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/toy/tooDifficultLoopInvariant/Sandman01.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-2eb0a67 [2018-10-03 09:54:23,840 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-03 09:54:23,842 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-03 09:54:23,858 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-03 09:54:23,859 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-03 09:54:23,861 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-03 09:54:23,862 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-03 09:54:23,864 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-03 09:54:23,865 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-03 09:54:23,866 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-03 09:54:23,867 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-03 09:54:23,868 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-03 09:54:23,869 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-03 09:54:23,870 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-03 09:54:23,871 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-03 09:54:23,871 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-03 09:54:23,872 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-03 09:54:23,876 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-03 09:54:23,880 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-03 09:54:23,882 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-03 09:54:23,883 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-03 09:54:23,884 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-03 09:54:23,887 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-03 09:54:23,887 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-03 09:54:23,888 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-03 09:54:23,889 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-03 09:54:23,890 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-03 09:54:23,890 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-03 09:54:23,891 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-03 09:54:23,893 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-03 09:54:23,893 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-03 09:54:23,894 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-03 09:54:23,894 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-03 09:54:23,894 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-03 09:54:23,895 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-03 09:54:23,896 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-03 09:54:23,896 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 [2018-10-03 09:54:23,912 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-03 09:54:23,913 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-03 09:54:23,914 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-03 09:54:23,914 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-03 09:54:23,915 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-03 09:54:23,915 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-03 09:54:23,915 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-03 09:54:23,915 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-03 09:54:23,915 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-03 09:54:23,916 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-03 09:54:23,916 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-03 09:54:23,916 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-03 09:54:23,916 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-03 09:54:23,916 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-03 09:54:23,917 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-03 09:54:23,917 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-03 09:54:23,917 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-03 09:54:23,917 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-03 09:54:23,917 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-03 09:54:23,918 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-03 09:54:23,918 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-03 09:54:23,918 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-03 09:54:23,918 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-03 09:54:23,918 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-03 09:54:23,919 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-03 09:54:23,919 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-03 09:54:23,919 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-03 09:54:23,919 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-03 09:54:23,919 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-03 09:54:23,990 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-03 09:54:24,004 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-03 09:54:24,010 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-03 09:54:24,012 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-03 09:54:24,012 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-03 09:54:24,013 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Sandman01.bpl [2018-10-03 09:54:24,013 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Sandman01.bpl' [2018-10-03 09:54:24,064 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-03 09:54:24,068 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-03 09:54:24,069 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-03 09:54:24,069 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-03 09:54:24,069 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-03 09:54:24,092 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 09:54:24" (1/1) ... [2018-10-03 09:54:24,108 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 09:54:24" (1/1) ... [2018-10-03 09:54:24,114 WARN L165 Inliner]: Program contained no entry procedure! [2018-10-03 09:54:24,114 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-10-03 09:54:24,114 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-10-03 09:54:24,117 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-03 09:54:24,118 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-03 09:54:24,118 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-03 09:54:24,118 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-03 09:54:24,130 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 09:54:24" (1/1) ... [2018-10-03 09:54:24,130 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 09:54:24" (1/1) ... [2018-10-03 09:54:24,131 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 09:54:24" (1/1) ... [2018-10-03 09:54:24,133 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 09:54:24" (1/1) ... [2018-10-03 09:54:24,137 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 09:54:24" (1/1) ... [2018-10-03 09:54:24,143 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 09:54:24" (1/1) ... [2018-10-03 09:54:24,144 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 09:54:24" (1/1) ... [2018-10-03 09:54:24,145 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-03 09:54:24,146 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-03 09:54:24,146 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-03 09:54:24,147 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-03 09:54:24,150 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 09:54:24" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-03 09:54:24,213 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-10-03 09:54:24,213 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-03 09:54:24,214 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-03 09:54:24,428 INFO L337 CfgBuilder]: Using library mode [2018-10-03 09:54:24,428 INFO L202 PluginConnector]: Adding new model Sandman01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 09:54:24 BoogieIcfgContainer [2018-10-03 09:54:24,429 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-03 09:54:24,429 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-03 09:54:24,429 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-03 09:54:24,438 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-03 09:54:24,438 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "Sandman01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 09:54:24" (1/1) ... [2018-10-03 09:54:24,450 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-03 09:54:24,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:54:24,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 6 states and 7 transitions. [2018-10-03 09:54:24,493 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 7 transitions. [2018-10-03 09:54:24,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-03 09:54:24,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:54:24,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:54:24,819 WARN L178 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 10 DAG size of output: 8 [2018-10-03 09:54:24,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:54:24,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:54:24,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 7 states and 11 transitions. [2018-10-03 09:54:24,926 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 11 transitions. [2018-10-03 09:54:24,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-03 09:54:24,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:54:24,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:54:25,068 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:54:25,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:54:25,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 8 states and 14 transitions. [2018-10-03 09:54:25,345 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 14 transitions. [2018-10-03 09:54:25,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-03 09:54:25,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:54:25,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:54:25,566 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:54:26,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:54:26,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 9 states and 17 transitions. [2018-10-03 09:54:26,065 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 17 transitions. [2018-10-03 09:54:26,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 09:54:26,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:54:26,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:54:26,181 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:54:26,554 WARN L178 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 17 DAG size of output: 13 [2018-10-03 09:54:26,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:54:26,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 10 states and 19 transitions. [2018-10-03 09:54:26,727 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 19 transitions. [2018-10-03 09:54:26,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-03 09:54:26,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:54:26,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:54:26,850 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:54:27,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:54:27,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 11 states and 21 transitions. [2018-10-03 09:54:27,084 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 21 transitions. [2018-10-03 09:54:27,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-03 09:54:27,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:54:27,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:54:27,222 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:54:27,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:54:27,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 12 states and 23 transitions. [2018-10-03 09:54:27,498 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 23 transitions. [2018-10-03 09:54:27,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-03 09:54:27,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:54:27,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:54:27,627 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:54:27,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:54:27,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 13 states and 25 transitions. [2018-10-03 09:54:27,853 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 25 transitions. [2018-10-03 09:54:27,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-03 09:54:27,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:54:27,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:54:27,989 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:54:28,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:54:28,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 14 states and 27 transitions. [2018-10-03 09:54:28,254 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 27 transitions. [2018-10-03 09:54:28,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-03 09:54:28,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:54:28,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:54:28,431 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:54:28,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:54:28,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 15 states and 29 transitions. [2018-10-03 09:54:28,670 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 29 transitions. [2018-10-03 09:54:28,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-03 09:54:28,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:54:28,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:54:28,811 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:54:29,095 WARN L178 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 13 [2018-10-03 09:54:29,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:54:29,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 16 states and 31 transitions. [2018-10-03 09:54:29,237 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 31 transitions. [2018-10-03 09:54:29,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-03 09:54:29,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:54:29,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:54:29,498 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:54:29,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:54:29,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 17 states and 33 transitions. [2018-10-03 09:54:29,831 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 33 transitions. [2018-10-03 09:54:29,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-03 09:54:29,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:54:29,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:54:30,057 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:54:30,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:54:30,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 18 states and 35 transitions. [2018-10-03 09:54:30,420 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 35 transitions. [2018-10-03 09:54:30,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-03 09:54:30,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:54:30,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:54:30,591 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:54:30,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:54:30,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 19 states and 37 transitions. [2018-10-03 09:54:30,889 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 37 transitions. [2018-10-03 09:54:30,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-03 09:54:30,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:54:30,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:54:31,079 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:54:31,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:54:31,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 20 states and 39 transitions. [2018-10-03 09:54:31,672 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 39 transitions. [2018-10-03 09:54:31,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-03 09:54:31,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:54:31,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:54:31,850 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:54:32,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:54:32,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 21 states and 41 transitions. [2018-10-03 09:54:32,151 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 41 transitions. [2018-10-03 09:54:32,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-03 09:54:32,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:54:32,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:54:32,528 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:54:33,417 WARN L178 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-10-03 09:54:33,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:54:33,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 22 states and 43 transitions. [2018-10-03 09:54:33,518 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 43 transitions. [2018-10-03 09:54:33,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-03 09:54:33,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:54:33,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:54:33,705 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:54:34,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:54:34,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 23 states and 45 transitions. [2018-10-03 09:54:34,558 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 45 transitions. [2018-10-03 09:54:34,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-03 09:54:34,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:54:34,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:54:35,886 WARN L178 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 10 DAG size of output: 8 [2018-10-03 09:54:35,888 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:54:36,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:54:36,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 24 states and 47 transitions. [2018-10-03 09:54:36,245 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 47 transitions. [2018-10-03 09:54:36,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-03 09:54:36,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:54:36,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:54:36,775 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:54:37,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:54:37,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 25 states and 49 transitions. [2018-10-03 09:54:37,085 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 49 transitions. [2018-10-03 09:54:37,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-03 09:54:37,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:54:37,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:54:37,385 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:54:37,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:54:37,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 26 states and 51 transitions. [2018-10-03 09:54:37,727 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 51 transitions. [2018-10-03 09:54:37,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-10-03 09:54:37,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:54:37,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:54:38,316 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:54:38,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:54:38,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 27 states and 53 transitions. [2018-10-03 09:54:38,705 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 53 transitions. [2018-10-03 09:54:38,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-03 09:54:38,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:54:38,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:54:38,914 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:54:39,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:54:39,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 28 states and 55 transitions. [2018-10-03 09:54:39,342 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 55 transitions. [2018-10-03 09:54:39,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-10-03 09:54:39,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:54:39,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:54:39,847 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:54:40,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:54:40,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 29 states and 57 transitions. [2018-10-03 09:54:40,550 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 57 transitions. [2018-10-03 09:54:40,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-03 09:54:40,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:54:40,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:54:40,800 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:54:41,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:54:41,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 30 states and 59 transitions. [2018-10-03 09:54:41,261 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 59 transitions. [2018-10-03 09:54:41,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-10-03 09:54:41,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:54:41,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:54:42,330 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:54:42,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:54:42,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 31 states and 61 transitions. [2018-10-03 09:54:42,662 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 61 transitions. [2018-10-03 09:54:42,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-03 09:54:42,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:54:42,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:54:43,019 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:54:43,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:54:43,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 63 transitions. [2018-10-03 09:54:43,363 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 63 transitions. [2018-10-03 09:54:43,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-10-03 09:54:43,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:54:43,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:54:43,656 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:54:43,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:54:43,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 33 states and 65 transitions. [2018-10-03 09:54:43,998 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 65 transitions. [2018-10-03 09:54:43,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-03 09:54:43,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:54:44,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:54:44,241 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:54:44,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:54:44,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 34 states and 67 transitions. [2018-10-03 09:54:44,734 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 67 transitions. [2018-10-03 09:54:44,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-10-03 09:54:44,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:54:44,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:54:45,054 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:54:45,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:54:45,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 35 states and 69 transitions. [2018-10-03 09:54:45,697 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 69 transitions. [2018-10-03 09:54:45,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-03 09:54:45,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:54:45,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:54:45,994 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:54:46,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:54:46,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 36 states and 71 transitions. [2018-10-03 09:54:46,389 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 71 transitions. [2018-10-03 09:54:46,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-10-03 09:54:46,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:54:46,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:54:46,620 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:54:47,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:54:47,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 37 states and 73 transitions. [2018-10-03 09:54:47,114 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 73 transitions. [2018-10-03 09:54:47,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-03 09:54:47,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:54:47,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:54:47,591 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:54:48,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:54:48,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 38 states and 75 transitions. [2018-10-03 09:54:48,324 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 75 transitions. [2018-10-03 09:54:48,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-10-03 09:54:48,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:54:48,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:54:48,720 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:54:49,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:54:49,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 39 states and 77 transitions. [2018-10-03 09:54:49,228 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 77 transitions. [2018-10-03 09:54:49,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-03 09:54:49,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:54:49,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:54:50,117 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:54:50,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:54:50,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 40 states and 79 transitions. [2018-10-03 09:54:50,902 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 79 transitions. [2018-10-03 09:54:50,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-10-03 09:54:50,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:54:50,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:54:51,379 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:54:51,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:54:51,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 41 states and 81 transitions. [2018-10-03 09:54:51,883 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 81 transitions. [2018-10-03 09:54:51,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-03 09:54:51,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:54:51,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:54:52,119 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:54:52,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:54:52,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 42 states and 83 transitions. [2018-10-03 09:54:52,582 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 83 transitions. [2018-10-03 09:54:52,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-10-03 09:54:52,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:54:52,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:54:52,859 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:54:53,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:54:53,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 43 states and 85 transitions. [2018-10-03 09:54:53,311 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 85 transitions. [2018-10-03 09:54:53,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-03 09:54:53,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:54:53,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:54:54,164 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:54:54,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:54:54,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 44 states and 87 transitions. [2018-10-03 09:54:54,677 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 87 transitions. [2018-10-03 09:54:54,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-10-03 09:54:54,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:54:54,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:54:54,991 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:54:55,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:54:55,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 45 states and 89 transitions. [2018-10-03 09:54:55,636 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 89 transitions. [2018-10-03 09:54:55,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-03 09:54:55,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:54:55,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:54:55,894 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:54:56,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:54:56,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 46 states and 91 transitions. [2018-10-03 09:54:56,557 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 91 transitions. [2018-10-03 09:54:56,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-10-03 09:54:56,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:54:56,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:54:56,951 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:54:57,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:54:57,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 47 states and 93 transitions. [2018-10-03 09:54:57,479 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 93 transitions. [2018-10-03 09:54:57,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-03 09:54:57,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:54:57,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:54:57,838 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:54:58,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:54:58,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 48 states and 95 transitions. [2018-10-03 09:54:58,375 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 95 transitions. [2018-10-03 09:54:58,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-10-03 09:54:58,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:54:58,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:54:58,637 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:54:59,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:54:59,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 49 states and 97 transitions. [2018-10-03 09:54:59,159 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 97 transitions. [2018-10-03 09:54:59,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-03 09:54:59,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:54:59,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:54:59,442 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:54:59,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:54:59,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 50 states and 99 transitions. [2018-10-03 09:54:59,983 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 99 transitions. [2018-10-03 09:54:59,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-03 09:54:59,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:55:00,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:55:00,834 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:55:01,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:55:01,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 51 states and 101 transitions. [2018-10-03 09:55:01,502 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 101 transitions. [2018-10-03 09:55:01,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-03 09:55:01,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:55:01,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:55:02,135 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:55:02,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:55:02,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 52 states and 103 transitions. [2018-10-03 09:55:02,698 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 103 transitions. [2018-10-03 09:55:02,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-03 09:55:02,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:55:02,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:55:03,109 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:55:04,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:55:04,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 53 states and 105 transitions. [2018-10-03 09:55:04,044 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 105 transitions. [2018-10-03 09:55:04,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-03 09:55:04,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:55:04,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:55:04,363 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:55:04,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:55:04,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 54 states and 107 transitions. [2018-10-03 09:55:04,995 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 107 transitions. [2018-10-03 09:55:04,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-03 09:55:04,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:55:05,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:55:05,284 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:55:06,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:55:06,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 55 states and 109 transitions. [2018-10-03 09:55:06,232 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 109 transitions. [2018-10-03 09:55:06,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-03 09:55:06,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:55:06,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:55:06,552 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:55:07,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:55:07,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 56 states and 111 transitions. [2018-10-03 09:55:07,229 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 111 transitions. [2018-10-03 09:55:07,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-10-03 09:55:07,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:55:07,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:55:07,639 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:55:08,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:55:08,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 57 states and 113 transitions. [2018-10-03 09:55:08,271 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 113 transitions. [2018-10-03 09:55:08,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-03 09:55:08,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:55:08,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:55:08,561 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:55:09,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:55:09,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 58 states and 115 transitions. [2018-10-03 09:55:09,297 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 115 transitions. [2018-10-03 09:55:09,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-03 09:55:09,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:55:09,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:55:09,708 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:55:10,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:55:10,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 59 states and 117 transitions. [2018-10-03 09:55:10,336 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 117 transitions. [2018-10-03 09:55:10,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-03 09:55:10,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:55:10,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:55:10,676 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:55:11,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:55:11,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 60 states and 119 transitions. [2018-10-03 09:55:11,569 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 119 transitions. [2018-10-03 09:55:11,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-03 09:55:11,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:55:11,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:55:11,963 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:55:12,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:55:12,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 61 states and 121 transitions. [2018-10-03 09:55:12,676 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 121 transitions. [2018-10-03 09:55:12,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-03 09:55:12,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:55:12,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:55:13,853 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:55:14,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:55:14,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 62 states and 123 transitions. [2018-10-03 09:55:14,733 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 123 transitions. [2018-10-03 09:55:14,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-03 09:55:14,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:55:14,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:55:15,061 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:55:15,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:55:15,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 63 states and 125 transitions. [2018-10-03 09:55:15,753 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 125 transitions. [2018-10-03 09:55:15,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-03 09:55:15,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:55:15,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:55:16,310 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:55:16,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:55:16,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 64 states and 127 transitions. [2018-10-03 09:55:16,997 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 127 transitions. [2018-10-03 09:55:16,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-03 09:55:16,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:55:17,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:55:17,507 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:55:18,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:55:18,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 65 states and 129 transitions. [2018-10-03 09:55:18,245 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 129 transitions. [2018-10-03 09:55:18,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-03 09:55:18,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:55:18,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:55:18,558 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:55:19,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:55:19,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 66 states and 131 transitions. [2018-10-03 09:55:19,303 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 131 transitions. [2018-10-03 09:55:19,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-03 09:55:19,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:55:19,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:55:19,742 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:55:20,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:55:20,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 67 states and 133 transitions. [2018-10-03 09:55:20,452 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 133 transitions. [2018-10-03 09:55:20,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-03 09:55:20,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:55:20,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:55:20,755 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:55:22,621 WARN L178 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 11 [2018-10-03 09:55:28,673 WARN L178 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 13 [2018-10-03 09:55:31,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:55:31,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 68 states and 135 transitions. [2018-10-03 09:55:31,260 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 135 transitions. [2018-10-03 09:55:31,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-03 09:55:31,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:55:31,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:55:31,966 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:55:32,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:55:32,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 69 states and 137 transitions. [2018-10-03 09:55:32,821 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 137 transitions. [2018-10-03 09:55:32,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-03 09:55:32,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:55:32,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:55:33,191 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:55:33,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:55:33,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 70 states and 139 transitions. [2018-10-03 09:55:33,935 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 139 transitions. [2018-10-03 09:55:33,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-10-03 09:55:33,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:55:34,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:55:34,295 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:55:35,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:55:35,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 71 states and 141 transitions. [2018-10-03 09:55:35,072 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 141 transitions. [2018-10-03 09:55:35,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-03 09:55:35,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:55:35,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:55:35,824 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:55:36,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:55:36,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 72 states and 143 transitions. [2018-10-03 09:55:36,737 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 143 transitions. [2018-10-03 09:55:36,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-10-03 09:55:36,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:55:36,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:55:37,395 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:55:38,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:55:38,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 73 states and 145 transitions. [2018-10-03 09:55:38,203 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 145 transitions. [2018-10-03 09:55:38,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-03 09:55:38,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:55:38,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:55:38,564 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:55:39,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:55:39,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 74 states and 147 transitions. [2018-10-03 09:55:39,329 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 147 transitions. [2018-10-03 09:55:39,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-10-03 09:55:39,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:55:39,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:55:39,664 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:55:40,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:55:40,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 75 states and 149 transitions. [2018-10-03 09:55:40,459 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 149 transitions. [2018-10-03 09:55:40,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-03 09:55:40,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:55:40,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:55:40,856 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:55:41,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:55:41,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 76 states and 151 transitions. [2018-10-03 09:55:41,689 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 151 transitions. [2018-10-03 09:55:41,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-10-03 09:55:41,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:55:41,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:55:42,656 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:55:43,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:55:43,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 77 states and 153 transitions. [2018-10-03 09:55:43,497 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 153 transitions. [2018-10-03 09:55:43,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-03 09:55:43,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:55:43,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:55:43,913 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:55:44,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:55:44,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 78 states and 155 transitions. [2018-10-03 09:55:44,717 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 155 transitions. [2018-10-03 09:55:44,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-10-03 09:55:44,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:55:44,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:55:45,058 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:55:45,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:55:45,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 79 states and 157 transitions. [2018-10-03 09:55:45,883 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 157 transitions. [2018-10-03 09:55:45,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-03 09:55:45,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:55:45,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:55:46,255 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:55:47,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:55:47,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 80 states and 159 transitions. [2018-10-03 09:55:47,237 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 159 transitions. [2018-10-03 09:55:47,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-10-03 09:55:47,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:55:47,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:55:47,565 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:55:48,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:55:48,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 81 states and 161 transitions. [2018-10-03 09:55:48,402 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 161 transitions. [2018-10-03 09:55:48,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-03 09:55:48,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:55:48,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:55:48,746 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:55:49,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:55:49,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 82 states and 163 transitions. [2018-10-03 09:55:49,620 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 163 transitions. [2018-10-03 09:55:49,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-10-03 09:55:49,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:55:49,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:55:49,997 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:55:50,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:55:50,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 83 states and 165 transitions. [2018-10-03 09:55:50,864 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 165 transitions. [2018-10-03 09:55:50,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-03 09:55:50,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:55:50,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:55:51,329 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:55:52,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:55:52,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 84 states and 167 transitions. [2018-10-03 09:55:52,225 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 167 transitions. [2018-10-03 09:55:52,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-10-03 09:55:52,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:55:52,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:55:52,667 INFO L134 CoverageAnalysis]: Checked inductivity of 3081 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:55:53,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:55:53,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 85 states and 169 transitions. [2018-10-03 09:55:53,547 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 169 transitions. [2018-10-03 09:55:53,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-03 09:55:53,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:55:53,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:55:53,998 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:55:54,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:55:54,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 86 states and 171 transitions. [2018-10-03 09:55:54,905 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 171 transitions. [2018-10-03 09:55:54,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-10-03 09:55:54,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:55:55,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:55:55,301 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:55:56,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:55:56,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 87 states and 173 transitions. [2018-10-03 09:55:56,269 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 173 transitions. [2018-10-03 09:55:56,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-03 09:55:56,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:55:56,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:55:56,671 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:55:57,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:55:57,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 88 states and 175 transitions. [2018-10-03 09:55:57,601 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 175 transitions. [2018-10-03 09:55:57,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-10-03 09:55:57,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:55:57,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:55:58,093 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:55:59,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:55:59,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 89 states and 177 transitions. [2018-10-03 09:55:59,019 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 177 transitions. [2018-10-03 09:55:59,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-03 09:55:59,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:55:59,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:55:59,495 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:56:00,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:56:00,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 90 states and 179 transitions. [2018-10-03 09:56:00,739 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 179 transitions. [2018-10-03 09:56:00,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-03 09:56:00,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:56:00,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:56:01,204 INFO L134 CoverageAnalysis]: Checked inductivity of 3570 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:56:02,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:56:02,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 91 states and 181 transitions. [2018-10-03 09:56:02,173 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 181 transitions. [2018-10-03 09:56:02,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-03 09:56:02,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:56:02,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:56:02,611 INFO L134 CoverageAnalysis]: Checked inductivity of 3655 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:56:03,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:56:03,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 92 states and 183 transitions. [2018-10-03 09:56:03,648 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 183 transitions. [2018-10-03 09:56:03,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-10-03 09:56:03,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:56:03,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:56:04,072 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:56:05,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:56:05,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 93 states and 185 transitions. [2018-10-03 09:56:05,036 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 185 transitions. [2018-10-03 09:56:05,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-03 09:56:05,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:56:05,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:56:05,597 INFO L134 CoverageAnalysis]: Checked inductivity of 3828 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:56:06,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:56:06,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 94 states and 187 transitions. [2018-10-03 09:56:06,585 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 187 transitions. [2018-10-03 09:56:06,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-10-03 09:56:06,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:56:06,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:56:07,043 INFO L134 CoverageAnalysis]: Checked inductivity of 3916 backedges. 0 proven. 3916 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:56:08,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:56:08,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 95 states and 189 transitions. [2018-10-03 09:56:08,064 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 189 transitions. [2018-10-03 09:56:08,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-03 09:56:08,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:56:08,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:56:08,558 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 4005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:56:09,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:56:09,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 96 states and 191 transitions. [2018-10-03 09:56:09,585 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 191 transitions. [2018-10-03 09:56:09,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-10-03 09:56:09,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:56:09,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:56:10,128 INFO L134 CoverageAnalysis]: Checked inductivity of 4095 backedges. 0 proven. 4095 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:56:11,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:56:11,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 97 states and 193 transitions. [2018-10-03 09:56:11,139 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 193 transitions. [2018-10-03 09:56:11,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-03 09:56:11,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:56:11,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:56:11,609 INFO L134 CoverageAnalysis]: Checked inductivity of 4186 backedges. 0 proven. 4186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:56:12,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:56:12,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 98 states and 195 transitions. [2018-10-03 09:56:12,743 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 195 transitions. [2018-10-03 09:56:12,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-10-03 09:56:12,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:56:12,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:56:13,214 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 4278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:56:14,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:56:14,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 99 states and 197 transitions. [2018-10-03 09:56:14,246 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 197 transitions. [2018-10-03 09:56:14,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-10-03 09:56:14,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:56:14,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:56:14,771 INFO L134 CoverageAnalysis]: Checked inductivity of 4371 backedges. 0 proven. 4371 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:56:15,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:56:15,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 100 states and 199 transitions. [2018-10-03 09:56:15,844 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 199 transitions. [2018-10-03 09:56:15,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-10-03 09:56:15,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:56:16,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:56:16,322 INFO L134 CoverageAnalysis]: Checked inductivity of 4465 backedges. 0 proven. 4465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:56:17,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:56:17,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 101 states and 201 transitions. [2018-10-03 09:56:17,394 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 201 transitions. [2018-10-03 09:56:17,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-03 09:56:17,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:56:17,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:56:17,913 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 4560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:56:18,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:56:18,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 102 states and 203 transitions. [2018-10-03 09:56:18,975 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 203 transitions. [2018-10-03 09:56:18,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-10-03 09:56:18,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:56:19,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:56:19,481 INFO L134 CoverageAnalysis]: Checked inductivity of 4656 backedges. 0 proven. 4656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:56:20,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:56:20,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 103 states and 205 transitions. [2018-10-03 09:56:20,696 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 205 transitions. [2018-10-03 09:56:20,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-10-03 09:56:20,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:56:20,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:56:21,214 INFO L134 CoverageAnalysis]: Checked inductivity of 4753 backedges. 0 proven. 4753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:56:22,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:56:22,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 104 states and 207 transitions. [2018-10-03 09:56:22,311 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 207 transitions. [2018-10-03 09:56:22,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-10-03 09:56:22,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:56:22,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:56:22,849 INFO L134 CoverageAnalysis]: Checked inductivity of 4851 backedges. 0 proven. 4851 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:56:23,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:56:23,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 105 states and 209 transitions. [2018-10-03 09:56:23,943 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 209 transitions. [2018-10-03 09:56:23,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-03 09:56:23,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:56:24,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:56:24,467 INFO L134 CoverageAnalysis]: Checked inductivity of 4950 backedges. 0 proven. 4950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:56:25,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:56:25,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 106 states and 211 transitions. [2018-10-03 09:56:25,653 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 211 transitions. [2018-10-03 09:56:25,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-10-03 09:56:25,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:56:25,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:56:26,202 INFO L134 CoverageAnalysis]: Checked inductivity of 5050 backedges. 0 proven. 5050 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:56:27,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:56:27,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 107 states and 213 transitions. [2018-10-03 09:56:27,319 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 213 transitions. [2018-10-03 09:56:27,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-03 09:56:27,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:56:27,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:56:27,906 INFO L134 CoverageAnalysis]: Checked inductivity of 5151 backedges. 0 proven. 5151 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:56:29,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:56:29,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 108 states and 215 transitions. [2018-10-03 09:56:29,041 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 215 transitions. [2018-10-03 09:56:29,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-10-03 09:56:29,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:56:29,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:56:29,601 INFO L134 CoverageAnalysis]: Checked inductivity of 5253 backedges. 0 proven. 5253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:56:30,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:56:30,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 109 states and 217 transitions. [2018-10-03 09:56:30,816 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 217 transitions. [2018-10-03 09:56:30,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-03 09:56:30,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:56:31,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:56:31,470 INFO L134 CoverageAnalysis]: Checked inductivity of 5356 backedges. 0 proven. 5356 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:56:32,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:56:32,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 110 states and 219 transitions. [2018-10-03 09:56:32,621 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 219 transitions. [2018-10-03 09:56:32,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-10-03 09:56:32,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:56:32,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:56:33,344 INFO L134 CoverageAnalysis]: Checked inductivity of 5460 backedges. 0 proven. 5460 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:56:34,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:56:34,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 111 states and 221 transitions. [2018-10-03 09:56:34,506 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 221 transitions. [2018-10-03 09:56:34,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-10-03 09:56:34,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:56:34,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:56:35,059 INFO L134 CoverageAnalysis]: Checked inductivity of 5565 backedges. 0 proven. 5565 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:56:36,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:56:36,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 112 states and 223 transitions. [2018-10-03 09:56:36,262 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 223 transitions. [2018-10-03 09:56:36,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-10-03 09:56:36,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:56:36,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:56:36,884 INFO L134 CoverageAnalysis]: Checked inductivity of 5671 backedges. 0 proven. 5671 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:56:38,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:56:38,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 113 states and 225 transitions. [2018-10-03 09:56:38,100 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 225 transitions. [2018-10-03 09:56:38,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-03 09:56:38,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:56:38,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:56:38,666 INFO L134 CoverageAnalysis]: Checked inductivity of 5778 backedges. 0 proven. 5778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:56:39,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:56:39,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 114 states and 227 transitions. [2018-10-03 09:56:39,895 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 227 transitions. [2018-10-03 09:56:39,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-10-03 09:56:39,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:56:40,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:56:40,495 INFO L134 CoverageAnalysis]: Checked inductivity of 5886 backedges. 0 proven. 5886 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:56:41,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:56:41,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 115 states and 229 transitions. [2018-10-03 09:56:41,712 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 229 transitions. [2018-10-03 09:56:41,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-03 09:56:41,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:56:41,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:56:42,404 INFO L134 CoverageAnalysis]: Checked inductivity of 5995 backedges. 0 proven. 5995 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:56:43,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:56:43,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 116 states and 231 transitions. [2018-10-03 09:56:43,659 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 231 transitions. [2018-10-03 09:56:43,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-10-03 09:56:43,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:56:43,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:56:44,403 INFO L134 CoverageAnalysis]: Checked inductivity of 6105 backedges. 0 proven. 6105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:56:45,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:56:45,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 117 states and 233 transitions. [2018-10-03 09:56:45,640 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 233 transitions. [2018-10-03 09:56:45,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-10-03 09:56:45,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:56:45,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:56:46,241 INFO L134 CoverageAnalysis]: Checked inductivity of 6216 backedges. 0 proven. 6216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:56:47,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:56:47,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 118 states and 235 transitions. [2018-10-03 09:56:47,519 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 235 transitions. [2018-10-03 09:56:47,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-10-03 09:56:47,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:56:47,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:56:48,239 INFO L134 CoverageAnalysis]: Checked inductivity of 6328 backedges. 0 proven. 6328 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:56:49,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:56:49,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 119 states and 237 transitions. [2018-10-03 09:56:49,537 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 237 transitions. [2018-10-03 09:56:49,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-03 09:56:49,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:56:49,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:56:50,163 INFO L134 CoverageAnalysis]: Checked inductivity of 6441 backedges. 0 proven. 6441 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:56:51,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:56:51,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 120 states and 239 transitions. [2018-10-03 09:56:51,441 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 239 transitions. [2018-10-03 09:56:51,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-10-03 09:56:51,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:56:51,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:56:52,071 INFO L134 CoverageAnalysis]: Checked inductivity of 6555 backedges. 0 proven. 6555 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:56:53,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:56:53,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 121 states and 241 transitions. [2018-10-03 09:56:53,385 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 241 transitions. [2018-10-03 09:56:53,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-10-03 09:56:53,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:56:53,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:56:54,047 INFO L134 CoverageAnalysis]: Checked inductivity of 6670 backedges. 0 proven. 6670 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:56:55,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:56:55,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 122 states and 243 transitions. [2018-10-03 09:56:55,425 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 243 transitions. [2018-10-03 09:56:55,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-10-03 09:56:55,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:56:55,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:56:56,075 INFO L134 CoverageAnalysis]: Checked inductivity of 6786 backedges. 0 proven. 6786 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:56:57,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:56:57,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 123 states and 245 transitions. [2018-10-03 09:56:57,405 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 245 transitions. [2018-10-03 09:56:57,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-10-03 09:56:57,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:56:57,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:56:58,062 INFO L134 CoverageAnalysis]: Checked inductivity of 6903 backedges. 0 proven. 6903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:56:59,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:56:59,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 124 states and 247 transitions. [2018-10-03 09:56:59,432 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 247 transitions. [2018-10-03 09:56:59,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-10-03 09:56:59,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:56:59,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:57:00,214 INFO L134 CoverageAnalysis]: Checked inductivity of 7021 backedges. 0 proven. 7021 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:57:01,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:57:01,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 125 states and 249 transitions. [2018-10-03 09:57:01,622 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 249 transitions. [2018-10-03 09:57:01,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-10-03 09:57:01,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:57:01,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:57:02,348 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 7140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:57:03,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:57:03,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 126 states and 251 transitions. [2018-10-03 09:57:03,683 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 251 transitions. [2018-10-03 09:57:03,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-10-03 09:57:03,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:57:03,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:57:04,366 INFO L134 CoverageAnalysis]: Checked inductivity of 7260 backedges. 0 proven. 7260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:57:05,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:57:05,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 127 states and 253 transitions. [2018-10-03 09:57:05,720 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 253 transitions. [2018-10-03 09:57:05,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-10-03 09:57:05,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:57:06,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:57:06,437 INFO L134 CoverageAnalysis]: Checked inductivity of 7381 backedges. 0 proven. 7381 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:57:07,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:57:07,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 128 states and 255 transitions. [2018-10-03 09:57:07,954 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 255 transitions. [2018-10-03 09:57:07,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-10-03 09:57:07,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:57:08,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:57:08,692 INFO L134 CoverageAnalysis]: Checked inductivity of 7503 backedges. 0 proven. 7503 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:57:10,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:57:10,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 129 states and 257 transitions. [2018-10-03 09:57:10,105 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 257 transitions. [2018-10-03 09:57:10,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-10-03 09:57:10,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:57:10,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:57:10,815 INFO L134 CoverageAnalysis]: Checked inductivity of 7626 backedges. 0 proven. 7626 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:57:12,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:57:12,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 130 states and 259 transitions. [2018-10-03 09:57:12,204 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 259 transitions. [2018-10-03 09:57:12,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-10-03 09:57:12,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:57:12,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:57:12,926 INFO L134 CoverageAnalysis]: Checked inductivity of 7750 backedges. 0 proven. 7750 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:57:14,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:57:14,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 131 states and 261 transitions. [2018-10-03 09:57:14,397 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 261 transitions. [2018-10-03 09:57:14,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-10-03 09:57:14,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:57:14,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:57:15,155 INFO L134 CoverageAnalysis]: Checked inductivity of 7875 backedges. 0 proven. 7875 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:57:16,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:57:16,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 132 states and 263 transitions. [2018-10-03 09:57:16,561 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 263 transitions. [2018-10-03 09:57:16,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-10-03 09:57:16,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:57:16,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:57:17,323 INFO L134 CoverageAnalysis]: Checked inductivity of 8001 backedges. 0 proven. 8001 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:57:18,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:57:18,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 133 states and 265 transitions. [2018-10-03 09:57:18,732 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 265 transitions. [2018-10-03 09:57:18,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-10-03 09:57:18,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:57:19,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:57:19,501 INFO L134 CoverageAnalysis]: Checked inductivity of 8128 backedges. 0 proven. 8128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:57:21,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:57:21,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 134 states and 267 transitions. [2018-10-03 09:57:21,047 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 267 transitions. [2018-10-03 09:57:21,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-10-03 09:57:21,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:57:21,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:57:21,828 INFO L134 CoverageAnalysis]: Checked inductivity of 8256 backedges. 0 proven. 8256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:57:23,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:57:23,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 135 states and 269 transitions. [2018-10-03 09:57:23,286 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 269 transitions. [2018-10-03 09:57:23,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-10-03 09:57:23,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:57:23,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:57:24,128 INFO L134 CoverageAnalysis]: Checked inductivity of 8385 backedges. 0 proven. 8385 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:57:25,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:57:25,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 136 states and 271 transitions. [2018-10-03 09:57:25,631 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 271 transitions. [2018-10-03 09:57:25,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-10-03 09:57:25,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:57:25,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:57:26,496 INFO L134 CoverageAnalysis]: Checked inductivity of 8515 backedges. 0 proven. 8515 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:57:27,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:57:27,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 137 states and 273 transitions. [2018-10-03 09:57:27,985 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 273 transitions. [2018-10-03 09:57:27,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-10-03 09:57:27,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:57:28,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:57:28,780 INFO L134 CoverageAnalysis]: Checked inductivity of 8646 backedges. 0 proven. 8646 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:57:30,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:57:30,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 138 states and 275 transitions. [2018-10-03 09:57:30,277 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 275 transitions. [2018-10-03 09:57:30,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-10-03 09:57:30,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:57:30,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:57:31,125 INFO L134 CoverageAnalysis]: Checked inductivity of 8778 backedges. 0 proven. 8778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:57:32,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:57:32,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 139 states and 277 transitions. [2018-10-03 09:57:32,635 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 277 transitions. [2018-10-03 09:57:32,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-10-03 09:57:32,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:57:33,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:57:33,574 INFO L134 CoverageAnalysis]: Checked inductivity of 8911 backedges. 0 proven. 8911 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:57:35,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:57:35,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 140 states and 279 transitions. [2018-10-03 09:57:35,072 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 279 transitions. [2018-10-03 09:57:35,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-10-03 09:57:35,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:57:35,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:57:35,937 INFO L134 CoverageAnalysis]: Checked inductivity of 9045 backedges. 0 proven. 9045 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:57:37,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:57:37,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 141 states and 281 transitions. [2018-10-03 09:57:37,455 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 281 transitions. [2018-10-03 09:57:37,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-10-03 09:57:37,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:57:37,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:57:38,335 INFO L134 CoverageAnalysis]: Checked inductivity of 9180 backedges. 0 proven. 9180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:57:39,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:57:39,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 142 states and 283 transitions. [2018-10-03 09:57:39,866 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 283 transitions. [2018-10-03 09:57:39,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-10-03 09:57:39,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:57:40,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:57:40,830 INFO L134 CoverageAnalysis]: Checked inductivity of 9316 backedges. 0 proven. 9316 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:57:42,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:57:42,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 143 states and 285 transitions. [2018-10-03 09:57:42,366 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 285 transitions. [2018-10-03 09:57:42,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-10-03 09:57:42,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:57:42,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:57:43,250 INFO L134 CoverageAnalysis]: Checked inductivity of 9453 backedges. 0 proven. 9453 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:57:44,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:57:44,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 144 states and 287 transitions. [2018-10-03 09:57:44,798 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 287 transitions. [2018-10-03 09:57:44,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-10-03 09:57:44,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:57:45,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:57:45,773 INFO L134 CoverageAnalysis]: Checked inductivity of 9591 backedges. 0 proven. 9591 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:57:47,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:57:47,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 145 states and 289 transitions. [2018-10-03 09:57:47,337 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 289 transitions. [2018-10-03 09:57:47,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-10-03 09:57:47,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:57:47,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:57:48,254 INFO L134 CoverageAnalysis]: Checked inductivity of 9730 backedges. 0 proven. 9730 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:57:49,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:57:49,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 146 states and 291 transitions. [2018-10-03 09:57:49,868 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 291 transitions. [2018-10-03 09:57:49,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-10-03 09:57:49,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:57:50,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:57:50,828 INFO L134 CoverageAnalysis]: Checked inductivity of 9870 backedges. 0 proven. 9870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:57:52,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:57:52,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 147 states and 293 transitions. [2018-10-03 09:57:52,434 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 293 transitions. [2018-10-03 09:57:52,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-10-03 09:57:52,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:57:52,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:57:53,446 INFO L134 CoverageAnalysis]: Checked inductivity of 10011 backedges. 0 proven. 10011 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:57:55,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:57:55,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 148 states and 295 transitions. [2018-10-03 09:57:55,048 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 295 transitions. [2018-10-03 09:57:55,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-10-03 09:57:55,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:57:55,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:57:56,012 INFO L134 CoverageAnalysis]: Checked inductivity of 10153 backedges. 0 proven. 10153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:57:57,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:57:57,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 149 states and 297 transitions. [2018-10-03 09:57:57,628 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 297 transitions. [2018-10-03 09:57:57,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-10-03 09:57:57,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:57:58,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:57:58,681 INFO L134 CoverageAnalysis]: Checked inductivity of 10296 backedges. 0 proven. 10296 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:58:00,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:58:00,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 150 states and 299 transitions. [2018-10-03 09:58:00,309 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 299 transitions. [2018-10-03 09:58:00,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-10-03 09:58:00,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:58:00,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:58:01,423 INFO L134 CoverageAnalysis]: Checked inductivity of 10440 backedges. 0 proven. 10440 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:58:03,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:58:03,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 151 states and 301 transitions. [2018-10-03 09:58:03,068 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 301 transitions. [2018-10-03 09:58:03,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-10-03 09:58:03,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:58:03,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:58:04,292 INFO L134 CoverageAnalysis]: Checked inductivity of 10585 backedges. 0 proven. 10585 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:58:05,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:58:05,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 152 states and 303 transitions. [2018-10-03 09:58:05,932 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 303 transitions. [2018-10-03 09:58:05,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-10-03 09:58:05,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:58:06,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:58:07,099 INFO L134 CoverageAnalysis]: Checked inductivity of 10731 backedges. 0 proven. 10731 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:58:08,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:58:08,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 153 states and 305 transitions. [2018-10-03 09:58:08,747 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 305 transitions. [2018-10-03 09:58:08,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-10-03 09:58:08,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:58:09,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:58:09,985 INFO L134 CoverageAnalysis]: Checked inductivity of 10878 backedges. 0 proven. 10878 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:58:11,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:58:11,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 154 states and 307 transitions. [2018-10-03 09:58:11,661 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 307 transitions. [2018-10-03 09:58:11,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-10-03 09:58:11,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:58:12,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:58:12,849 INFO L134 CoverageAnalysis]: Checked inductivity of 11026 backedges. 0 proven. 11026 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:58:14,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:58:14,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 155 states and 309 transitions. [2018-10-03 09:58:14,529 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 309 transitions. [2018-10-03 09:58:14,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-10-03 09:58:14,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:58:15,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:58:15,802 INFO L134 CoverageAnalysis]: Checked inductivity of 11175 backedges. 0 proven. 11175 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:58:17,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:58:17,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 156 states and 311 transitions. [2018-10-03 09:58:17,494 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 311 transitions. [2018-10-03 09:58:17,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-10-03 09:58:17,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:58:18,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:58:18,710 INFO L134 CoverageAnalysis]: Checked inductivity of 11325 backedges. 0 proven. 11325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-10-03 09:58:19,227 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-10-03 09:58:19,229 INFO L168 Benchmark]: Toolchain (without parser) took 235164.02 ms. Allocated memory was 1.5 GB in the beginning and 3.5 GB in the end (delta: 2.0 GB). Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -43.8 MB). Peak memory consumption was 1.9 GB. Max. memory is 7.1 GB. [2018-10-03 09:58:19,230 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-03 09:58:19,230 INFO L168 Benchmark]: Boogie Procedure Inliner took 48.46 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-03 09:58:19,230 INFO L168 Benchmark]: Boogie Preprocessor took 28.07 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-03 09:58:19,230 INFO L168 Benchmark]: RCFGBuilder took 282.54 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-10-03 09:58:19,231 INFO L168 Benchmark]: CodeCheck took 234799.03 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 1.5 GB in the end (delta: -64.9 MB). Peak memory consumption was 1.9 GB. Max. memory is 7.1 GB. [2018-10-03 09:58:19,233 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 898 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 48.46 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 28.07 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 282.54 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 234799.03 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 1.5 GB in the end (delta: -64.9 MB). Peak memory consumption was 1.9 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/Sandman01.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-03_09-58-19-243.csv Completed graceful shutdown