java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf -i ../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-b2fde6a [2018-09-28 10:51:28,310 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-28 10:51:28,312 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-28 10:51:28,324 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-28 10:51:28,324 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-28 10:51:28,325 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-28 10:51:28,326 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-28 10:51:28,328 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-28 10:51:28,330 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-28 10:51:28,331 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-28 10:51:28,332 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-28 10:51:28,332 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-28 10:51:28,333 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-28 10:51:28,334 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-28 10:51:28,335 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-28 10:51:28,336 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-28 10:51:28,337 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-28 10:51:28,339 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-28 10:51:28,340 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-28 10:51:28,342 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-28 10:51:28,343 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-28 10:51:28,344 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-28 10:51:28,347 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-28 10:51:28,347 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-28 10:51:28,347 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-28 10:51:28,348 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-28 10:51:28,349 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-28 10:51:28,350 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-28 10:51:28,351 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-28 10:51:28,352 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-28 10:51:28,353 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-28 10:51:28,353 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-28 10:51:28,353 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-28 10:51:28,354 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-28 10:51:28,355 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-28 10:51:28,355 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-28 10:51:28,356 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf [2018-09-28 10:51:28,379 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-28 10:51:28,379 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-28 10:51:28,380 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-28 10:51:28,380 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-28 10:51:28,381 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-28 10:51:28,381 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-28 10:51:28,381 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-28 10:51:28,382 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-28 10:51:28,382 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-28 10:51:28,382 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-28 10:51:28,383 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-28 10:51:28,383 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-28 10:51:28,383 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-28 10:51:28,383 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-28 10:51:28,383 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-28 10:51:28,384 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-28 10:51:28,384 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-28 10:51:28,384 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-28 10:51:28,384 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-28 10:51:28,386 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-28 10:51:28,386 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-28 10:51:28,386 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-28 10:51:28,386 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-28 10:51:28,387 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-28 10:51:28,387 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-28 10:51:28,387 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-28 10:51:28,387 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-28 10:51:28,388 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-28 10:51:28,388 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-28 10:51:28,443 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-28 10:51:28,455 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-28 10:51:28,459 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-28 10:51:28,460 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-28 10:51:28,461 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-28 10:51:28,461 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl [2018-09-28 10:51:28,462 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl' [2018-09-28 10:51:28,511 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-28 10:51:28,514 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-28 10:51:28,515 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-28 10:51:28,515 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-28 10:51:28,515 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-28 10:51:28,535 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:51:28" (1/1) ... [2018-09-28 10:51:28,548 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:51:28" (1/1) ... [2018-09-28 10:51:28,555 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-28 10:51:28,556 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-28 10:51:28,556 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-28 10:51:28,556 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-28 10:51:28,567 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:51:28" (1/1) ... [2018-09-28 10:51:28,568 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:51:28" (1/1) ... [2018-09-28 10:51:28,568 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:51:28" (1/1) ... [2018-09-28 10:51:28,569 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:51:28" (1/1) ... [2018-09-28 10:51:28,571 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:51:28" (1/1) ... [2018-09-28 10:51:28,573 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:51:28" (1/1) ... [2018-09-28 10:51:28,574 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:51:28" (1/1) ... [2018-09-28 10:51:28,575 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-28 10:51:28,576 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-28 10:51:28,576 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-28 10:51:28,576 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-28 10:51:28,577 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:51:28" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-28 10:51:28,658 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-09-28 10:51:28,658 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-28 10:51:28,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-28 10:51:28,913 INFO L353 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-28 10:51:28,914 INFO L202 PluginConnector]: Adding new model count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.09 10:51:28 BoogieIcfgContainer [2018-09-28 10:51:28,914 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-28 10:51:28,915 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-28 10:51:28,915 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-28 10:51:28,926 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-28 10:51:28,926 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.09 10:51:28" (1/1) ... [2018-09-28 10:51:28,939 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-28 10:51:28,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:28,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-09-28 10:51:28,984 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-09-28 10:51:28,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-28 10:51:28,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:29,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:29,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:29,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:29,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-09-28 10:51:29,286 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-09-28 10:51:29,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-28 10:51:29,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:29,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:29,441 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:29,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:29,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 6 states and 7 transitions. [2018-09-28 10:51:29,721 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 7 transitions. [2018-09-28 10:51:29,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-28 10:51:29,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:29,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:29,848 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:30,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:30,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2018-09-28 10:51:30,286 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2018-09-28 10:51:30,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-28 10:51:30,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:30,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:30,397 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:30,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:30,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2018-09-28 10:51:30,814 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2018-09-28 10:51:30,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:51:30,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:30,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:31,020 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:31,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:31,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 9 states and 10 transitions. [2018-09-28 10:51:31,200 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2018-09-28 10:51:31,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-28 10:51:31,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:31,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:31,290 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:31,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:31,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 10 states and 11 transitions. [2018-09-28 10:51:31,508 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 11 transitions. [2018-09-28 10:51:31,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-28 10:51:31,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:31,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:31,614 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:31,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:31,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 11 states and 12 transitions. [2018-09-28 10:51:31,884 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2018-09-28 10:51:31,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-28 10:51:31,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:31,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:32,438 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:32,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:32,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 12 states and 13 transitions. [2018-09-28 10:51:32,725 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2018-09-28 10:51:32,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-28 10:51:32,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:32,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:32,946 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:33,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:33,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2018-09-28 10:51:33,352 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2018-09-28 10:51:33,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-28 10:51:33,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:33,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:33,463 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:33,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:33,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2018-09-28 10:51:33,947 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2018-09-28 10:51:33,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-28 10:51:33,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:33,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:34,069 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:34,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:34,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 15 states and 16 transitions. [2018-09-28 10:51:34,287 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2018-09-28 10:51:34,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 10:51:34,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:34,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:34,666 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:35,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:35,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 16 states and 17 transitions. [2018-09-28 10:51:35,017 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2018-09-28 10:51:35,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-28 10:51:35,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:35,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:35,206 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:35,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:35,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2018-09-28 10:51:35,464 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2018-09-28 10:51:35,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-28 10:51:35,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:35,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:35,595 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:35,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:35,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 18 states and 19 transitions. [2018-09-28 10:51:35,907 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2018-09-28 10:51:35,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-09-28 10:51:35,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:35,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:36,045 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:36,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:36,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2018-09-28 10:51:36,319 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2018-09-28 10:51:36,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-28 10:51:36,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:36,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:36,442 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:37,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:37,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions. [2018-09-28 10:51:37,204 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2018-09-28 10:51:37,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-28 10:51:37,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:37,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:38,069 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:39,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:39,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2018-09-28 10:51:39,522 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2018-09-28 10:51:39,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-28 10:51:39,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:39,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:39,756 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:40,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:40,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 22 states and 23 transitions. [2018-09-28 10:51:40,079 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 23 transitions. [2018-09-28 10:51:40,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-09-28 10:51:40,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:40,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:40,297 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:40,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:40,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 23 states and 24 transitions. [2018-09-28 10:51:40,626 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2018-09-28 10:51:40,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-28 10:51:40,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:40,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:40,804 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:41,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:41,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 24 states and 25 transitions. [2018-09-28 10:51:41,121 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2018-09-28 10:51:41,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-09-28 10:51:41,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:41,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:41,368 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:41,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:41,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 25 states and 26 transitions. [2018-09-28 10:51:41,708 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2018-09-28 10:51:41,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-28 10:51:41,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:41,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:41,989 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:42,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:42,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 26 states and 27 transitions. [2018-09-28 10:51:42,490 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 27 transitions. [2018-09-28 10:51:42,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-09-28 10:51:42,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:42,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:42,782 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:43,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:43,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 27 states and 28 transitions. [2018-09-28 10:51:43,392 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2018-09-28 10:51:43,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-28 10:51:43,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:43,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:43,547 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:44,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:44,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 28 states and 29 transitions. [2018-09-28 10:51:44,244 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 29 transitions. [2018-09-28 10:51:44,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-09-28 10:51:44,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:44,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:45,407 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:45,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:45,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 29 states and 30 transitions. [2018-09-28 10:51:45,834 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 30 transitions. [2018-09-28 10:51:45,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-28 10:51:45,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:45,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:46,041 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:46,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:46,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 30 states and 31 transitions. [2018-09-28 10:51:46,439 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 31 transitions. [2018-09-28 10:51:46,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-09-28 10:51:46,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:46,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:47,111 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:47,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:47,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 31 states and 32 transitions. [2018-09-28 10:51:47,558 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 32 transitions. [2018-09-28 10:51:47,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-28 10:51:47,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:47,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:47,914 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:48,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:48,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 32 states and 33 transitions. [2018-09-28 10:51:48,408 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 33 transitions. [2018-09-28 10:51:48,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-28 10:51:48,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:48,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:49,578 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:50,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:50,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 33 states and 34 transitions. [2018-09-28 10:51:50,036 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2018-09-28 10:51:50,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-28 10:51:50,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:50,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:50,219 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:50,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:50,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 34 states and 35 transitions. [2018-09-28 10:51:50,703 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 35 transitions. [2018-09-28 10:51:50,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-09-28 10:51:50,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:50,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:51,107 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:51,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:51,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 35 states and 36 transitions. [2018-09-28 10:51:51,560 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 36 transitions. [2018-09-28 10:51:51,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-28 10:51:51,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:51,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:51,731 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:52,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:52,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 36 states and 37 transitions. [2018-09-28 10:51:52,247 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 37 transitions. [2018-09-28 10:51:52,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-28 10:51:52,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:52,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:52,465 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:52,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:52,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 37 states and 38 transitions. [2018-09-28 10:51:52,940 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 38 transitions. [2018-09-28 10:51:52,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-28 10:51:52,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:53,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:53,316 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:53,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:53,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 38 states and 39 transitions. [2018-09-28 10:51:53,877 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 39 transitions. [2018-09-28 10:51:53,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-28 10:51:53,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:53,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:54,304 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:54,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:54,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 39 states and 40 transitions. [2018-09-28 10:51:54,877 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 40 transitions. [2018-09-28 10:51:54,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-28 10:51:54,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:54,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:55,175 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:55,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:55,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 40 states and 41 transitions. [2018-09-28 10:51:55,677 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 41 transitions. [2018-09-28 10:51:55,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-28 10:51:55,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:55,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:55,949 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:57,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:57,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 41 states and 42 transitions. [2018-09-28 10:51:57,056 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 42 transitions. [2018-09-28 10:51:57,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-28 10:51:57,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:57,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:57,324 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:57,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:57,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 42 states and 43 transitions. [2018-09-28 10:51:57,852 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 43 transitions. [2018-09-28 10:51:57,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-28 10:51:57,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:57,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:58,119 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:58,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:58,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 43 states and 44 transitions. [2018-09-28 10:51:58,726 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 44 transitions. [2018-09-28 10:51:58,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-28 10:51:58,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:58,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:59,646 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:00,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:00,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 44 states and 45 transitions. [2018-09-28 10:52:00,424 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 45 transitions. [2018-09-28 10:52:00,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-28 10:52:00,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:00,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:00,679 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:01,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:01,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 45 states and 46 transitions. [2018-09-28 10:52:01,300 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 46 transitions. [2018-09-28 10:52:01,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-28 10:52:01,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:01,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:01,578 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:02,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:02,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 46 states and 47 transitions. [2018-09-28 10:52:02,162 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 47 transitions. [2018-09-28 10:52:02,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-09-28 10:52:02,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:02,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:02,430 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:03,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:03,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 47 states and 48 transitions. [2018-09-28 10:52:03,097 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 48 transitions. [2018-09-28 10:52:03,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-28 10:52:03,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:03,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:03,357 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:03,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:03,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 48 states and 49 transitions. [2018-09-28 10:52:03,985 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 49 transitions. [2018-09-28 10:52:03,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-28 10:52:03,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:04,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:04,466 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:05,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:05,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 49 states and 50 transitions. [2018-09-28 10:52:05,215 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 50 transitions. [2018-09-28 10:52:05,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-28 10:52:05,215 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:05,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:05,892 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:06,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:06,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 50 states and 51 transitions. [2018-09-28 10:52:06,550 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 51 transitions. [2018-09-28 10:52:06,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-28 10:52:06,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:06,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:07,002 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:07,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:07,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 51 states and 52 transitions. [2018-09-28 10:52:07,926 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 52 transitions. [2018-09-28 10:52:07,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-28 10:52:07,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:08,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:08,244 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:08,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:08,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 52 states and 53 transitions. [2018-09-28 10:52:08,926 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 53 transitions. [2018-09-28 10:52:08,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-28 10:52:08,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:09,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:09,223 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:10,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:10,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 53 states and 54 transitions. [2018-09-28 10:52:10,183 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 54 transitions. [2018-09-28 10:52:10,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-28 10:52:10,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:10,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:10,491 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:11,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:11,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 54 states and 55 transitions. [2018-09-28 10:52:11,188 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 55 transitions. [2018-09-28 10:52:11,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-28 10:52:11,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:11,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:11,811 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:12,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:12,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 55 states and 56 transitions. [2018-09-28 10:52:12,549 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 56 transitions. [2018-09-28 10:52:12,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-28 10:52:12,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:12,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:12,906 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:13,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:13,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 56 states and 57 transitions. [2018-09-28 10:52:13,620 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 57 transitions. [2018-09-28 10:52:13,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-28 10:52:13,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:13,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:13,987 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:14,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:14,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 57 states and 58 transitions. [2018-09-28 10:52:14,992 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 58 transitions. [2018-09-28 10:52:14,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-28 10:52:14,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:15,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:15,337 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:16,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:16,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 58 states and 59 transitions. [2018-09-28 10:52:16,115 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 59 transitions. [2018-09-28 10:52:16,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-28 10:52:16,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:16,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:17,032 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:17,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:17,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 59 states and 60 transitions. [2018-09-28 10:52:17,866 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 60 transitions. [2018-09-28 10:52:17,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-28 10:52:17,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:18,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:18,350 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:19,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:19,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 60 states and 61 transitions. [2018-09-28 10:52:19,188 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 61 transitions. [2018-09-28 10:52:19,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-28 10:52:19,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:19,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:19,550 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:20,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:20,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 61 states and 62 transitions. [2018-09-28 10:52:20,657 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 62 transitions. [2018-09-28 10:52:20,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-28 10:52:20,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:20,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:21,500 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:22,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:22,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 62 states and 63 transitions. [2018-09-28 10:52:22,308 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 63 transitions. [2018-09-28 10:52:22,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-28 10:52:22,308 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:22,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:22,916 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:23,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:23,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 63 states and 64 transitions. [2018-09-28 10:52:23,740 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 64 transitions. [2018-09-28 10:52:23,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-28 10:52:23,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:23,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:24,249 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:25,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:25,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 64 states and 65 transitions. [2018-09-28 10:52:25,304 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 65 transitions. [2018-09-28 10:52:25,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-28 10:52:25,305 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:25,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:25,732 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:26,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:26,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 65 states and 66 transitions. [2018-09-28 10:52:26,626 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 66 transitions. [2018-09-28 10:52:26,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-28 10:52:26,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:26,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:27,080 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:27,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:27,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 66 states and 67 transitions. [2018-09-28 10:52:27,960 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 67 transitions. [2018-09-28 10:52:27,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-28 10:52:27,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:28,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:28,402 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:29,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:29,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 67 states and 68 transitions. [2018-09-28 10:52:29,364 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 68 transitions. [2018-09-28 10:52:29,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-09-28 10:52:29,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:29,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:29,818 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:30,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:30,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 68 states and 69 transitions. [2018-09-28 10:52:30,986 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 69 transitions. [2018-09-28 10:52:30,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-09-28 10:52:30,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:31,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:31,457 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:32,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:32,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 69 states and 70 transitions. [2018-09-28 10:52:32,349 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 70 transitions. [2018-09-28 10:52:32,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-09-28 10:52:32,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:32,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:32,835 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:33,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:33,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 70 states and 71 transitions. [2018-09-28 10:52:33,752 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 71 transitions. [2018-09-28 10:52:33,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-09-28 10:52:33,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:33,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:34,221 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:36,404 WARN L178 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 9 [2018-09-28 10:52:38,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:38,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 71 states and 72 transitions. [2018-09-28 10:52:38,602 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 72 transitions. [2018-09-28 10:52:38,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-09-28 10:52:38,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:38,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:39,096 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:40,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:40,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 72 states and 73 transitions. [2018-09-28 10:52:40,080 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 73 transitions. [2018-09-28 10:52:40,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-09-28 10:52:40,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:40,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:40,651 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:41,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:41,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 73 states and 74 transitions. [2018-09-28 10:52:41,591 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 74 transitions. [2018-09-28 10:52:41,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-09-28 10:52:41,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:41,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:42,136 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:43,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:43,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 74 states and 75 transitions. [2018-09-28 10:52:43,108 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 75 transitions. [2018-09-28 10:52:43,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-09-28 10:52:43,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:43,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:44,282 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:45,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:45,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 75 states and 76 transitions. [2018-09-28 10:52:45,493 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 76 transitions. [2018-09-28 10:52:45,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-09-28 10:52:45,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:45,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:46,998 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:48,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:48,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 76 states and 77 transitions. [2018-09-28 10:52:48,004 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 77 transitions. [2018-09-28 10:52:48,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-09-28 10:52:48,004 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:48,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:48,583 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:49,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:49,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 77 states and 78 transitions. [2018-09-28 10:52:49,586 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 78 transitions. [2018-09-28 10:52:49,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-09-28 10:52:49,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:49,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:51,223 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:52,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:52,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 78 states and 79 transitions. [2018-09-28 10:52:52,225 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 79 transitions. [2018-09-28 10:52:52,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-09-28 10:52:52,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:52,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:52,967 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:53,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:53,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 79 states and 80 transitions. [2018-09-28 10:52:53,974 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 80 transitions. [2018-09-28 10:52:53,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-09-28 10:52:53,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:54,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:54,626 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:55,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:55,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 80 states and 81 transitions. [2018-09-28 10:52:55,966 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 81 transitions. [2018-09-28 10:52:55,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-09-28 10:52:55,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:56,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:57,321 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:58,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:58,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 81 states and 82 transitions. [2018-09-28 10:52:58,354 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 82 transitions. [2018-09-28 10:52:58,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-09-28 10:52:58,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:58,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:59,025 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:00,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:00,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 82 states and 83 transitions. [2018-09-28 10:53:00,140 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 83 transitions. [2018-09-28 10:53:00,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-09-28 10:53:00,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:00,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:00,967 INFO L134 CoverageAnalysis]: Checked inductivity of 3081 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:02,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:02,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 83 states and 84 transitions. [2018-09-28 10:53:02,054 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 84 transitions. [2018-09-28 10:53:02,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-09-28 10:53:02,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:02,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:02,799 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:03,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:03,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 84 states and 85 transitions. [2018-09-28 10:53:03,935 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 85 transitions. [2018-09-28 10:53:03,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-09-28 10:53:03,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:04,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:04,853 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:06,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:06,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 85 states and 86 transitions. [2018-09-28 10:53:06,206 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 86 transitions. [2018-09-28 10:53:06,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-09-28 10:53:06,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:06,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:07,146 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:08,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:08,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 86 states and 87 transitions. [2018-09-28 10:53:08,264 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 87 transitions. [2018-09-28 10:53:08,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-09-28 10:53:08,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:08,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:09,051 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:10,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:10,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 87 states and 88 transitions. [2018-09-28 10:53:10,187 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 88 transitions. [2018-09-28 10:53:10,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-09-28 10:53:10,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:10,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:11,231 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:12,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:12,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 88 states and 89 transitions. [2018-09-28 10:53:12,445 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 89 transitions. [2018-09-28 10:53:12,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-09-28 10:53:12,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:12,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:13,281 INFO L134 CoverageAnalysis]: Checked inductivity of 3570 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:14,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:14,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 89 states and 90 transitions. [2018-09-28 10:53:14,496 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 90 transitions. [2018-09-28 10:53:14,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-09-28 10:53:14,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:14,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:15,425 INFO L134 CoverageAnalysis]: Checked inductivity of 3655 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:16,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:16,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 90 states and 91 transitions. [2018-09-28 10:53:16,916 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 91 transitions. [2018-09-28 10:53:16,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-09-28 10:53:16,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:17,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:17,852 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:19,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:19,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 91 states and 92 transitions. [2018-09-28 10:53:19,124 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 92 transitions. [2018-09-28 10:53:19,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-09-28 10:53:19,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:19,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:19,973 INFO L134 CoverageAnalysis]: Checked inductivity of 3828 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:21,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:21,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 92 states and 93 transitions. [2018-09-28 10:53:21,517 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 93 transitions. [2018-09-28 10:53:21,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-09-28 10:53:21,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:22,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:22,386 INFO L134 CoverageAnalysis]: Checked inductivity of 3916 backedges. 0 proven. 3916 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:23,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:23,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 93 states and 94 transitions. [2018-09-28 10:53:23,680 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 94 transitions. [2018-09-28 10:53:23,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-09-28 10:53:23,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:24,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:24,557 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 4005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:25,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:25,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 94 states and 95 transitions. [2018-09-28 10:53:25,815 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 95 transitions. [2018-09-28 10:53:25,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-09-28 10:53:25,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:26,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:26,814 INFO L134 CoverageAnalysis]: Checked inductivity of 4095 backedges. 0 proven. 4095 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:28,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:28,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 95 states and 96 transitions. [2018-09-28 10:53:28,176 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 96 transitions. [2018-09-28 10:53:28,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-09-28 10:53:28,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:28,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:29,163 INFO L134 CoverageAnalysis]: Checked inductivity of 4186 backedges. 0 proven. 4186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:30,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:30,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 96 states and 97 transitions. [2018-09-28 10:53:30,430 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 97 transitions. [2018-09-28 10:53:30,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-09-28 10:53:30,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:31,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:31,742 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 4278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:33,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:33,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 97 states and 98 transitions. [2018-09-28 10:53:33,085 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 98 transitions. [2018-09-28 10:53:33,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-09-28 10:53:33,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:33,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:34,087 INFO L134 CoverageAnalysis]: Checked inductivity of 4371 backedges. 0 proven. 4371 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:35,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:35,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 98 states and 99 transitions. [2018-09-28 10:53:35,385 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 99 transitions. [2018-09-28 10:53:35,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-09-28 10:53:35,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:36,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:36,523 INFO L134 CoverageAnalysis]: Checked inductivity of 4465 backedges. 0 proven. 4465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:37,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:37,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 99 states and 100 transitions. [2018-09-28 10:53:37,995 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 100 transitions. [2018-09-28 10:53:37,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-09-28 10:53:37,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:38,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:39,084 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 4560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:40,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:40,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 100 states and 101 transitions. [2018-09-28 10:53:40,444 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 101 transitions. [2018-09-28 10:53:40,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-09-28 10:53:40,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:41,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:41,719 INFO L134 CoverageAnalysis]: Checked inductivity of 4656 backedges. 0 proven. 4656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:43,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:43,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 101 states and 102 transitions. [2018-09-28 10:53:43,224 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 102 transitions. [2018-09-28 10:53:43,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-09-28 10:53:43,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:43,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:44,340 INFO L134 CoverageAnalysis]: Checked inductivity of 4753 backedges. 0 proven. 4753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:45,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:45,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 102 states and 103 transitions. [2018-09-28 10:53:45,680 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 103 transitions. [2018-09-28 10:53:45,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-09-28 10:53:45,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:46,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:47,117 INFO L134 CoverageAnalysis]: Checked inductivity of 4851 backedges. 0 proven. 4851 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:48,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:48,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 103 states and 104 transitions. [2018-09-28 10:53:48,591 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 104 transitions. [2018-09-28 10:53:48,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-09-28 10:53:48,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:49,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:49,768 INFO L134 CoverageAnalysis]: Checked inductivity of 4950 backedges. 0 proven. 4950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:51,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:51,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 104 states and 105 transitions. [2018-09-28 10:53:51,162 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 105 transitions. [2018-09-28 10:53:51,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-09-28 10:53:51,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:51,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:52,465 INFO L134 CoverageAnalysis]: Checked inductivity of 5050 backedges. 0 proven. 5050 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:53,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:53,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 105 states and 106 transitions. [2018-09-28 10:53:53,909 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 106 transitions. [2018-09-28 10:53:53,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-09-28 10:53:53,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:54,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:55,194 INFO L134 CoverageAnalysis]: Checked inductivity of 5151 backedges. 0 proven. 5151 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:56,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:56,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 106 states and 107 transitions. [2018-09-28 10:53:56,646 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 107 transitions. [2018-09-28 10:53:56,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-09-28 10:53:56,647 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:57,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:57,907 INFO L134 CoverageAnalysis]: Checked inductivity of 5253 backedges. 0 proven. 5253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:59,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:59,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 107 states and 108 transitions. [2018-09-28 10:53:59,413 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 108 transitions. [2018-09-28 10:53:59,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-09-28 10:53:59,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:54:00,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:54:00,725 INFO L134 CoverageAnalysis]: Checked inductivity of 5356 backedges. 0 proven. 5356 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:54:02,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:54:02,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 108 states and 109 transitions. [2018-09-28 10:54:02,350 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 109 transitions. [2018-09-28 10:54:02,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-09-28 10:54:02,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:54:03,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:54:03,703 INFO L134 CoverageAnalysis]: Checked inductivity of 5460 backedges. 0 proven. 5460 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:54:05,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:54:05,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 109 states and 110 transitions. [2018-09-28 10:54:05,152 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 110 transitions. [2018-09-28 10:54:05,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-09-28 10:54:05,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:54:06,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:54:06,530 INFO L134 CoverageAnalysis]: Checked inductivity of 5565 backedges. 0 proven. 5565 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:54:08,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:54:08,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 110 states and 111 transitions. [2018-09-28 10:54:08,174 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 111 transitions. [2018-09-28 10:54:08,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-09-28 10:54:08,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:54:09,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:54:09,583 INFO L134 CoverageAnalysis]: Checked inductivity of 5671 backedges. 0 proven. 5671 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:54:11,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:54:11,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 111 states and 112 transitions. [2018-09-28 10:54:11,098 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 112 transitions. [2018-09-28 10:54:11,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-09-28 10:54:11,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:54:12,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:54:12,725 INFO L134 CoverageAnalysis]: Checked inductivity of 5778 backedges. 0 proven. 5778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:54:14,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:54:14,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 112 states and 113 transitions. [2018-09-28 10:54:14,195 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 113 transitions. [2018-09-28 10:54:14,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-09-28 10:54:14,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:54:15,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:54:15,549 INFO L134 CoverageAnalysis]: Checked inductivity of 5886 backedges. 0 proven. 5886 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:54:17,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:54:17,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 113 states and 114 transitions. [2018-09-28 10:54:17,032 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 114 transitions. [2018-09-28 10:54:17,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-09-28 10:54:17,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:54:18,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:54:18,495 INFO L134 CoverageAnalysis]: Checked inductivity of 5995 backedges. 0 proven. 5995 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:54:20,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:54:20,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 114 states and 115 transitions. [2018-09-28 10:54:20,019 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 115 transitions. [2018-09-28 10:54:20,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-09-28 10:54:20,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:54:21,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:54:21,582 INFO L134 CoverageAnalysis]: Checked inductivity of 6105 backedges. 0 proven. 6105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:54:23,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:54:23,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 115 states and 116 transitions. [2018-09-28 10:54:23,403 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 116 transitions. [2018-09-28 10:54:23,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-09-28 10:54:23,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:54:24,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:54:25,006 INFO L134 CoverageAnalysis]: Checked inductivity of 6216 backedges. 0 proven. 6216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:54:26,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:54:26,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 116 states and 117 transitions. [2018-09-28 10:54:26,550 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 117 transitions. [2018-09-28 10:54:26,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-09-28 10:54:26,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:54:27,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:54:28,265 INFO L134 CoverageAnalysis]: Checked inductivity of 6328 backedges. 0 proven. 6328 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:54:29,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:54:29,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 117 states and 118 transitions. [2018-09-28 10:54:29,850 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 118 transitions. [2018-09-28 10:54:29,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-09-28 10:54:29,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:54:30,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:54:31,414 INFO L134 CoverageAnalysis]: Checked inductivity of 6441 backedges. 0 proven. 6441 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:54:33,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:54:33,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 118 states and 119 transitions. [2018-09-28 10:54:33,219 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 119 transitions. [2018-09-28 10:54:33,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-09-28 10:54:33,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:54:34,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:54:34,923 INFO L134 CoverageAnalysis]: Checked inductivity of 6555 backedges. 0 proven. 6555 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:54:36,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:54:36,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 119 states and 120 transitions. [2018-09-28 10:54:36,790 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 120 transitions. [2018-09-28 10:54:36,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-09-28 10:54:36,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:54:38,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:54:38,565 INFO L134 CoverageAnalysis]: Checked inductivity of 6670 backedges. 0 proven. 6670 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:54:40,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:54:40,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 120 states and 121 transitions. [2018-09-28 10:54:40,158 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 121 transitions. [2018-09-28 10:54:40,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-09-28 10:54:40,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:54:41,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:54:41,798 INFO L134 CoverageAnalysis]: Checked inductivity of 6786 backedges. 0 proven. 6786 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:54:43,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:54:43,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 121 states and 122 transitions. [2018-09-28 10:54:43,689 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 122 transitions. [2018-09-28 10:54:43,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-09-28 10:54:43,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:54:44,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:54:45,500 INFO L134 CoverageAnalysis]: Checked inductivity of 6903 backedges. 0 proven. 6903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:54:47,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:54:47,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 122 states and 123 transitions. [2018-09-28 10:54:47,146 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 123 transitions. [2018-09-28 10:54:47,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-09-28 10:54:47,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:54:48,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:54:48,977 INFO L134 CoverageAnalysis]: Checked inductivity of 7021 backedges. 0 proven. 7021 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:54:50,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:54:50,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 123 states and 124 transitions. [2018-09-28 10:54:50,619 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 124 transitions. [2018-09-28 10:54:50,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-09-28 10:54:50,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:54:51,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:54:52,247 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 7140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:54:54,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:54:54,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 124 states and 125 transitions. [2018-09-28 10:54:54,357 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 125 transitions. [2018-09-28 10:54:54,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-09-28 10:54:54,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:54:55,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:54:56,107 INFO L134 CoverageAnalysis]: Checked inductivity of 7260 backedges. 0 proven. 7260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:54:57,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:54:57,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 125 states and 126 transitions. [2018-09-28 10:54:57,792 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 126 transitions. [2018-09-28 10:54:57,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-09-28 10:54:57,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:54:59,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:54:59,803 INFO L134 CoverageAnalysis]: Checked inductivity of 7381 backedges. 0 proven. 7381 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:55:01,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:55:01,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 126 states and 127 transitions. [2018-09-28 10:55:01,539 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 127 transitions. [2018-09-28 10:55:01,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-09-28 10:55:01,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:55:02,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:55:03,493 INFO L134 CoverageAnalysis]: Checked inductivity of 7503 backedges. 0 proven. 7503 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:55:05,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:55:05,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 127 states and 128 transitions. [2018-09-28 10:55:05,375 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 128 transitions. [2018-09-28 10:55:05,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-09-28 10:55:05,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:55:06,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:55:07,236 INFO L134 CoverageAnalysis]: Checked inductivity of 7626 backedges. 0 proven. 7626 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:55:09,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:55:09,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 128 states and 129 transitions. [2018-09-28 10:55:09,202 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 129 transitions. [2018-09-28 10:55:09,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-09-28 10:55:09,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:55:10,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:55:11,071 INFO L134 CoverageAnalysis]: Checked inductivity of 7750 backedges. 0 proven. 7750 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:55:12,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:55:12,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 129 states and 130 transitions. [2018-09-28 10:55:12,819 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 130 transitions. [2018-09-28 10:55:12,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-09-28 10:55:12,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:55:14,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:55:14,910 INFO L134 CoverageAnalysis]: Checked inductivity of 7875 backedges. 0 proven. 7875 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:55:16,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:55:16,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 130 states and 131 transitions. [2018-09-28 10:55:16,642 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 131 transitions. [2018-09-28 10:55:16,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-09-28 10:55:16,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:55:18,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:55:18,929 INFO L134 CoverageAnalysis]: Checked inductivity of 8001 backedges. 0 proven. 8001 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:55:20,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:55:20,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 131 states and 132 transitions. [2018-09-28 10:55:20,919 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 132 transitions. [2018-09-28 10:55:20,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-09-28 10:55:20,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:55:22,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:55:23,085 INFO L134 CoverageAnalysis]: Checked inductivity of 8128 backedges. 0 proven. 8128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:55:25,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:55:25,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 132 states and 133 transitions. [2018-09-28 10:55:25,101 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 133 transitions. [2018-09-28 10:55:25,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-09-28 10:55:25,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:55:26,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:55:27,245 INFO L134 CoverageAnalysis]: Checked inductivity of 8256 backedges. 0 proven. 8256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:55:29,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:55:29,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 133 states and 134 transitions. [2018-09-28 10:55:29,161 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 134 transitions. [2018-09-28 10:55:29,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-09-28 10:55:29,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:55:30,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:55:31,174 INFO L134 CoverageAnalysis]: Checked inductivity of 8385 backedges. 0 proven. 8385 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:55:32,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:55:32,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 134 states and 135 transitions. [2018-09-28 10:55:32,918 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 135 transitions. [2018-09-28 10:55:32,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-09-28 10:55:32,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:55:34,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:55:35,038 INFO L134 CoverageAnalysis]: Checked inductivity of 8515 backedges. 0 proven. 8515 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-09-28 10:55:36,037 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-09-28 10:55:36,039 INFO L168 Benchmark]: Toolchain (without parser) took 247527.67 ms. Allocated memory was 1.5 GB in the beginning and 3.5 GB in the end (delta: 2.0 GB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -610.7 MB). Peak memory consumption was 1.4 GB. Max. memory is 7.1 GB. [2018-09-28 10:55:36,040 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-28 10:55:36,041 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.74 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-28 10:55:36,041 INFO L168 Benchmark]: Boogie Preprocessor took 19.37 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-28 10:55:36,041 INFO L168 Benchmark]: RCFGBuilder took 338.33 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-28 10:55:36,042 INFO L168 Benchmark]: CodeCheck took 247124.02 ms. Allocated memory was 1.5 GB in the beginning and 3.5 GB in the end (delta: 2.0 GB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -631.8 MB). Peak memory consumption was 1.4 GB. Max. memory is 7.1 GB. [2018-09-28 10:55:36,045 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck) Toolchain cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 784 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 40.74 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 19.37 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 338.33 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 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 247124.02 ms. Allocated memory was 1.5 GB in the beginning and 3.5 GB in the end (delta: 2.0 GB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -631.8 MB). Peak memory consumption was 1.4 GB. 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/count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-28_10-55-36-055.csv Completed graceful shutdown