [2018-10-04 10:44:54,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:54,718 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:54,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:54,722 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:54,740 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 10:44:54,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:54,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4034 states to 2021 states and 4034 transitions. [2018-10-04 10:44:54,834 INFO L276 IsEmpty]: Start isEmpty. Operand 2021 states and 4034 transitions. [2018-10-04 10:44:54,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:54,835 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:54,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:54,839 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:54,858 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 10:44:54,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:54,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4036 states to 2022 states and 4036 transitions. [2018-10-04 10:44:54,951 INFO L276 IsEmpty]: Start isEmpty. Operand 2022 states and 4036 transitions. [2018-10-04 10:44:54,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:54,952 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:54,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:54,956 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:54,974 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 10:44:55,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:55,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4038 states to 2023 states and 4038 transitions. [2018-10-04 10:44:55,069 INFO L276 IsEmpty]: Start isEmpty. Operand 2023 states and 4038 transitions. [2018-10-04 10:44:55,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:55,070 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:55,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:55,074 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:55,095 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 10:44:55,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:55,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4040 states to 2024 states and 4040 transitions. [2018-10-04 10:44:55,185 INFO L276 IsEmpty]: Start isEmpty. Operand 2024 states and 4040 transitions. [2018-10-04 10:44:55,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:55,186 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:55,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:55,192 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:55,209 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 10:44:55,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:55,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4042 states to 2025 states and 4042 transitions. [2018-10-04 10:44:55,300 INFO L276 IsEmpty]: Start isEmpty. Operand 2025 states and 4042 transitions. [2018-10-04 10:44:55,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:55,301 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:55,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:55,308 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:55,327 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 10:44:55,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:55,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4044 states to 2026 states and 4044 transitions. [2018-10-04 10:44:55,418 INFO L276 IsEmpty]: Start isEmpty. Operand 2026 states and 4044 transitions. [2018-10-04 10:44:55,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:55,419 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:55,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:55,426 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:55,446 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 10:44:55,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:55,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4046 states to 2027 states and 4046 transitions. [2018-10-04 10:44:55,539 INFO L276 IsEmpty]: Start isEmpty. Operand 2027 states and 4046 transitions. [2018-10-04 10:44:55,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:55,540 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:55,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:55,546 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:55,566 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 10:44:55,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:55,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4048 states to 2028 states and 4048 transitions. [2018-10-04 10:44:55,658 INFO L276 IsEmpty]: Start isEmpty. Operand 2028 states and 4048 transitions. [2018-10-04 10:44:55,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:55,659 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:55,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:55,663 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:55,679 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:44:55,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:55,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4050 states to 2029 states and 4050 transitions. [2018-10-04 10:44:55,776 INFO L276 IsEmpty]: Start isEmpty. Operand 2029 states and 4050 transitions. [2018-10-04 10:44:55,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:55,777 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:55,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:55,781 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:55,802 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 10:44:55,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:55,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4052 states to 2030 states and 4052 transitions. [2018-10-04 10:44:55,895 INFO L276 IsEmpty]: Start isEmpty. Operand 2030 states and 4052 transitions. [2018-10-04 10:44:55,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:55,896 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:55,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:55,900 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:55,918 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 10:44:56,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:56,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4054 states to 2031 states and 4054 transitions. [2018-10-04 10:44:56,012 INFO L276 IsEmpty]: Start isEmpty. Operand 2031 states and 4054 transitions. [2018-10-04 10:44:56,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:56,013 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:56,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:56,017 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:56,035 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 10:44:56,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:56,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4056 states to 2032 states and 4056 transitions. [2018-10-04 10:44:56,130 INFO L276 IsEmpty]: Start isEmpty. Operand 2032 states and 4056 transitions. [2018-10-04 10:44:56,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:56,131 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:56,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:56,134 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:56,153 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 10:44:56,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:56,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4058 states to 2033 states and 4058 transitions. [2018-10-04 10:44:56,246 INFO L276 IsEmpty]: Start isEmpty. Operand 2033 states and 4058 transitions. [2018-10-04 10:44:56,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:56,247 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:56,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:56,254 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:56,274 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 10:44:56,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:56,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4060 states to 2034 states and 4060 transitions. [2018-10-04 10:44:56,366 INFO L276 IsEmpty]: Start isEmpty. Operand 2034 states and 4060 transitions. [2018-10-04 10:44:56,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:56,367 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:56,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:56,372 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:56,394 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 10:44:56,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:56,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4062 states to 2035 states and 4062 transitions. [2018-10-04 10:44:56,483 INFO L276 IsEmpty]: Start isEmpty. Operand 2035 states and 4062 transitions. [2018-10-04 10:44:56,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:56,484 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:56,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:56,490 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:56,508 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:44:56,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:56,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4064 states to 2036 states and 4064 transitions. [2018-10-04 10:44:56,642 INFO L276 IsEmpty]: Start isEmpty. Operand 2036 states and 4064 transitions. [2018-10-04 10:44:56,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:56,643 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:56,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:56,647 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:56,662 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 10:44:56,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:56,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4066 states to 2037 states and 4066 transitions. [2018-10-04 10:44:56,794 INFO L276 IsEmpty]: Start isEmpty. Operand 2037 states and 4066 transitions. [2018-10-04 10:44:56,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:56,795 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:56,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:56,800 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:56,820 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 10:44:56,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:56,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4068 states to 2038 states and 4068 transitions. [2018-10-04 10:44:56,951 INFO L276 IsEmpty]: Start isEmpty. Operand 2038 states and 4068 transitions. [2018-10-04 10:44:56,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:56,952 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:56,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:56,957 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:56,978 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 10:44:57,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:57,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4070 states to 2039 states and 4070 transitions. [2018-10-04 10:44:57,069 INFO L276 IsEmpty]: Start isEmpty. Operand 2039 states and 4070 transitions. [2018-10-04 10:44:57,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:57,070 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:57,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:57,074 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:57,091 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 10:44:57,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:57,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4072 states to 2040 states and 4072 transitions. [2018-10-04 10:44:57,185 INFO L276 IsEmpty]: Start isEmpty. Operand 2040 states and 4072 transitions. [2018-10-04 10:44:57,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:57,186 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:57,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:57,192 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:57,208 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 10:44:57,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:57,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4074 states to 2041 states and 4074 transitions. [2018-10-04 10:44:57,303 INFO L276 IsEmpty]: Start isEmpty. Operand 2041 states and 4074 transitions. [2018-10-04 10:44:57,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:57,304 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:57,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:57,310 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:57,329 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 10:44:57,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:57,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4076 states to 2042 states and 4076 transitions. [2018-10-04 10:44:57,417 INFO L276 IsEmpty]: Start isEmpty. Operand 2042 states and 4076 transitions. [2018-10-04 10:44:57,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:57,418 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:57,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:57,422 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:57,438 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 10:44:57,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:57,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4078 states to 2043 states and 4078 transitions. [2018-10-04 10:44:57,539 INFO L276 IsEmpty]: Start isEmpty. Operand 2043 states and 4078 transitions. [2018-10-04 10:44:57,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:57,540 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:57,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:57,544 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:57,560 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 10:44:57,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:57,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4080 states to 2044 states and 4080 transitions. [2018-10-04 10:44:57,660 INFO L276 IsEmpty]: Start isEmpty. Operand 2044 states and 4080 transitions. [2018-10-04 10:44:57,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:57,661 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:57,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:57,666 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:57,681 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 10:44:57,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:57,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4082 states to 2045 states and 4082 transitions. [2018-10-04 10:44:57,778 INFO L276 IsEmpty]: Start isEmpty. Operand 2045 states and 4082 transitions. [2018-10-04 10:44:57,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:57,779 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:57,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:57,783 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:57,799 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:44:57,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:57,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4084 states to 2046 states and 4084 transitions. [2018-10-04 10:44:57,896 INFO L276 IsEmpty]: Start isEmpty. Operand 2046 states and 4084 transitions. [2018-10-04 10:44:57,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:57,897 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:57,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:57,903 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:57,927 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 10:44:58,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:58,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4086 states to 2047 states and 4086 transitions. [2018-10-04 10:44:58,017 INFO L276 IsEmpty]: Start isEmpty. Operand 2047 states and 4086 transitions. [2018-10-04 10:44:58,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:58,018 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:58,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:58,022 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:58,040 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:44:58,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:58,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4088 states to 2048 states and 4088 transitions. [2018-10-04 10:44:58,135 INFO L276 IsEmpty]: Start isEmpty. Operand 2048 states and 4088 transitions. [2018-10-04 10:44:58,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:58,136 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:58,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:58,143 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:58,160 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 10:44:58,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:58,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4090 states to 2049 states and 4090 transitions. [2018-10-04 10:44:58,248 INFO L276 IsEmpty]: Start isEmpty. Operand 2049 states and 4090 transitions. [2018-10-04 10:44:58,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:58,249 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:58,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:58,255 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:58,271 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 10:44:58,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:58,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4092 states to 2050 states and 4092 transitions. [2018-10-04 10:44:58,364 INFO L276 IsEmpty]: Start isEmpty. Operand 2050 states and 4092 transitions. [2018-10-04 10:44:58,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:58,365 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:58,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:58,370 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:58,386 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 10:44:58,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:58,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4094 states to 2051 states and 4094 transitions. [2018-10-04 10:44:58,481 INFO L276 IsEmpty]: Start isEmpty. Operand 2051 states and 4094 transitions. [2018-10-04 10:44:58,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:58,482 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:58,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:58,488 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:58,504 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 10:44:58,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:58,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4096 states to 2052 states and 4096 transitions. [2018-10-04 10:44:58,604 INFO L276 IsEmpty]: Start isEmpty. Operand 2052 states and 4096 transitions. [2018-10-04 10:44:58,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:58,605 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:58,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:58,610 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:58,626 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 10:44:58,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:58,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4098 states to 2053 states and 4098 transitions. [2018-10-04 10:44:58,722 INFO L276 IsEmpty]: Start isEmpty. Operand 2053 states and 4098 transitions. [2018-10-04 10:44:58,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:58,723 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:58,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:58,727 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:58,743 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 10:44:58,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:58,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4100 states to 2054 states and 4100 transitions. [2018-10-04 10:44:58,840 INFO L276 IsEmpty]: Start isEmpty. Operand 2054 states and 4100 transitions. [2018-10-04 10:44:58,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:58,841 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:58,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:58,845 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:58,863 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 10:44:58,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:58,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4102 states to 2055 states and 4102 transitions. [2018-10-04 10:44:58,959 INFO L276 IsEmpty]: Start isEmpty. Operand 2055 states and 4102 transitions. [2018-10-04 10:44:58,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:58,960 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:58,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:58,968 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:58,983 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 10:44:59,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:59,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4104 states to 2056 states and 4104 transitions. [2018-10-04 10:44:59,079 INFO L276 IsEmpty]: Start isEmpty. Operand 2056 states and 4104 transitions. [2018-10-04 10:44:59,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:59,079 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:59,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:59,086 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:59,104 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 10:44:59,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:59,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4106 states to 2057 states and 4106 transitions. [2018-10-04 10:44:59,195 INFO L276 IsEmpty]: Start isEmpty. Operand 2057 states and 4106 transitions. [2018-10-04 10:44:59,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:59,196 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:59,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:59,204 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:59,220 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 10:44:59,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:59,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4108 states to 2058 states and 4108 transitions. [2018-10-04 10:44:59,313 INFO L276 IsEmpty]: Start isEmpty. Operand 2058 states and 4108 transitions. [2018-10-04 10:44:59,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:59,314 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:59,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:59,321 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:59,338 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 10:44:59,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:59,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4110 states to 2059 states and 4110 transitions. [2018-10-04 10:44:59,435 INFO L276 IsEmpty]: Start isEmpty. Operand 2059 states and 4110 transitions. [2018-10-04 10:44:59,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:59,436 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:59,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:59,440 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:59,456 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 10:44:59,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:59,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4112 states to 2060 states and 4112 transitions. [2018-10-04 10:44:59,558 INFO L276 IsEmpty]: Start isEmpty. Operand 2060 states and 4112 transitions. [2018-10-04 10:44:59,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:59,559 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:59,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:59,563 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:59,578 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 10:44:59,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:59,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4114 states to 2061 states and 4114 transitions. [2018-10-04 10:44:59,680 INFO L276 IsEmpty]: Start isEmpty. Operand 2061 states and 4114 transitions. [2018-10-04 10:44:59,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:59,681 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:59,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:59,689 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:59,709 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 10:44:59,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:59,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4116 states to 2062 states and 4116 transitions. [2018-10-04 10:44:59,802 INFO L276 IsEmpty]: Start isEmpty. Operand 2062 states and 4116 transitions. [2018-10-04 10:44:59,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:59,803 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:59,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:59,807 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:59,826 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 10:44:59,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:44:59,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4118 states to 2063 states and 4118 transitions. [2018-10-04 10:44:59,919 INFO L276 IsEmpty]: Start isEmpty. Operand 2063 states and 4118 transitions. [2018-10-04 10:44:59,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:44:59,920 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:44:59,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:44:59,924 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:44:59,940 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 10:45:00,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:00,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4120 states to 2064 states and 4120 transitions. [2018-10-04 10:45:00,040 INFO L276 IsEmpty]: Start isEmpty. Operand 2064 states and 4120 transitions. [2018-10-04 10:45:00,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:00,041 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:00,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:00,047 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:00,066 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 10:45:00,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:00,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4122 states to 2065 states and 4122 transitions. [2018-10-04 10:45:00,159 INFO L276 IsEmpty]: Start isEmpty. Operand 2065 states and 4122 transitions. [2018-10-04 10:45:00,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:00,160 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:00,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:00,166 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:00,185 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 10:45:00,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:00,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4124 states to 2066 states and 4124 transitions. [2018-10-04 10:45:00,277 INFO L276 IsEmpty]: Start isEmpty. Operand 2066 states and 4124 transitions. [2018-10-04 10:45:00,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:00,278 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:00,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:00,282 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:00,299 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 10:45:00,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:00,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4126 states to 2067 states and 4126 transitions. [2018-10-04 10:45:00,393 INFO L276 IsEmpty]: Start isEmpty. Operand 2067 states and 4126 transitions. [2018-10-04 10:45:00,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:00,394 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:00,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:00,399 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:00,415 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 10:45:00,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:00,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4128 states to 2068 states and 4128 transitions. [2018-10-04 10:45:00,509 INFO L276 IsEmpty]: Start isEmpty. Operand 2068 states and 4128 transitions. [2018-10-04 10:45:00,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:00,510 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:00,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:00,515 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:00,532 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 10:45:00,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:00,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4130 states to 2069 states and 4130 transitions. [2018-10-04 10:45:00,633 INFO L276 IsEmpty]: Start isEmpty. Operand 2069 states and 4130 transitions. [2018-10-04 10:45:00,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:00,634 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:00,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:00,638 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:00,655 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 10:45:00,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:00,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4132 states to 2070 states and 4132 transitions. [2018-10-04 10:45:00,750 INFO L276 IsEmpty]: Start isEmpty. Operand 2070 states and 4132 transitions. [2018-10-04 10:45:00,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:00,751 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:00,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:00,755 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:00,770 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 10:45:00,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:00,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4134 states to 2071 states and 4134 transitions. [2018-10-04 10:45:00,870 INFO L276 IsEmpty]: Start isEmpty. Operand 2071 states and 4134 transitions. [2018-10-04 10:45:00,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:00,871 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:00,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:00,879 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:00,897 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 10:45:00,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:00,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4136 states to 2072 states and 4136 transitions. [2018-10-04 10:45:00,991 INFO L276 IsEmpty]: Start isEmpty. Operand 2072 states and 4136 transitions. [2018-10-04 10:45:00,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:00,992 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:00,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:00,998 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:01,014 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 10:45:01,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:01,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4138 states to 2073 states and 4138 transitions. [2018-10-04 10:45:01,110 INFO L276 IsEmpty]: Start isEmpty. Operand 2073 states and 4138 transitions. [2018-10-04 10:45:01,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:01,111 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:01,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:01,115 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:01,130 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 10:45:01,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:01,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4140 states to 2074 states and 4140 transitions. [2018-10-04 10:45:01,235 INFO L276 IsEmpty]: Start isEmpty. Operand 2074 states and 4140 transitions. [2018-10-04 10:45:01,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:01,236 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:01,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:01,242 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:01,260 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 10:45:01,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:01,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4142 states to 2075 states and 4142 transitions. [2018-10-04 10:45:01,356 INFO L276 IsEmpty]: Start isEmpty. Operand 2075 states and 4142 transitions. [2018-10-04 10:45:01,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:01,357 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:01,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:01,362 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:01,382 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 10:45:01,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:01,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4144 states to 2076 states and 4144 transitions. [2018-10-04 10:45:01,476 INFO L276 IsEmpty]: Start isEmpty. Operand 2076 states and 4144 transitions. [2018-10-04 10:45:01,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:01,477 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:01,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:01,484 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:01,500 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 10:45:01,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:01,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4146 states to 2077 states and 4146 transitions. [2018-10-04 10:45:01,594 INFO L276 IsEmpty]: Start isEmpty. Operand 2077 states and 4146 transitions. [2018-10-04 10:45:01,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:01,595 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:01,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:01,600 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:01,622 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 10:45:01,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:01,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4148 states to 2078 states and 4148 transitions. [2018-10-04 10:45:01,752 INFO L276 IsEmpty]: Start isEmpty. Operand 2078 states and 4148 transitions. [2018-10-04 10:45:01,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:01,753 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:01,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:01,757 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:01,771 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 10:45:01,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:01,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4150 states to 2079 states and 4150 transitions. [2018-10-04 10:45:01,887 INFO L276 IsEmpty]: Start isEmpty. Operand 2079 states and 4150 transitions. [2018-10-04 10:45:01,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:01,888 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:01,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:01,893 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:01,908 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 10:45:02,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:02,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4152 states to 2080 states and 4152 transitions. [2018-10-04 10:45:02,015 INFO L276 IsEmpty]: Start isEmpty. Operand 2080 states and 4152 transitions. [2018-10-04 10:45:02,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:02,016 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:02,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:02,020 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:02,037 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 10:45:02,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:02,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4154 states to 2081 states and 4154 transitions. [2018-10-04 10:45:02,132 INFO L276 IsEmpty]: Start isEmpty. Operand 2081 states and 4154 transitions. [2018-10-04 10:45:02,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:02,133 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:02,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:02,138 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:02,155 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 10:45:02,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:02,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4156 states to 2082 states and 4156 transitions. [2018-10-04 10:45:02,250 INFO L276 IsEmpty]: Start isEmpty. Operand 2082 states and 4156 transitions. [2018-10-04 10:45:02,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:02,251 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:02,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:02,257 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:02,274 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 10:45:02,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:02,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4158 states to 2083 states and 4158 transitions. [2018-10-04 10:45:02,373 INFO L276 IsEmpty]: Start isEmpty. Operand 2083 states and 4158 transitions. [2018-10-04 10:45:02,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:02,374 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:02,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:02,378 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:02,395 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 10:45:02,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:02,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4160 states to 2084 states and 4160 transitions. [2018-10-04 10:45:02,491 INFO L276 IsEmpty]: Start isEmpty. Operand 2084 states and 4160 transitions. [2018-10-04 10:45:02,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:02,492 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:02,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:02,496 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:02,513 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 10:45:02,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:02,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4162 states to 2085 states and 4162 transitions. [2018-10-04 10:45:02,614 INFO L276 IsEmpty]: Start isEmpty. Operand 2085 states and 4162 transitions. [2018-10-04 10:45:02,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:02,615 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:02,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:02,622 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:02,638 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 10:45:02,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:02,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4164 states to 2086 states and 4164 transitions. [2018-10-04 10:45:02,735 INFO L276 IsEmpty]: Start isEmpty. Operand 2086 states and 4164 transitions. [2018-10-04 10:45:02,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:02,736 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:02,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:02,743 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:02,763 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 10:45:02,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:02,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4166 states to 2087 states and 4166 transitions. [2018-10-04 10:45:02,856 INFO L276 IsEmpty]: Start isEmpty. Operand 2087 states and 4166 transitions. [2018-10-04 10:45:02,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:02,857 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:02,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:02,865 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:02,884 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 10:45:02,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:02,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4168 states to 2088 states and 4168 transitions. [2018-10-04 10:45:02,981 INFO L276 IsEmpty]: Start isEmpty. Operand 2088 states and 4168 transitions. [2018-10-04 10:45:02,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:02,981 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:02,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:02,988 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:03,007 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:45:03,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:03,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4170 states to 2089 states and 4170 transitions. [2018-10-04 10:45:03,099 INFO L276 IsEmpty]: Start isEmpty. Operand 2089 states and 4170 transitions. [2018-10-04 10:45:03,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:03,100 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:03,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:03,104 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:03,122 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:45:03,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:03,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4172 states to 2090 states and 4172 transitions. [2018-10-04 10:45:03,220 INFO L276 IsEmpty]: Start isEmpty. Operand 2090 states and 4172 transitions. [2018-10-04 10:45:03,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:03,221 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:03,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:03,227 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:03,245 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 10:45:03,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:03,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4174 states to 2091 states and 4174 transitions. [2018-10-04 10:45:03,340 INFO L276 IsEmpty]: Start isEmpty. Operand 2091 states and 4174 transitions. [2018-10-04 10:45:03,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:03,341 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:03,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:03,346 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:03,361 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 10:45:03,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:03,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4176 states to 2092 states and 4176 transitions. [2018-10-04 10:45:03,461 INFO L276 IsEmpty]: Start isEmpty. Operand 2092 states and 4176 transitions. [2018-10-04 10:45:03,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:03,462 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:03,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:03,470 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:03,489 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 10:45:03,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:03,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4178 states to 2093 states and 4178 transitions. [2018-10-04 10:45:03,585 INFO L276 IsEmpty]: Start isEmpty. Operand 2093 states and 4178 transitions. [2018-10-04 10:45:03,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:03,586 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:03,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:03,589 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:03,607 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 10:45:03,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:03,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4180 states to 2094 states and 4180 transitions. [2018-10-04 10:45:03,701 INFO L276 IsEmpty]: Start isEmpty. Operand 2094 states and 4180 transitions. [2018-10-04 10:45:03,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:03,702 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:03,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:03,706 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:03,726 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 10:45:03,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:03,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4182 states to 2095 states and 4182 transitions. [2018-10-04 10:45:03,823 INFO L276 IsEmpty]: Start isEmpty. Operand 2095 states and 4182 transitions. [2018-10-04 10:45:03,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:03,823 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:03,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:03,828 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:03,843 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 10:45:03,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:03,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4184 states to 2096 states and 4184 transitions. [2018-10-04 10:45:03,941 INFO L276 IsEmpty]: Start isEmpty. Operand 2096 states and 4184 transitions. [2018-10-04 10:45:03,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:03,942 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:03,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:03,948 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:03,965 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 10:45:04,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:04,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4186 states to 2097 states and 4186 transitions. [2018-10-04 10:45:04,065 INFO L276 IsEmpty]: Start isEmpty. Operand 2097 states and 4186 transitions. [2018-10-04 10:45:04,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:04,065 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:04,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:04,069 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:04,087 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 10:45:04,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:04,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4188 states to 2098 states and 4188 transitions. [2018-10-04 10:45:04,184 INFO L276 IsEmpty]: Start isEmpty. Operand 2098 states and 4188 transitions. [2018-10-04 10:45:04,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:04,185 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:04,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:04,191 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:04,205 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 10:45:04,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:04,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4190 states to 2099 states and 4190 transitions. [2018-10-04 10:45:04,305 INFO L276 IsEmpty]: Start isEmpty. Operand 2099 states and 4190 transitions. [2018-10-04 10:45:04,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:04,305 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:04,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:04,312 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:04,328 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 10:45:04,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:04,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4192 states to 2100 states and 4192 transitions. [2018-10-04 10:45:04,426 INFO L276 IsEmpty]: Start isEmpty. Operand 2100 states and 4192 transitions. [2018-10-04 10:45:04,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:04,427 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:04,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:04,432 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:04,452 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 10:45:04,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:04,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4194 states to 2101 states and 4194 transitions. [2018-10-04 10:45:04,542 INFO L276 IsEmpty]: Start isEmpty. Operand 2101 states and 4194 transitions. [2018-10-04 10:45:04,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:04,543 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:04,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:04,547 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:04,564 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 10:45:04,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:04,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4196 states to 2102 states and 4196 transitions. [2018-10-04 10:45:04,669 INFO L276 IsEmpty]: Start isEmpty. Operand 2102 states and 4196 transitions. [2018-10-04 10:45:04,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:04,670 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:04,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:04,674 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:04,694 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 10:45:04,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:04,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4198 states to 2103 states and 4198 transitions. [2018-10-04 10:45:04,793 INFO L276 IsEmpty]: Start isEmpty. Operand 2103 states and 4198 transitions. [2018-10-04 10:45:04,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:04,794 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:04,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:04,798 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:04,816 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 10:45:04,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:04,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4200 states to 2104 states and 4200 transitions. [2018-10-04 10:45:04,913 INFO L276 IsEmpty]: Start isEmpty. Operand 2104 states and 4200 transitions. [2018-10-04 10:45:04,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:04,914 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:04,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:04,921 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:04,940 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 10:45:05,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:05,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4202 states to 2105 states and 4202 transitions. [2018-10-04 10:45:05,031 INFO L276 IsEmpty]: Start isEmpty. Operand 2105 states and 4202 transitions. [2018-10-04 10:45:05,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:05,032 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:05,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:05,038 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:05,055 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 10:45:05,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:05,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4204 states to 2106 states and 4204 transitions. [2018-10-04 10:45:05,151 INFO L276 IsEmpty]: Start isEmpty. Operand 2106 states and 4204 transitions. [2018-10-04 10:45:05,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:05,152 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:05,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:05,158 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:05,175 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 10:45:05,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:05,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4206 states to 2107 states and 4206 transitions. [2018-10-04 10:45:05,272 INFO L276 IsEmpty]: Start isEmpty. Operand 2107 states and 4206 transitions. [2018-10-04 10:45:05,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:05,273 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:05,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:05,278 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:05,294 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 10:45:05,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:05,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4208 states to 2108 states and 4208 transitions. [2018-10-04 10:45:05,395 INFO L276 IsEmpty]: Start isEmpty. Operand 2108 states and 4208 transitions. [2018-10-04 10:45:05,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:05,396 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:05,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:05,401 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:05,422 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:45:05,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:05,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4210 states to 2109 states and 4210 transitions. [2018-10-04 10:45:05,516 INFO L276 IsEmpty]: Start isEmpty. Operand 2109 states and 4210 transitions. [2018-10-04 10:45:05,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:05,517 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:05,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:05,524 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:05,545 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 10:45:05,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:05,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4212 states to 2110 states and 4212 transitions. [2018-10-04 10:45:05,643 INFO L276 IsEmpty]: Start isEmpty. Operand 2110 states and 4212 transitions. [2018-10-04 10:45:05,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:05,644 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:05,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:05,650 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:05,667 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 10:45:05,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:05,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4214 states to 2111 states and 4214 transitions. [2018-10-04 10:45:05,762 INFO L276 IsEmpty]: Start isEmpty. Operand 2111 states and 4214 transitions. [2018-10-04 10:45:05,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:05,763 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:05,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:05,769 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:05,784 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 10:45:05,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:05,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4216 states to 2112 states and 4216 transitions. [2018-10-04 10:45:05,883 INFO L276 IsEmpty]: Start isEmpty. Operand 2112 states and 4216 transitions. [2018-10-04 10:45:05,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:05,884 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:05,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:05,889 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:05,907 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 10:45:06,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:06,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4218 states to 2113 states and 4218 transitions. [2018-10-04 10:45:06,006 INFO L276 IsEmpty]: Start isEmpty. Operand 2113 states and 4218 transitions. [2018-10-04 10:45:06,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:06,007 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:06,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:06,011 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:06,031 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:45:06,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:06,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4220 states to 2114 states and 4220 transitions. [2018-10-04 10:45:06,124 INFO L276 IsEmpty]: Start isEmpty. Operand 2114 states and 4220 transitions. [2018-10-04 10:45:06,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:06,124 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:06,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:06,131 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:06,149 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:45:06,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:06,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4222 states to 2115 states and 4222 transitions. [2018-10-04 10:45:06,245 INFO L276 IsEmpty]: Start isEmpty. Operand 2115 states and 4222 transitions. [2018-10-04 10:45:06,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:06,246 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:06,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:06,250 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:06,268 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 10:45:06,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:06,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4224 states to 2116 states and 4224 transitions. [2018-10-04 10:45:06,369 INFO L276 IsEmpty]: Start isEmpty. Operand 2116 states and 4224 transitions. [2018-10-04 10:45:06,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:06,370 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:06,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:06,374 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:06,391 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 10:45:06,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:06,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4226 states to 2117 states and 4226 transitions. [2018-10-04 10:45:06,490 INFO L276 IsEmpty]: Start isEmpty. Operand 2117 states and 4226 transitions. [2018-10-04 10:45:06,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:06,490 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:06,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:06,496 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:06,513 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 10:45:06,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:06,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4228 states to 2118 states and 4228 transitions. [2018-10-04 10:45:06,613 INFO L276 IsEmpty]: Start isEmpty. Operand 2118 states and 4228 transitions. [2018-10-04 10:45:06,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:06,614 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:06,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:06,618 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:06,635 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 10:45:06,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:06,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4230 states to 2119 states and 4230 transitions. [2018-10-04 10:45:06,739 INFO L276 IsEmpty]: Start isEmpty. Operand 2119 states and 4230 transitions. [2018-10-04 10:45:06,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:06,740 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:06,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:06,744 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:06,760 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 10:45:06,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:06,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4232 states to 2120 states and 4232 transitions. [2018-10-04 10:45:06,882 INFO L276 IsEmpty]: Start isEmpty. Operand 2120 states and 4232 transitions. [2018-10-04 10:45:06,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:06,883 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:06,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:06,889 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:06,906 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 10:45:07,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:07,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4234 states to 2121 states and 4234 transitions. [2018-10-04 10:45:07,036 INFO L276 IsEmpty]: Start isEmpty. Operand 2121 states and 4234 transitions. [2018-10-04 10:45:07,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:07,037 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:07,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:07,042 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:07,053 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 10:45:07,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:07,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4236 states to 2122 states and 4236 transitions. [2018-10-04 10:45:07,184 INFO L276 IsEmpty]: Start isEmpty. Operand 2122 states and 4236 transitions. [2018-10-04 10:45:07,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:07,185 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:07,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:07,191 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:07,203 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 10:45:07,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:07,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4238 states to 2123 states and 4238 transitions. [2018-10-04 10:45:07,305 INFO L276 IsEmpty]: Start isEmpty. Operand 2123 states and 4238 transitions. [2018-10-04 10:45:07,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:07,306 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:07,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:07,312 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:07,330 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:45:07,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:07,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4240 states to 2124 states and 4240 transitions. [2018-10-04 10:45:07,424 INFO L276 IsEmpty]: Start isEmpty. Operand 2124 states and 4240 transitions. [2018-10-04 10:45:07,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:07,425 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:07,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:07,429 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:07,446 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 10:45:07,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:07,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4242 states to 2125 states and 4242 transitions. [2018-10-04 10:45:07,544 INFO L276 IsEmpty]: Start isEmpty. Operand 2125 states and 4242 transitions. [2018-10-04 10:45:07,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:07,545 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:07,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:07,550 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:07,566 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 10:45:07,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:07,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4244 states to 2126 states and 4244 transitions. [2018-10-04 10:45:07,670 INFO L276 IsEmpty]: Start isEmpty. Operand 2126 states and 4244 transitions. [2018-10-04 10:45:07,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:07,671 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:07,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:07,676 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:07,694 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 10:45:07,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:07,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4246 states to 2127 states and 4246 transitions. [2018-10-04 10:45:07,792 INFO L276 IsEmpty]: Start isEmpty. Operand 2127 states and 4246 transitions. [2018-10-04 10:45:07,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:07,793 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:07,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:07,798 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:07,814 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 10:45:07,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:07,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4248 states to 2128 states and 4248 transitions. [2018-10-04 10:45:07,909 INFO L276 IsEmpty]: Start isEmpty. Operand 2128 states and 4248 transitions. [2018-10-04 10:45:07,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:07,910 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:07,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:07,916 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:07,933 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 10:45:08,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:08,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4250 states to 2129 states and 4250 transitions. [2018-10-04 10:45:08,032 INFO L276 IsEmpty]: Start isEmpty. Operand 2129 states and 4250 transitions. [2018-10-04 10:45:08,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:08,032 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:08,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:08,038 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:08,052 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 10:45:08,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:08,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4252 states to 2130 states and 4252 transitions. [2018-10-04 10:45:08,151 INFO L276 IsEmpty]: Start isEmpty. Operand 2130 states and 4252 transitions. [2018-10-04 10:45:08,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:08,152 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:08,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:08,157 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:08,175 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 10:45:08,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:08,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4254 states to 2131 states and 4254 transitions. [2018-10-04 10:45:08,275 INFO L276 IsEmpty]: Start isEmpty. Operand 2131 states and 4254 transitions. [2018-10-04 10:45:08,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:08,276 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:08,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:08,283 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:08,305 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 10:45:08,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:08,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4256 states to 2132 states and 4256 transitions. [2018-10-04 10:45:08,396 INFO L276 IsEmpty]: Start isEmpty. Operand 2132 states and 4256 transitions. [2018-10-04 10:45:08,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:08,397 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:08,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:08,403 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:08,420 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 10:45:08,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:08,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4258 states to 2133 states and 4258 transitions. [2018-10-04 10:45:08,512 INFO L276 IsEmpty]: Start isEmpty. Operand 2133 states and 4258 transitions. [2018-10-04 10:45:08,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:08,513 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:08,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:08,517 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:08,535 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 10:45:08,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:08,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4260 states to 2134 states and 4260 transitions. [2018-10-04 10:45:08,632 INFO L276 IsEmpty]: Start isEmpty. Operand 2134 states and 4260 transitions. [2018-10-04 10:45:08,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:08,633 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:08,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:08,637 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:08,655 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 10:45:08,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:08,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4262 states to 2135 states and 4262 transitions. [2018-10-04 10:45:08,755 INFO L276 IsEmpty]: Start isEmpty. Operand 2135 states and 4262 transitions. [2018-10-04 10:45:08,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:08,756 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:08,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:08,763 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:08,783 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 10:45:08,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:08,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4264 states to 2136 states and 4264 transitions. [2018-10-04 10:45:08,877 INFO L276 IsEmpty]: Start isEmpty. Operand 2136 states and 4264 transitions. [2018-10-04 10:45:08,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:08,878 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:08,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:08,882 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:08,900 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 10:45:08,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:08,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4266 states to 2137 states and 4266 transitions. [2018-10-04 10:45:08,997 INFO L276 IsEmpty]: Start isEmpty. Operand 2137 states and 4266 transitions. [2018-10-04 10:45:08,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:08,998 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:09,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:09,002 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:09,023 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 10:45:09,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:09,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4268 states to 2138 states and 4268 transitions. [2018-10-04 10:45:09,118 INFO L276 IsEmpty]: Start isEmpty. Operand 2138 states and 4268 transitions. [2018-10-04 10:45:09,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:09,119 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:09,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:09,123 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:09,141 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:45:09,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:09,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4270 states to 2139 states and 4270 transitions. [2018-10-04 10:45:09,239 INFO L276 IsEmpty]: Start isEmpty. Operand 2139 states and 4270 transitions. [2018-10-04 10:45:09,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:09,240 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:09,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:09,246 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:09,262 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 10:45:09,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:09,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4272 states to 2140 states and 4272 transitions. [2018-10-04 10:45:09,361 INFO L276 IsEmpty]: Start isEmpty. Operand 2140 states and 4272 transitions. [2018-10-04 10:45:09,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:09,362 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:09,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:09,367 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:09,382 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 10:45:09,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:09,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4274 states to 2141 states and 4274 transitions. [2018-10-04 10:45:09,485 INFO L276 IsEmpty]: Start isEmpty. Operand 2141 states and 4274 transitions. [2018-10-04 10:45:09,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:09,485 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:09,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:09,490 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:09,511 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 10:45:09,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:09,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4276 states to 2142 states and 4276 transitions. [2018-10-04 10:45:09,606 INFO L276 IsEmpty]: Start isEmpty. Operand 2142 states and 4276 transitions. [2018-10-04 10:45:09,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:09,607 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:09,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:09,612 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:09,628 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:45:09,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:09,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4278 states to 2143 states and 4278 transitions. [2018-10-04 10:45:09,730 INFO L276 IsEmpty]: Start isEmpty. Operand 2143 states and 4278 transitions. [2018-10-04 10:45:09,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:09,731 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:09,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:09,735 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:09,750 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 10:45:09,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:09,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4280 states to 2144 states and 4280 transitions. [2018-10-04 10:45:09,854 INFO L276 IsEmpty]: Start isEmpty. Operand 2144 states and 4280 transitions. [2018-10-04 10:45:09,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:09,855 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:09,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:09,859 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:09,878 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 10:45:09,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:09,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4282 states to 2145 states and 4282 transitions. [2018-10-04 10:45:09,976 INFO L276 IsEmpty]: Start isEmpty. Operand 2145 states and 4282 transitions. [2018-10-04 10:45:09,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:09,977 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:09,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:09,983 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:09,999 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 10:45:10,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:10,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4284 states to 2146 states and 4284 transitions. [2018-10-04 10:45:10,096 INFO L276 IsEmpty]: Start isEmpty. Operand 2146 states and 4284 transitions. [2018-10-04 10:45:10,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:10,097 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:10,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:10,104 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:10,121 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 10:45:10,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:10,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4286 states to 2147 states and 4286 transitions. [2018-10-04 10:45:10,220 INFO L276 IsEmpty]: Start isEmpty. Operand 2147 states and 4286 transitions. [2018-10-04 10:45:10,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:10,221 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:10,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:10,226 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:10,249 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 10:45:10,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:10,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4288 states to 2148 states and 4288 transitions. [2018-10-04 10:45:10,340 INFO L276 IsEmpty]: Start isEmpty. Operand 2148 states and 4288 transitions. [2018-10-04 10:45:10,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:10,341 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:10,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:10,347 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:10,364 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 10:45:10,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:10,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4290 states to 2149 states and 4290 transitions. [2018-10-04 10:45:10,463 INFO L276 IsEmpty]: Start isEmpty. Operand 2149 states and 4290 transitions. [2018-10-04 10:45:10,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:10,464 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:10,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:10,468 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:10,486 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 10:45:10,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:10,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4292 states to 2150 states and 4292 transitions. [2018-10-04 10:45:10,585 INFO L276 IsEmpty]: Start isEmpty. Operand 2150 states and 4292 transitions. [2018-10-04 10:45:10,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:10,586 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:10,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:10,591 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:10,609 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 10:45:10,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:10,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4294 states to 2151 states and 4294 transitions. [2018-10-04 10:45:10,706 INFO L276 IsEmpty]: Start isEmpty. Operand 2151 states and 4294 transitions. [2018-10-04 10:45:10,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:10,707 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:10,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:10,713 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:10,727 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 10:45:10,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:10,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4296 states to 2152 states and 4296 transitions. [2018-10-04 10:45:10,829 INFO L276 IsEmpty]: Start isEmpty. Operand 2152 states and 4296 transitions. [2018-10-04 10:45:10,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:10,830 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:10,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:10,835 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:10,851 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 10:45:10,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:10,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4298 states to 2153 states and 4298 transitions. [2018-10-04 10:45:10,957 INFO L276 IsEmpty]: Start isEmpty. Operand 2153 states and 4298 transitions. [2018-10-04 10:45:10,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:10,958 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:10,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:10,963 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:10,986 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 10:45:11,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:11,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4300 states to 2154 states and 4300 transitions. [2018-10-04 10:45:11,077 INFO L276 IsEmpty]: Start isEmpty. Operand 2154 states and 4300 transitions. [2018-10-04 10:45:11,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:11,078 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:11,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:11,085 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:11,104 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 10:45:11,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:11,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4302 states to 2155 states and 4302 transitions. [2018-10-04 10:45:11,196 INFO L276 IsEmpty]: Start isEmpty. Operand 2155 states and 4302 transitions. [2018-10-04 10:45:11,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:11,197 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:11,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:11,201 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:11,217 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:45:11,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:11,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4304 states to 2156 states and 4304 transitions. [2018-10-04 10:45:11,314 INFO L276 IsEmpty]: Start isEmpty. Operand 2156 states and 4304 transitions. [2018-10-04 10:45:11,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:11,315 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:11,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:11,321 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:11,338 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 10:45:11,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:11,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4306 states to 2157 states and 4306 transitions. [2018-10-04 10:45:11,443 INFO L276 IsEmpty]: Start isEmpty. Operand 2157 states and 4306 transitions. [2018-10-04 10:45:11,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:11,444 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:11,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:11,448 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:11,463 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 10:45:11,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:11,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4308 states to 2158 states and 4308 transitions. [2018-10-04 10:45:11,563 INFO L276 IsEmpty]: Start isEmpty. Operand 2158 states and 4308 transitions. [2018-10-04 10:45:11,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:11,564 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:11,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:11,571 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:11,586 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 10:45:11,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:11,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4310 states to 2159 states and 4310 transitions. [2018-10-04 10:45:11,690 INFO L276 IsEmpty]: Start isEmpty. Operand 2159 states and 4310 transitions. [2018-10-04 10:45:11,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:11,691 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:11,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:11,695 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:11,710 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 10:45:11,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:11,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4312 states to 2160 states and 4312 transitions. [2018-10-04 10:45:11,816 INFO L276 IsEmpty]: Start isEmpty. Operand 2160 states and 4312 transitions. [2018-10-04 10:45:11,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:11,817 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:11,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:11,821 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:11,840 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 10:45:11,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:11,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4314 states to 2161 states and 4314 transitions. [2018-10-04 10:45:11,963 INFO L276 IsEmpty]: Start isEmpty. Operand 2161 states and 4314 transitions. [2018-10-04 10:45:11,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:11,964 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:11,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:11,968 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:11,983 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 10:45:12,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:12,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4316 states to 2162 states and 4316 transitions. [2018-10-04 10:45:12,109 INFO L276 IsEmpty]: Start isEmpty. Operand 2162 states and 4316 transitions. [2018-10-04 10:45:12,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:12,110 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:12,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:12,114 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:12,128 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 10:45:12,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:12,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4318 states to 2163 states and 4318 transitions. [2018-10-04 10:45:12,262 INFO L276 IsEmpty]: Start isEmpty. Operand 2163 states and 4318 transitions. [2018-10-04 10:45:12,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:12,263 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:12,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:12,269 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:12,285 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 10:45:12,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:12,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4320 states to 2164 states and 4320 transitions. [2018-10-04 10:45:12,386 INFO L276 IsEmpty]: Start isEmpty. Operand 2164 states and 4320 transitions. [2018-10-04 10:45:12,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:12,387 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:12,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:12,391 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:12,407 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 10:45:12,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:12,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4322 states to 2165 states and 4322 transitions. [2018-10-04 10:45:12,510 INFO L276 IsEmpty]: Start isEmpty. Operand 2165 states and 4322 transitions. [2018-10-04 10:45:12,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:12,511 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:12,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:12,516 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:12,532 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 10:45:12,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:12,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4324 states to 2166 states and 4324 transitions. [2018-10-04 10:45:12,631 INFO L276 IsEmpty]: Start isEmpty. Operand 2166 states and 4324 transitions. [2018-10-04 10:45:12,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:12,633 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:12,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:12,639 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:12,655 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 10:45:12,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:12,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4326 states to 2167 states and 4326 transitions. [2018-10-04 10:45:12,756 INFO L276 IsEmpty]: Start isEmpty. Operand 2167 states and 4326 transitions. [2018-10-04 10:45:12,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:12,757 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:12,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:12,761 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:12,777 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 10:45:12,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:12,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4328 states to 2168 states and 4328 transitions. [2018-10-04 10:45:12,879 INFO L276 IsEmpty]: Start isEmpty. Operand 2168 states and 4328 transitions. [2018-10-04 10:45:12,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:12,880 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:12,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:12,887 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:12,902 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:45:13,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:13,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4330 states to 2169 states and 4330 transitions. [2018-10-04 10:45:13,006 INFO L276 IsEmpty]: Start isEmpty. Operand 2169 states and 4330 transitions. [2018-10-04 10:45:13,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:13,007 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:13,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:13,013 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:13,030 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 10:45:13,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:13,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4332 states to 2170 states and 4332 transitions. [2018-10-04 10:45:13,130 INFO L276 IsEmpty]: Start isEmpty. Operand 2170 states and 4332 transitions. [2018-10-04 10:45:13,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:13,131 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:13,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:13,138 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:13,153 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 10:45:13,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:13,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4334 states to 2171 states and 4334 transitions. [2018-10-04 10:45:13,256 INFO L276 IsEmpty]: Start isEmpty. Operand 2171 states and 4334 transitions. [2018-10-04 10:45:13,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:13,257 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:13,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:13,261 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:13,282 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 10:45:13,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:13,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4336 states to 2172 states and 4336 transitions. [2018-10-04 10:45:13,374 INFO L276 IsEmpty]: Start isEmpty. Operand 2172 states and 4336 transitions. [2018-10-04 10:45:13,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:13,374 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:13,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:13,381 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:13,397 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 10:45:13,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:13,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4338 states to 2173 states and 4338 transitions. [2018-10-04 10:45:13,497 INFO L276 IsEmpty]: Start isEmpty. Operand 2173 states and 4338 transitions. [2018-10-04 10:45:13,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:13,498 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:13,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:13,503 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:13,523 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 10:45:13,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:13,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4340 states to 2174 states and 4340 transitions. [2018-10-04 10:45:13,623 INFO L276 IsEmpty]: Start isEmpty. Operand 2174 states and 4340 transitions. [2018-10-04 10:45:13,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:13,624 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:13,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:13,628 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:13,645 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 10:45:13,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:13,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4342 states to 2175 states and 4342 transitions. [2018-10-04 10:45:13,745 INFO L276 IsEmpty]: Start isEmpty. Operand 2175 states and 4342 transitions. [2018-10-04 10:45:13,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:13,746 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:13,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:13,750 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:13,766 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 10:45:13,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:13,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4344 states to 2176 states and 4344 transitions. [2018-10-04 10:45:13,867 INFO L276 IsEmpty]: Start isEmpty. Operand 2176 states and 4344 transitions. [2018-10-04 10:45:13,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:13,868 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:13,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:13,876 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:13,892 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 10:45:13,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:13,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4346 states to 2177 states and 4346 transitions. [2018-10-04 10:45:13,991 INFO L276 IsEmpty]: Start isEmpty. Operand 2177 states and 4346 transitions. [2018-10-04 10:45:13,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:13,992 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:13,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:13,999 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:14,014 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 10:45:14,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:14,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4348 states to 2178 states and 4348 transitions. [2018-10-04 10:45:14,116 INFO L276 IsEmpty]: Start isEmpty. Operand 2178 states and 4348 transitions. [2018-10-04 10:45:14,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:14,117 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:14,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:14,123 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:14,139 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:45:14,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:14,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4350 states to 2179 states and 4350 transitions. [2018-10-04 10:45:14,236 INFO L276 IsEmpty]: Start isEmpty. Operand 2179 states and 4350 transitions. [2018-10-04 10:45:14,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:14,237 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:14,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:14,243 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:14,258 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 10:45:14,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:14,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4352 states to 2180 states and 4352 transitions. [2018-10-04 10:45:14,362 INFO L276 IsEmpty]: Start isEmpty. Operand 2180 states and 4352 transitions. [2018-10-04 10:45:14,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:14,363 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:14,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:14,370 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:14,387 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 10:45:14,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:14,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4354 states to 2181 states and 4354 transitions. [2018-10-04 10:45:14,485 INFO L276 IsEmpty]: Start isEmpty. Operand 2181 states and 4354 transitions. [2018-10-04 10:45:14,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:14,486 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:14,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:14,490 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:14,507 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 10:45:14,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:14,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4356 states to 2182 states and 4356 transitions. [2018-10-04 10:45:14,606 INFO L276 IsEmpty]: Start isEmpty. Operand 2182 states and 4356 transitions. [2018-10-04 10:45:14,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:14,607 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:14,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:14,611 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:14,629 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 10:45:14,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:14,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4358 states to 2183 states and 4358 transitions. [2018-10-04 10:45:14,729 INFO L276 IsEmpty]: Start isEmpty. Operand 2183 states and 4358 transitions. [2018-10-04 10:45:14,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:14,730 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:14,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:14,737 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:14,755 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 10:45:14,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:14,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4360 states to 2184 states and 4360 transitions. [2018-10-04 10:45:14,855 INFO L276 IsEmpty]: Start isEmpty. Operand 2184 states and 4360 transitions. [2018-10-04 10:45:14,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:14,856 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:14,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:14,860 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:14,874 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 10:45:14,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:14,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4362 states to 2185 states and 4362 transitions. [2018-10-04 10:45:14,977 INFO L276 IsEmpty]: Start isEmpty. Operand 2185 states and 4362 transitions. [2018-10-04 10:45:14,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:14,978 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:14,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:14,984 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:15,013 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 10:45:15,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:15,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4364 states to 2186 states and 4364 transitions. [2018-10-04 10:45:15,142 INFO L276 IsEmpty]: Start isEmpty. Operand 2186 states and 4364 transitions. [2018-10-04 10:45:15,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:15,143 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:15,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:15,148 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:15,167 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 10:45:15,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:15,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4366 states to 2187 states and 4366 transitions. [2018-10-04 10:45:15,262 INFO L276 IsEmpty]: Start isEmpty. Operand 2187 states and 4366 transitions. [2018-10-04 10:45:15,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:15,263 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:15,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:15,268 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:15,284 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 10:45:15,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:15,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4368 states to 2188 states and 4368 transitions. [2018-10-04 10:45:15,383 INFO L276 IsEmpty]: Start isEmpty. Operand 2188 states and 4368 transitions. [2018-10-04 10:45:15,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:15,384 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:15,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:15,391 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:15,408 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 10:45:15,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:15,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4370 states to 2189 states and 4370 transitions. [2018-10-04 10:45:15,506 INFO L276 IsEmpty]: Start isEmpty. Operand 2189 states and 4370 transitions. [2018-10-04 10:45:15,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:15,507 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:15,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:15,513 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:15,531 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 10:45:15,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:15,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4372 states to 2190 states and 4372 transitions. [2018-10-04 10:45:15,631 INFO L276 IsEmpty]: Start isEmpty. Operand 2190 states and 4372 transitions. [2018-10-04 10:45:15,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:15,632 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:15,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:15,638 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:15,655 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 10:45:15,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:15,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4374 states to 2191 states and 4374 transitions. [2018-10-04 10:45:15,750 INFO L276 IsEmpty]: Start isEmpty. Operand 2191 states and 4374 transitions. [2018-10-04 10:45:15,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:15,751 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:15,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:15,755 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:15,772 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:45:15,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:15,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4376 states to 2192 states and 4376 transitions. [2018-10-04 10:45:15,870 INFO L276 IsEmpty]: Start isEmpty. Operand 2192 states and 4376 transitions. [2018-10-04 10:45:15,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:15,871 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:15,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:15,875 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:15,891 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:45:15,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:15,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4378 states to 2193 states and 4378 transitions. [2018-10-04 10:45:15,994 INFO L276 IsEmpty]: Start isEmpty. Operand 2193 states and 4378 transitions. [2018-10-04 10:45:16,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:16,001 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:16,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:16,005 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:16,020 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 10:45:16,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:16,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4380 states to 2194 states and 4380 transitions. [2018-10-04 10:45:16,121 INFO L276 IsEmpty]: Start isEmpty. Operand 2194 states and 4380 transitions. [2018-10-04 10:45:16,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:16,122 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:16,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:16,126 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:16,141 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:45:16,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:16,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4382 states to 2195 states and 4382 transitions. [2018-10-04 10:45:16,248 INFO L276 IsEmpty]: Start isEmpty. Operand 2195 states and 4382 transitions. [2018-10-04 10:45:16,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:16,249 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:16,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:16,256 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:16,271 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 10:45:16,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:16,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4384 states to 2196 states and 4384 transitions. [2018-10-04 10:45:16,367 INFO L276 IsEmpty]: Start isEmpty. Operand 2196 states and 4384 transitions. [2018-10-04 10:45:16,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:16,368 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:16,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:16,372 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:16,388 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 10:45:16,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:16,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4386 states to 2197 states and 4386 transitions. [2018-10-04 10:45:16,490 INFO L276 IsEmpty]: Start isEmpty. Operand 2197 states and 4386 transitions. [2018-10-04 10:45:16,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:16,491 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:16,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:16,499 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:16,517 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 10:45:16,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:16,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4388 states to 2198 states and 4388 transitions. [2018-10-04 10:45:16,612 INFO L276 IsEmpty]: Start isEmpty. Operand 2198 states and 4388 transitions. [2018-10-04 10:45:16,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:16,613 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:16,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:16,617 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:16,632 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 10:45:16,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:16,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4390 states to 2199 states and 4390 transitions. [2018-10-04 10:45:16,734 INFO L276 IsEmpty]: Start isEmpty. Operand 2199 states and 4390 transitions. [2018-10-04 10:45:16,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:16,735 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:16,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:16,742 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:16,760 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 10:45:16,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:16,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4392 states to 2200 states and 4392 transitions. [2018-10-04 10:45:16,856 INFO L276 IsEmpty]: Start isEmpty. Operand 2200 states and 4392 transitions. [2018-10-04 10:45:16,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:16,857 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:16,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:16,864 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:16,880 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 10:45:16,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:16,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4394 states to 2201 states and 4394 transitions. [2018-10-04 10:45:16,982 INFO L276 IsEmpty]: Start isEmpty. Operand 2201 states and 4394 transitions. [2018-10-04 10:45:16,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:16,983 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:16,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:16,989 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:17,005 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 10:45:17,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:17,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4396 states to 2202 states and 4396 transitions. [2018-10-04 10:45:17,147 INFO L276 IsEmpty]: Start isEmpty. Operand 2202 states and 4396 transitions. [2018-10-04 10:45:17,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:17,148 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:17,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:17,152 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:17,168 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 10:45:17,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:17,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4398 states to 2203 states and 4398 transitions. [2018-10-04 10:45:17,299 INFO L276 IsEmpty]: Start isEmpty. Operand 2203 states and 4398 transitions. [2018-10-04 10:45:17,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:17,300 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:17,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:17,303 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:17,319 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 10:45:17,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:17,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4400 states to 2204 states and 4400 transitions. [2018-10-04 10:45:17,454 INFO L276 IsEmpty]: Start isEmpty. Operand 2204 states and 4400 transitions. [2018-10-04 10:45:17,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:17,455 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:17,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:17,459 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:17,474 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 10:45:17,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:17,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4402 states to 2205 states and 4402 transitions. [2018-10-04 10:45:17,577 INFO L276 IsEmpty]: Start isEmpty. Operand 2205 states and 4402 transitions. [2018-10-04 10:45:17,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:17,578 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:17,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:17,584 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:17,600 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 10:45:17,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:17,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4404 states to 2206 states and 4404 transitions. [2018-10-04 10:45:17,701 INFO L276 IsEmpty]: Start isEmpty. Operand 2206 states and 4404 transitions. [2018-10-04 10:45:17,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:17,702 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:17,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:17,706 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:17,721 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 10:45:17,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:17,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4406 states to 2207 states and 4406 transitions. [2018-10-04 10:45:17,822 INFO L276 IsEmpty]: Start isEmpty. Operand 2207 states and 4406 transitions. [2018-10-04 10:45:17,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:17,823 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:17,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:17,827 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:17,843 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 10:45:17,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:17,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4408 states to 2208 states and 4408 transitions. [2018-10-04 10:45:17,945 INFO L276 IsEmpty]: Start isEmpty. Operand 2208 states and 4408 transitions. [2018-10-04 10:45:17,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:17,945 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:17,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:17,952 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:17,968 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 10:45:18,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:18,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4410 states to 2209 states and 4410 transitions. [2018-10-04 10:45:18,068 INFO L276 IsEmpty]: Start isEmpty. Operand 2209 states and 4410 transitions. [2018-10-04 10:45:18,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:18,069 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:18,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:18,073 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:18,088 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 10:45:18,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:18,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4412 states to 2210 states and 4412 transitions. [2018-10-04 10:45:18,192 INFO L276 IsEmpty]: Start isEmpty. Operand 2210 states and 4412 transitions. [2018-10-04 10:45:18,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:18,193 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:18,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:18,199 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:18,214 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 10:45:18,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:18,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4414 states to 2211 states and 4414 transitions. [2018-10-04 10:45:18,313 INFO L276 IsEmpty]: Start isEmpty. Operand 2211 states and 4414 transitions. [2018-10-04 10:45:18,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:18,313 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:18,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:18,321 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:18,338 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 10:45:18,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:18,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4416 states to 2212 states and 4416 transitions. [2018-10-04 10:45:18,436 INFO L276 IsEmpty]: Start isEmpty. Operand 2212 states and 4416 transitions. [2018-10-04 10:45:18,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:18,437 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:18,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:18,443 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:18,465 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 10:45:18,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:18,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4418 states to 2213 states and 4418 transitions. [2018-10-04 10:45:18,563 INFO L276 IsEmpty]: Start isEmpty. Operand 2213 states and 4418 transitions. [2018-10-04 10:45:18,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:18,564 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:18,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:18,568 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:18,583 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 10:45:18,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:18,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4420 states to 2214 states and 4420 transitions. [2018-10-04 10:45:18,688 INFO L276 IsEmpty]: Start isEmpty. Operand 2214 states and 4420 transitions. [2018-10-04 10:45:18,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:18,688 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:18,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:18,695 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:18,710 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 10:45:18,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:18,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4422 states to 2215 states and 4422 transitions. [2018-10-04 10:45:18,812 INFO L276 IsEmpty]: Start isEmpty. Operand 2215 states and 4422 transitions. [2018-10-04 10:45:18,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:18,813 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:18,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:18,817 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:18,835 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 10:45:18,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:18,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4424 states to 2216 states and 4424 transitions. [2018-10-04 10:45:18,941 INFO L276 IsEmpty]: Start isEmpty. Operand 2216 states and 4424 transitions. [2018-10-04 10:45:18,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:18,942 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:18,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:18,948 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:18,964 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 10:45:19,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:19,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4426 states to 2217 states and 4426 transitions. [2018-10-04 10:45:19,069 INFO L276 IsEmpty]: Start isEmpty. Operand 2217 states and 4426 transitions. [2018-10-04 10:45:19,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:19,070 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:19,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:19,076 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:19,095 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 10:45:19,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:19,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4428 states to 2218 states and 4428 transitions. [2018-10-04 10:45:19,190 INFO L276 IsEmpty]: Start isEmpty. Operand 2218 states and 4428 transitions. [2018-10-04 10:45:19,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:19,191 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:19,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:19,195 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:19,209 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 10:45:19,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:19,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4430 states to 2219 states and 4430 transitions. [2018-10-04 10:45:19,316 INFO L276 IsEmpty]: Start isEmpty. Operand 2219 states and 4430 transitions. [2018-10-04 10:45:19,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:19,317 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:19,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:19,324 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:19,339 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 10:45:19,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:19,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4432 states to 2220 states and 4432 transitions. [2018-10-04 10:45:19,439 INFO L276 IsEmpty]: Start isEmpty. Operand 2220 states and 4432 transitions. [2018-10-04 10:45:19,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:19,440 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:19,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:19,444 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:19,459 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 10:45:19,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:19,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4434 states to 2221 states and 4434 transitions. [2018-10-04 10:45:19,566 INFO L276 IsEmpty]: Start isEmpty. Operand 2221 states and 4434 transitions. [2018-10-04 10:45:19,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:19,567 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:19,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:19,571 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:19,587 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 10:45:19,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:19,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4436 states to 2222 states and 4436 transitions. [2018-10-04 10:45:19,701 INFO L276 IsEmpty]: Start isEmpty. Operand 2222 states and 4436 transitions. [2018-10-04 10:45:19,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:19,702 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:19,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:19,706 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:19,724 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 10:45:19,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:19,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4438 states to 2223 states and 4438 transitions. [2018-10-04 10:45:19,823 INFO L276 IsEmpty]: Start isEmpty. Operand 2223 states and 4438 transitions. [2018-10-04 10:45:19,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:19,824 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:19,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:19,829 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:19,846 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 10:45:19,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:19,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4440 states to 2224 states and 4440 transitions. [2018-10-04 10:45:19,944 INFO L276 IsEmpty]: Start isEmpty. Operand 2224 states and 4440 transitions. [2018-10-04 10:45:19,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:19,944 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:19,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:19,951 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:19,967 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:45:20,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:20,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4442 states to 2225 states and 4442 transitions. [2018-10-04 10:45:20,063 INFO L276 IsEmpty]: Start isEmpty. Operand 2225 states and 4442 transitions. [2018-10-04 10:45:20,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:20,064 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:20,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:20,068 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:20,083 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 10:45:20,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:20,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4444 states to 2226 states and 4444 transitions. [2018-10-04 10:45:20,191 INFO L276 IsEmpty]: Start isEmpty. Operand 2226 states and 4444 transitions. [2018-10-04 10:45:20,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:20,192 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:20,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:20,196 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:20,211 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 10:45:20,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:20,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4446 states to 2227 states and 4446 transitions. [2018-10-04 10:45:20,311 INFO L276 IsEmpty]: Start isEmpty. Operand 2227 states and 4446 transitions. [2018-10-04 10:45:20,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:20,312 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:20,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:20,319 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:20,334 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 10:45:20,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:20,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4448 states to 2228 states and 4448 transitions. [2018-10-04 10:45:20,436 INFO L276 IsEmpty]: Start isEmpty. Operand 2228 states and 4448 transitions. [2018-10-04 10:45:20,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:20,436 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:20,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:20,440 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:20,457 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 10:45:20,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:20,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4450 states to 2229 states and 4450 transitions. [2018-10-04 10:45:20,558 INFO L276 IsEmpty]: Start isEmpty. Operand 2229 states and 4450 transitions. [2018-10-04 10:45:20,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:20,559 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:20,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:20,564 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:20,582 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 10:45:20,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:20,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4452 states to 2230 states and 4452 transitions. [2018-10-04 10:45:20,690 INFO L276 IsEmpty]: Start isEmpty. Operand 2230 states and 4452 transitions. [2018-10-04 10:45:20,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:20,691 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:20,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:20,695 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:20,711 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 10:45:20,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:20,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4454 states to 2231 states and 4454 transitions. [2018-10-04 10:45:20,817 INFO L276 IsEmpty]: Start isEmpty. Operand 2231 states and 4454 transitions. [2018-10-04 10:45:20,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:20,818 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:20,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:20,822 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:20,838 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 10:45:20,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:20,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4456 states to 2232 states and 4456 transitions. [2018-10-04 10:45:20,946 INFO L276 IsEmpty]: Start isEmpty. Operand 2232 states and 4456 transitions. [2018-10-04 10:45:20,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:20,947 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:20,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:20,951 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:20,970 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:45:21,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:21,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4458 states to 2233 states and 4458 transitions. [2018-10-04 10:45:21,070 INFO L276 IsEmpty]: Start isEmpty. Operand 2233 states and 4458 transitions. [2018-10-04 10:45:21,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:21,071 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:21,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:21,075 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:21,089 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 10:45:21,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:21,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4460 states to 2234 states and 4460 transitions. [2018-10-04 10:45:21,193 INFO L276 IsEmpty]: Start isEmpty. Operand 2234 states and 4460 transitions. [2018-10-04 10:45:21,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:21,194 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:21,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:21,201 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:21,217 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:45:21,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:21,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4462 states to 2235 states and 4462 transitions. [2018-10-04 10:45:21,318 INFO L276 IsEmpty]: Start isEmpty. Operand 2235 states and 4462 transitions. [2018-10-04 10:45:21,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:21,319 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:21,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:21,327 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:21,342 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 10:45:21,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:21,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4464 states to 2236 states and 4464 transitions. [2018-10-04 10:45:21,449 INFO L276 IsEmpty]: Start isEmpty. Operand 2236 states and 4464 transitions. [2018-10-04 10:45:21,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:21,450 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:21,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:21,456 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:21,472 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 10:45:21,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:21,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4466 states to 2237 states and 4466 transitions. [2018-10-04 10:45:21,574 INFO L276 IsEmpty]: Start isEmpty. Operand 2237 states and 4466 transitions. [2018-10-04 10:45:21,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:21,575 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:21,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:21,580 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:21,599 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 10:45:21,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:21,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4468 states to 2238 states and 4468 transitions. [2018-10-04 10:45:21,698 INFO L276 IsEmpty]: Start isEmpty. Operand 2238 states and 4468 transitions. [2018-10-04 10:45:21,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:21,699 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:21,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:21,706 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:21,724 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 10:45:21,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:21,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4470 states to 2239 states and 4470 transitions. [2018-10-04 10:45:21,824 INFO L276 IsEmpty]: Start isEmpty. Operand 2239 states and 4470 transitions. [2018-10-04 10:45:21,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:21,825 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:21,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:21,833 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:21,856 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 10:45:21,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:21,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4472 states to 2240 states and 4472 transitions. [2018-10-04 10:45:21,952 INFO L276 IsEmpty]: Start isEmpty. Operand 2240 states and 4472 transitions. [2018-10-04 10:45:21,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:21,953 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:21,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:21,957 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:21,974 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 10:45:22,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:22,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4474 states to 2241 states and 4474 transitions. [2018-10-04 10:45:22,077 INFO L276 IsEmpty]: Start isEmpty. Operand 2241 states and 4474 transitions. [2018-10-04 10:45:22,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:22,078 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:22,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:22,086 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:22,113 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 10:45:22,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:22,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4476 states to 2242 states and 4476 transitions. [2018-10-04 10:45:22,254 INFO L276 IsEmpty]: Start isEmpty. Operand 2242 states and 4476 transitions. [2018-10-04 10:45:22,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:22,255 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:22,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:22,259 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:22,271 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 10:45:22,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:22,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4478 states to 2243 states and 4478 transitions. [2018-10-04 10:45:22,400 INFO L276 IsEmpty]: Start isEmpty. Operand 2243 states and 4478 transitions. [2018-10-04 10:45:22,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:22,401 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:22,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:22,405 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:22,424 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 10:45:22,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:22,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4480 states to 2244 states and 4480 transitions. [2018-10-04 10:45:22,550 INFO L276 IsEmpty]: Start isEmpty. Operand 2244 states and 4480 transitions. [2018-10-04 10:45:22,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:22,551 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:22,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:22,555 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:22,577 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 10:45:22,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:22,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4482 states to 2245 states and 4482 transitions. [2018-10-04 10:45:22,674 INFO L276 IsEmpty]: Start isEmpty. Operand 2245 states and 4482 transitions. [2018-10-04 10:45:22,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:22,675 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:22,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:22,680 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:22,698 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 10:45:22,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:22,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4484 states to 2246 states and 4484 transitions. [2018-10-04 10:45:22,797 INFO L276 IsEmpty]: Start isEmpty. Operand 2246 states and 4484 transitions. [2018-10-04 10:45:22,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:22,798 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:22,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:22,806 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:22,822 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:45:22,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:22,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4486 states to 2247 states and 4486 transitions. [2018-10-04 10:45:22,923 INFO L276 IsEmpty]: Start isEmpty. Operand 2247 states and 4486 transitions. [2018-10-04 10:45:22,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:22,924 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:22,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:22,930 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:22,945 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 10:45:23,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:23,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4488 states to 2248 states and 4488 transitions. [2018-10-04 10:45:23,049 INFO L276 IsEmpty]: Start isEmpty. Operand 2248 states and 4488 transitions. [2018-10-04 10:45:23,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:23,050 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:23,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:23,056 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:23,071 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:45:23,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:23,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4490 states to 2249 states and 4490 transitions. [2018-10-04 10:45:23,173 INFO L276 IsEmpty]: Start isEmpty. Operand 2249 states and 4490 transitions. [2018-10-04 10:45:23,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:23,174 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:23,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:23,178 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:23,197 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 10:45:23,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:23,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4492 states to 2250 states and 4492 transitions. [2018-10-04 10:45:23,300 INFO L276 IsEmpty]: Start isEmpty. Operand 2250 states and 4492 transitions. [2018-10-04 10:45:23,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:23,301 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:23,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:23,307 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:23,327 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 10:45:23,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:23,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4494 states to 2251 states and 4494 transitions. [2018-10-04 10:45:23,425 INFO L276 IsEmpty]: Start isEmpty. Operand 2251 states and 4494 transitions. [2018-10-04 10:45:23,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:23,426 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:23,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:23,430 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:23,445 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 10:45:23,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:23,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4496 states to 2252 states and 4496 transitions. [2018-10-04 10:45:23,545 INFO L276 IsEmpty]: Start isEmpty. Operand 2252 states and 4496 transitions. [2018-10-04 10:45:23,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:23,546 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:23,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:23,553 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:23,569 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:45:23,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:23,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4498 states to 2253 states and 4498 transitions. [2018-10-04 10:45:23,666 INFO L276 IsEmpty]: Start isEmpty. Operand 2253 states and 4498 transitions. [2018-10-04 10:45:23,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:23,667 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:23,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:23,674 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:23,691 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 10:45:23,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:23,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4500 states to 2254 states and 4500 transitions. [2018-10-04 10:45:23,798 INFO L276 IsEmpty]: Start isEmpty. Operand 2254 states and 4500 transitions. [2018-10-04 10:45:23,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:23,800 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:23,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:23,804 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:23,823 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 10:45:23,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:23,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4502 states to 2255 states and 4502 transitions. [2018-10-04 10:45:23,923 INFO L276 IsEmpty]: Start isEmpty. Operand 2255 states and 4502 transitions. [2018-10-04 10:45:23,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:23,924 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:23,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:23,928 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:23,943 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 10:45:24,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:24,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4504 states to 2256 states and 4504 transitions. [2018-10-04 10:45:24,050 INFO L276 IsEmpty]: Start isEmpty. Operand 2256 states and 4504 transitions. [2018-10-04 10:45:24,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:24,051 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:24,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:24,056 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:24,076 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 10:45:24,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:24,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4506 states to 2257 states and 4506 transitions. [2018-10-04 10:45:24,180 INFO L276 IsEmpty]: Start isEmpty. Operand 2257 states and 4506 transitions. [2018-10-04 10:45:24,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:24,182 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:24,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:24,188 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:24,206 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 10:45:24,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:24,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4508 states to 2258 states and 4508 transitions. [2018-10-04 10:45:24,306 INFO L276 IsEmpty]: Start isEmpty. Operand 2258 states and 4508 transitions. [2018-10-04 10:45:24,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:24,307 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:24,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:24,312 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:24,329 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 10:45:24,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:24,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4510 states to 2259 states and 4510 transitions. [2018-10-04 10:45:24,434 INFO L276 IsEmpty]: Start isEmpty. Operand 2259 states and 4510 transitions. [2018-10-04 10:45:24,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:24,435 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:24,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:24,439 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:24,455 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 10:45:24,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:24,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4512 states to 2260 states and 4512 transitions. [2018-10-04 10:45:24,557 INFO L276 IsEmpty]: Start isEmpty. Operand 2260 states and 4512 transitions. [2018-10-04 10:45:24,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:24,557 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:24,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:24,564 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:24,581 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 10:45:24,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:24,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4514 states to 2261 states and 4514 transitions. [2018-10-04 10:45:24,680 INFO L276 IsEmpty]: Start isEmpty. Operand 2261 states and 4514 transitions. [2018-10-04 10:45:24,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:24,681 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:24,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:24,687 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:24,705 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 10:45:24,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:24,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4516 states to 2262 states and 4516 transitions. [2018-10-04 10:45:24,806 INFO L276 IsEmpty]: Start isEmpty. Operand 2262 states and 4516 transitions. [2018-10-04 10:45:24,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:24,807 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:24,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:24,814 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:24,833 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 10:45:24,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:24,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4518 states to 2263 states and 4518 transitions. [2018-10-04 10:45:24,931 INFO L276 IsEmpty]: Start isEmpty. Operand 2263 states and 4518 transitions. [2018-10-04 10:45:24,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:24,932 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:24,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:24,938 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:24,952 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 10:45:25,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:25,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4520 states to 2264 states and 4520 transitions. [2018-10-04 10:45:25,055 INFO L276 IsEmpty]: Start isEmpty. Operand 2264 states and 4520 transitions. [2018-10-04 10:45:25,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:25,056 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:25,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:25,062 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:25,078 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:45:25,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:25,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4522 states to 2265 states and 4522 transitions. [2018-10-04 10:45:25,183 INFO L276 IsEmpty]: Start isEmpty. Operand 2265 states and 4522 transitions. [2018-10-04 10:45:25,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:25,184 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:25,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:25,190 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:25,210 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 10:45:25,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:25,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4524 states to 2266 states and 4524 transitions. [2018-10-04 10:45:25,311 INFO L276 IsEmpty]: Start isEmpty. Operand 2266 states and 4524 transitions. [2018-10-04 10:45:25,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:25,312 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:25,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:25,318 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:25,335 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 10:45:25,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:25,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4526 states to 2267 states and 4526 transitions. [2018-10-04 10:45:25,437 INFO L276 IsEmpty]: Start isEmpty. Operand 2267 states and 4526 transitions. [2018-10-04 10:45:25,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:25,438 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:25,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:25,444 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:25,464 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 10:45:25,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:25,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4528 states to 2268 states and 4528 transitions. [2018-10-04 10:45:25,563 INFO L276 IsEmpty]: Start isEmpty. Operand 2268 states and 4528 transitions. [2018-10-04 10:45:25,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:25,564 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:25,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:25,570 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:25,588 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 10:45:25,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:25,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4530 states to 2269 states and 4530 transitions. [2018-10-04 10:45:25,686 INFO L276 IsEmpty]: Start isEmpty. Operand 2269 states and 4530 transitions. [2018-10-04 10:45:25,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:25,687 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:25,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:25,691 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:25,708 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 10:45:25,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:25,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4532 states to 2270 states and 4532 transitions. [2018-10-04 10:45:25,811 INFO L276 IsEmpty]: Start isEmpty. Operand 2270 states and 4532 transitions. [2018-10-04 10:45:25,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:25,812 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:25,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:25,816 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:25,832 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 10:45:25,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:25,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4534 states to 2271 states and 4534 transitions. [2018-10-04 10:45:25,938 INFO L276 IsEmpty]: Start isEmpty. Operand 2271 states and 4534 transitions. [2018-10-04 10:45:25,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:25,939 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:25,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:25,944 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:25,963 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:45:26,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:26,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4536 states to 2272 states and 4536 transitions. [2018-10-04 10:45:26,062 INFO L276 IsEmpty]: Start isEmpty. Operand 2272 states and 4536 transitions. [2018-10-04 10:45:26,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:26,063 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:26,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:26,069 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:26,086 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 10:45:26,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:26,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4538 states to 2273 states and 4538 transitions. [2018-10-04 10:45:26,193 INFO L276 IsEmpty]: Start isEmpty. Operand 2273 states and 4538 transitions. [2018-10-04 10:45:26,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:26,194 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:26,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:26,199 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:26,219 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 10:45:26,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:26,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4540 states to 2274 states and 4540 transitions. [2018-10-04 10:45:26,321 INFO L276 IsEmpty]: Start isEmpty. Operand 2274 states and 4540 transitions. [2018-10-04 10:45:26,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:26,322 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:26,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:26,334 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:26,351 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 10:45:26,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:26,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4542 states to 2275 states and 4542 transitions. [2018-10-04 10:45:26,445 INFO L276 IsEmpty]: Start isEmpty. Operand 2275 states and 4542 transitions. [2018-10-04 10:45:26,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:26,446 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:26,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:26,450 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:26,466 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 10:45:26,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:26,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4544 states to 2276 states and 4544 transitions. [2018-10-04 10:45:26,566 INFO L276 IsEmpty]: Start isEmpty. Operand 2276 states and 4544 transitions. [2018-10-04 10:45:26,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:26,567 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:26,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:26,572 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:26,588 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 10:45:26,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:26,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4546 states to 2277 states and 4546 transitions. [2018-10-04 10:45:26,698 INFO L276 IsEmpty]: Start isEmpty. Operand 2277 states and 4546 transitions. [2018-10-04 10:45:26,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:26,699 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:26,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:26,704 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:26,722 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 10:45:26,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:26,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4548 states to 2278 states and 4548 transitions. [2018-10-04 10:45:26,822 INFO L276 IsEmpty]: Start isEmpty. Operand 2278 states and 4548 transitions. [2018-10-04 10:45:26,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:26,823 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:26,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:26,827 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:26,843 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 10:45:26,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:26,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4550 states to 2279 states and 4550 transitions. [2018-10-04 10:45:26,947 INFO L276 IsEmpty]: Start isEmpty. Operand 2279 states and 4550 transitions. [2018-10-04 10:45:26,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:26,948 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:26,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:26,952 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:26,970 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:45:27,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:27,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4552 states to 2280 states and 4552 transitions. [2018-10-04 10:45:27,074 INFO L276 IsEmpty]: Start isEmpty. Operand 2280 states and 4552 transitions. [2018-10-04 10:45:27,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:27,075 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:27,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:27,082 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:27,098 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 10:45:27,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:27,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4554 states to 2281 states and 4554 transitions. [2018-10-04 10:45:27,202 INFO L276 IsEmpty]: Start isEmpty. Operand 2281 states and 4554 transitions. [2018-10-04 10:45:27,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:27,203 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:27,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:27,208 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:27,221 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 10:45:27,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:27,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4556 states to 2282 states and 4556 transitions. [2018-10-04 10:45:27,359 INFO L276 IsEmpty]: Start isEmpty. Operand 2282 states and 4556 transitions. [2018-10-04 10:45:27,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:27,360 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:27,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:27,364 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:27,378 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 10:45:27,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:27,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4558 states to 2283 states and 4558 transitions. [2018-10-04 10:45:27,507 INFO L276 IsEmpty]: Start isEmpty. Operand 2283 states and 4558 transitions. [2018-10-04 10:45:27,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:27,508 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:27,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:27,512 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:27,527 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 10:45:27,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:27,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4560 states to 2284 states and 4560 transitions. [2018-10-04 10:45:27,652 INFO L276 IsEmpty]: Start isEmpty. Operand 2284 states and 4560 transitions. [2018-10-04 10:45:27,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:27,653 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:27,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:27,659 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:27,674 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 10:45:27,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:27,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4562 states to 2285 states and 4562 transitions. [2018-10-04 10:45:27,776 INFO L276 IsEmpty]: Start isEmpty. Operand 2285 states and 4562 transitions. [2018-10-04 10:45:27,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:27,777 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:27,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:27,780 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:27,795 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 10:45:27,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:27,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4564 states to 2286 states and 4564 transitions. [2018-10-04 10:45:27,904 INFO L276 IsEmpty]: Start isEmpty. Operand 2286 states and 4564 transitions. [2018-10-04 10:45:27,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:27,905 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:27,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:27,911 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:27,927 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 10:45:28,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:28,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4566 states to 2287 states and 4566 transitions. [2018-10-04 10:45:28,032 INFO L276 IsEmpty]: Start isEmpty. Operand 2287 states and 4566 transitions. [2018-10-04 10:45:28,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:28,033 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:28,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:28,037 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:28,055 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 10:45:28,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:28,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4568 states to 2288 states and 4568 transitions. [2018-10-04 10:45:28,161 INFO L276 IsEmpty]: Start isEmpty. Operand 2288 states and 4568 transitions. [2018-10-04 10:45:28,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:28,163 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:28,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:28,170 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:28,185 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 10:45:28,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:28,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4570 states to 2289 states and 4570 transitions. [2018-10-04 10:45:28,295 INFO L276 IsEmpty]: Start isEmpty. Operand 2289 states and 4570 transitions. [2018-10-04 10:45:28,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:28,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:28,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:28,300 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:28,314 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 10:45:28,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:28,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4572 states to 2290 states and 4572 transitions. [2018-10-04 10:45:28,426 INFO L276 IsEmpty]: Start isEmpty. Operand 2290 states and 4572 transitions. [2018-10-04 10:45:28,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:28,427 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:28,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:28,431 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:28,447 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:45:28,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:28,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4574 states to 2291 states and 4574 transitions. [2018-10-04 10:45:28,556 INFO L276 IsEmpty]: Start isEmpty. Operand 2291 states and 4574 transitions. [2018-10-04 10:45:28,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:28,557 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:28,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:28,564 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:28,582 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 10:45:28,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:28,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4576 states to 2292 states and 4576 transitions. [2018-10-04 10:45:28,678 INFO L276 IsEmpty]: Start isEmpty. Operand 2292 states and 4576 transitions. [2018-10-04 10:45:28,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:28,679 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:28,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:28,684 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:28,700 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 10:45:28,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:28,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4578 states to 2293 states and 4578 transitions. [2018-10-04 10:45:28,809 INFO L276 IsEmpty]: Start isEmpty. Operand 2293 states and 4578 transitions. [2018-10-04 10:45:28,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:28,810 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:28,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:28,815 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:28,836 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 10:45:28,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:28,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4580 states to 2294 states and 4580 transitions. [2018-10-04 10:45:28,933 INFO L276 IsEmpty]: Start isEmpty. Operand 2294 states and 4580 transitions. [2018-10-04 10:45:28,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:28,934 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:28,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:28,940 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:28,958 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 10:45:29,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:29,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4582 states to 2295 states and 4582 transitions. [2018-10-04 10:45:29,056 INFO L276 IsEmpty]: Start isEmpty. Operand 2295 states and 4582 transitions. [2018-10-04 10:45:29,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:29,057 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:29,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:29,061 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:29,077 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 10:45:29,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:29,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4584 states to 2296 states and 4584 transitions. [2018-10-04 10:45:29,184 INFO L276 IsEmpty]: Start isEmpty. Operand 2296 states and 4584 transitions. [2018-10-04 10:45:29,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:29,185 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:29,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:29,190 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:29,208 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 10:45:29,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:29,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4586 states to 2297 states and 4586 transitions. [2018-10-04 10:45:29,310 INFO L276 IsEmpty]: Start isEmpty. Operand 2297 states and 4586 transitions. [2018-10-04 10:45:29,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:29,311 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:29,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:29,316 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:29,331 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 10:45:29,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:29,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4588 states to 2298 states and 4588 transitions. [2018-10-04 10:45:29,439 INFO L276 IsEmpty]: Start isEmpty. Operand 2298 states and 4588 transitions. [2018-10-04 10:45:29,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:29,440 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:29,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:29,447 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:29,463 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 10:45:29,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:29,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4590 states to 2299 states and 4590 transitions. [2018-10-04 10:45:29,566 INFO L276 IsEmpty]: Start isEmpty. Operand 2299 states and 4590 transitions. [2018-10-04 10:45:29,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:29,567 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:29,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:29,571 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:29,586 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 10:45:29,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:29,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4592 states to 2300 states and 4592 transitions. [2018-10-04 10:45:29,697 INFO L276 IsEmpty]: Start isEmpty. Operand 2300 states and 4592 transitions. [2018-10-04 10:45:29,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:29,698 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:29,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:29,704 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:29,719 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 10:45:29,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:29,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4594 states to 2301 states and 4594 transitions. [2018-10-04 10:45:29,824 INFO L276 IsEmpty]: Start isEmpty. Operand 2301 states and 4594 transitions. [2018-10-04 10:45:29,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:29,825 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:29,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:29,831 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:29,847 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 10:45:29,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:29,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4596 states to 2302 states and 4596 transitions. [2018-10-04 10:45:29,951 INFO L276 IsEmpty]: Start isEmpty. Operand 2302 states and 4596 transitions. [2018-10-04 10:45:29,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:29,952 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:29,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:29,957 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:29,974 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 10:45:30,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:30,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4598 states to 2303 states and 4598 transitions. [2018-10-04 10:45:30,078 INFO L276 IsEmpty]: Start isEmpty. Operand 2303 states and 4598 transitions. [2018-10-04 10:45:30,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:30,079 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:30,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:30,083 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:30,105 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 10:45:30,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:30,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4600 states to 2304 states and 4600 transitions. [2018-10-04 10:45:30,204 INFO L276 IsEmpty]: Start isEmpty. Operand 2304 states and 4600 transitions. [2018-10-04 10:45:30,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:30,205 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:30,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:30,211 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:30,229 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 10:45:30,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:30,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4602 states to 2305 states and 4602 transitions. [2018-10-04 10:45:30,329 INFO L276 IsEmpty]: Start isEmpty. Operand 2305 states and 4602 transitions. [2018-10-04 10:45:30,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:30,330 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:30,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:30,334 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:30,349 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 10:45:30,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:30,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4604 states to 2306 states and 4604 transitions. [2018-10-04 10:45:30,454 INFO L276 IsEmpty]: Start isEmpty. Operand 2306 states and 4604 transitions. [2018-10-04 10:45:30,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:30,455 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:30,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:30,462 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:30,479 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 10:45:30,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:30,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4606 states to 2307 states and 4606 transitions. [2018-10-04 10:45:30,584 INFO L276 IsEmpty]: Start isEmpty. Operand 2307 states and 4606 transitions. [2018-10-04 10:45:30,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:30,585 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:30,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:30,591 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:30,607 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 10:45:30,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:30,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4608 states to 2308 states and 4608 transitions. [2018-10-04 10:45:30,713 INFO L276 IsEmpty]: Start isEmpty. Operand 2308 states and 4608 transitions. [2018-10-04 10:45:30,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:30,714 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:30,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:30,722 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:30,738 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 10:45:30,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:30,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4610 states to 2309 states and 4610 transitions. [2018-10-04 10:45:30,838 INFO L276 IsEmpty]: Start isEmpty. Operand 2309 states and 4610 transitions. [2018-10-04 10:45:30,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:30,839 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:30,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:30,843 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:30,861 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 10:45:30,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:30,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4612 states to 2310 states and 4612 transitions. [2018-10-04 10:45:30,961 INFO L276 IsEmpty]: Start isEmpty. Operand 2310 states and 4612 transitions. [2018-10-04 10:45:30,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:30,962 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:30,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:30,973 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:30,992 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 10:45:31,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:31,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4614 states to 2311 states and 4614 transitions. [2018-10-04 10:45:31,088 INFO L276 IsEmpty]: Start isEmpty. Operand 2311 states and 4614 transitions. [2018-10-04 10:45:31,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:31,089 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:31,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:31,093 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:31,108 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 10:45:31,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:31,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4616 states to 2312 states and 4616 transitions. [2018-10-04 10:45:31,217 INFO L276 IsEmpty]: Start isEmpty. Operand 2312 states and 4616 transitions. [2018-10-04 10:45:31,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:31,218 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:31,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:31,222 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:31,240 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 10:45:31,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:31,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4618 states to 2313 states and 4618 transitions. [2018-10-04 10:45:31,348 INFO L276 IsEmpty]: Start isEmpty. Operand 2313 states and 4618 transitions. [2018-10-04 10:45:31,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:31,349 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:31,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:31,355 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:31,374 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 10:45:31,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:31,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4620 states to 2314 states and 4620 transitions. [2018-10-04 10:45:31,477 INFO L276 IsEmpty]: Start isEmpty. Operand 2314 states and 4620 transitions. [2018-10-04 10:45:31,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:31,478 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:31,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:31,486 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:31,504 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 10:45:31,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:31,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4622 states to 2315 states and 4622 transitions. [2018-10-04 10:45:31,609 INFO L276 IsEmpty]: Start isEmpty. Operand 2315 states and 4622 transitions. [2018-10-04 10:45:31,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:31,611 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:31,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:31,616 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:31,632 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 10:45:31,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:31,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4624 states to 2316 states and 4624 transitions. [2018-10-04 10:45:31,735 INFO L276 IsEmpty]: Start isEmpty. Operand 2316 states and 4624 transitions. [2018-10-04 10:45:31,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:31,735 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:31,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:31,739 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:31,759 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 10:45:31,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:31,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4626 states to 2317 states and 4626 transitions. [2018-10-04 10:45:31,865 INFO L276 IsEmpty]: Start isEmpty. Operand 2317 states and 4626 transitions. [2018-10-04 10:45:31,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:31,866 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:31,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:31,870 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:31,892 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 10:45:31,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:31,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4628 states to 2318 states and 4628 transitions. [2018-10-04 10:45:31,993 INFO L276 IsEmpty]: Start isEmpty. Operand 2318 states and 4628 transitions. [2018-10-04 10:45:31,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:31,994 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:32,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:32,000 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:32,021 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 10:45:32,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:32,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4630 states to 2319 states and 4630 transitions. [2018-10-04 10:45:32,121 INFO L276 IsEmpty]: Start isEmpty. Operand 2319 states and 4630 transitions. [2018-10-04 10:45:32,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:32,121 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:32,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:32,125 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:32,150 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 10:45:32,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:32,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4632 states to 2320 states and 4632 transitions. [2018-10-04 10:45:32,250 INFO L276 IsEmpty]: Start isEmpty. Operand 2320 states and 4632 transitions. [2018-10-04 10:45:32,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:32,251 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:32,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:32,257 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:32,274 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 10:45:32,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:32,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4634 states to 2321 states and 4634 transitions. [2018-10-04 10:45:32,378 INFO L276 IsEmpty]: Start isEmpty. Operand 2321 states and 4634 transitions. [2018-10-04 10:45:32,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:32,379 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:32,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:32,383 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:32,396 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:45:32,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:32,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4636 states to 2322 states and 4636 transitions. [2018-10-04 10:45:32,534 INFO L276 IsEmpty]: Start isEmpty. Operand 2322 states and 4636 transitions. [2018-10-04 10:45:32,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:32,535 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:32,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:32,539 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:32,555 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 10:45:32,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:32,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4638 states to 2323 states and 4638 transitions. [2018-10-04 10:45:32,695 INFO L276 IsEmpty]: Start isEmpty. Operand 2323 states and 4638 transitions. [2018-10-04 10:45:32,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:32,696 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:32,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:32,702 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:32,717 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 10:45:32,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:32,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4640 states to 2324 states and 4640 transitions. [2018-10-04 10:45:32,837 INFO L276 IsEmpty]: Start isEmpty. Operand 2324 states and 4640 transitions. [2018-10-04 10:45:32,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:32,838 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:32,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:32,845 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:32,865 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:45:32,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:32,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4642 states to 2325 states and 4642 transitions. [2018-10-04 10:45:32,957 INFO L276 IsEmpty]: Start isEmpty. Operand 2325 states and 4642 transitions. [2018-10-04 10:45:32,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:32,958 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:32,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:32,963 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:32,981 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:45:33,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:33,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4644 states to 2326 states and 4644 transitions. [2018-10-04 10:45:33,084 INFO L276 IsEmpty]: Start isEmpty. Operand 2326 states and 4644 transitions. [2018-10-04 10:45:33,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:33,085 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:33,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:33,092 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:33,108 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 10:45:33,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:33,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4646 states to 2327 states and 4646 transitions. [2018-10-04 10:45:33,217 INFO L276 IsEmpty]: Start isEmpty. Operand 2327 states and 4646 transitions. [2018-10-04 10:45:33,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:33,218 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:33,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:33,224 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:33,240 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 10:45:33,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:33,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4648 states to 2328 states and 4648 transitions. [2018-10-04 10:45:33,340 INFO L276 IsEmpty]: Start isEmpty. Operand 2328 states and 4648 transitions. [2018-10-04 10:45:33,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:33,341 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:33,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:33,348 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:33,365 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 10:45:33,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:33,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4650 states to 2329 states and 4650 transitions. [2018-10-04 10:45:33,471 INFO L276 IsEmpty]: Start isEmpty. Operand 2329 states and 4650 transitions. [2018-10-04 10:45:33,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:33,472 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:33,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:33,478 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:33,494 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:45:33,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:33,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4652 states to 2330 states and 4652 transitions. [2018-10-04 10:45:33,601 INFO L276 IsEmpty]: Start isEmpty. Operand 2330 states and 4652 transitions. [2018-10-04 10:45:33,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:33,602 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:33,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:33,606 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:33,629 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 10:45:33,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:33,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4654 states to 2331 states and 4654 transitions. [2018-10-04 10:45:33,733 INFO L276 IsEmpty]: Start isEmpty. Operand 2331 states and 4654 transitions. [2018-10-04 10:45:33,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:33,734 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:33,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:33,740 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:33,755 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 10:45:33,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:33,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4656 states to 2332 states and 4656 transitions. [2018-10-04 10:45:33,864 INFO L276 IsEmpty]: Start isEmpty. Operand 2332 states and 4656 transitions. [2018-10-04 10:45:33,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:33,865 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:33,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:33,870 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:33,887 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 10:45:33,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:33,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4658 states to 2333 states and 4658 transitions. [2018-10-04 10:45:33,990 INFO L276 IsEmpty]: Start isEmpty. Operand 2333 states and 4658 transitions. [2018-10-04 10:45:33,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:33,991 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:33,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:33,995 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:34,012 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 10:45:34,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:34,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4660 states to 2334 states and 4660 transitions. [2018-10-04 10:45:34,121 INFO L276 IsEmpty]: Start isEmpty. Operand 2334 states and 4660 transitions. [2018-10-04 10:45:34,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:34,122 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:34,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:34,127 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:34,146 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:45:34,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:34,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4662 states to 2335 states and 4662 transitions. [2018-10-04 10:45:34,250 INFO L276 IsEmpty]: Start isEmpty. Operand 2335 states and 4662 transitions. [2018-10-04 10:45:34,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:34,251 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:34,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:34,255 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:34,272 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 10:45:34,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:34,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4664 states to 2336 states and 4664 transitions. [2018-10-04 10:45:34,378 INFO L276 IsEmpty]: Start isEmpty. Operand 2336 states and 4664 transitions. [2018-10-04 10:45:34,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:34,379 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:34,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:34,383 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:34,399 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 10:45:34,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:34,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4666 states to 2337 states and 4666 transitions. [2018-10-04 10:45:34,509 INFO L276 IsEmpty]: Start isEmpty. Operand 2337 states and 4666 transitions. [2018-10-04 10:45:34,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:34,510 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:34,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:34,517 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:34,532 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 10:45:34,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:34,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4668 states to 2338 states and 4668 transitions. [2018-10-04 10:45:34,644 INFO L276 IsEmpty]: Start isEmpty. Operand 2338 states and 4668 transitions. [2018-10-04 10:45:34,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:34,645 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:34,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:34,652 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:34,669 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 10:45:34,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:34,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4670 states to 2339 states and 4670 transitions. [2018-10-04 10:45:34,772 INFO L276 IsEmpty]: Start isEmpty. Operand 2339 states and 4670 transitions. [2018-10-04 10:45:34,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:34,773 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:34,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:34,778 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:34,792 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 10:45:34,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:34,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4672 states to 2340 states and 4672 transitions. [2018-10-04 10:45:34,900 INFO L276 IsEmpty]: Start isEmpty. Operand 2340 states and 4672 transitions. [2018-10-04 10:45:34,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:34,901 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:34,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:34,907 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:34,926 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 10:45:35,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:35,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4674 states to 2341 states and 4674 transitions. [2018-10-04 10:45:35,028 INFO L276 IsEmpty]: Start isEmpty. Operand 2341 states and 4674 transitions. [2018-10-04 10:45:35,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:35,029 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:35,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:35,033 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:35,053 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 10:45:35,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:35,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4676 states to 2342 states and 4676 transitions. [2018-10-04 10:45:35,152 INFO L276 IsEmpty]: Start isEmpty. Operand 2342 states and 4676 transitions. [2018-10-04 10:45:35,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:35,153 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:35,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:35,160 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:35,179 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 10:45:35,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:35,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4678 states to 2343 states and 4678 transitions. [2018-10-04 10:45:35,275 INFO L276 IsEmpty]: Start isEmpty. Operand 2343 states and 4678 transitions. [2018-10-04 10:45:35,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:35,276 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:35,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:35,281 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:35,296 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 10:45:35,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:35,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4680 states to 2344 states and 4680 transitions. [2018-10-04 10:45:35,399 INFO L276 IsEmpty]: Start isEmpty. Operand 2344 states and 4680 transitions. [2018-10-04 10:45:35,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:35,400 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:35,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:35,407 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:35,424 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 10:45:35,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:35,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4682 states to 2345 states and 4682 transitions. [2018-10-04 10:45:35,528 INFO L276 IsEmpty]: Start isEmpty. Operand 2345 states and 4682 transitions. [2018-10-04 10:45:35,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:35,529 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:35,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:35,535 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:35,554 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 10:45:35,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:35,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4684 states to 2346 states and 4684 transitions. [2018-10-04 10:45:35,660 INFO L276 IsEmpty]: Start isEmpty. Operand 2346 states and 4684 transitions. [2018-10-04 10:45:35,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:35,661 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:35,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:35,665 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:35,680 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 10:45:35,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:35,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4686 states to 2347 states and 4686 transitions. [2018-10-04 10:45:35,786 INFO L276 IsEmpty]: Start isEmpty. Operand 2347 states and 4686 transitions. [2018-10-04 10:45:35,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:35,787 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:35,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:35,792 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:35,809 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 10:45:35,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:35,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4688 states to 2348 states and 4688 transitions. [2018-10-04 10:45:35,915 INFO L276 IsEmpty]: Start isEmpty. Operand 2348 states and 4688 transitions. [2018-10-04 10:45:35,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:35,916 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:35,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:35,922 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:35,940 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 10:45:36,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:36,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4690 states to 2349 states and 4690 transitions. [2018-10-04 10:45:36,041 INFO L276 IsEmpty]: Start isEmpty. Operand 2349 states and 4690 transitions. [2018-10-04 10:45:36,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:36,042 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:36,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:36,046 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:36,068 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 10:45:36,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:36,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4692 states to 2350 states and 4692 transitions. [2018-10-04 10:45:36,171 INFO L276 IsEmpty]: Start isEmpty. Operand 2350 states and 4692 transitions. [2018-10-04 10:45:36,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:36,173 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:36,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:36,179 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:36,198 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 10:45:36,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:36,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4694 states to 2351 states and 4694 transitions. [2018-10-04 10:45:36,297 INFO L276 IsEmpty]: Start isEmpty. Operand 2351 states and 4694 transitions. [2018-10-04 10:45:36,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:36,298 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:36,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:36,305 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:36,325 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 10:45:36,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:36,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4696 states to 2352 states and 4696 transitions. [2018-10-04 10:45:36,422 INFO L276 IsEmpty]: Start isEmpty. Operand 2352 states and 4696 transitions. [2018-10-04 10:45:36,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:36,423 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:36,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:36,427 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:36,451 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 10:45:36,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:36,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4698 states to 2353 states and 4698 transitions. [2018-10-04 10:45:36,548 INFO L276 IsEmpty]: Start isEmpty. Operand 2353 states and 4698 transitions. [2018-10-04 10:45:36,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:36,549 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:36,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:36,556 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:36,574 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 10:45:36,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:36,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4700 states to 2354 states and 4700 transitions. [2018-10-04 10:45:36,675 INFO L276 IsEmpty]: Start isEmpty. Operand 2354 states and 4700 transitions. [2018-10-04 10:45:36,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:36,676 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:36,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:36,680 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:36,696 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 10:45:36,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:36,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4702 states to 2355 states and 4702 transitions. [2018-10-04 10:45:36,798 INFO L276 IsEmpty]: Start isEmpty. Operand 2355 states and 4702 transitions. [2018-10-04 10:45:36,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:36,799 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:36,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:36,803 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:36,820 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 10:45:36,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:36,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4704 states to 2356 states and 4704 transitions. [2018-10-04 10:45:36,925 INFO L276 IsEmpty]: Start isEmpty. Operand 2356 states and 4704 transitions. [2018-10-04 10:45:36,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:36,926 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:36,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:36,931 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:36,949 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 10:45:37,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:37,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4706 states to 2357 states and 4706 transitions. [2018-10-04 10:45:37,055 INFO L276 IsEmpty]: Start isEmpty. Operand 2357 states and 4706 transitions. [2018-10-04 10:45:37,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:37,056 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:37,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:37,061 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:37,077 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 10:45:37,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:37,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4708 states to 2358 states and 4708 transitions. [2018-10-04 10:45:37,185 INFO L276 IsEmpty]: Start isEmpty. Operand 2358 states and 4708 transitions. [2018-10-04 10:45:37,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:37,186 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:37,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:37,193 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:37,210 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 10:45:37,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:37,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4710 states to 2359 states and 4710 transitions. [2018-10-04 10:45:37,316 INFO L276 IsEmpty]: Start isEmpty. Operand 2359 states and 4710 transitions. [2018-10-04 10:45:37,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:37,318 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:37,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:37,323 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:37,339 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 10:45:37,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:37,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4712 states to 2360 states and 4712 transitions. [2018-10-04 10:45:37,450 INFO L276 IsEmpty]: Start isEmpty. Operand 2360 states and 4712 transitions. [2018-10-04 10:45:37,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:37,451 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:37,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:37,456 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:37,475 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 10:45:37,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:37,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4714 states to 2361 states and 4714 transitions. [2018-10-04 10:45:37,611 INFO L276 IsEmpty]: Start isEmpty. Operand 2361 states and 4714 transitions. [2018-10-04 10:45:37,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:37,612 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:37,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:37,618 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:37,632 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 10:45:37,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:37,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4716 states to 2362 states and 4716 transitions. [2018-10-04 10:45:37,762 INFO L276 IsEmpty]: Start isEmpty. Operand 2362 states and 4716 transitions. [2018-10-04 10:45:37,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:37,763 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:37,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:37,768 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:37,785 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 10:45:37,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:37,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4718 states to 2363 states and 4718 transitions. [2018-10-04 10:45:37,926 INFO L276 IsEmpty]: Start isEmpty. Operand 2363 states and 4718 transitions. [2018-10-04 10:45:37,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:37,927 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:37,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:37,931 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:37,953 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 10:45:38,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:38,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4720 states to 2364 states and 4720 transitions. [2018-10-04 10:45:38,064 INFO L276 IsEmpty]: Start isEmpty. Operand 2364 states and 4720 transitions. [2018-10-04 10:45:38,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:38,065 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:38,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:38,070 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:38,089 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 10:45:38,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:38,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4722 states to 2365 states and 4722 transitions. [2018-10-04 10:45:38,189 INFO L276 IsEmpty]: Start isEmpty. Operand 2365 states and 4722 transitions. [2018-10-04 10:45:38,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:38,190 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:38,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:38,195 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:38,213 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 10:45:38,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:38,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4724 states to 2366 states and 4724 transitions. [2018-10-04 10:45:38,313 INFO L276 IsEmpty]: Start isEmpty. Operand 2366 states and 4724 transitions. [2018-10-04 10:45:38,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:38,314 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:38,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:38,320 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:38,336 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 10:45:38,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:38,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4726 states to 2367 states and 4726 transitions. [2018-10-04 10:45:38,443 INFO L276 IsEmpty]: Start isEmpty. Operand 2367 states and 4726 transitions. [2018-10-04 10:45:38,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:38,444 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:38,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:38,449 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:38,465 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 10:45:38,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:38,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4728 states to 2368 states and 4728 transitions. [2018-10-04 10:45:38,571 INFO L276 IsEmpty]: Start isEmpty. Operand 2368 states and 4728 transitions. [2018-10-04 10:45:38,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:38,573 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:38,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:38,576 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:38,597 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 10:45:38,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:38,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4730 states to 2369 states and 4730 transitions. [2018-10-04 10:45:38,696 INFO L276 IsEmpty]: Start isEmpty. Operand 2369 states and 4730 transitions. [2018-10-04 10:45:38,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:38,697 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:38,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:38,707 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:38,723 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 10:45:38,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:38,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4732 states to 2370 states and 4732 transitions. [2018-10-04 10:45:38,824 INFO L276 IsEmpty]: Start isEmpty. Operand 2370 states and 4732 transitions. [2018-10-04 10:45:38,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:38,825 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:38,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:38,831 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:38,849 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 10:45:38,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:38,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4734 states to 2371 states and 4734 transitions. [2018-10-04 10:45:38,952 INFO L276 IsEmpty]: Start isEmpty. Operand 2371 states and 4734 transitions. [2018-10-04 10:45:38,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:38,953 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:38,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:38,959 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:38,977 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:45:39,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:39,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4736 states to 2372 states and 4736 transitions. [2018-10-04 10:45:39,080 INFO L276 IsEmpty]: Start isEmpty. Operand 2372 states and 4736 transitions. [2018-10-04 10:45:39,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:39,081 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:39,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:39,087 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:39,105 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 10:45:39,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:39,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4738 states to 2373 states and 4738 transitions. [2018-10-04 10:45:39,205 INFO L276 IsEmpty]: Start isEmpty. Operand 2373 states and 4738 transitions. [2018-10-04 10:45:39,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:39,206 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:39,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:39,211 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:39,227 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 10:45:39,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:39,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4740 states to 2374 states and 4740 transitions. [2018-10-04 10:45:39,338 INFO L276 IsEmpty]: Start isEmpty. Operand 2374 states and 4740 transitions. [2018-10-04 10:45:39,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:39,339 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:39,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:39,344 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:39,360 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 10:45:39,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:39,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4742 states to 2375 states and 4742 transitions. [2018-10-04 10:45:39,470 INFO L276 IsEmpty]: Start isEmpty. Operand 2375 states and 4742 transitions. [2018-10-04 10:45:39,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:39,471 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:39,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:39,477 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:39,494 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:45:39,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:39,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4744 states to 2376 states and 4744 transitions. [2018-10-04 10:45:39,597 INFO L276 IsEmpty]: Start isEmpty. Operand 2376 states and 4744 transitions. [2018-10-04 10:45:39,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:39,598 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:39,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:39,605 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:39,625 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 10:45:39,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:39,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4746 states to 2377 states and 4746 transitions. [2018-10-04 10:45:39,724 INFO L276 IsEmpty]: Start isEmpty. Operand 2377 states and 4746 transitions. [2018-10-04 10:45:39,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:39,725 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:39,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:39,730 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:39,745 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 10:45:39,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:39,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4748 states to 2378 states and 4748 transitions. [2018-10-04 10:45:39,851 INFO L276 IsEmpty]: Start isEmpty. Operand 2378 states and 4748 transitions. [2018-10-04 10:45:39,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:39,852 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:39,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:39,858 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:39,874 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 10:45:39,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:39,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4750 states to 2379 states and 4750 transitions. [2018-10-04 10:45:39,981 INFO L276 IsEmpty]: Start isEmpty. Operand 2379 states and 4750 transitions. [2018-10-04 10:45:39,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:39,982 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:39,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:39,986 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:40,002 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 10:45:40,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:40,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4752 states to 2380 states and 4752 transitions. [2018-10-04 10:45:40,105 INFO L276 IsEmpty]: Start isEmpty. Operand 2380 states and 4752 transitions. [2018-10-04 10:45:40,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:40,106 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:40,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:40,111 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:40,130 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 10:45:40,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:40,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4754 states to 2381 states and 4754 transitions. [2018-10-04 10:45:40,235 INFO L276 IsEmpty]: Start isEmpty. Operand 2381 states and 4754 transitions. [2018-10-04 10:45:40,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:40,236 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:40,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:40,242 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:40,257 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 10:45:40,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:40,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4756 states to 2382 states and 4756 transitions. [2018-10-04 10:45:40,358 INFO L276 IsEmpty]: Start isEmpty. Operand 2382 states and 4756 transitions. [2018-10-04 10:45:40,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:40,359 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:40,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:40,365 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:40,380 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 10:45:40,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:40,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4758 states to 2383 states and 4758 transitions. [2018-10-04 10:45:40,482 INFO L276 IsEmpty]: Start isEmpty. Operand 2383 states and 4758 transitions. [2018-10-04 10:45:40,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:40,483 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:40,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:40,489 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:40,505 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 10:45:40,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:40,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4760 states to 2384 states and 4760 transitions. [2018-10-04 10:45:40,605 INFO L276 IsEmpty]: Start isEmpty. Operand 2384 states and 4760 transitions. [2018-10-04 10:45:40,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:40,606 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:40,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:40,612 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:40,627 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 10:45:40,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:40,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4762 states to 2385 states and 4762 transitions. [2018-10-04 10:45:40,734 INFO L276 IsEmpty]: Start isEmpty. Operand 2385 states and 4762 transitions. [2018-10-04 10:45:40,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:40,735 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:40,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:40,741 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:40,759 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 10:45:40,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:40,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4764 states to 2386 states and 4764 transitions. [2018-10-04 10:45:40,860 INFO L276 IsEmpty]: Start isEmpty. Operand 2386 states and 4764 transitions. [2018-10-04 10:45:40,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:40,861 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:40,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:40,865 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:40,880 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 10:45:40,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:40,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4766 states to 2387 states and 4766 transitions. [2018-10-04 10:45:40,987 INFO L276 IsEmpty]: Start isEmpty. Operand 2387 states and 4766 transitions. [2018-10-04 10:45:40,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:40,988 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:40,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:40,992 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:41,007 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:45:41,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:41,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4768 states to 2388 states and 4768 transitions. [2018-10-04 10:45:41,121 INFO L276 IsEmpty]: Start isEmpty. Operand 2388 states and 4768 transitions. [2018-10-04 10:45:41,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:41,122 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:41,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:41,128 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:41,144 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 10:45:41,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:41,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4770 states to 2389 states and 4770 transitions. [2018-10-04 10:45:41,248 INFO L276 IsEmpty]: Start isEmpty. Operand 2389 states and 4770 transitions. [2018-10-04 10:45:41,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:41,249 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:41,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:41,254 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:41,273 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 10:45:41,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:41,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4772 states to 2390 states and 4772 transitions. [2018-10-04 10:45:41,371 INFO L276 IsEmpty]: Start isEmpty. Operand 2390 states and 4772 transitions. [2018-10-04 10:45:41,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:41,372 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:41,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:41,378 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:41,411 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 10:45:41,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:41,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4774 states to 2391 states and 4774 transitions. [2018-10-04 10:45:41,543 INFO L276 IsEmpty]: Start isEmpty. Operand 2391 states and 4774 transitions. [2018-10-04 10:45:41,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:41,545 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:41,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:41,550 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:41,569 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:45:41,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:41,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4776 states to 2392 states and 4776 transitions. [2018-10-04 10:45:41,671 INFO L276 IsEmpty]: Start isEmpty. Operand 2392 states and 4776 transitions. [2018-10-04 10:45:41,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:41,672 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:41,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:41,678 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:41,694 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 10:45:41,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:41,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4778 states to 2393 states and 4778 transitions. [2018-10-04 10:45:41,804 INFO L276 IsEmpty]: Start isEmpty. Operand 2393 states and 4778 transitions. [2018-10-04 10:45:41,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:41,805 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:41,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:41,809 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:41,828 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 10:45:41,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:41,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4780 states to 2394 states and 4780 transitions. [2018-10-04 10:45:41,933 INFO L276 IsEmpty]: Start isEmpty. Operand 2394 states and 4780 transitions. [2018-10-04 10:45:41,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:41,934 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:41,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:41,938 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:41,959 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 10:45:42,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:42,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4782 states to 2395 states and 4782 transitions. [2018-10-04 10:45:42,066 INFO L276 IsEmpty]: Start isEmpty. Operand 2395 states and 4782 transitions. [2018-10-04 10:45:42,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:42,067 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:42,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:42,074 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:42,090 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 10:45:42,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:42,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4784 states to 2396 states and 4784 transitions. [2018-10-04 10:45:42,197 INFO L276 IsEmpty]: Start isEmpty. Operand 2396 states and 4784 transitions. [2018-10-04 10:45:42,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:42,198 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:42,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:42,205 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:42,222 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 10:45:42,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:42,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4786 states to 2397 states and 4786 transitions. [2018-10-04 10:45:42,325 INFO L276 IsEmpty]: Start isEmpty. Operand 2397 states and 4786 transitions. [2018-10-04 10:45:42,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:42,325 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:42,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:42,330 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:42,344 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 10:45:42,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:42,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4788 states to 2398 states and 4788 transitions. [2018-10-04 10:45:42,457 INFO L276 IsEmpty]: Start isEmpty. Operand 2398 states and 4788 transitions. [2018-10-04 10:45:42,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:42,459 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:42,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:42,465 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:42,496 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 10:45:42,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:42,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4790 states to 2399 states and 4790 transitions. [2018-10-04 10:45:42,600 INFO L276 IsEmpty]: Start isEmpty. Operand 2399 states and 4790 transitions. [2018-10-04 10:45:42,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:42,602 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:42,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:42,606 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:42,619 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 10:45:42,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:42,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4792 states to 2400 states and 4792 transitions. [2018-10-04 10:45:42,757 INFO L276 IsEmpty]: Start isEmpty. Operand 2400 states and 4792 transitions. [2018-10-04 10:45:42,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:42,758 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:42,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:42,762 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:42,774 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 10:45:42,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:42,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4794 states to 2401 states and 4794 transitions. [2018-10-04 10:45:42,906 INFO L276 IsEmpty]: Start isEmpty. Operand 2401 states and 4794 transitions. [2018-10-04 10:45:42,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:42,907 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:42,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:42,914 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:42,928 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 10:45:43,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:43,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4796 states to 2402 states and 4796 transitions. [2018-10-04 10:45:43,040 INFO L276 IsEmpty]: Start isEmpty. Operand 2402 states and 4796 transitions. [2018-10-04 10:45:43,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:43,041 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:43,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:43,047 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:43,064 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 10:45:43,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:43,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4798 states to 2403 states and 4798 transitions. [2018-10-04 10:45:43,163 INFO L276 IsEmpty]: Start isEmpty. Operand 2403 states and 4798 transitions. [2018-10-04 10:45:43,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:43,164 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:43,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:43,169 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:43,188 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 10:45:43,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:43,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4800 states to 2404 states and 4800 transitions. [2018-10-04 10:45:43,286 INFO L276 IsEmpty]: Start isEmpty. Operand 2404 states and 4800 transitions. [2018-10-04 10:45:43,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:43,287 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:43,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:43,294 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:43,312 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 10:45:43,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:43,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4802 states to 2405 states and 4802 transitions. [2018-10-04 10:45:43,414 INFO L276 IsEmpty]: Start isEmpty. Operand 2405 states and 4802 transitions. [2018-10-04 10:45:43,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:43,415 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:43,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:43,420 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:43,440 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 10:45:43,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:43,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4804 states to 2406 states and 4804 transitions. [2018-10-04 10:45:43,545 INFO L276 IsEmpty]: Start isEmpty. Operand 2406 states and 4804 transitions. [2018-10-04 10:45:43,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:43,546 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:43,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:43,552 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:43,570 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 10:45:43,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:43,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4806 states to 2407 states and 4806 transitions. [2018-10-04 10:45:43,678 INFO L276 IsEmpty]: Start isEmpty. Operand 2407 states and 4806 transitions. [2018-10-04 10:45:43,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:43,679 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:43,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:43,683 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:43,702 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 10:45:43,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:43,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4808 states to 2408 states and 4808 transitions. [2018-10-04 10:45:43,809 INFO L276 IsEmpty]: Start isEmpty. Operand 2408 states and 4808 transitions. [2018-10-04 10:45:43,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:43,810 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:43,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:43,814 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:43,835 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 10:45:43,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:43,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4810 states to 2409 states and 4810 transitions. [2018-10-04 10:45:43,941 INFO L276 IsEmpty]: Start isEmpty. Operand 2409 states and 4810 transitions. [2018-10-04 10:45:43,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:43,942 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:43,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:43,946 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:43,964 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 10:45:44,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:44,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4812 states to 2410 states and 4812 transitions. [2018-10-04 10:45:44,068 INFO L276 IsEmpty]: Start isEmpty. Operand 2410 states and 4812 transitions. [2018-10-04 10:45:44,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:44,069 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:44,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:44,073 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:44,091 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 10:45:44,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:44,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4814 states to 2411 states and 4814 transitions. [2018-10-04 10:45:44,204 INFO L276 IsEmpty]: Start isEmpty. Operand 2411 states and 4814 transitions. [2018-10-04 10:45:44,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:44,205 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:44,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:44,210 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:44,227 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 10:45:44,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:44,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4816 states to 2412 states and 4816 transitions. [2018-10-04 10:45:44,330 INFO L276 IsEmpty]: Start isEmpty. Operand 2412 states and 4816 transitions. [2018-10-04 10:45:44,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:44,330 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:44,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:44,334 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:44,349 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 10:45:44,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:44,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4818 states to 2413 states and 4818 transitions. [2018-10-04 10:45:44,461 INFO L276 IsEmpty]: Start isEmpty. Operand 2413 states and 4818 transitions. [2018-10-04 10:45:44,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:44,462 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:44,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:44,467 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:44,484 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 10:45:44,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:44,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4820 states to 2414 states and 4820 transitions. [2018-10-04 10:45:44,584 INFO L276 IsEmpty]: Start isEmpty. Operand 2414 states and 4820 transitions. [2018-10-04 10:45:44,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:44,585 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:44,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:44,590 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:44,609 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 10:45:44,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:44,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4822 states to 2415 states and 4822 transitions. [2018-10-04 10:45:44,712 INFO L276 IsEmpty]: Start isEmpty. Operand 2415 states and 4822 transitions. [2018-10-04 10:45:44,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:44,713 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:44,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:44,718 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:44,735 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 10:45:44,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:44,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4824 states to 2416 states and 4824 transitions. [2018-10-04 10:45:44,841 INFO L276 IsEmpty]: Start isEmpty. Operand 2416 states and 4824 transitions. [2018-10-04 10:45:44,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:44,842 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:44,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:44,849 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:44,867 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 10:45:44,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:44,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4826 states to 2417 states and 4826 transitions. [2018-10-04 10:45:44,971 INFO L276 IsEmpty]: Start isEmpty. Operand 2417 states and 4826 transitions. [2018-10-04 10:45:44,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:44,972 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:44,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:44,980 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:44,997 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 10:45:45,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:45,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4828 states to 2418 states and 4828 transitions. [2018-10-04 10:45:45,098 INFO L276 IsEmpty]: Start isEmpty. Operand 2418 states and 4828 transitions. [2018-10-04 10:45:45,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:45,099 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:45,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:45,104 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:45,125 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 10:45:45,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:45,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4830 states to 2419 states and 4830 transitions. [2018-10-04 10:45:45,225 INFO L276 IsEmpty]: Start isEmpty. Operand 2419 states and 4830 transitions. [2018-10-04 10:45:45,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:45,226 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:45,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:45,230 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:45,245 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 10:45:45,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:45,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4832 states to 2420 states and 4832 transitions. [2018-10-04 10:45:45,355 INFO L276 IsEmpty]: Start isEmpty. Operand 2420 states and 4832 transitions. [2018-10-04 10:45:45,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:45,356 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:45,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:45,360 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:45,375 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 10:45:45,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:45,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4834 states to 2421 states and 4834 transitions. [2018-10-04 10:45:45,479 INFO L276 IsEmpty]: Start isEmpty. Operand 2421 states and 4834 transitions. [2018-10-04 10:45:45,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:45,480 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:45,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:45,485 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:45,507 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 10:45:45,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:45,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4836 states to 2422 states and 4836 transitions. [2018-10-04 10:45:45,613 INFO L276 IsEmpty]: Start isEmpty. Operand 2422 states and 4836 transitions. [2018-10-04 10:45:45,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:45,614 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:45,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:45,619 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:45,635 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 10:45:45,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:45,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4838 states to 2423 states and 4838 transitions. [2018-10-04 10:45:45,743 INFO L276 IsEmpty]: Start isEmpty. Operand 2423 states and 4838 transitions. [2018-10-04 10:45:45,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:45,744 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:45,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:45,751 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:45,767 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 10:45:45,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:45,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4840 states to 2424 states and 4840 transitions. [2018-10-04 10:45:45,876 INFO L276 IsEmpty]: Start isEmpty. Operand 2424 states and 4840 transitions. [2018-10-04 10:45:45,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:45,877 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:45,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:45,883 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:45,899 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 10:45:46,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:46,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4842 states to 2425 states and 4842 transitions. [2018-10-04 10:45:46,006 INFO L276 IsEmpty]: Start isEmpty. Operand 2425 states and 4842 transitions. [2018-10-04 10:45:46,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:46,007 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:46,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:46,012 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:46,029 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 10:45:46,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:46,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4844 states to 2426 states and 4844 transitions. [2018-10-04 10:45:46,138 INFO L276 IsEmpty]: Start isEmpty. Operand 2426 states and 4844 transitions. [2018-10-04 10:45:46,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:46,139 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:46,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:46,144 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:46,160 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 10:45:46,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:46,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4846 states to 2427 states and 4846 transitions. [2018-10-04 10:45:46,274 INFO L276 IsEmpty]: Start isEmpty. Operand 2427 states and 4846 transitions. [2018-10-04 10:45:46,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:46,275 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:46,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:46,279 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:46,294 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 10:45:46,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:46,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4848 states to 2428 states and 4848 transitions. [2018-10-04 10:45:46,406 INFO L276 IsEmpty]: Start isEmpty. Operand 2428 states and 4848 transitions. [2018-10-04 10:45:46,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:46,407 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:46,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:46,412 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:46,429 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 10:45:46,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:46,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4850 states to 2429 states and 4850 transitions. [2018-10-04 10:45:46,537 INFO L276 IsEmpty]: Start isEmpty. Operand 2429 states and 4850 transitions. [2018-10-04 10:45:46,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:46,538 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:46,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:46,545 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:46,562 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 10:45:46,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:46,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4852 states to 2430 states and 4852 transitions. [2018-10-04 10:45:46,663 INFO L276 IsEmpty]: Start isEmpty. Operand 2430 states and 4852 transitions. [2018-10-04 10:45:46,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:46,664 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:46,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:46,668 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:46,684 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 10:45:46,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:46,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4854 states to 2431 states and 4854 transitions. [2018-10-04 10:45:46,793 INFO L276 IsEmpty]: Start isEmpty. Operand 2431 states and 4854 transitions. [2018-10-04 10:45:46,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:46,794 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:46,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:46,798 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:46,815 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 10:45:46,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:46,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4856 states to 2432 states and 4856 transitions. [2018-10-04 10:45:46,926 INFO L276 IsEmpty]: Start isEmpty. Operand 2432 states and 4856 transitions. [2018-10-04 10:45:46,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:46,927 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:46,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:46,932 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:46,949 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 10:45:47,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:47,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4858 states to 2433 states and 4858 transitions. [2018-10-04 10:45:47,057 INFO L276 IsEmpty]: Start isEmpty. Operand 2433 states and 4858 transitions. [2018-10-04 10:45:47,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:47,058 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:47,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:47,065 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:47,080 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 10:45:47,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:47,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4860 states to 2434 states and 4860 transitions. [2018-10-04 10:45:47,189 INFO L276 IsEmpty]: Start isEmpty. Operand 2434 states and 4860 transitions. [2018-10-04 10:45:47,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:47,190 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:47,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:47,195 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:47,214 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 10:45:47,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:47,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4862 states to 2435 states and 4862 transitions. [2018-10-04 10:45:47,321 INFO L276 IsEmpty]: Start isEmpty. Operand 2435 states and 4862 transitions. [2018-10-04 10:45:47,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:47,322 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:47,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:47,326 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:47,341 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 10:45:47,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:47,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4864 states to 2436 states and 4864 transitions. [2018-10-04 10:45:47,451 INFO L276 IsEmpty]: Start isEmpty. Operand 2436 states and 4864 transitions. [2018-10-04 10:45:47,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:47,452 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:47,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:47,456 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:47,476 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 10:45:47,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:47,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4866 states to 2437 states and 4866 transitions. [2018-10-04 10:45:47,584 INFO L276 IsEmpty]: Start isEmpty. Operand 2437 states and 4866 transitions. [2018-10-04 10:45:47,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:47,585 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:47,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:47,589 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:47,605 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 10:45:47,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:47,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4868 states to 2438 states and 4868 transitions. [2018-10-04 10:45:47,718 INFO L276 IsEmpty]: Start isEmpty. Operand 2438 states and 4868 transitions. [2018-10-04 10:45:47,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:47,719 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:47,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:47,723 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:47,744 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:45:47,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:47,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4870 states to 2439 states and 4870 transitions. [2018-10-04 10:45:47,875 INFO L276 IsEmpty]: Start isEmpty. Operand 2439 states and 4870 transitions. [2018-10-04 10:45:47,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:47,876 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:47,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:47,880 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:47,895 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 10:45:48,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:48,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4872 states to 2440 states and 4872 transitions. [2018-10-04 10:45:48,044 INFO L276 IsEmpty]: Start isEmpty. Operand 2440 states and 4872 transitions. [2018-10-04 10:45:48,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:48,045 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:48,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:48,051 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:48,069 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 10:45:48,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:48,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4874 states to 2441 states and 4874 transitions. [2018-10-04 10:45:48,190 INFO L276 IsEmpty]: Start isEmpty. Operand 2441 states and 4874 transitions. [2018-10-04 10:45:48,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:48,191 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:48,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:48,195 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:48,216 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 10:45:48,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:48,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4876 states to 2442 states and 4876 transitions. [2018-10-04 10:45:48,322 INFO L276 IsEmpty]: Start isEmpty. Operand 2442 states and 4876 transitions. [2018-10-04 10:45:48,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:48,323 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:48,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:48,327 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:48,348 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:45:48,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:48,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4878 states to 2443 states and 4878 transitions. [2018-10-04 10:45:48,449 INFO L276 IsEmpty]: Start isEmpty. Operand 2443 states and 4878 transitions. [2018-10-04 10:45:48,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:48,450 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:48,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:48,457 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:48,475 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 10:45:48,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:48,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4880 states to 2444 states and 4880 transitions. [2018-10-04 10:45:48,581 INFO L276 IsEmpty]: Start isEmpty. Operand 2444 states and 4880 transitions. [2018-10-04 10:45:48,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:48,582 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:48,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:48,586 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:48,601 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 10:45:48,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:48,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4882 states to 2445 states and 4882 transitions. [2018-10-04 10:45:48,714 INFO L276 IsEmpty]: Start isEmpty. Operand 2445 states and 4882 transitions. [2018-10-04 10:45:48,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:48,715 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:48,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:48,720 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:48,735 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 10:45:48,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:48,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4884 states to 2446 states and 4884 transitions. [2018-10-04 10:45:48,846 INFO L276 IsEmpty]: Start isEmpty. Operand 2446 states and 4884 transitions. [2018-10-04 10:45:48,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:48,847 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:48,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:48,853 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:48,870 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 10:45:48,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:45:48,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4886 states to 2447 states and 4886 transitions. [2018-10-04 10:45:48,979 INFO L276 IsEmpty]: Start isEmpty. Operand 2447 states and 4886 transitions. [2018-10-04 10:45:48,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:45:48,980 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:45:48,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:45:48,985 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 10:45:49,002 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 10:45:49,116 INFO L202 PluginConnector]: Adding new model gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 04.10 10:45:49 ImpRootNode [2018-10-04 10:45:49,116 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-04 10:45:49,117 INFO L168 Benchmark]: Toolchain (without parser) took 255577.15 ms. Allocated memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: -379.1 MB). Free memory was 1.5 GB in the beginning and 1.0 GB in the end (delta: 410.4 MB). Peak memory consumption was 31.4 MB. Max. memory is 7.1 GB. [2018-10-04 10:45:49,119 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.25 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 10:45:49,119 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.78 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 10:45:49,119 INFO L168 Benchmark]: Boogie Preprocessor took 25.96 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 10:45:49,120 INFO L168 Benchmark]: RCFGBuilder took 286.13 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 10:45:49,120 INFO L168 Benchmark]: CodeCheck took 255215.28 ms. Allocated memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: -379.1 MB). Free memory was 1.4 GB in the beginning and 1.0 GB in the end (delta: 389.3 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. [2018-10-04 10:45:49,122 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, 255.1s OverallTime, 2439 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, 440.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6043841 GetRequests, 6033568 SyntacticMatches, 10261 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 186.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 1.8s SsaConstructionTime, 10.9s SatisfiabilityAnalysisTime, 46.5s InterpolantComputationTime, 14632 NumberOfCodeBlocks, 14632 NumberOfCodeBlocksAsserted, 2439 NumberOfCheckSat, 12193 ConstructedInterpolants, 0 QuantifiedInterpolants, 499835 SizeOfPredicates, 12192 NumberOfNonLiveVariables, 60969 ConjunctsInSsa, 36573 ConjunctsInUnsatCore, 2439 InterpolantComputations, 1 PerfectInterpolantSequences, 0/4876 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 0.25 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 45.78 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 25.96 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 286.13 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 255215.28 ms. Allocated memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: -379.1 MB). Free memory was 1.4 GB in the beginning and 1.0 GB in the end (delta: 389.3 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/gauss_sum.i_3.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-CodeCheckBenchmarks-0-2018-10-04_10-45-49-130.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_10-45-49-130.csv Completed graceful shutdown